Prof. Thomas E. Vandervelde Profile

Prof. Thomas E. Vandervelde

Professor at Tufts Univ

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Author

Publications (21)

Proceedings Article | 13 March 2024 Presentation

Iridium processing of metasurfaces for infrared optical applications

Zachary Kranefeld, T. Pan Menasuta, John McElearney, Victor Vazquez, Kevin Grossklaus, Thomas Vandervelde

Proceedings Volume PC12888, PC128880N (2024) https://doi.org/10.1117/12.3001949

KEYWORDS: Iridium, Infrared radiation, Reactive ion etching, Optics manufacturing, Scanning electron microscopy, Vacuum chambers, Thin films, Thin film deposition, Sputter deposition, Spectroscopic ellipsometry

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Proceedings Article | 11 March 2024 Presentation + Paper

Microscope design for direct optical characterization of various microlens technologies

Zachary Kranefeld, Emily Carlson, Denis Nothern, Abigail Licht, Thomas Vandervelde

Proceedings Volume 12893, 128930F (2024) https://doi.org/10.1117/12.3002955

KEYWORDS: Microscopes, Design, Microlens, Cameras, Sensors, Avalanche photodetectors, Microlens array, Image processing

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Proceedings Article | 11 March 2024 Poster + Paper

Determination of PMMA etch rates using VASE modeling

V. Vazquez, Z. Kranefeld, J. McElearney, T. Vandervelde

Proceedings Volume 12880, 128800T (2024) https://doi.org/10.1117/12.3002035

KEYWORDS: Etching, Polymethylmethacrylate, Argon, Data modeling, Silicon, Film thickness, Statistical modeling, Polarized light, Refractive index, Reflection

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Proceedings Article | 8 March 2024 Poster + Paper

Determination of optical constants of n- and p-type GaAs as a function of carrier concentration

Charles Dickerson, John McElearney, Kevin Grossklaus, Thomas Vandervelde

Proceedings Volume 12882, 128820R (2024) https://doi.org/10.1117/12.2692580

KEYWORDS: Gallium arsenide, Refractive index, Doping, Optical properties, Light absorption, Absorption, Reflection, Data modeling, Spectroscopic ellipsometry, Optoelectronics

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Proceedings Article | 5 March 2021 Poster + Presentation + Paper

Localized surface plasmon resonance in refractory metamaterials

Minsu Oh, Emily Carlson, Thomas Vandervelde

Proceedings Volume 11696, 1169616 (2021) https://doi.org/10.1117/12.2581294

KEYWORDS: Surface plasmon polaritons, Infrared radiation, Finite-difference time-domain method, Visible radiation, Oxidation, Nanolithography, Nanofabrication, Metamaterials, Electromagnetism, Diffraction

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Proceedings Article | 7 May 2019 Paper

Subwavelength antimonide infrared detector coupled with dielectric resonator antenna

Alireza Kazemi, Qingyuan Shu, Vinita Dahiya, Zahra Taghipour, Pablo Paradis, Christopher Ball, Theodore Ronningen, Stefan Zollner, Steven Young, Jordan Budhu, Kevin Grossklaus, Thomas Vandervelde, Anthony Grbic, Sanjay Krishna

Proceedings Volume 11002, 1100221 (2019) https://doi.org/10.1117/12.2518807

KEYWORDS: Sensors, Antennas, Long wavelength infrared, Absorption, Dielectrics, Resonators, Infrared sensors, Chemical elements, Signal to noise ratio, Etching

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Proceedings Article | 1 March 2019 Paper

Optical property comparison of GaAsBi and TlGaAs measured by variable angle spectroscopic ellipsometry

Samuel Lenney, Kevin Grossklaus, Margaret Stevens, Thomas Vandervelde

Proceedings Volume 10917, 109172A (2019) https://doi.org/10.1117/12.2510550

KEYWORDS: Bismuth, Thallium, Optical properties, Absorption, Gallium arsenide, Temperature metrology, Spectroscopic ellipsometry, Data modeling, Semiconductors, Statistical modeling

