logo2
RENEWABLE ENERGY AND APPLIED PHOTONICS
 Link to Tufts SOE
Link to Home Page Lab members Research in lab Facilities in use Funding
laser Abbey Micro TPV1 DD4
Lab outreach activities Lab publications and talks Useful links Who we work with....


Refereed Publications
Non-Refereed Publications
Presentations


Book Chapters:

  1. Thermophotovoltaics: An alternative to and potential partner with rectenna energy harvesters. DeMeo, D. F., Licht, A. S., Shemelya, C. M., Downs, C. M., & Vandervelde, T. E. (2013). In G. Moddel & S. Grover (Eds.), Rectenna Solar Cells (pp. 371–390). Springer New York. doi:10.1007/978-1-4614-3716-1_17

  2. Electrodeposited Copper Oxide and Zinc Oxide Core-Shell Nanowire Photovoltaic Cells, Nanowires - Implementations and Applications, Dante DeMeo, Samuel MacNaughton, Sameer Sonkusale and Thomas Vandervelde (2011) Abbass Hashim (Ed.), ISBN: 978-953-307-318-7, InTech, Available from: http://www.intechopen.com/articles/show/title/electrodeposited-copper-oxide-and-zinc-oxide-core-shell-nanowire-photovoltaic-cells

  3. Quantum Dot Infrared Photodetectors, Lan Fu, Tom Vandervelde, and Sanjay Krishna, "VLSI Microphotonics: Science, Technology and Application" CRC Press, September 22, 2010; ISBN: 9781574447293

  4. Strain-induced formation of self-assembled nanostructures grown under kinetically limited conditions in the SiGe/Si epitaxial system. Gray, Jennifer Lynn; Hull, R.; Singh, N.; Elzey, D. M.; Floro, J. A.; Kumar, P.; Pernell, T. L.; Bean, J. C.; Vandervelde, T., Microscopy of Semiconducting Materials 2003. CRC Press, 2003. p. 243-246. ISBN: 9781315895536

Refereed Publications

  1. Design of an All-Semiconductor Selective Metamaterial Emitter in the Mid-IR Regime with Larger Feature Sizes for Thermophotovoltaic Energy Conversion Applications, Minsu Oh, Emily Carlson, Thomas E. Vandervelde, Journal of Electronic Materials(2020). https://doi.org/10.1007/s11664-020-07972-8

  2. Self-assembly of tensile-strained Ge quantum dots on InAlAs(111)A, Kathryn E. Sautter, Christopher F. Schuck, Trent A. Garrett, Ariel E. Weltner, Kevin D. Vallejo, Dingkun Ren, Baolai Liang, Kevin A. Grossklaus, Thomas E. Vandervelde, Paul J. Simmonds, Journal of Crystal Growth, Volume 533, 2020, 125468, ISSN 0022-0248, https://doi.org/10.1016/j.jcrysgro.2019.125468

  3. Density functional theory analysis of the effect of structural configurations on the stability of GaAsBi compounds, Husain Adamji, Margaret Stevens, Kevin Grossklaus, Thomas E. Vandervelde, Prashant Deshlahra, Computational Materials Science, Volume 173, 2020, 109401, ISSN 0927-0256, https://doi.org/10.1016/j.commatsci.2019.109401

  4. Anomalous Stranski-Krastanov growth of (111)-oriented quantum dots with tunable wetting layer thickness, Christopher F. Schuck, Simon K. Roy, Trent Garrett, Qing Yuan, Ying Wang, Carlos I. Cabrera, Kevin A. Grossklaus, Thomas E. Vandervelde, Baolai Liang & Paul J. Simmonds, Scientific Reports, Vol 9, Article number: 18179 (2019) https://doi.org/10.1038/s41598-019-54668-z

  5. Photovoltaic operation in the lower atmosphere and at the surface of Venus, Jonathan Grandidier, Alexander P. Kirk, Phillip Jahelka, Margaret A. Stevens, Pawan K. Gogna, David Crisp, Mark L. Osowski, Thomas E. Vandervelde, Harry A. Atwater, James A. Cutts; Prog Photovolt Res Appl. 2019; 1– 9. https://doi.org/10.1002/pip.3214

  6. Strain stabilization of far from equilibrium GaAsBi films, Margaret A. Stevens, Kevin A. Grossklaus, Thomas E. Vandervelde; Journal of Crystal Growth, Vol 527, 2019 https://doi.org/10.1016/j.jcrysgro.2019.125216

  7. GaTlAs Quantum Well Solar Cells for Sub-band Gap Absorption, Ahmed Zayan and Thomas E. Vandervelde, MRS Advances, Volume 4 / Issue 35, 2019, pp 2015 - 2021 DOI: https://doi.org/10.1557/adv.2019.334

  8. A Review of Advances in Thermophotovoltaics for Power Generation and Waste Heat Harvesting, Abigail Licht, Nicole Pfiester, Dante DeMeo, John Chivers, and Thomas E. Vandervelde, MRS Advances, 4(41-42), 2271-2282. (2019) DOI: https://doi.org/10.1557/adv.2019.342

  9. Impact of Rotation Rate on Bismuth Saturation in GaAsBi Grown by Molecular Beam Epitaxy, Stevens, M.A., Grossklaus, K.A., McElearney, J.H., Vandervelde, T.E., Journal of Elec Materials (2019) 48: 3376. https://doi.org/10.1007/s11664-019-06949-6

  10. Examination of the Shape and Structure of (111)-oriented GaAs Tensile-Strained Quantum Dots using Transmission Electron Microscopy, Electron Energy Loss Spectroscopy, and Atom Probe Tomography, Grossklaus, K., Schuck, C., Simmonds, P., & Vandervelde, T. (2019). Microscopy and Microanalysis, 25(S2), 2208-2209. 2019 https://dx.doi.org/10.1017/S1431927619011772

  11. InTlP compounds for Underwater Solar Energy Harvesting, Ahmed Zayan, and Thomas E. Vandervelde, MRS Advances, 3(3), 153-158. (2018)doi: 10.1557/adv.2018.22

  12. Surface diffusion measurements of In on InGaAs enabled by droplet epitaxy, Margaret A. Stevens, Stephanie Tomasulo, Sergey Maximenko, Thomas E. Vandervelde, and Michael K. Yakes; Journal of Applied Physics, 121, 195302 (2017), DOI:http://doi.org/10.1063/1.4983257

  13. Selective emitters for thermophotovoltaic applications, Nicole A. Pfiester, Thomas E. Vandervelde, Phys. Status Solidi A; 1862-6319; 2017 http://dx.doi.org/10.1002/pssa.201600410

  14. Heterogeneous Metal-Oxide Nanowrire Micro-Sensor Array for Gas Sensing, Dante DeMeo, Sam MacNaughton, Zhilong Wang, Xinjie Zhang, Sameer Sonkusale, Thomas E. Vandervelde; Mater. Res. Express 1 (2014) 025002; http://dx.doi.org/10.1088/2053-1591/1/2/025002

  15. GaSb Thermophotovoltaic Cells Grown on GaAs Substrate Using the Interfacial Misfit Array Method, Dante DeMeo, Corey Shemelya, Chandler Downs, Abigail Licht, Emir Salih Magden, Tom Rotter, Chetan Dhital, Stephen Wilson, Ganesh Balakrishnan, Thomas E. Vandervelde, Journal of Electronic Materials (2014): Volume 43, Issue 4 (2014);http://dx.doi.org/10.1007/s11664-014-3029-1 Download Link

  16. "2D Metallic Photonic Crystals for Light Trapping and ARC in Thermophotovoltaic Applications", Corey Shemelya, Dante DeMeo, and Thomas Vandervelde, Appl. Phys. Lett. 104, 021115 (2014); http://dx.doi.org/10.1063/1.4862180

  17. "Stable High Temperature Metamaterial Emitters for Thermphotovoltaic Applications", Corey Shemelya, Dante DeMeo, Xueyuan Wu, Chris Bingham, Willie Padilla, and Thomas Vandervelde, Appl. Phys. Lett. 104, 201113 (2014); http://dx.doi.org/10.1063/1.4878849

  18. "Progress and Prospects for Thermophotovoltaic Conversion Efficiencies", D. F. DeMeo, A. S. Licht, C. M Shemelya, T. E. Vandervelde, Applied Physics Review (In Preparation)

  19. "Progress in Infrared Photodetectors Since 2000" C. Downs, T.E. Vandervelde, Sensors 2013, 13(4), 5054-5098DOI: 10.3390/s130405054

