Search Results - "Joishi, Chandan"
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β-Ga2O3 Schottky barrier diodes with 4.1 MV/cm field strength by deep plasma etching field-termination
Published in Applied physics letters (14-11-2022)“…In this work, we demonstrate a deep mesa etch design for efficient edge field termination in β-Ga2O3 Schottky barrier diodes (SBDs). The proposed design…”
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β-Ga2O3 trench Schottky diodes by low-damage Ga-atomic beam etching
Published in Applied physics letters (10-07-2023)“…β-Ga2O3 trench Schottky barrier diodes fabricated through a Gallium atomic beam etching technique with excellent field strength and power device figure of…”
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Tunnel junction-enabled monolithically integrated GaN micro-light emitting transistor
Published in Applied physics letters (27-05-2024)“…GaN/InGaN microLEDs are a very promising technology for next-generation displays. Switching control transistors and their integration are key components in…”
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Publisher's Note: “β-Ga2O3 trench Schottky diodes by low-damage Ga-atomic beam etching” [Appl. Phys. Lett. 123, 023503 (2023)]
Published in Applied physics letters (04-09-2023)Get full text
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Plasma-assisted deposition and characterization of Al2O3 dielectric layers on (001) β-Ga2O3
Published in Applied physics letters (21-08-2023)“…In this work, we have investigated plasma-assisted deposition of Al2O3 on HVPE (001) β-Ga2O3 and evaluated the dielectric quality from electrical measurements…”
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Demonstration of gallium oxide nano-pillar field emitter arrays
Published in AIP advances (01-07-2023)“…We demonstrate field emission characteristics of β-Ga2O3 nano-pillar arrays fabricated using a damage-free etching technique. The technique utilizes Ga flux in…”
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Plasma-assisted low energy N2 implant for Vfb tuning of Ge gate stacks
Published in Applied physics letters (15-08-2016)“…This work reports Vfb tuning of TiN/HfO2 gate stacks on Ge using low energy plasma-assisted doping with N2 without significant impact on gate capacitance and…”
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Breakdown Characteristics of \beta -(Al0.22Ga0.78)2O3/Ga2O3 Field-Plated Modulation-Doped Field-Effect Transistors
Published in IEEE electron device letters (01-08-2019)“…We investigate voltage breakdown of a <inline-formula> <tex-math notation="LaTeX">\beta </tex-math></inline-formula>-(Al 0.22 Ga 0.78 ) 2 O 3 /Ga 2 O 3…”
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Trapping Effects in Si [Formula Omitted]-Doped [Formula Omitted]-Ga2O3 MESFETs on an Fe-Doped [Formula Omitted]-Ga2O3 Substrate
Published in IEEE electron device letters (01-07-2018)“…Threshold voltage instability was observed on [Formula Omitted]-Ga2O3 transistors using double-pulsed current–voltage and constant drain current deep level…”
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Electrostatic Engineering of β-Ga2O3 Trench Metal-Insulator-Semiconductor Schottky Barrier Diodes Using a Bilayer Dielectric Stack
Published in IEEE transactions on electron devices (01-10-2022)“…We predict improved electrostatic fields in a <inline-formula> <tex-math notation="LaTeX">\beta </tex-math></inline-formula>-Ga2O3trench…”
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Demonstration of β-(AlxGa1-x)2O3/Ga2O3 double heterostructure field effect transistors
Published in Applied physics letters (04-06-2018)“…In this work, we demonstrate modulation-doped β-(AlxGa1-x)2O3/Ga2O3 double heterostructure field effect transistors. The maximum sheet carrier density for a…”
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Tunnel Junction-Enabled AlGaN/GaN Heterojunction Bipolar Transistors With All n-Type Contacts
Published in IEEE transactions on electron devices (01-10-2024)“…The performance of contemporary GaN heterojunction bipolar transistors (HBTs) is currently limited by challenges associated with the formation of p-type…”
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Delta Doped \beta -Ga2O3 Field Effect Transistors With Regrown Ohmic Contacts
Published in IEEE electron device letters (01-04-2018)“…We report silicon delta-doped <inline-formula> <tex-math notation="LaTeX">\beta </tex-math></inline-formula>-Ga 2 O 3 metal semiconductor field effect…”
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Demonstration of high mobility and quantum transport in modulation-doped β-(AlxGa1-x)2O3/Ga2O3 heterostructures
Published in Applied physics letters (23-04-2018)“…In this work, we demonstrate a high mobility two-dimensional electron gas (2DEG) formed at the β-(AlxGa1-x)2O3/Ga2O3 interface through modulation doping…”
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beta -Ga2O3 Delta-Doped Field-Effect Transistors With Current Gain Cutoff Frequency of 27 GHz
Published in IEEE electron device letters (01-07-2019)“…As an ultra-wide bandgap semiconductor, <inline-formula> <tex-math notation="LaTeX">\beta </tex-math></inline-formula>-Ga 2 O 3 has attracted great attention…”
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Electrothermal Characteristics of Delta-Doped \beta -Ga2O3 Metal-Semiconductor Field-Effect Transistors
Published in IEEE transactions on electron devices (01-12-2019)“…A 2-D electrothermal model of delta-doped beta-gallium oxide (β-Ga 2 O 3 ) metal-semiconductor field-effect transistor (MESFET) is developed by using TCAD…”
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Modulation-doped β-(Al0.2Ga0.8)2O3/Ga2O3 field-effect transistor
Published in Applied physics letters (10-07-2017)“…Modulation-doped heterostructures are a key enabler for realizing high mobility and better scaling properties for high performance transistors. We report the…”
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Trapping Effects in Si \delta -Doped \beta -Ga2O3 MESFETs on an Fe-Doped \beta -Ga2O3 Substrate
Published in IEEE electron device letters (01-07-2018)“…Threshold voltage instability was observed on <inline-formula> <tex-math notation="LaTeX">\beta </tex-math></inline-formula>-Ga 2 O 3 transistors using…”
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