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Proceedings Article | 21 February 2018 Paper

Study of the effect of 2D metallic photonic crystals on GaSb TPV diode performance

Dante DeMeo, Corey Shemelya, Abigail Licht, Emily Carlson, Nicole Pfiester, Lisa Fantini, Thomas Vandervelde

Proceedings Volume 10541, 1054113 (2018) https://doi.org/10.1117/12.2290975

KEYWORDS: Diodes, Gallium antimonide, Photonic crystals, Semiconductors, Infrared radiation, Interfaces, Photovoltaics, Photons, Solar energy, Optical filters

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Proceedings Article | 7 March 2014 Paper

Metamaterial selective emitters for photodiodes

Dante DeMeo, Nicole Pfeister, Corey Shemelya, Thomas Vandervelde

Proceedings Volume 8982, 89820J (2014) https://doi.org/10.1117/12.2041013

KEYWORDS: Absorption, Metamaterials, Solar energy, Platinum, Electron beam lithography, Diodes, Mid-IR, Photodiodes, Metals, Electron beams

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Proceedings Article | 7 March 2014 Paper

Toward dynamic metamaterials for monothically integrated multilayer polarization filters

Nicole Pfiester, Corey Shemelya, Thomas Rotter, Ganesh Balakrishnan, Thomas Vandervelde

Proceedings Volume 8982, 89820M (2014) https://doi.org/10.1117/12.2040827

KEYWORDS: Metamaterials, Gallium arsenide, Digital signal processing, Polarization, Semiconducting wafers, Dielectric polarization, Thin films, Digital filtering, Optical lithography, Sapphire

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Proceedings Article | 7 March 2014 Paper

Cutoff wavelength optimization for high-efficiency split spectrum photovoltaics

Chandler Downs, Thomas Vandervelde

Proceedings Volume 8981, 89810D (2014) https://doi.org/10.1117/12.2040242

KEYWORDS: Photovoltaics, Sun, Gallium arsenide, Optical filters, TCAD, Solar cells, Silicon, Photonics, Solar energy, Multijunction solar cells

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Proceedings Article | 7 March 2014 Paper

Extending the operational wavelength of thermophotovoltaic devices via superlattice and barrier engineering

Abigail Licht, Dante DeMeo, J. B. Rodriguez, Thomas Vandervelde

Proceedings Volume 8981, 89811I (2014) https://doi.org/10.1117/12.2040307

KEYWORDS: Diffusion, Diodes, Superlattices, Doping, PIN photodiodes, Solar energy, Stereolithography, Band structure simulations, Mid-IR, Photonics

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Proceedings Article | 24 January 2011 Paper

Barrier engineered superlattice and quantum dot detectors for HOT operation

Jiayi Shao, Thomas Vandervelde, Ajit Barve, Woo-yong Jang, Andreas Stintz, Sanjay Krishna

Proceedings Volume 7945, 79451V (2011) https://doi.org/10.1117/12.876406

KEYWORDS: Quantum dots, Sensors, Transmission electron microscopy, Quantum wells, Infrared radiation, Diffusion, Quantum well infrared photodetectors, Absorption, Photodetectors, Polarization

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Proceedings Article | 22 July 2010 Paper

Characterization of multicolor type-II InAs/GaSb strained-layer superlattice photodetectors for use in astronomical observation

Andre Wong, Matthew Nelson, Elena Plis, Michael Skrutskie, Lihong Yao, Tom Vandervelde, Sanjay Krishna, Hasul Kim, Arezou Khoshakhlagh, Stephen Myers

Proceedings Volume 7742, 774223 (2010) https://doi.org/10.1117/12.857786

KEYWORDS: Laser sintering, Sensors, Astronomy, Monochromators, Superlattices, Mid-IR, Quantum wells, Electrons, Photodetectors, Infrared detectors