  20. "InAs/GaSb Superlattice Infrared Detectors", Robert Rehm, Michael Masur, Johannes Schmitz, Volker Daumer, Jasmin Niemasz, Thomas Vandervelde, Dante DeMeo, Wolfgang Luppold, Matthias Wauro,Andreas Wörl, Frank Rutz, Ralf Scheibner, Johann Ziegler, Martin Walther, Infrared Physics & Technology, 59, 6–11. (2013) doi:10.1016/j.infrared.2012.12.001

  21. "Increased normal incidence photocurrent in quantum dot infrared photodetectors", J. Shao, T. E. Vandervelde, A. Barve, A. Stintz, S. Krishna, Appl. Phys. Lett.101, 241114 (2012); http://dx.doi.org/10.1063/1.4764905

  22. "Comparison of Photonic-Crystal-Enhanced Thermophotovoltaic Devices With and Without a Resonant Cavity", C.M. Shemelya, T.E. Vandervelde, Journal of Electronic Materials, Volume 41, Number 5, 928-934, (2012)DOI:10.1007/s11664-012-2081-y

  23. Cryogenic thermal simulator for testing low temperature thermophotovoltaic cells. Dante F. DeMeo and Thomas E. Vandervelde, J. Vac. Sci. Technol. B 29, 031401 (2011), DOI: 10.1116/1.3581095

  24. Enhanced normal incidence photocurrent in quantum dot infrared photodetectors. Jiayi Shao, Thomas E. Vandervelde, Ajit Barve, Woo-Yong Jang, Andreas Stintz, and Sanjay Krishna; J. Vac. Sci. Technol. B 29, 03C123 (2011) DOI:10.1116/1.3562186

  25. Comparison of Quantum Dots-in-a-Well and Quantum Dots-in-a Double-Well Focal Plane Arrays in the Long Wave Infrared, J. Andrews, S. Restaino, S. W. Teare, Y. D. Sharma, W.-Y. Jang, T. E. Vandervelde, J. S. Brown, A. Reisinger, M. Sundaram, S. Krishna, and L. Lester, IEEE Transactions on Electron Devices 58, 7, (2011), DOI:10.1109/TED.2011.2140374

  26. Noise, Gain, and Responsivity in Low-Strain Quantum Dot Infrared Photodetectors With up to 80 Dot-in-a-Well Periods, P. Vines, C.H. Tan, J.P.R. David, R.S. Attaluri, T.E. Vandervelde, S. Krishna, Journal of Quantum Electronics, 47, 5, 607 – 613, (2011), DOI: 10.1119/JQE.2011.2107732

  27. Versatile Spectral Imaging With an Algorithm-Based Spectrometer Using Highly Tuneable Quantum Dot Infrared Photodetectors, P. Vines, C. H. Tan, J. P. R. David, R. S. Attaluri, T. E. Vandervelde, S. Krishna, W.-Y. Jang, and M. M. Hayat, Journal of Quantum Electronics, 47, 2, 190 – 197, (2011), DOI: 10.1109/JQE.2010.2065216

  28. Engineering the Barrier of Quantum Dots-in-a-Well (DWELL) Infrared Photodetectors for High Temperature Operation; A. V. Barve, Y. D. Sharma, J. Montoya, J. Shao, T. Vandervelde, T. Rotter and S. Krishna; International Journal of High Speed Electronics and Systems Vol. 20, No. 3,pp 549–555, (2011) DOI: 10.1142/S0129156411006842

  29. Resonant Tunneling Barriers in quantum Dots-in-a-Well Infrared Photodetectors, Ajit Barve, Jiayi Shao, Yagya D. Sharma, Thomas E. Vandervelde, Krit Sankalp, Sang Jun Lee, Sam Kyu Noh, and Sanjay Krishna, Journal of Quantum Electronics, 46, 7, 1105 (2010), DOI: 10.1109/JQE.2010.2043789

  30. Multispectral Quantum Dots-in-a-Well Infrared Detectors Using Plasmon Assisted Cavities, Rajeev V. Shenoi, Jessie Rosenberg, Thomas E. Vandervelde, Oskar J. Painter, and Sanjay Krishna, Journal of Quantum Electronics, 46, 7, 1151 (2010), DOI: 10.1109/JQE.2010.2042682

  31. Progress and Prospects for Quantum Dots in a Well Infrared Photodetectors, T. E. Vandervelde and S. Krishna, Journal of Nanoscience and Nanotechnology, 10, 3, pp. 1450-1460(11), (2010) (INVITED)

  32. A multispectral and polarization-selective surface-plasmon resonant midinfrared detector, Jessie Rosenberg, Rajeev V. Shenoi, Thomas E. Vandervelde, Sanjay Krishna, and Oskar Painter, App. Phys. Lett., 95, 161101 (2009)

  33. Reduction in Dark Current Using Resonant Tunneling Barriers in Quantum Dots-in-a-Well Long Wavelength Infrared Photodetector, A Barve, S Shah, J Shao, T.E. Vandervelde, R Shenoi, W Jang, and S Krishna, App. Phys. Lett. 93, 131115 (2008)

  34. Low-strain InAs/InGaAs/GaAs quantum dots-in-a-well infrared photodetector, R. V. Shenoi, R. S. Attaluri, A. Siroya, J. Shao, Y. D. Sharma, A. Stintz, T. E. Vandervelde, and S. Krishna, J. Vac. Sci. Technol. B 26 1136 (2008)

  35. Demonstration of Bias Controlled Algorithmic Tuning of DWELL Quantum-dot Mid-infrared Detectors, W.Y. Jang, M.M. Hayat, J.S. Tyo, R.S. Attaluri, T.E. Vandervelde, Y. Sharma, R. Shenoi, A. Stintz, E.R. Cantwell, S.C. Bender, S.J. Lee, S.K. Noh, and S. Krishna, Journal of Quantum Electronics, 45, 6,(2009)

  36. Comparison of Long-Wave Infrared Quantum-Dots-in-a-Well and Quantum-Well Focal Plane Arrays, J. R. Andrews,S. R. Restaino, T. E. Vandervelde, J. S. Brown, Y. Sharma, S. Lee, S. W. Teare, A. Reisinger,M. Sundaram, and S. Krishna; IEEE TRANSACTIONS ON ELECTRON DEVICES, VOL. 56, NO. 3, MARCH (2009)

  37. Quantum Dots-in-a-Well Focal Plane Arrays, T.E. Vandervelde, M.C. Lenz, E. Varley, A. Barve, J. Shao, R. Shenoi, D.A. Ramirez, W.Y. Jang, Y.D. Sharma, and S. Krishna, IEEE Journal of Selected Topics In Quantum Electronics, 14, 4, July/August 2008, INVITED

  38. Low-Strain InAs/InGaAs/GaAs Quantum Dots-in-a-Well Infrared Photodetector, R. V. Shenoi, R.S. Attaluri, J. Shao, A. Stintz, T. E. Vandervelde, and S. Krishna, J. Vac. Sci. Tech. B, 26(3) PP-1136-1139 May/Jun (2008)

  39. Analysis of the Three-Dimensional Ordering of Epitaxial Ge Quantum Dots using Focused Ion Beam Tomography, A.J. Kubis, T.E. Vandervelde, J.C. Bean, D. Dunn, R. Hull, App. Phys. Lett., 88, 263103 (2006
    * This article was selected by AIP to also appear in July 11 2006 issue of Virtual Journal of Nanoscale Science Technology Volume 14(2)

  40. The Effect of Two-Temperature Capping on Germanium/Silicon Quantum Dots and Analysis of Superlattices so Composed, T.E. Vandervelde, K. Sun, J. Merz, A.J. Kubis, R. Hull, and J.C. Bean, J. Appl. Phys, 99, 124301 (2006).
    * This article was selected by AIP to also appear in July 4 2006 issue of Virtual Journal of Nanoscale Science Technology Volume 14(1)

  41. Systematic studies of SiGe/Si islands nucleated via separate in situ, or ex situ, Ga+ focused ion beam-guided growth techniques, T.E. Vandervelde, S. Atha, T.L. Pernell, R. Hull, and J.C. Bean, J. Vac. Sci. Tech. A, 24(2), March/April, p. 375-381 (2006).
    * This article was selected by AIP to also appear in March 13 2006 issue of Virtual Journal of Nanoscale Science Technology Volume 13(10)

  42. Conditions for self-assembly of quantum fortresses and analysis of their possible use as quantum cellular automata, T.E. Vandervelde, R. Kalas, P. Kumar, T. Kobayashi, T.L. Pernell, and J.C. Bean, J. Appl. Phys., 97, 043513 (2005).
    * This article was selected by AIP to also appear in February 7 2005 issue of Virtual Journal of Nanoscale Science Technology Volume 11(5)

  43. Kinetic size selection mechanisms in intrinsic quantum dot molecules, J.L. Gray, N. Singh,T.E. Vandervelde, P. Kumar, T.L. Pernell, D.M. Elzey, R.A. Hull, J.C. Bean and J.A. Floro, Phys. Rev. Lett., 92, 135504 (2004).
    * This article was selected by AIP to also appear in April 12 2004 issue of Virtual Journal of Nanoscale Science Technology Volume 9(14)

  44. Growth of Quantum Fortress structures in SiGe/Si via combinatorial deposition, T.E. Vandervelde, P. Kumar, T. Kobayashi, J.L. Gray, T.L. Pernell, J.A. Floro, R. Hull, and J.C. Bean, Appl. Phys. Lett. Vol. 83, 25 (2003).
    * This article was selected by AIP to also appear in December 29 2006 issue of Virtual Journal of Nanoscale Science Technology Volume 8(26)

  45. Precision placement of heteroepitaxial semiconductor quantum dots, R. Hull, J. L. Gray, M. Kammler T. Vandervelde, T. Kobayashi, P. Kumar, T. Pernell, J. C. Bean, J. A. Floro and F. M. Ross,Materials Science and Engineering B, Volume 101, Issues 1-3, 15 August 2003, Pages 1-8.

