Works (14)

Updated: February 19th, 2026 14:31

2026 article

High-current, high-voltage AlN p-n junction diodes enabled by compositional grading

Collazo, R., Kirste, R., Mita, S., Quiñones, C., Reddy, P., Sitar, Z., … Rathkanthiwar, S. (2026, January 1). AIP Publishing.

By: R. Collazo, R. Kirste, S. Mita, C. Quiñones*, P. Reddy, Z. Sitar, C. Liu, D. Khachariya, S. Rathkanthiwar

Contributors: R. Collazo, R. Kirste, S. Mita, C. Quiñones*, P. Reddy, Z. Sitar, C. Liu, D. Khachariya, S. Rathkanthiwar

topics (OpenAlex):
Source: ORCID
Added: January 15, 2026

2026 article

High-current, high-voltage AlN p–n junction diodes enabled by compositional grading

Quiñones, C. E., Reddy, P., Mita, S., Rathkanthiwar, S., Liu, C.-I., Khachariya, D., … Sitar, Z. (2026, January 12). Applied Physics Letters.

topics (OpenAlex): GaN-based semiconductor devices and materials; Acoustic Wave Resonator Technologies; Silicon Carbide Semiconductor Technologies
Source: ORCID
Added: January 15, 2026

2026 article

Hole transport analysis in N-polar p-GaN

Kamiyama, M., Rathkanthiwar, S., Quiñones, C. E., Mita, S., Reddy, P., Kirste, R., … Sitar, Z. (2026, February 18). Journal of Applied Physics.

topics (OpenAlex): GaN-based semiconductor devices and materials; Photocathodes and Microchannel Plates; ZnO doping and properties
Source: ORCID
Added: February 18, 2026

2026 article

Supplementary figures

Quiñones, C., Reddy, P., Mita, S., Rathkanthiwar, S., Liu, C.-I., Khachariya, D., … Sitar, Z. (2026, January 1). AIP Publishing.

By: C. Quiñones*, P. Reddy, S. Mita, S. Rathkanthiwar, C. Liu, D. Khachariya, R. Kirste, R. Collazo, Z. Sitar

Contributors: C. Quiñones*, P. Reddy, S. Mita, S. Rathkanthiwar, C. Liu, D. Khachariya, R. Kirste, R. Collazo, Z. Sitar

topics (OpenAlex):
Source: ORCID
Added: January 15, 2026

2025 article

On the origin of carrier loss in Mg-doped N-polar GaN

Kamiyama, M., Rathkanthiwar, S., Quiñones, C. E., Mita, S., Khachariya, D., Reddy, P., … Sitar, Z. (2025, December 15). Applied Physics Letters.

topics (OpenAlex): GaN-based semiconductor devices and materials; ZnO doping and properties; Acoustic Wave Resonator Technologies
Source: ORCID
Added: December 19, 2025

2024 article

High-current, high-voltage AlN Schottky barrier diodes

Quiñones, C. E., Khachariya, D., Reddy, P., Mita, S., Almeter, J., Bagheri, P., … Sitar, Z. (2024, September 30). Applied Physics Express, Vol. 17.

By: C. Quiñones n, D. Khachariya*, P. Reddy*, S. Mita*, J. Almeter n, P. Bagheri n, S. Rathkanthiwar n, R. Kirste* ...

topics (OpenAlex): GaN-based semiconductor devices and materials; Acoustic Wave Resonator Technologies; Ga2O3 and related materials; Semiconductor materials and devices
Sources: ORCID, Web Of Science, NC State University Libraries
Added: October 1, 2024

2024 article

The thermodynamics and kinetics of AlGaN growth

Quiñones, C. E., Kamiyama, M., Klump, A., Reddy, P., Rathkanthiwar, S., Collazo, R., & Sitar, Z. (2024, October 25). Elsevier EBooks.

topics (OpenAlex): GaN-based semiconductor devices and materials; Semiconductor Quantum Structures and Devices; Nanowire Synthesis and Applications
Source: ORCID
Added: March 4, 2025

2023 article

Anderson transition in compositionally graded p-AlGaN

Rathkanthiwar, S., Reddy, P., Quiñones, C. E., Loveless, J., Kamiyama, M., Bagheri, P., … Sitar, Z. (2023, November 15). Journal of Applied Physics, Vol. 134.

By: S. Rathkanthiwar n, P. Reddy*, C. Quiñones n, J. Loveless n, M. Kamiyama n, P. Bagheri n, D. Khachariya*, T. Eldred n ...

Contributors: S. Rathkanthiwar n, P. Reddy*, C. Quiñones n, J. Loveless n, M. Kamiyama n, P. Bagheri n, D. Khachariya*, T. Eldred n ...

topics (OpenAlex): GaN-based semiconductor devices and materials; Ga2O3 and related materials; Acoustic Wave Resonator Technologies
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: November 16, 2023

2023 article

Demonstration of near-ideal Schottky contacts to Si-doped AlN

Quiñones, C. E., Khachariya, D., Bagheri, P., Reddy, P., Mita, S., Kirste, R., … Sitar, Z. (2023, October 23). Applied Physics Letters, Vol. 123.

By: C. Quiñones n, D. Khachariya*, P. Bagheri n, P. Reddy*, S. Mita*, R. Kirste*, S. Rathkanthiwar n, J. Tweedie* ...

