Publications

A Study on the Effects of Gallium Droplet Consumption and Post Growth Annealing on Te-Doped GaAs Nanowire Properties Grown by Self-Catalyzed Molecular Beam Epitaxy

S. Devkota,  M. Parakh,  P. Ramaswamy,  H. Kuchoor,  A. Penn,  L. Reynolds,  and S. Iyer

Catalysts 2022, 12, 451 (9 pages).

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Passivation efficacy study of Al 2 O 3 dielectric on self-catalyzed molecular beam epitaxially grown GaAs 1-x Sb x nanowires

M. Parakh, P. Ramaswamy, S. Devkota, H. Kuchoor, K. Dawkins and S. Iyer

Nanotechnology, 31, 025205 (8pp) (2022)

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A Study of Dopant Incorporation in Te - doped GaAsSb Nanowires using a Combination of XPS/UPS, and C-AFM/SKPM

Priyanka Ramaswamy, Shisir Devkota, Rabin Pokharel, Surya Nalamati, Fred Stevie, Keith Jones, Lew Reynolds, and Shanthi Iyer

Scientific Reports, 11, 8329 (14 pages) (2021).

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Study of Patterned GaAsSbN Nanowires using Sigmoidal Model

Sean Johnson, Rabin Pokharel, Michael Lowe, Hirandeep Kuchoor, Surya Nalamati, Klinton Davis, Hemali Rathnayake, and Shanthi Iyer

Scientific Reports,11, 4651 (13 pages) (2021)

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Hybrid GaAsSb/GaAs Heterostructure Core-Shell Nanowire/Graphene and Photodetector Application

Surya Nalamati, Shisir Devkota, Jia Li, Robert Lavelle, Benjamin Huet, David Snyder, Aubrey Penn, Roberto Garcia, Lewis Reynolds Jr., and Shanthi Iyer

ACS Applied Electronic Materials 2, (10), 3109-3120 (2020).

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A Study of N-doping in Self- Catalyzed GaAsSb Nanowires using GaTe Dopant Source and Ensemble Nanowire Near Infrared Photodetector

Shisir Devkota, Mehul Parakh, Sean Johnson, Priyanka Ramaswamy, Michael Lowe, Aubrey Penn, Lew Reynolds, and Shanthi Iyer

Nanotechnology, 31, 505203(10pp) (2020)

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Epitaxial High-Yield Intrinsic and Te- doped Dilute Nitride GaAsSbN Nanowire Heterostructure and Ensemble Photodetector Application

R. Pokharel, P. Ramaswamy, S. Devkota, M. Parakh, K. Dawkins, A. Penn, M. Cabral, L. Reynolds, and S. Iyer

ACS Applied Electronic Materials, 2, 2730-2738(2020) DOI: 10.1021/acsaelm.0c00450.

Doping Dependent Magnetic Behavior in MBE Grown GaAs 1-x Sb x Nanowires

Raj Kumar, Yang Liu, Jia Li, Shanthi Iyer and Lewis Reynolds Jr

Sci.Rep. 10, 8995 (2020),

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Space Charge Limited Conduction Mechanism in GaAsSb Nanowire and Effect of In-Situ Annealing in Ultra-High Vacuum

M. Parakh, S. Johnson, R. Pokharel, P. Ramaswamy, S. Nalamati, J. Li, & S. Iyer

Nanotechnology, 31,025205 (2020),

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