    46. Conference and Non-Refereed Publications:

  46. Subwavelength antimonide infrared detector coupled with dielectric resonator antenna, Alireza Kazemi; Qingyuan Shu; Vinita Dahiya; Zahra Taghipour; Pablo Paradis; Christopher Ball; Theodore J. Ronningen; Stefan Zollner; Steven M. Young; Jordan Budhu; Kevin A. Grossklaus; Thomas E. Vandervelde; Anthony Grbic; Sanjay Krishna ; Proceedings Volume 11002, Infrared Technology and Applications XLV; 1100221 (2019) https://doi.org/10.1117/12.2518807

  47. Optical property comparison of GaAsBi and TlGaAs measured by variable angle spectroscopic ellipsometry, Samuel Lenney, Margaret Stevens, Kevin Grossklaus, Thomas E. Vandervelde, Proc. SPIE 10917, Terahertz, RF, Millimeter, and Submillimeter-Wave Technology and Applications XII, 109172A (March 2019) https://doi.org/10.1117/12.2510550

  48. Study of the effect of 2D metallic photonic crystals on GaSb TPV diode performance, Dante F. DeMeo, Corey M. Shemelya, Abigail S. Licht, Emily S. Carlson, Nicole Pfiester, Lisa Fantini, Thomas E. Vandervelde, Proceedings Volume 10541, Photonic and Phononic Properties of Engineered Nanostructures VIII; 1054113 (2018); doi: 10.1117/12.2290975

  49. Multiple Metamaterial Pattern Integration for Polarization Selective Photodetector Applications, C. Shemelya, N. A. Pfiester, D. DeMeo, T. Rotter, G. Balakrishnan, and T. E. Vandervelde, MRS Advances, pp. 1–6, 2018.doi:10.1557/adv.2018.43

  50. Optimization of GaSb Thermophotovoltaic Diodes with Metallic Photonic Crystal Front-Surface Filters, Abigail S. Licht, Corey S. Shemelya, Dante F. DeMeo, Emily S. Carlson, Thomas E. Vandervelde, 60th IEEE International Midwest Symposium on Circuits and Systems (2017) https://doi.org/10.1109/MWSCAS.2017.8053055

  51. Broad area, selective-emitters for high temperature operation, John Chivers, Thomas E. Vandervelde, 60th IEEE International Midwest Symposium on Circuits and Systems (2017) https://doi.org/10.1109/MWSCAS.2017.8053113

  52. A drift-diffusion solver using a finite-element method to analyze carrier dynamics at ultra-high solar concentrations, Emily Carlson, Margaret Stevens, David Emerson, Xiaozhe Hu, James Adler, Thomas E. Vandervelde, 60th IEEE International Midwest Symposium on Circuits and Systems (2017) https://doi.org/10.1109/MWSCAS.2017.8053184

  53. GaAsBi alloys for photovoltaic and thermophotovoltaic applications, A. Zayan, M. Stevens and T. E. Vandervelde, 2016 IEEE 43rd Photovoltaic Specialists Conference (PVSC), Portland, OR, 2016, pp. 2839-2843. https://doi.org/10.1109/PVSC.2016.7750172

  54. Predicting Voc at Ultra-High Solar Concentration Using Computational Numerical Analysis, M. Stevens, C. Downs, D. Emerson, J. Adler, S. Maclachlan, and T. E. Vandervelde, European Photovoltaic Solar Energy Conference, Hamburg, Germany. (2015) 10.4229/EUPVSEC20152015-4CV.3.19

  55. Platinum Metamaterials for Thermophotovoltaic Selective Emitters, N. Pfiester, N. Naka, and T. E. Vandervelde, European Photovoltaic Solar Energy Conference, Hamburg, Germany. (2015). 10.4229/EUPVSEC20152015-1CO.9.4

  56. Studying Anomalous Open-Circuit Voltage in Concentrated Photovoltaics using Computational Numerical Analysis, M. Stevens, C. Downs, D. Emerson, J. Adler, S. Maclachlan, and T. E. Vandervelde, Photovoltaic Specialists Conference (PVSC), New Orleans, LA 2015. 10.1109/PVSC.2015.7356072<

  57. GaTlP - A Novel Semiconductor for Thermophotovoltaic Applications, A. Zayan, C. Downs, T.E. Vandervelde, 29th European Photovoltaic Solar Energy Conference (EUPVSEC) Proceedings, Amsterdam, Netherlands (2014). 10.4229/EUPVSEC20142014-1BV.7.37

  58. Advancing Long Wavelength Thermophotovoltaic Diodes, A. Licht, D. DeMeo, A. Zayan, K. Levinson, T.E. Vandervelde, 29th European Photovoltaic Solar Energy Conference (EUPVSEC) Proceedings, Amsterdam, Netherlands (2014). 10.4229/EUPVSEC20142014-1BV.7.64

  59. Thermally Robust, High-Temperature Metamaterial Emitters, N. Pfiester, N. Naka, D. DeMeo, C. Shemelya, and T. E. Vandervelde, 29th European Photovoltaic Solar Energy Conference (EUPVSEC) Proceedings, Amsterdam, Netherlands (2014). 10.4229/EUPVSEC20142014-1BV.7.63

  60. Toward dynamic metamaterials for monothically integrated multilayer polarization filters, Nicole Pfiester, Corey Shemelya, Thomas Rotter, Ganesh Balakrishnan, Thomas E. Vandervelde, Proc. SPIE 8982, Optical Components and Materials XI, 89820M (March 7, 2014); doi:10.1117/12.2040827.

  61. Extending the operational wavelength of thermophotovoltaic devices via superlattice and barrier engineering, Abigail Licht, Dante DeMeo, J.B. Rodriguez, Thomas E. Vandervelde, Proc. SPIE 8982, Optical Components and Materials XI, 89811I (March 7, 2014); doi:10.1117/12.2040307.

  62. Cutoff Wavelength Optimization for High-Efficiency Split Spectrum Photovoltaics, Chandler Downs, Thomas E. Vandervelde, Proc. SPIE 8982, Optical Components and Materials XI, 89810D (March 7, 2014); doi:10.1117/12.2040242.

  63. Metamaterial Selective Emitters for Photodiodes, Dante DeMeo, Corey Shemelya, Nicole Pfiester, Thomas Vandervelde Proc. SPIE 8982, Optical Components and Materials XI, 89820J (March 7, 2014);doi:10.1117/12.2041013.

