Dr. Kevin D. Leedy Profile

Dr. Kevin D. Leedy

at Air Force Research Lab

SPIE Involvement:

Author

Publications (31)

Proceedings Article | 5 March 2021 Presentation

Interface quality informed by quantum-based magnetoconductivity: ITO on fused silica

David Look, Kevin Leedy, Marco Santia, Stefan Badescu, Hyung_Min Jeon

Proceedings Volume 11687, 116871R (2021) https://doi.org/10.1117/12.2584192

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Proceedings Article | 10 March 2020 Presentation

Electron mobility from phonon scattering in degenerate semiconductors: ZnO, [beta]-Ga2O3, and ZnGa2O4 (Conference Presentation)

David Look, Kevin Leedy, Ray-Hua Horng, Stefan Badescu, Marco Santia

Proceedings Volume 11281, 112810R (2020) https://doi.org/10.1117/12.2553236

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Proceedings Article | 10 March 2020 Presentation

First-principles modeling of native point defects in zinc gallate (Conference Presentation)

Stefan Badescu, Marco Santia, David Look, Kevin Leedy

Proceedings Volume 11281, 112810S (2020) https://doi.org/10.1117/12.2554795

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Proceedings Article | 23 February 2018 Paper

Vertical resistivity in nanocrystalline ZnO and amorphous InGaZnO

Jonathan McCandless, Kevin Leedy, Michael Schuette

Proceedings Volume 10533, 1053318 (2018) https://doi.org/10.1117/12.2290624

KEYWORDS: Zinc oxide, Resistance, Semiconducting wafers, Transmission electron microscopy, Silicon, Ellipsometry, Thin films, Metals, Wet etching, Etching

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Proceedings Article | 23 February 2018 Paper

Persistent photocurrent and deep level traps in PLD-grown In-Ga-Zn-O thin films studied by thermally stimulated current spectroscopy

Buguo Wang, Jason Anders, Kevin Leedy, Michael Schuette, David Look

Proceedings Volume 10533, 1053314 (2018) https://doi.org/10.1117/12.2290625

KEYWORDS: Annealing, Argon, Thin films, Spectroscopy, Transistors, Pulsed laser deposition

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SPIE Journal Paper | 22 May 2017

Near-infrared (1 to 4 μm) control of plasmonic resonance wavelength in Ga-doped ZnO

David Look, Kevin Leedy, Gordon Grzybowski, Bruce Claflin

OE, Vol. 56, Issue 05, 057109, (May 2017) https://doi.org/10.1117/12.10.1117/1.OE.56.5.057109

KEYWORDS: Plasmonics, Zinc oxide, Annealing, Reflectivity, Thulium, Argon, Temperature metrology, Transmittance, Dielectrics

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SPIE Journal Paper | 4 April 2017 Open Access

Errata: Model for thickness dependence of mobility and concentration in highly conductive zinc oxide

David Look, Kevin Leedy, Arnold Kiefer, Bruce Claflin, Naho Itagaki, Koichi Matsushima, Iping Suhariadi

OE, Vol. 56, Issue 04, 049801, (April 2017) https://doi.org/10.1117/12.10.1117/1.OE.56.4.049801

KEYWORDS: Zinc oxide, Sensors, Analytical research, Semiconductors, Aerospace engineering, Information science, Electrical engineering, Optical engineering

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SPIE Journal Paper | 21 March 2017

Model-free determination of optical constants: application to undoped and Ga-doped ZnO

David C. Look, Buguo Wang, Kevin Leedy

OE, Vol. 56, Issue 03, 034112, (March 2017) https://doi.org/10.1117/12.10.1117/1.OE.56.3.034112

KEYWORDS: Zinc oxide, Absorption, Reflectivity, Transmittance, Absorbance, Plasmonics, Silica, Refraction, Thin films, Reflection

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Proceedings Article | 2 March 2017 Presentation + Paper