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Proceedings Article | 4 May 2010 Paper

Quantum dot infrared photodetectors with highly tunable spectral response for an algorithm-based spectrometer

P. Vines, C. Tan, J. P. David, R. Attaluri, T. Vandervelde, S. Krishna, W.-Y. Jang, M. Hayat

Proceedings Volume 7660, 76602D (2010) https://doi.org/10.1117/12.852650

KEYWORDS: Spectroscopy, Reconstruction algorithms, Optical filters, Long wavelength infrared, Gallium arsenide, Sensors, Bandpass filters, Infrared radiation, Quantum dots, Quantum well infrared photodetectors

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Proceedings Article | 23 January 2010 Paper

Improving the operating temperature of quantum dots-in-a-well detectors

Jiayi Shao, Thomas Vandervelde, Woo-yong Jang, Andreas Stintz, Sanjay Krishna

Proceedings Volume 7608, 76081Y (2010) https://doi.org/10.1117/12.843676

KEYWORDS: Sensors, Quantum wells, Quantum dots, Diffusion, Quantum well infrared photodetectors, Mid-IR, Long wavelength infrared, Gallium arsenide, Photodetectors, Infrared imaging

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Proceedings Article | 7 May 2009 Paper

Multispectral infrared detection using plasmon-assisted cavities

R. Shenoi, J. Rosenberg, T. Vandervelde, O. Painter, S. Krishna

Proceedings Volume 7298, 729808 (2009) https://doi.org/10.1117/12.818982

KEYWORDS: Sensors, Polarization, Metals, Plasmons, Infrared radiation, Surface plasmons, Staring arrays, Quantum dots, Long wavelength infrared, Infrared detectors

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Proceedings Article | 2 October 2008 Paper

Multiple stack quantum dot infrared photodetectors

P. Vines, C. H. Tan, J. David, R. Attaluri, T. Vandervelde, S. Krishna

Proceedings Volume 7113, 71130J (2008) https://doi.org/10.1117/12.802247

KEYWORDS: Infrared radiation, Infrared detectors, Quantum well infrared photodetectors, Photodetectors, Sensors, Gallium arsenide, Quantum dots, Infrared photography, Mercury cadmium telluride, FT-IR spectroscopy

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Proceedings Article | 3 September 2008 Paper

Low strain quantum dots in a double well infrared detector

R. Shenoi, J. Hou, Y. Sharma, J. Shao, T. Vandervelde, S. Krishna

Proceedings Volume 7082, 708207 (2008) https://doi.org/10.1117/12.795661

KEYWORDS: Sensors, Infrared detectors, Quantum dots, Infrared sensors, Long wavelength infrared, Gallium arsenide, Infrared radiation, Mid-IR, Absorption, Quantum well infrared photodetectors

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Proceedings Article | 2 May 2008 Paper

Multicolor quantum dots-in-a-well focal plane arrays

Thomas Vandervelde, Michael Lenz, Eric Varley, Ajit Barve, Jiayi Shao, Rajeev Shenoi, David Ramirez, Wooyong Jang, Yagya Sharma, Sanjay Krishna

Proceedings Volume 6940, 694003 (2008) https://doi.org/10.1117/12.782123

KEYWORDS: Staring arrays, Sensors, Long wavelength infrared, Gallium arsenide, Mid-IR, Photodetectors, Quantum efficiency, Quantum wells, Quantum well infrared photodetectors, Quantum dots

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Proceedings Article | 6 July 2006 Paper

Semiconductor fabrication techniques for producing an ultra-flat reflective slit

Thomas Vandervelde, Michael Cabral, John Wilson, Michael Skrutskie

Proceedings Volume 6273, 62731Z (2006) https://doi.org/10.1117/12.672369

KEYWORDS: Semiconducting wafers, Etching, Silicon, Mirrors, Photomasks, Reflectivity, Anisotropic etching, Photoresist materials, Surface finishing, Fabrication

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Showing 5 of 21 publications

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