  64. Thermophotovoltaic Efficiency Enhancement Through Metamaterial Selective Emitters, Nicole A. Pfiester, Dante F. DeMeo, Corey M. Shemelya, and Thomas E. Vandervelde, EUPVSEC, Paris, France, 2013 Download Link

  65. Simulations Of Indium Arsenide / Gallium Antimonide Superlattice Barrier Based Thermophotovoltaic Cells, Dante DeMeo, Abigail Licht, Corey Shemelya, J.-M. Masur, R. Rehm, M. Walther, Thomas E. Vandervelde, EUPVSEC, Paris, France, 2013 doi: 10.4229/28thEUPVSEC2013-1AV.2.43, Download Link

  66. Strained Layer Superlattice Unipolar Barrier Diode Thermophotovoltaic Cells, Dante DeMeo, Corey Shemelya, J.-M. Masur, R. Rehm, M. Walther, T. E. Vandervelde, 55th Electronic Materials Conference, June 26, 2013. Notre Dame, Indiana

  67. Metallic Photonic Crystals for TPV Energy Generation Applications, Corey Shemelya, Dante DeMeo, Thomas Vandervelde, 55th Electronic Materials Conference, June 26, 2013. Notre Dame, Indiana

  68. Moving Towards the Dynamic Selective Polarizer: A Duel Metamaterial Polarization Grids, Corey Shemelya, Nicole Pfiester , Ganesh Balakrishnan , Thomas Vandervelde, 55th Electronic Materials Conference, June 26, 2013. Notre Dame, Indiana

  69. Bridging the Gap Towards the Monolithically Integrated Selective Polarizer: A Dynamic Metamaterial Polarization Grid, Corey Shemelya, Nicole Pfiester , Ganesh Balakrishnan , Thomas Vandervelde. American Physics Society, March 18, 2013. Baltimore, Maryland

  70. Recent Progress in Type-II Strained Layer Superlattice Infrared Photodetectors, Chandler Downs, Thomas Vandervelde, SPIE Conference Proceedings 2012

  71. InAs/GaSb Superlattice Infrared Detectors. Robert Rehm, Michael Masur, Johannes Schmitz, Volker Daumer, Jasmin Niemasz, Thomas Vandervelde, Dante DeMeo, Wolfgang Luppold, Matthias Wauro, Andreas Wörl, Frank Rutz, Ralf Scheibner, Johann Ziegler, and Martin Walther. Quantum Structured Infrared Photodetector International Conference Proceedings, June 2012

  72. Metal-oxide coaxial nanowire photovoltaic cells. DeMeo, D. F., MacNaughton, S., Sonkusale, S., Vandervelde, T.E., 2011 International Semiconductor Device Research Symposium(ISDRS) IEEE. doi:10.1109/ISDRS.2011.6135326

  73. Photonic Crystal Resonant Cavity for Thermophotovoltaic Applications. C.M. Shemelya, T.E. Vandervelde, 37th IEEEPhotovoltaic Specialist Conference, June 2011

  74. Investigating Thallium Based Materials for Use in Multijunction Photovoltaics. C.M. Downs, T.E. Vandervelde, 37th IEEE Photovoltaic Specialist Conference, June 2011

  75. Simulations of Indium Arsenide Antimonide (InAs0.91Sb0.09) Lattice Matched to GaSb Barrier-BasedThermophotovoltaic Cells. D.F. DeMeo, T.E. Vandervelde,37th IEEE Photovoltaic Specialist Conference, June 2011

  76. Simulations of Gallium Antimonide (GaSb) p-B-n Thermophotovoltaic Cells. Dante F. DeMeo and Thomas E. Vandervelde, 2011 MRS Spring Meeting, MRS Proceedings 2011, 1329, DOI: 10.1557/opl.2011.1469, published online by Cambridge University Press

  77. Barrier engineered superlattice and quantum dot detectors for HOT operation. Jiayi Shao, Thomas E.Vandervelde, Ajit Barve, Woo-yong Jang, Andreas Stintz, and Sanjay Krishna Proc. SPIE 7945, 79451V (2011)

  78. Quantum dot infrared photodetectorswith highly tunable spectral response for an algorithm-based spectrometer, Peter Vines, Chee Hing Tan, John P. R. David, Ram S. Attaluri, Thomas E. Vandervelde, Sanjay Krishna, Woo Yong Jang, Majeed M. Hayat, Infrared Technology and Applications XXXVI Conference 7660 - Proceedings of SPIE Volume 7660

  79. Improving the operating temperature of quantum dots in a well detectors, Jiayi Shao, Thomas E.Vandervelde, Woo-yong Jang, Andreas Stintz, and S.Krishna, Quantum Sensing and Nanophotonic Devices VII - Proc. of SPIE Vol. 7608 76081Y-1-7 (Invited Paper)

  80. Characterization of multicolor type-II InAs/GaSb strained-layer superlattice photodetectors for use in astronomical observation; Wong, A. F., Nelson, M. J., Plis, E. A., Skrutskie, M. F., Yao, L.,Vandervelde, T., Kim, H. S., Khoshakhlagh, A., Myers, S. A., and Krishna, S. Proceedings of SPIE, vol. 7742 (2010)

  81. Novel Materials for Optical Wireless, C. Downs, C. Shemelya, D. DeMeo, J. Chivers, T.E. Vandervelde, Optical Wireless Applications Workshop Proceedings, State College PA June 2010.

  82. Thermophotovoltaic Enhancement: 2D Photonic Crystals to Increase TPV Efficiencies, C. Shemelya, T.E. Vandervelde, MRS Proceedings 2009, 1208, DOI:10.1557/PROC-1208-O16-06, published online by Cambridge University Press

  83. Wet chemistry based copper oxide and zinc oxide nanowire photovoltaic cells. S. MacNaughton, D.F. DeMeo, S. Sonkusale, T.E. Vandervelde, ISDRS Conference Proceedings, December 2009

  84. Multispectral infrared detection using plasmon-assisted cavities, R. V. Shenoi, J. Rosenberg, T. E. Vandervelde, O. J. Painter, and S. Krishna, SPIE Defense, Security, and Sensing 2009, Infrared Technology and Applications XXXV Proc. SPIE Vol. 7298, 729808 (May. 7, 2009)

  85. From Photodetectors to Photovoltaics: Novel materials-based approaches to entrenched device problems, T.E. Vandervelde, DARPA MTO Symposium San Jose, CA March 2009

  86. High Operating Temperature InAs Quantum Dot Infrared Photodetector via Selective Capping Techniques, J. Shao, T.E. Vandervelde, W.Y. Jang, A. Stintz, and S. Krishna, 8th IEEE Conference on Nanotechnology, 2008.

  87. Multicolor quantum dots-in-a-well focal plane arrays. Thomas E. Vandervelde, Michael C. Lenz, Eric Varley, Ajit Barve, Jiayi Shao, Rajeev Shenoi, David A. Ramirez, Wooyong Jang, Yagya D. Sharma, and Sanjay Krishna Proc. SPIE 6940, 694003 (2008)

  88. Multiple stack quantum dot infrared photodetectors, P. Vines, C. H. Tan, J. P. R. David, R. S. Attaluri, T. E. Vandervelde, and S. Krishna, Proc. SPIE 7113 71130J (2008)

  89. Low strain Quantum Dots in a Double Well Infrared Detectors>, R.Shenoi, J. Hou, Y. Sharma, J. Shao, T.E. Vandervelde, and S. Krishna, Infrared Spaceborne Remote Sensing and Instrumentation XVI SPIE 7082   SPIE 7082, 708207 (2008)

  90. Multicolor Quantum Dots-in-a-Well Focal Plane Arrays, T.E. Vandervelde, M.C. Lenz, E. Varley, A. Barve, J. Shao, R. Shenoi, D.A. Ramirez, W.Y. Jang, Y.D. Sharma, and S. Krishna, Infrared Technology and Applications XXXIV Proc. SPIE Vol.(6940), PP694003 (2008)

  91. Semiconductor fabrication techniques for producing an ultra-flat reflective slit, T.E. Vandervelde, M. Cabral, J. Wilson, M. Skrutskie, Proc. SPIE 6273, 62731Z (2006)

  92. Analysis of the Three-Dimensional Relationship of Ge Quantum Dots in a Si Matrix using Focused Ion Beam Tomography, A.J. Kubis, T.E. Vandervelde, J.C. Bean, D.N. Dunn, R. Hull, Mat. Res. Soc. Symp. Proc. 818, M14.6.1-M14.6.7 (2004).

  93. Systematic studies of SiGe/Si islands nucleated via separate in situ, or ex situ, Ga+ focused ion beam-guided growth techniques, T.E. Vandervelde, S. Atha, T.L. Pernell, R. Hull, and J.C. Bean, Self-Organized Processes in Semiconductor Heteroepitaxy, Mat. Res. Soc. Symp. Proc. 794 (p. 111-116) (2004).

  94. Strain-induced formation of self-assembled nanostructures grown under kinetically limited conditions in the SiGe/Si epitaxial system, Gray, J.L., Hull, R., Singh, N., Elzey, D.M., Floro, J.A., Kumar, P., Pernell, T.L., Bean, J.C., Vandervelde, T., Design and Nature, vol. 6, pp. 243–246, 2004

  95. Regulated Self-Assembly of Epitaxial Silicon-Germanium Quantum Structures and Their Properties, T.E. Vandervelde, Physics Doctoral Dissertation, UVa Press, 2004.

  96. A Unique Design for a One-Kelvin External Pumped Cryostat, T.E. Vandervelde, Astronomy Honor’s Thesis, University of Massachusetts Honors Department Press, 1999.

