LabCompass

Rajendra Kumar

Physics and Astronomy · Purdue University West Lafayette

OpenAlex ORCID
Established · publishing since 1975Rising activity
GaN-based semiconductor devices and materialsSemiconductor Quantum Structures and DevicesAcoustic Wave Resonator TechnologiesMetal and Thin Film MechanicsGa2O3 and related materials

Publications

48

Citations

242

Est. group size

~4

Recurring co-author estimate

Active years

52

Publishing since 1975

Research summary
AI-generated

This publication record spans a wide range of physics and materials science topics, including gallium nitride (GaN) semiconductor nanostructures, rare-earth nitride thin films, battery and energy-storage materials, power electronics, and even radar and quantum-dot topics. The breadth and topical inconsistency across years suggest the name may be associated with multiple distinct research efforts rather than one continuous line of work, so prospective students should verify current focus directly with the researcher.

GaN and nitride semiconductor nanostructuresRare-earth doped thin films and electronic structureBattery and energy-storage materialsPower electronics and optimization algorithmsMiscellaneous physics topics (quantum dots, radar, optical composites)

Publication output has been uneven over the last decade, with gaps in some years (e.g., 2017, 2020) followed by higher-output years (2021, 2024), indicating an irregular rather than steadily growing or declining pace.

Generated by claude-sonnet-5 from public bibliographic data · Jul 20, 2026

Publication cadence
Publications per year over the last 10 years — averaging 3.4/year recently
172018: 3 publications182019: 2 publications19202021: 7 publications7212022: 2 publications222023: 1 publication232024: 7 publications7242025: 4 publications252026: 3 publications26
Recent publications
Publishes in
  • Journal of Applied Physics×4
  • arXiv (Cornell University)×4
  • Applied Physics Letters×3
  • Journal of Power Sources×1
  • Physical review. B./Physical review. B×1
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This profile was generated automatically from public scholarly data (OpenAlex). Group size and activity levels are estimates derived from co-authorship patterns.

Last updated Jul 20, 2026.

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