Contributors: C. Quiñones n, D. Khachariya*, P. Bagheri n, P. Reddy*, S. Mita*, R. Kirste*, S. Rathkanthiwar n, J. Tweedie* ...

topics (OpenAlex): Semiconductor materials and devices; GaN-based semiconductor devices and materials; Silicon Carbide Semiconductor Technologies
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: October 25, 2023

2023 article

High conductivity and low activation energy in p-type AlGaN

Rathkanthiwar, S., Bagheri, P., Khachariya, D., Mita, S., Quiñones-García, C., Guan, Y., … Sitar, Z. (2023, February 27). Applied Physics Letters, Vol. 122.

By: S. Rathkanthiwar n, P. Bagheri n, D. Khachariya, S. Mita, C. Quiñones-García n, Y. Guan n, B. Moody, P. Reddy* ...

Contributors: S. Rathkanthiwar n, P. Bagheri n, D. Khachariya, S. Mita, C. Quiñones-García n, Y. Guan n, B. Moody, P. Reddy* ...

topics (OpenAlex): GaN-based semiconductor devices and materials; Ga2O3 and related materials; Metal and Thin Film Mechanics
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: March 1, 2023

2023 article

High conductivity in Ge-doped AlN achieved by a non-equilibrium process

Bagheri, P., Quiñones-Garcia, C., Khachariya, D., Loveless, J., Guan, Y., Rathkanthiwar, S., … Sitar, Z. (2023, April 3). Applied Physics Letters, Vol. 122.

By: P. Bagheri n, C. Quiñones-Garcia n, D. Khachariya*, J. Loveless n, Y. Guan n, S. Rathkanthiwar n, P. Reddy*, R. Kirste* ...

Contributors: P. Bagheri n, C. Quiñones-Garcia n, D. Khachariya*, J. Loveless n, Y. Guan n, S. Rathkanthiwar n, P. Reddy*, R. Kirste* ...

topics (OpenAlex): GaN-based semiconductor devices and materials; Semiconductor materials and devices; Ga2O3 and related materials
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: April 6, 2023

2023 article

High p-conductivity in AlGaN enabled by polarization field engineering

Rathkanthiwar, S., Reddy, P., Moody, B., Quiñones-García, C., Bagheri, P., Khachariya, D., … Sitar, Z. (2023, April 10). Applied Physics Letters, Vol. 122.

By: S. Rathkanthiwar n, P. Reddy*, B. Moody*, C. Quiñones-García n, P. Bagheri n, D. Khachariya*, R. Dalmau*, S. Mita* ...

Contributors: S. Rathkanthiwar n, P. Reddy*, B. Moody*, C. Quiñones-García n, P. Bagheri n, D. Khachariya*, R. Dalmau*, S. Mita* ...

topics (OpenAlex): GaN-based semiconductor devices and materials; Semiconductor materials and devices; Thermal properties of materials
Sources: Web Of Science, ORCID, NC State University Libraries
Added: April 19, 2023

2022 article

Doping and compensation in heavily Mg doped Al-rich AlGaN films

Bagheri, P., Klump, A., Washiyama, S., Breckenridge, M. H., Kim, J. H., Guan, Y., … Sitar, Z. (2022, February 21). Applied Physics Letters, Vol. 2.

By: P. Bagheri n, A. Klump n, S. Washiyama n, M. Breckenridge n, J. Kim n, Y. Guan n, D. Khachariya n, C. Quiñones-García n ...

Contributors: P. Bagheri n, A. Klump n, S. Washiyama n, M. Breckenridge n, J. Kim n, Y. Guan n, D. Khachariya n, C. Quiñones-García n ...

topics (OpenAlex): GaN-based semiconductor devices and materials; Ga2O3 and related materials; Semiconductor materials and devices
Sources: Web Of Science, NC State University Libraries, ORCID
Added: June 20, 2022

2022 article

High electron mobility in AlN:Si by point and extended defect management

Bagheri, P., Quiñones-Garcia, C., Khachariya, D., Rathkanthiwar, S., Reddy, P., Kirste, R., … Sitar, Z. (2022, November 9). Journal of Applied Physics, Vol. 11.

By: P. Bagheri n, C. Quiñones-Garcia n, D. Khachariya n, S. Rathkanthiwar n, P. Reddy n, R. Kirste n, S. Mita n, J. Tweedie n, R. Collazo n, Z. Sitar n

Contributors: P. Bagheri n, C. Quiñones-Garcia n, D. Khachariya n, S. Rathkanthiwar n, P. Reddy n, R. Kirste n, S. Mita n, J. Tweedie n, R. Collazo n, Z. Sitar n

topics (OpenAlex): GaN-based semiconductor devices and materials; Semiconductor materials and devices; Ga2O3 and related materials
Sources: Web Of Science, NC State University Libraries, ORCID
Added: November 10, 2022

Employment

Updated: March 7th, 2023 21:11

2020 - present

North Carolina State University Raleigh, North Carolina, US
Research Assistant Materials Science and Engineering

Education

Updated: March 7th, 2023 15:50

2020 - present

North Carolina State University Raleigh, North Carolina, US
PhD Materials Science and Engineering

2014 - 2020

Universidad de Puerto Rico Recinto de Río Piedras San Juan, San Juan, PR
B.S. in Physics Department of Physics

Funding History

Funding history based on the linked ORCID record. Updated: March 7th, 2023 15:41

award August 1, 2022
AlGaN Based Power Electronics and Deep UV Optoelectronics for Remote Sensing Applications in Extreme Temperature Environments
National Aeronautics and Space Administration

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