  97. A Study of Low-Frequency Phenomena in Vertically Vibrated Granular Materials, T.E. Vandervelde, Physics Honor’s Thesis, UMass Honors Department Press, 1999.

Conference Posters and Presentations:

    2019

  1. Enhanced reflection at glancing angles from a Pt/SiN metamaterial perfect absorber, Nicole Pfiester Latham and Thomas E. Vandervelde, MRS Spring Meeting Phoenix 2019

  2. Examination of the high temperature optical properties of HfO2 thin films for metamaterial selective-emitters applications, Minsu Oh, Nicole Pfiester Latham, Margaret Stevens, Kevin Grossklaus, Thomas E. Vandervelde, APS March Meeting Boston 2019

  3. Overcoming bismuth saturation in GaAsBi by manipulating film strain, Margaret Stevens, Kevin Grossklaus, John McElearney, Thomas E. Vandervelde, APS March Meeting Boston 2019

  4. Examining the effect of Tl content on the optical, electrical, and structural properties of TlGaAs films, Kevin Grossklaus, John McElearney, Margaret Stevens, Samuel Lenney, Thomas E. Vandervelde, APS March Meeting Boston 2019

  5. Examination of the effects of changing film composition and temperature on the optical properties of GaAsBi epitaxial films, Samuel Lenney, Margaret Stevens, Kevin Grossklaus, and Thomas E. Vandervelde, APS March Meeting Boston 2019

  6. Modeling and Simulation of GaTlAs Quantum Well Solar Cells, Ahmed Zayan, and Thomas E. Vandervelde, APS March Meeting Boston 2019

  7. Effect of titanium adhesion layer on iridium thin film optical properties, Nicole Pfiester Latham, Margaret Stevens, Kevin Grossklaus, and Thomas E. Vandervelde, APS March Meeting Boston 2019

  8. Optical property comparison of GaAsBi and TlGaAs measured by variable angle spectroscopic ellipsometry, Samuel Lenney, Margaret Stevens, Kevin Grossklaus, Thomas E. Vandervelde, SPIE Photonics West San Francisco, CA 2019

    9. 2018

  9. Examining the Effects of Strain and Tl Content on the Properties and Structure of TlGaAs Films, Kevin Grossklaus, John McElearney, Margaret Stevens, Thomas E. Vandervelde, NAMBE, Banff, CN 2018

  10. Manipulating Film and Underlayer Strain to Understand Vertical Phase Separation in GaAsBi, Margaret Stevens‚ Kevin Grossklaus‚ John McElearney‚ Thomas E. Vandervelde, NAMBE, Banff, CN 2018

  11. Understanding the Effects of Strain and Relaxation on GaAsBi for Semiconductor and Semimetal Device Applications, Margaret Stevens, Kevin Grossklaus, Thomas E. Vandervelde, 60th Electronic Materials Conference, Santa Barbara, CA

  12. Thermophotovoltaic Power Generation and Waste Heat Harvesting, Abigail Licht, Nicole Pfiester, Dante DeMeo, John Chivers, and Thomas E. Vandervelde, Spring MRS Phonix AZ 2018 (INVITED)

  13. Design and Fabrication of 2D Metallic Photonic Crystal Front-Surface Filters for Thermophotovoltaic Devices, Emily Carlson, Corey Shemelya, Dante DeMeo, Abigail Licht, Nicole Pfiester, and Thomas E. Vandervelde, (poster presentation) Boston Photonics Conference, Boston MA February 24, 2018

    14. 2017

  14. Dynamically Tunable Polarization Response in a Si/Au Metamaterial, N. Pfiester, D. DeMeo, E. Carlson, C. Shemelya, and T. E. Vandervelde, AVS 64th International Symposium Proceedings, Tampa, FL (expected winter 2017)

  15. InTlP Compounds for Underwater Solar Energy Harvesting, A. Zayan, T. E. Vandervelde, Fall MRS 2017

  16. Multiple Metamaterial Pattern Integration for Polarization Selective Photodetector Applications, C. Shemelya, N. A. Pfiester, D. DeMeo, T. Rotter, G. Balakrishnan, and T. E. Vandervelde, Fall MRS 2017

  17. Optimization of GaSb Thermophotovoltaic Diodes with Metallic Photonic Crystal Front-Surface Filters, Abigail Licht, Corey Shemelya, Dante DeMeo, Emily Carlson, Thomas Vandervelde, 60th IEEE International Midwest Symposium on Circuits and Systems (2017) (INVITED)

  18. Broad area, selective-emitters for high temperature operation, John Chivers, Thomas E. Vandervelde, 60th IEEE International Midwest Symposium on Circuits and Systems (2017) (INVITED)

  19. A drift-diffusion solver using a finite-element method to analyze carrier dynamics at ultra-high solar concentrations, Emily Carlson, Margaret Stevens, David Emerson, Xiaozhe Hu, James Adler, Thomas E. Vandervelde, 60th IEEE International Midwest Symposium on Circuits and Systems (2017)

    20. 2016

  20. GaAsBi alloys for photovoltaic and thermophotovoltaic applications, A. Zayan, M. Stevens and T. E. Vandervelde, 2016 IEEE 43rd Photovoltaic Specialists Conference (PVSC), Portland, OR, 2016

  21. Towards Radioisotope Indirect Alpha-Thermophotovoltics for Space Power, Dante F. DeMeo, Nicole A. Pfiester, Corey M. Shemelya, Thomas E. Vandervelde; Intelligence Community Academic Research Symposium (2016)

  22. Small band gap thermophotovoltaics employing GaAsBi alloys, Ahmed Zayan, Margaret A. Stevens, Thomas E. Vandervelde. 32nd European PV Solar Energy Conference and Exhibition (EUPVSEC): Munich, Germany

  23. Electronic structure of GaAsBi alloys, Ahmed Zayan, Margaret A. Stevens, Thomas E. Vandervelde. 59th Electronic Materials Conference (EMC): Newark, Delaware

  24. Semiconductor-Semimetal Materials: Towards Energy Harvesting Rectennas, Thomas Vandervelde, Interagency Advanced Power Group (IAPG) Mechanical Working Group meeting; Adelphi Maryland May 17-19, 2016 (INVITED)

  25. Photonic Metamaterials, Thomas Vandervelde, Physics and Astronomy Department Seminar, Tufts University, March 11th 2016 (INVITED)

    26. 2015

  26. Platinum and Irridium Metamaterials for Thermophotovoltaic Selective Emitters, N. Pfiester, N. Naka, and T.E. Vandervelde, European Photovoltaic Solar Energy Conference, Hamburg, Germany. (2015)

  27. Studying Anomalous Open-Circuit Voltage Dropout in Concentrated Photovoltaics Using Computational Numerical Analysis.M. Stevens, C. Downs, D. Emerson, J. Adler, S. Maclachlan, and T. E. Vandervelde, (oral presentation) APS March Meeting, San Antonio, TX. March 2015

  28. Studying Anomalous Open-Circuit Voltage Dropout in Concentrated Photovoltaics Using Computational Numerical Analysis.M. Stevens, C. Downs, D. Emerson, J. Adler, S. Maclachlan, and T. E. Vandervelde, (poster presentation) PVSC, New Orleans, LA. June 2015.

  29. Predicting Voc at Ultra-High Solar Concentration Using Computational Numerical Analysis M. Stevens, C. Downs, D. Emerson, J. Adler, S. Maclachlan, and T. E. Vandervelde, (poster presentation) European Photovoltaic Solar Energy Conference, Hamburg, Germany. (2015)

    30. 2014

  30. Refractory Metals for High-Temperature, Metamaterial Emitters, N. Pfiester, N. Naka, and T.E. Vandervelde. MRS Fall Meeting 2014, Boston, MA.

  31. GaTlP - A Novel Semiconductor for Thermophotovoltaic Applications, A. Zayan, C. Downs, T.E. Vandervelde, 29th European Photovoltaic Solar Energy Conference (EUPVSEC), Amsterdam, Netherlands (2014).