Near-IR (1 – 4 μm) control of plasmonic resonance wavelength in Ga-doped ZnO

David Look, Kevin Leedy, Gordon Grzybowski, Bruce Claflin

Proceedings Volume 10105, 101050Q (2017) https://doi.org/10.1117/12.2255763

KEYWORDS: Plasmonics, Neodymium, Zinc oxide, Oxides, Annealing, Transparent conductors, Pulsed laser deposition, Metals, Argon, Gallium, Thulium, Reflectivity, Transmittance, Dielectrics

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Proceedings Article | 2 March 2017 Presentation + Paper

Model-free determination of optical constants: application to undoped and Ga-doped ZnO

David Look, Buguo Wang, Kevin Leedy

Proceedings Volume 10105, 101050H (2017) https://doi.org/10.1117/12.2255769

KEYWORDS: Oxides, Absorption, Zinc oxide, Thin films, Refraction, Dielectrics, Reflectivity, Transmittance, Multilayers, Thulium, Absorbance, Americium, Plasmonics, Reflection

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Proceedings Article | 24 February 2017 Paper

Heterogeneous integration of low-temperature metal-oxide TFTs

Michael Schuette, Andrew Green, Kevin Leedy, Jonathan McCandless, Gregg Jessen

Proceedings Volume 10105, 1010512 (2017) https://doi.org/10.1117/12.2256188

KEYWORDS: Oxides, Thin films, Silicon, Semiconductors, Transistors, Semiconducting wafers, Integrated circuits, Field effect transistors, Gallium nitride, Switches, Compound semiconductors, Logic

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Proceedings Article | 24 February 2017 Paper

Infrared photonic to plasmonic couplers using spray deposited conductive metal oxides

Justin Cleary, Ricky Gibson, Evan Smith, Shiva Vangala, Isaiah Oladeji, Farnood Khalilzadeh-Rezaie, Kevin Leedy, Robert Peale

Proceedings Volume 10105, 101050E (2017) https://doi.org/10.1117/12.2254315

KEYWORDS: Scanning electron microscopy, Infrared radiation, Plasmonics, Oxides, Transparent conductors, Diffraction gratings, Infrared coatings, Transparency, Optical properties, Silicon, Long wavelength infrared, Mid-IR, Metals, Reflectivity

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Proceedings Article | 9 November 2016 Presentation

Gallium-doped zinc oxide plasmonic nanostructures for mid-IR applications (Conference Presentation)

Sukrith Dev, David Look, Kevin Leedy, Lan Yu, Dennis Walker, Brett Wenner, Jeffery Allen, Monica Allen, Daniel Wasserman

Proceedings Volume 9921, 99211K (2016) https://doi.org/10.1117/12.2236518

KEYWORDS: Plasmonics, Mid-IR, Zinc oxide, Nanostructures, Luminescence, Reflectance spectroscopy, Spectroscopy, Electromagnetism, Defense and security, Free space optical communications

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Proceedings Article | 6 November 2015 Paper

A resonant circuit realization using a 3D inductor in combination with thin film varactor technology

Shu Wang, Eunsung Shin, Guru Subramanyam, Weisong Wang, Kevin Leedy, Tony Quach, Charles Cerny

Proceedings Volume 9667, 966705 (2015) https://doi.org/10.1117/12.2220421

KEYWORDS: Thin films, Resonators, 3D metrology, Inductance, Barium, Strontium, Advanced distributed simulations, Plating, Capacitors, Silicon

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Proceedings Article | 5 October 2015 Presentation

Perfect light trapping in mid-IR using patterned ZnO structures (Presentation Recording)

Shivashankar Vangala, Nima Nader, Justin Cleary, Junpeng Guo, Kevin Leedy, Joshua Hendrickson

Proceedings Volume 9547, 95471N (2015) https://doi.org/10.1117/12.2189072

KEYWORDS: Mid-IR, Zinc oxide, Finite-difference time-domain method, Plasmonics, Optical lithography, Etching, Nanolithography, Video, Nanostructures, Optical properties

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SPIE Journal Paper | 26 August 2014

Interfacial properties of Ga-doped ZnO thin films on Si

David Look, Bruce Claflin, Arnold Kiefer, Kevin Leedy

OE, Vol. 53, Issue 08, 087108, (August 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.8.087108

