2026 Siddharth Rajan: Electronics and Electrical Engineering Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Electronics and Electrical Engineering	77	628	602	280	260	346	17943
Materials Science	78	3025	2921	844	793	348	19047

Overview

Siddharth Rajan is affiliated with The Ohio State University in the United States. Their research spans multiple aspects of materials science, engineering, and physics, with a focus on semiconductor materials and electronic device applications. They have contributed extensively to fields such as electrical and electronic engineering, electronic, optical and magnetic materials, materials chemistry, condensed matter physics, and renewable energy and sustainability.

Their recent publications reveal a concentration on gallium oxide (Ga2O3) and related semiconductor materials. Notable papers include:

"The 2020 UV emitter roadmap," 2020, published in Journal of Physics D Applied Physics
"β-Gallium oxide power electronics," 2022, published in APL Materials
"Probing Charge Transport and Background Doping in Metal-Organic Chemical Vapor Deposition-Grown (010) β-Ga₂O₃," 2020, published in physica status solidi (RRL) - Rapid Research Letters
"High electron density β-(Al0.17Ga0.83)2O3/Ga2O3 modulation doping using an ultra-thin (1 nm) spacer layer," 2020, published in Journal of Applied Physics
"β-(Al_0.18Ga_0.82)₂O₃/Ga₂O₃ Double Heterojunction Transistor With Average Field of 5.5 MV/cm," 2021, published in IEEE Electron Device Letters

The research topics that Dr. Rajan covers include:

Ga2O3 and related materials
GaN-based semiconductor devices and materials
Semiconductor materials and devices
ZnO doping and properties
Advanced Photocatalysis Techniques
Semiconductor Quantum Structures and Devices
Electronic and Structural Properties of Oxides

They frequently collaborate with several coauthors who are active in similar research domains. Frequent coauthors include Nidhin Kurian Kalarickal, Chandan Joishi, Zhanbo Xia, Sheikh Ifatur Rahman, and Jinwoo Hwang.

Their publications often appear in specialized venues, indicating a focused engagement with advanced semiconductor and materials research. These venues include:

Applied Physics Letters
arXiv (Cornell University)
Journal of Applied Physics
IEEE Electron Device Letters
IEEE Transactions on Electron Devices

The breadth of their work covers main fields such as materials science (123 publications), engineering (85 publications), and physics and astronomy (69 publications). Subfields emphasize electrical and electronic engineering, electronic, optical, and magnetic materials, materials chemistry, and condensed matter physics. Together, these reflect a research focus supporting semiconductor technology development and characterization.

Best Publications

Ultrawide-Bandgap Semiconductors: Research Opportunities and Challenges

J. Y. Tsao;S. Chowdhury;M. A. Hollis;D. Jena

1496
Citations
Room Temperature Intrinsic Ferromagnetism in Epitaxial Manganese Selenide Films in the Monolayer Limit

Dante J O'Hara;Tiancong Zhu;Amanda H Trout;Adam S Ahmed

758
Citations
High-power AlGaN/GaN HEMTs for Ka-band applications

T. Palacios;A. Chakraborty;S. Rajan;C. Poblenz

618
Citations
β-Gallium oxide power electronics

Unknown

588
Citations
The 2020 UV emitter roadmap

Hiroshi Amano;Ramón Collazo;Carlo De Santi;Sven Einfeldt

482
Citations
Demonstration of high mobility and quantum transport in modulation-doped β-(AlxGa1-x)2O3/Ga2O3 heterostructures

Yuewei Zhang;Adam Neal;Zhanbo Xia;Chandan Joishi;Chandan Joishi

361
Citations
p-type doping of MoS2 thin films using Nb

Masihhur R. Laskar;Digbijoy N. Nath;Lu Ma;Edwin W. Lee

353
Citations
Modulation-doped beta-(Al0.2Ga0.8)2O3/Ga2O3 Field-Effect Transistor

Sriram Krishnamoorthy;Zhanbo Xia;Chandan Joishi;Yuewei Zhang

343
Citations
Electrostatic carrier doping of GdTiO3/SrTiO3 interfaces

Pouya Moetakef;Tyler A. Cain;Daniel G. Ouellette;Jack Y. Zhang

305
Citations
N-polar GaN∕AlGaN∕GaN high electron mobility transistors

Siddharth Rajan;Alessandro Chini;Man Hoi Wong;James S. Speck

301
Citations
Modulation-doped β-(Al0.2Ga0.8)2O3/Ga2O3 field-effect transistor

Sriram Krishnamoorthy;Zhanbo Xia;Chandan Joishi;Chandan Joishi;Yuewei Zhang

299
Citations
Large Area Single Crystal (0001) Oriented MoS2 Thin Films

Masihhur R. Laskar;Lu Ma;ShanthaKumar K;Pil Sung Park

282
Citations
High responsivity in molecular beam epitaxy grown beta-Ga2O3 metal semiconductor metal solar blind deep-UV photodetector

Anamika Singh Pratiyush;Sriram Krishnamoorthy;Swanand Vishnu Solanke;Zhanbo Xia

275
Citations
Polarity governs atomic interaction through two-dimensional materials

Wei Kong;Huashan Li;Huashan Li;Kuan Qiao;Yunjo Kim

257
Citations
N-polar GaN epitaxy and high electron mobility transistors

Man Hoi Wong;Stacia Keller;Sansaptak Dasgupta Nidhi;Daniel J Denninghoff

251
Citations
Large area single crystal (0001) oriented MoS2

Masihhur R. Laskar;Lu Ma;Santhakumar Kannappan;Pil Sung Park

232
Citations
Effect of carbon doping on buffer leakage in AlGaN/GaN high electron mobility transistors

C. Poblenz;P. Waltereit;S. Rajan;S. Heikman

232
Citations
Electrical properties of atomic layer deposited aluminum oxide on gallium nitride

Michele Esposto;Sriram Krishnamoorthy;Digbijoy N. Nath;Sanyam Bajaj

207
Citations
Influence of the dynamic access resistance in the g/sub m/ and f/sub T/ linearity of AlGaN/GaN HEMTs

T. Palacios;S. Rajan;A. Chakraborty;S. Heikman

199
Citations
Polarization-engineered GaN/InGaN/GaN tunnel diodes

Sriram Krishnamoorthy;Digbijoy N. Nath;Fatih Akyol;Pil Sung Park

189
Citations
N-polar GaN/AIGaN/GaN high electron mobility transistors

Siddharth Rajan;Alessandro Chini;Man Hoi Wong;James S. Speck

4
Citations

Frequent Co-Authors

Sriram Krishnamoorthy University of California, Santa Barbara

Digbijoy N. Nath Indian Institute of Science

Umesh K. Mishra University of California, Santa Barbara

James S. Speck University of California, Santa Barbara

Wu Lu The Ohio State University

Aaron R. Arehart The Ohio State University

Jinwoo Hwang The Ohio State University

Steven A. Ringel The Ohio State University

Steven P. DenBaars University of California, Santa Barbara

Andrew M. Armstrong Sandia National Laboratories

External Links

Personal website of Siddharth Rajan Google Scholar page

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