  32. A Type-II Superlattice pBn Photodiode for Reduction of Parasitic Recombination in MWIR Thermophotovoltaics, A. Licht, D. DeMeo, J. B. Rodriquez, T. E. Vandervelde, 29th European Photovoltaic Solar Energy Conference and Exhibition (EUPVSEC), Amsterdam, Netherlands (2014)

  33. Long Wavelength Thermophotovoltaic Diodes, A. Licht, D. DeMeo, A. Zayan, K. Levinson, T.E. Vandervelde, 29th European Photovoltaic Solar Energy Conference (EUPVSEC), Amsterdam, Netherlands (2014)

  34. Refractory Metals for High-Temperature, Metamaterial Emitters, T. Vandervelde, N. Pfiester, and N. Naka,  29th European Photovoltaic Solar Energy Conference (EUPVSEC), Amsterdam, Netherlands (2014)

  35. Thermally-Robust, High-Temperature, Metamaterial Emitters, N. Pfiester, C. Shemelya, D. Demeo, and T. Vandervelde,  29th European Photovoltaic Solar Energy Conference (EUPVSEC), Amsterdam, Netherlands (2014)

  36. Toward Monolithically Integrated Selective Polarizers Using Dynamic Metamaterials, N. Pfiester, C. Shemelya, T. Rotter, G. Balakrishnan, and T.E. Vandervelde,  18th International Conference on Molecular Beam Epitaxy. Flagstaff, AZ. (2014)

  37. The Effect of Dielectric Capping on high Temperature Metamaterial Thermal Emitter Performance, N. Pfiester, D. DeMeo, C. Shemelya, and T. E. Vandervelde,  Materials Research Society 56th Electronic Materials Conference. Santa Barbara, CA. (2014)

  38. Decreasing dark current in long wavelength InAs/GaSb thermophotovoltaics via bandgap engineering, A. Licht, D. DeMeo, J. B. Rodriguez, T. E. Vandervelde, 40th IEEE Photovoltaic Specialists Conference Proceedings, Denver, CO (2014)

  39. Metamaterial Selective Emitters for Thermophotovoltaic Applications, N. Pfiester, D. DeMeo, C. Shemelya, and T. E. Vandervelde,  SVC TechCon. Chicago, Il. (2014)

    40. 2013

  40.  Extending the Wavelength of Thermophotovoltaic Devices via Barrier Engineering, Abbey Licht, Dante DeMeo, Jean Baptiste Rodriguez, and Thomas E. Vandervelde, Photonics West 2014, San Fransico, CA.
  41. Metamaterial selective emitters for photodiodes, Dante F. DeMeo, Corey Shemelya, Nicole Pfeister Latham, Xueyuan Wu, Chris Bingham, Willie Padilla, and Thomas E. Vandervelde, Photonics West 2014, San Fransico, CA.

  42. Cutoff wavelength optimization for high-efficiency split spectrum photovoltaics, Chandler Downs, and Thomas E. Vandervelde, Photonics West 2014, San Fransico, CA.

  43. Using dynamic metamaterials for monothically-integrated multilayer polarization filters, Nicole Pfiester, Corey Shemelya, Thomas J. Rotter, Ganesh Balakrishnan, and Thomas E. Vandervelde, Photonics West 2014, San Fransico, CA.

  44. Thermophotovoltaic Enhancement: 2D Photonic Crystals to increase TPV Efficiencies, Corey Shemelya, Dante DeMeo, and Thomas E. Vandervelde, MRS Fall Meeting 2013, Boston, MA.

  45. Metamaterial Selective Emitters for Thermophotovoltaic Applications, Nicole Pfiester, Dante DeMeo, Corey Shemelya, Christopher Bingham, Xueyuan Wu, Willie Padilla, Thomas E. Vandervelde, MRS Fall Meeting 2013, Boston, MA.

  46. An Indium-Free Antireflective Top Contact for PV and TPV Devices, John Chivers, Thomas E. Vandervelde MRS Fall Meeting 2013, Boston, MA.

  47. Cutoff Wavelength Optimization for High Efficiency Split Spectrum Photovoltaics, Chandler Downs, Thomas E. Vandervelde MRS Fall Meeting 2013, Boston, MA.

  48. Dynamic Metamaterials for Monothically Integrated Selective Polarizers, N. Pfiester, C. Shemelya, T. Rotter, G. Balakrishnan, and T. Vandervelde, NAMBE, Banff, Canada 2013

  49.  Metamaterial Selective Emitters for Photodiodes, C. Shemelya, D. Demeo, N.P. Latham, X. Wu, C. Bingham, W. Padilla, T. Vandervelde, NAMBE, Banff, Canada 2013

  50. Exploring the Temperature Limit of Long-Wavelength Thermophotovoltaic Cells, Abigail Licht, D. DeMeo and Thomas E. Vandervelde, 28th EU PVSEC Paris, France (2013)

  51. Increasing Photovoltaic Efficiencies through Metamaterial Selective Emitter Grids, Nicole Pfiester, Corey Shemelya, Dante Demeo, and Thomas E. Vandervelde, 28th EU PVSECParis, France (2013)

  52. Thermophotovoltaic Efficiency Enhancement Through Metamaterial Selective Emitters, Nicole A. Pfiester, Dante F. DeMeo, Corey M. Shemelya, and Thomas E. Vandervelde, EUPVSEC, Paris, France, 2013

  53. Simulations Of Indium Arsenide / Gallium Antimonide Superlattice Barrier Based Thermophotovoltaic Cells, Dante DeMeo, Abigail Licht, Corey Shemelya, J.-M. Masur, R. Rehm, M. Walther, Thomas E. Vandervelde, EUPVSEC, Paris, France, 2013

  54. Strained Layer Superlattice Unipolar Barrier Diode Thermophotovoltaic Cells, D. F. DeMeo, C. M. Shemelya, J.-M. Masur, R. Rehm, M. Walther, T. E. Vandervelde, 55th Electronic Materials Conference, June 26, 2013. Notre Dame, IN

  55. Metallic Photonic Crystals for TPV Energy Generation Application, Corey Shemelya, Dante DeMeo, Thomas Vandervelde, 55th Electronic Materials Conference, June 26, 2013. Notre Dame, IN

  56. Investigation of Interfacial Misfit Array TPV Cells Grown on GaAs and GaSb Substrates, Abigail Licht, Dante DeMeo, Corey Shemelya, and Thomas E. Vandervelde, 55th Electronic Materials Conference, June 26, 2013. Notre Dame, IN

  57. Metaphotonic Thermophotovoltaics, Thomas E Vandervelde, University of Virginia Charles Brown Electrical and Computer Engineering Department Speaker Series 04/19/2013 (Invited Speaker).

  58.  Nano-Engineering the Light-Matter Interface for Enhanced Energy Generation, T.E. Vandervelde, 13th Annual Intelligence Community Research Forum, Washington DC, US Institute of Peace, Spring 2013. (Invited Keynote Speaker).

  59. Simulation and Testing of Type-II Strained-Layer Superlattices for Long Wavelength Thermophotovoltaics, A. Licht, D. DeMeo, and T. E. Vandervelde, APS March Meeting, (2013)

  60. Bridging the Gap Towards the Monolithically Integrated Selective Polarizer: A Dynamic Metamaterial Polarization Grid, Corey Shemelya, Nicole Pfiester, Ganesh Balakrishnan, Thomas E. Vandervelde, APS March Meeting, (2013).

    2012

  61. “The Dynamic Selective Polarizer: Characterization of a Metamaterial Single Polarization Grid,” C. Shemelya, (Tufts Univ.); G. Balakrishnan, (Univ. of New Mexico Center for High Technology Materials); T.E. Vandervelde, (Tufts Univ), North American Conference on Molecular Beam Epitaxy (NAMBE), Atlanta, Georgia, Oct. 16, 2012

  62. “Single-Band Barriers for Increased Long-Wavelength Performance in Photodiodes,” D.F. DeMeo, C.M. Shemelya, (Tufts Univ.) ; J-M. Masur, R. Rehm, M. Walther, (Fraunhofer Institut fur Angewandte Festkurperphysik); T.E. Vandervelde, (Tufts Univ.), North American Conference on Molecular Beam Epitaxy (NAMBE), Atlanta, Georgia, Oct. 15, 2012

  63. Heterojunction Mid- and Far-Infrared Thermophotovoltiac Photodiodes D. F. DeMeo, T. E. Vandervelde, J.-M. Masur, R. Rehm, M. Walther, 10th World Conference on Thermophotovoltaic Generation of Electricity, Frankfurt, Germany, Sept. 26, 2012

  64. “Comparison of TPV Cells Grown on GaAs and GaSb Substrates” Corey Shemelya, Dante DeMeo, Thomas E. Vandervelde, 10th World Conference on Thermophotovoltaic Generation of Electricity, Frankfurt, Germany, Sept. 26, 2012

  65. Design and Characterization of Barrier-Based Thermophotovoltaic Cells,” D. DeMeo, C. Shemelya, J. Chivers, T. Vandervelde. EU PVSEC, Sept. 25, 2012

  66. "Bandgap Engineering for InAs/GaSb Superlattice Detectors for the Long-Wavelength Infrared Spectral Regime" J.-M. Masur, R. Rehm, T. E. Vandervelde, D.F. DeMeo, J. Schmitz, L. Kirste, M. Walther.  International Conference on Infrared Optoelectronics: Materials and Devices (MIOMD-XI) Chicago, IL September 4-8, 2012  **Best Paper Award: 2nd Place**

  67. "Monovalent-barrier Photodiodes for Infrared Photodetection”, Vandervelde, T.E.; SPIE Nanophotonics and Macrophotonics for Space Environments VI conference, San Diego, CA, August 2012. (INVITED)

  68. "Moving towards the Dynamic Selective Polarizer: A Metamaterial Single Polarization Grid”, Shemelya, C.M.; Vandervelde, T.E.; Electronic Materials Conference, State College, PA, June 19-22, 2012.