KEYWORDS: Zinc oxide, Interfaces, Silicon, Gallium, X-rays, Reflectivity, Data modeling, Thin films, Zinc, Silicon films

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Proceedings Article | 8 March 2014 Paper

Electrical properties of ultrathin Ga-doped ZnO films on Si and ZnO

D. Look, B. Wang, K. Leedy, D. Thomson

Proceedings Volume 8987, 898702 (2014) https://doi.org/10.1117/12.2042567

KEYWORDS: Zinc oxide, Silicon, Temperature metrology, Scattering, Argon, Neodymium, Interfaces, Oxides, Indium, Data modeling

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Proceedings Article | 8 March 2014 Paper

Mid-infrared extraordinary transmission through Ga-doped ZnO films with 2D hole arrays

Justin Cleary, Nima Nader Esfahani, Shiva Vangala, Junpeng Guo, Joshua Hendrickson, Kevin Leedy, David Look

Proceedings Volume 8987, 898704 (2014) https://doi.org/10.1117/12.2042477

KEYWORDS: Zinc oxide, Plasmonics, Mid-IR, Doping, Etching, Long wavelength infrared, Silicon, Reflection, Finite-difference time-domain method, Nickel

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Proceedings Article | 7 March 2014 Paper

Development of ZnO films for near-IR plasmonics

David Look, K. Leedy, D. Agresta

Proceedings Volume 8980, 89800P (2014) https://doi.org/10.1117/12.2042548

KEYWORDS: Zinc oxide, Plasmonics, Dielectrics, Spectroscopic ellipsometry, Metals, Semiconductors, Argon, Telecommunications, Plasmons, Gallium

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Proceedings Article | 11 September 2013 Paper

Long-wavelength infrared surface plasmons on Ga-doped ZnO films excited via 2D hole arrays for extraordinary optical transmission

Justin Cleary, Nima Nader Esfahani, Shivashankar Vangala, Junpeng Guo, Joshua Hendrickson, Kevin Leedy, Darren Thomson, David Look

Proceedings Volume 8809, 88090L (2013) https://doi.org/10.1117/12.2022278

KEYWORDS: Zinc oxide, Long wavelength infrared, Reflection, Surface plasmons, Extraordinary optical transmission, Plasmonics, Sapphire, Microscopes, Dielectrics, Optical arrays

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SPIE Journal Paper | 26 June 2013

Application of highly conductive ZnO to the excitation of long-range plasmons in symmetric hybrid waveguides

Monica Allen, Jeffery Allen, Brett Wenner, David Look, Kevin Leedy

OE, Vol. 52, Issue 06, 064603, (June 2013) https://doi.org/10.1117/12.10.1117/1.OE.52.6.064603

KEYWORDS: Waveguides, Zinc oxide, Wave propagation, Dielectrics, Plasmons, Radio propagation, Metals, Plasmonics, Transparent conductors, Skin

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SPIE Journal Paper | 7 May 2013 Open Access

Dopant profiles in heavily doped ZnO

Bruce Claflin, Kevin Leedy, David Look

OE, Vol. 52, Issue 05, 053801, (May 2013) https://doi.org/10.1117/12.10.1117/1.OE.52.5.053801

KEYWORDS: Gallium, Zinc oxide, Zinc, Chemical analysis, Statistical analysis, X-rays, Photoemission spectroscopy, Metals, Annealing, Thermodynamics

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Proceedings Article | 18 March 2013 Paper

Model for thickness dependence of mobility and concentration in highly conductive ZnO

D. Look, K. Leedy, A. Kiefer, B. Claflin, N. Itagaki, K. Matsushima, I. Suhariadi

Proceedings Volume 8626, 862602 (2013) https://doi.org/10.1117/12.2001287

KEYWORDS: Zinc oxide, Reflectivity, Plasmonics, Scattering, Neodymium, Interfaces, Electroluminescence, Argon, Electromagnetic scattering theory, Indium

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Proceedings Article | 18 March 2013 Paper