  69. "Long Wavelength Barrier Based Thermophotovoltaic Cells”, DeMeo, D.F.; Shemelya, C.; Vandervelde, T.E.; Electronic Materials Conference, State College, PA, June 19-22, 2012.

  70. "Micro-Photoluminescence for Optoelectronic Material Characterization”, Magden, E.S.; Minden, V.; Shemelya, C.; Vandervelde, T.E.; APS March Meeting, Boston, MA, 2012.

  71. “Efficiency Analysis and Demonstration of Split-Junction Photovoltaic Solar Cells” Chen, H.; Magden, E.S.; Downs, C.; Vandervelde, T.E.;,APS March Meeting, Boston, MA, 2012.

  72. Design and Characterization of a Microcombustor for Thermophotovoltaic Devices. Abigail Licht, Michael Motola-Barnes, Meth Bandara, Han Chen, and Thomas Vandervelde. APS March Meeting, 2012.

  73. Metamaterial Single Polarization Grid: Moving Towards the Dynamic Selective Polorizer. Corey Shemelya, Dante DeMeo and Thomas Vandervelde, APS March Meeting 2012

  74. Designing long wavelength barrier based thermophotovoltaic cells. D.F. DeMeo, T.E. Vandervelde, APS March Meeting 2012

  75. An Antireflective Top Contact for Optoelectric Devices Using Niobium Doped Titanium Dioxide, John Chivers, Thomas Vandervelde, APS March Meeting 2012

    2011

  76. Metal-oxide coaxial nanowire photovoltaic cells. DeMeo, D. F., MacNaughton, S., Sonkusale, S., Vandervelde, T. E., 2011 International Semiconductor Device Research Symposium (ISDRS)

  77. Increased Thermophotovoltaic Efficiencies Using a Two Dimensional Photonic Crystal Cavity. C.M. Shemelya, T.E. Vandervelde, 53rd Electronic Materials Conference, June 2011, Santa Barbara, CA

  78. Design and Characterization of Barrier-Based Thermophotovoltaic Cells.D.F. DeMeo, T.E. Vandervelde, 37th IEEE Photovoltaic Specialist Conference, June 2011, Seattle, WA

  79. Photonic Crystal Resonant Cavity for Thermophotovoltaic Applications. C.M. Shemelya, T.E. Vandervelde, 37th IEEE Photovoltaic Specialist Conference, June 2011 Seattle, WA

  80. Investigating Thallium Based Materials for Use in Multijunction Photovoltaics. C.M. Downs, T.E. Vandervelde, 37th IEEE Photovoltaic Specialist Conference, June 2011 Seattle, WA

  81. Simulations of Gallium Antimonide (GaSb) p-B-n Thermophotovoltaic Cells. Dante F. DeMeo and Thomas E. Vandervelde, 2011 MRS Spring Meeting 

    2010

  82. Electrochemically Deposited Copper Oxide and Zinc Oxide Nanowire Photovoltaic Cells,S. MacNaughton, D.F. DeMeo, S. Sonkusale, and T.E. Vandervelde, Fall MRS 2010

  83. A Cryogenic Vacuum Chamber for Low Temperature Thermophotovoltaic Testing, D.F. DeMeo, T.E. Vandervelde, AVS57 Albuquerque New Mexico, October 2010
    **Best Poster Award for Student Built Vacuum Systems**

    84. Increasing Thermophotovoltaic Efficiencies, Corey Shemelya, T.E. Vandervelde, 2010 IEEE Conference on Innovative Technologies for an Efficient and Reliable Electricity Supply, Waltham, MA 2010

  84. 3+1 Multijunction Solar Cell Designs for Improved Efficiencies, E.S. Magden, T.E. Vandervelde, 2010 IEEE Conference on Innovative Technologies for an Efficient and Reliable Electricity Supply, Waltham, MA 2010

  85. Band Gap Optimization for Split Junction Solar Cells, Chandler Downs, T.E. Vandervelde, 2010 IEEE Conference on Innovative Technologies for an Efficient and Reliable Electricity Supply, Waltham, MA 2010 

  86. A Cryogenic Vacuum Chamber for Low Temperature Thermophotovoltaic Testing,  D.F. DeMeo, T.E. Vandervelde, 2010 IEEE Conference on Innovative Technologies for an Efficient and Reliable Electricity Supply, Waltham, MA 2010 

  87. Mid-Infrared Thermophotovoltaic Cells, D.F. DeMeo, C. Shemelya, Xianliang Liu, Theodore Schuler-Sandy, Elena Plis, Willie Padilla, Sanjay Krishna, T.E. Vandervelde, TPV-9, Valencia, Spain, September, 2010

  88. "Low Temperature Thermophotovoltaic Cells", D.F. DeMeo, C. Shemelya, Xianliang Liu, Theodore Schuler-Sandy, Elena Plis, Willie Padilla, Sanjay Krishna, T.E. Vandervelde, AEC All Projects Review, Cambridge, MA, June 2010 

  89. Polarization Dependent Absorption in Quantum Dot Infrared Photodetectors, J. Shao, A. Barve, T.E. Vandervelde, W.Y. Jang, A. Stintz, and S. Krishna, 27th North American Conference on Molecular Beam Epitaxy Breckenridge, CO  2010 

  90. Novel Materials for Optical Wireless, C. Downs, C. Shemelya, D. DeMeo, J. Chivers, T.E. Vandervelde, Optical Wireless Applications Workshop, State College PA June 2010. 

  91. Thermal Harvesting for Low Energy Extended Deployments, T.E. Vandervelde, 10th Annual IC Postdoctoral Research Fellowship Colloquium Tysons, VA Spring 2010. (INVITED) 

  92. Enhancing Thermophotovoltaics: 2D photonic crystals to Increase the efficiency of GaSb, C. Shemelya and T.E. Vandervelde APS March Meeting, Portland, OR 2010. 

  93. Investigation of GaTlP for Use in Multijunction Photovoltaics, C. Downs, J. Chivers, and T.E. Vandervelde, APS March Meeting, Portland, OR 2010. 

  94. Simulation and Testing of Type-II Strained Layer Superlattices for Low Temperature Thermophotovoltaic Cells, D.F. DeMeo, C. Shemelya, T.E. Vandervelde, APS March Meeting, Portland, OR 2010 

  95. Titanium-Silicon Dioxide as a Transparent Conducting Oxide and an Anti-Reflection Contact for Photovoltaic Applications, J. Chivers and, T.E. Vandervelde, APS March Meeting, Portland, OR 2010 

    2009

  96. Wet Chemistry Based Copper Oxide and Zinc Oxide Nanowire Photovoltaic Cells, S. MacNaughton, D.F. DeMeo, S. Sonkusale, and T.E. Vandervelde, International Semiconductor Device Research Symposium 2009 (ISDRS), College Park, MD 2009
    **This presentation won best student poster award**

  97. Thermophotovoltaic Enhancement: 2D Photonic Crystals to Increase TPV Efficiencies, C. Shemelya, D. Demeo, T.E. Vandervelde, Fall MRS, Boston, MA 2009. 

  98. Evaluation of GaTlP for Use in Multijunction Photovoltaics, C. Downs, J. Chivers, T.E. Vandervelde, Fall MRS, Boston, MA 2009.

  99. Multi-Spectral Surface-Plasmon Resonant Infrared Detectors, J. Rosenberg, R.V. Shenoi, T.E. Vandervelde, S. Krishna, O. Painter, CLEO/IQEC 2009 Baltimore, MD 

  100. Optoelectronic Materials for High-Efficiency IR Photodetectors and Energy Generation, T.E. Vandervelde, 9th Annual IC Postdoctoral Research Fellowship Colloquium Chantilly, VA Spring 2009. (INVITED)

    2008

  101. High Operating Temperature InAs Quantum Dot Infrared Photodetector via Selective Capping Techniques ,  J. Shao, T.E. Vandervelde, W. Jang, A. Stintz, and S. Krishna, 8th IEEE Conference on Nanotechnology, 2008.  