Application of highly conductive ZnO to plasmonics

M. Allen, J. Allen, B. Wenner, D. Look, K. Leedy

Proceedings Volume 8626, 862605 (2013) https://doi.org/10.1117/12.2001613

KEYWORDS: Waveguides, Wave propagation, Zinc oxide, Radio propagation, Plasmonics, Dielectrics, Metals, Plasmons, Transparent conductors, Quartz

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Proceedings Article | 18 March 2013 Paper

Dopant profiles in heavily doped ZnO

B. Claflin, K. Leedy, D. Look

Proceedings Volume 8626, 862606 (2013) https://doi.org/10.1117/12.2009394

KEYWORDS: Gallium, Zinc oxide, Zinc, Chemical analysis, Statistical analysis, X-rays, Photoemission spectroscopy, Indium, Metals, Aluminum

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SPIE Journal Paper | 13 March 2013 Open Access

Model for thickness dependence of mobility and concentration in highly conductive zinc oxide

David Look, Kevin Leedy, Arnold Kiefer, Bruce Claflin, Naho Itagaki, Koichi Matsushima, Iping Surhariadi

OE, Vol. 52, Issue 03, 033801, (March 2013) https://doi.org/10.1117/12.10.1117/1.OE.52.3.033801

KEYWORDS: Zinc oxide, Electroluminescence, Reflectivity, Interfaces, Plasmonics, Scattering, Aluminum, Electromagnetic scattering theory, Indium, Optical engineering

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Proceedings Article | 19 November 2012 Paper

Mid- to long-wavelength infrared surface plasmon properties in doped zinc oxides

Justin Cleary, Michael Snure, Kevin Leedy, David Look, Kurt Eyink, Ashutosh Tiwari

Proceedings Volume 8545, 854504 (2012) https://doi.org/10.1117/12.974619

KEYWORDS: Zinc oxide, Plasmonics, Ellipsometry, Infrared radiation, Plasmons, Long wavelength infrared, Surface plasmons, Wave propagation, Dielectrics, Aluminum

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Proceedings Article | 10 February 2012 Paper

Making highly conductive ZnO: creating donors and destroying acceptors

D. Look, K. Leedy

Proceedings Volume 8263, 826302 (2012) https://doi.org/10.1117/12.910923

KEYWORDS: Zinc, Zinc oxide, Gallium, Argon, Annealing, Aluminum, Pulsed laser deposition, Electromagnetic scattering theory, Semiconductor materials, Temperature metrology

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Proceedings Article | 11 March 2011 Paper

Donor and acceptor concentrations from a single mobility measurement in degenerate semiconductors: ZnO

D. Look, R. Scott, K. Leedy, B. Bayraktaroglu

Proceedings Volume 7940, 794003 (2011) https://doi.org/10.1117/12.877072

KEYWORDS: Zinc oxide, Neodymium, Scattering, Phonons, Temperature metrology, Argon, Semiconductors, Electrons, Indium, Gallium

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Proceedings Article | 5 May 2010 Paper

Nanocrystalline ZnO microwave thin film transistors

Burhan Bayraktaroglu, Kevin Leedy, Robert Neidhard

Proceedings Volume 7679, 767904 (2010) https://doi.org/10.1117/12.849666

KEYWORDS: Zinc oxide, Dielectrics, Thin films, Microwave radiation, Transistors, Silica, Interfaces, Thin film devices, Crystals, Semiconductors

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SPIE Journal Paper | 1 April 2005

Influence of shadow mask design and deposition methods on nonplanar dielectric material deposition

Sarah Blickenstaff, Andrew Sarangan, Thomas Nelson, Kevin Leedy, Donald Agresta

JM3, Vol. 4, Issue 02, 023015, (April 2005) https://doi.org/10.1117/12.10.1117/1.1897381

KEYWORDS: Microlens, Nickel, Plasma enhanced chemical vapor deposition, Deposition processes, Dielectrics, Photomasks, Sputter deposition, Aspheric lenses, Light emitting diodes, Silicon

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Showing 5 of 31 publications

Conference Committee Involvement (1)

Emerging Photonics Technologies

13 June 2006 | Dayton, Ohio, United States

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