  102. Low strain Quantum Dots in a Double Well Infrared Detectors, R.Shenoi, J. Hou, Y. Sharma, J. Shao, T.Vandervelde, and S. Krishna, SPIE Infrared Spaceborne Remote Sensing and Instrumentation Spring 2008

  103. Nanoscale Semiconductor Research for Infrared Sensors, T.E. Vandervelde and S. Krishna, Defense Intelligence Agency 2nd Annual Community Academic Research Summit, College Park, MD 2008. (INVITED) 

  104. Nanoscale Heterojunction Engineering to Grow High-Quality Ge on Si for Multijunction Solar Cells, D. Leonhardt, J. Sheng, T.E. Vandervelde, J. Cederberg, M. Carroll, and S. Han, The Fall 2008 American Institute of Chemical Engineering National Student Conference, Philadelphia, PA. 

  105. Optimizing the Growth of Nanoscale InAs Quantum Dots for Higher Operating Temperature Infrared Detector, J. Shao, T.E. Vandervelde, W.Y. Jang, A. Stintz, and S. Krishna, 8th IEEE Conference on Nanotechnology 2008. 

  106. Demonstration of Bias Controlled Algorithmic Tuning of DWELL Quantum-dot Mid-infrared Detectors, W.Y Jang, T.E. Vandervelde, R.S. Attaluri, R. Shenoi, Y.D. Sharma, M.M. Hayat, S. Krishna, J.S. Tyo, E.R.  Cantwell, and S. Bender, International Symposium on Spectral Sensing Research 2008, Hoboken, NJ (June 2008).

  107. Nanoscale Heterojunction Engineering and Selective Growth of High-Quality Ge on Si by Molecular Beam Epitaxy, D. Leonhardt, J. Sheng, T.E. Vandervelde, J. Cederberg, M. Carroll, and S. Han, AVS 44th Symposium 2008, Albuquerque, NM. (INVITED)

  108. Ge on Si Engineered Substrates for Multijunction Solar Cells, D. Leonhardt, J. Sheng, T.E. Vandervelde, J. Cederberg, M. Carroll, and S. Han, AVS 44th Symposium 2008, Albuquerque, NM. 

  109. Nanoscale Semiconductor Research for Infrared Sensors, T.E. Vandervelde and S. Krishna, 2008 Intelligence Community Research Forum, Reston, VA. (INVITED) 

  110. Spectral characterization of two novel single-bump two-color quantum dots-in-a-well (DWELL) infrared focal plane arrays, T.E. Vandervelde, Michael C. Lenz II, and Sanjay Krishna, SPIE Defense and Security Conference March 2008 Conference 6940 - Proceedings of SPIE Volume 6940, Orlando FL.

    2007 and older

  111. Investigation of Shape Engineering in InAs Quantum Dots Using Various Capping Materials, T.E. Vandervelde, J. Shao, A. Stintz, and S. Krishna, MRS Fall Meeting 2007, Boston, MA. 

  112. Low Strain InAs/InGaAs/GaAs Quantum Dots-in-a-Well Infrared Photodetector, R.S. Attaluri, J. Shao, R. Shenoi, A. Stintz, T.E. Vandervelde, and S. Krishna, NAMBE 2007, Albuquerque, NM. 

  113. InAs Quantum Dot Shape Engineering via Various Capping Materials, T.E. Vandervelde, J. Shao, A. Stintz, and S. Krishna, NAMBE 2007, Albuquerque, NM. 

  114. Shape Engineering of Self-Assembled InAs/(In, Ga,Al)As Quantum Dots for Infrared Detectors, J. Shao, T.E. Vandervelde, A. Stintz, and S. Krishna, AVS 43rd Symposium 2007, Albuquerque, NM.

  115. Nanoscale Semiconductor Research for Infrared Sensors, T.E. Vandervelde and S. Krishna, 2007 Intelligence Community Research Forum, Reston, VA. (INVITED) 

  116. Semiconductor Fabrication Techniques for Producing an Ultra-Flat Reflective Slit, T.E. Vandervelde, M. Cabral, J. Wilson, M. Skrutskie, SPIE Astronomical Telescopes & Instrumentation, Orlando, FL. 2006 

  117. Quantum dots get together… How to build a computer without transistors, T.E. Vandervelde, Washington and Lee University, June 2004, Lexington, VA. (INVITED) 

  118. The Effect of Two-Temperature Capping on Germanium/Silicon Quantum Dots and 3D Tomographic Analysis of Superlattices so Composed, T.E. Vandervelde, A.J. Kubis, K. Sun, T.L. Pernell, J. Merz, R. Hull, and J.C. Bean, EMC/DRC 2004, NotreDame, IN. 

  119. Nanoscale Control of Epitaxial Quantum Dot Assembly in Ge(Si)/Si Heteroepitaxy, J.L. Gray, M. Kammler, A.J. Kubis, A. Portavoce, T.E. Vandervelde, T.L. Pernell, J.C. Bean and R. Hull, EMC/DRC 2004, NotreDame, IN (INVITED). 

  120. Photoluminescence study of Ge/Si quantum dots, K. Sun, J. Merz, T.E. Vandervelde, A.J. Kubis, T.L. Pernell, R. Hull, and J.C. Bean, EMC/DRC 2004, NotreDame, IN

  121. Analysis of the 3D relationship of Ge quantum dots in a Si matrix using focused ion beam tomography, A.J. Kubis, R. Hull, T.E. Vandervelde, J.C. Bean, and D. Dunn, MRS Spring meeting 2004, San Francisco, CA. 

  122. Systematic studies of SiGe/Si islands nucleated via separate in situ, or ex situ, Ga+ focused ion beam-guided growth techniques, T.E. Vandervelde, S. Atha, T.L. Pernell, R. Hull, and J.C. Bean, MRS Fall Meeting 2003, Boston, MA. 

  123. Possible quantum cellular automata applications in SiGe quantum fortresses, T.E. Vandervelde, P. Kumar, T. Kobayashi, J.L. Gray, T.L. Pernell, R. Hull, and J.C. Bean, 50th Annual AVS meeting 2003, Baltimore MD. 

  124. A systematic study of SiGe quantum fortresses and possible applications to quantum cellular automata, T.E. Vandervelde, P. Kumar, T. Kobayashi, J.L. Gray, T.L. Pernell, R. Hull, and J.C. Bean, EMC/DRC 2003, Salt Lake City, UT.

  125. Strain-induced formation of self-assembled nanostructures grown under kinetically limited conditions in the SiGe/Si epitaxial system, J. L. Gray, R. Hull, N. Singh, D. M. Elzey, J. A. Floro, P. Kumar, T. L. Pernell, J. C. Bean and T.E. Vandervelde, Thirteenth International Conference on Microscopy of Semiconducting Materials, April 2003, Cambridge University.

  126. Quantum Fortresses, T.E. Vandervelde, P. Kumar, T. Kobayashi, J.L. Gray, T. Pernell, J.A. Floro, R. Hull, and J.C. Bean, APS March meeting 2003, Austin, TX. 

  127. Formation of self-assembled quantum structures in SiGe/Si epitaxial films, J.L. Gray, R. Hull, J. C. Bean, P. Kumar, T. Kobayashi, and T. L. Pernell, T.E. Vandervelde and J.A. Floro, Third International Conference on SiGe(C) Epitaxy and Heterostructures 2003, Santa Fe, NM.

  128. Formation of self-assembled quadruplet quantum dot arrays during heteroepitaxial growth in the GeSi/Si (100) system,  J.L. Gray, T.E. Vandervelde, P. Kumar, T. Kobayashi, T. Pernell, J.C. Bean, J.A. Floro, and R. Hull, MRS Fall meeting 2002, Boston, MA. 

  129. Precision placement of heteroepitaxial semiconductor quantum dots, R. Hull, S. Atha, J.L. Gray, M. Kammler, T.E. Vandervelde, J.C. Bean, J.A. Floro, F.M. Ross, X. Luo, and G. Snider, European MRS Meeting 2002, Strasbourg, France. (INVITED) 

  130. New low frequency phenomena in vertically vibrated granular materials, T.E. Vandervelde, P.G. Silva, and H. Cameron, APS 100th Anniversary Mach Meeting 1999, Atlanta, GA. 

  131. S.A.N.D.: Non-linear dynamics in a granular medium, P.G. Silva, T.E. Vandervelde, and B. Scott, Five College Undergraduate Research Symposium 1998, Hampshire College, MA.

  132. Walkers: A novel low frequency granular solitonic structure, T.E. Vandervelde, P.G. Silva, B. Gymrek, and B. Scott, AAPT/APS North East Section meeting 1998, Worcester, MA.