Education
Ph.D. (Electronics Science)
Biography
Dr. B.C. Joshi is Assistant Professor in Department of Physics and Materials Science and Engineering. Dr. Joshi did his M.Sc. in 2004 as Gold medalist from Kumaun University Nainital. In 2010 he had completed his Ph.D. from Kurukshetra University. He is working on compound semiconductor devices.
Publications
International Journals:
- Devi, Vanita., Kumar, Manish., Choudhary, R. J., Phase, D. M., Kumar, Ravindra., and Joshi, B. C. (2015). Band offset studies in pulse laser deposited Zn12xCdxO/ZnO hetero-junctions. J. Appl. Phys. 117, 225305.
- Devi, Vanita., Kumar, Manish., Shukla, D. K., Choudhary, R. J., Phase, D. M., Kumar, Ravindra., and Joshi, B. C. (2015), Structural, optical and electronic structure studies of Al doped ZnO thin films. Superlattices and Microstructures (83), 431–438.
- Devi, Vanita., Kumar, Manish., Kumar, Ravindra., and Joshi, B. C. (2015), Effect of substrate temperature and oxygen partial pressure on structural and optical properties of Mg doped ZnO thin films. Ceramics International 41, 6269-6273.
- Devi, Vanita., Kumar, Ravindra., and Joshi, B. C. (2015), Droop Improvement in InGaN/GaN Light-Emitting Diodes by Polarization Doping of Quantum Wells and Electron Blocking Layer”, IEEE Journal Of Display Technology 11, 30-35.
- Tyagi, Raj Kumar., Joshi, Bhubesh Chander., (2015), Photovoltaic and Photo-emissive Properties of InGaN/GaN Multi Quantum Well Structure on Sapphire. The Journal of Physics. Photon 109, 212-219.
- Singh Amanpal,. Joshi, B. C. , Kumar, Dinesh,. Khanna, P. K., Kumar, Mukesh,. (2014). Effect of Band Gap Offset on ZnO (Cd, Mg)/ZnO:P Multi Quantum Well Light Emitting Diodes: A Simulation Study. Energy and Environment Focus 3, 1–4.
- Singh, Amanpal,. Kumar, Dinesh., Khanna, P.K., Joshi, Bhubesh Chander,. Kumar, Mukesh., (2011). Effect of post annealing temperature on structural and optical properties of ZnCdO thin films deposited by sol–gel method. Applied Surface Science 258(5), 1881–1887.
- Joshi, Bhubesh Chander.,Dhanavantri, C., Kumar, D., (2011). High Al Composition and Enhancement Mode AlGaN/GaN HEMT for Microwave Applications. International Journal of Microwave and Optical Technology 6(1), 35-38.
- Joshi, Bhubesh Chander.,Kumar, D., Tyagi, R. K., Dhanavantri, C., (2010). Design of Low Threshold Voltage AlGaN/GaN High Electron Mobility Transistors for High Power Switching and Digital Logic Applications. International journal of Advancement of technology 1(2), 211-222.
- Joshi, Bhubesh Chander.,Dhanavantri, C., Kumar, D., (2010). New techniques to extract heat from GaN based high electron mobility transistors and LEDs. Optoelectronics and Advanced Materials – Rapid Communications 4(5), 637 – 643.
- Joshi, Bhubesh Chander.,Mathew, Manish., Kumar, D., Tyagi, R. K., Dhanavantri, C., (2010). Characterization of GaN/AlGaN Epitaxial Layers Grown by Metalorganic Chemical Vapor Deposition for High Electron Mobility Transistor Applications. Pramana-Journal of Physics 74(1), 135-141.
- Joshi, Bhubesh Chander.,Pradhan, Nirmal., Mathew, Manish., Singh, Kuldeep., Dhanavantri, C., Kumar, D., (2009). Delta doping: New technique to reduce current crowding problem in III-nitride LEDs. Optoelectronics and Advanced Materials – Rapid Communications 3(10), 985 – 988.
- Joshi, Bhubesh Chander.,Dhanavantri, C., Kumar, D ., (2009). Sapphire, SiC, AlN, Si and diamond-substrate material for GaN HEMT and LED. Journal of Optoelectronics and Advanced Materials 11(8), 1111 – 1116.
- Shah K., and Sharma N. K. (2022). Theoretical study on fiber optic SPR sensor using indium nitride. Indian Journal of Physics, 96, 275-279.
- Gupta, P., Joshi, B.C. Influence of Cu incorporation on structural, optical, and electronic structure of ZnO thin films deposited by laser ablation, Physica B: Condensed Matter, 2023, 415251 (2023). https://doi.org/10.1016/j.physb.2023.415251
- Gupta, P., Joshi, B.C. Effect of Ni incorporation on structural, optical, morphological properties of ZnO thin films deposited by laser ablation. J Mater Sci: Mater Electron 34, 1559 (2023). https://doi.org/10.1007/s10854-023-10985-8
- Gupta, P., Joshi, B.C. Investigation of band alignment variations in CuZnO/ZnO heterostructures: Synchrotron-based valence band spectroscopy, Vacuum 216, 112455 (2023). https://doi.org/10.1016/j.vacuum.2023.112455
- Gupta, P., Joshi, B.C. Effect of Ni Doping on the Local Electronic Structure of ZnO Thin Films by Synchrotron X-ray Absorption Spectroscopy. Trans. Electr. Electron. Mater. 24, 421–426 (2023). https://doi.org/10.1007/s42341-023-00460-w
- Joshi, Bhubesh Chander. AlGaN/GaN heterostructures for high power and high-speed applications. International Journal of Materials Research 114, 7-8, 712-717 (2023). https://doi.org/10.1515/ijmr-2021-8749 [Impact factor: 0.748, Indexed in SCOPUS].
- Gupta, P., Joshi, B.C. Laser ablation fabrication of Zn1-xNixO/ZnO heterostructure and valence band offset measurements. Eur. Phys. J. Plus 138, 327 (2023). https://doi.org/10.1140/epjp/s13360-023-03932-3
- Joshi, B.C., Chauhan APS, Sharma NK, and Kumar D, “Origin of Heating Inside 3D FINFET and GAA Structures” Silicon 14, 12909–12917 (2022). https://doi.org/10.1007/s12633-022-02002-0 [Impact factor: 2.67, Indexed in SCOPUS].
- Joshi, Bhubesh Chander; Chaudhri, Aadarsh Kumr, “Sol–Gel-Derived Cu-Doped ZnO Thin Films for Optoelectronic Applications”, ACS Omega 7, 25, 21877–21881, https://doi.org/10.1021/acsomega.2c02040 [Impact factor: 4.132, Indexed in SCOPUS].
- Chaudhri, Aadarsh Kumar; Joshi, Bhubesh Chander; Devi, Vanita; Singh, Mahipal, “Droop reduction in ZnO/GaN Hybrid Light Emitting Diodes”, IJPAP, 59(4), 335-338 https://doi.org/10.56042/ijpap.v59i4.40355 [Impact factor: 0.846, Indexed in SCOPUS].
- Devi, Vanita., Joshi, Bhubesh Chander. Improvement in internal quantum efficiency of InGaN/GaN light emitting diodes by linear grading of quantum wells. Optoelectronics and Advanced Materials-Rapid Communications 10, 1 (2016) [Impact factor: 0.556, Indexed in SCOPUS].
- Devi, Vanita., Kumar, Manish., Kumar, Ravindra., Singh, Amanpal., and Joshi, B.C. Band offset measurements in Zn1-xSbxO/ZnO hetero-junctions. J. Phys. D: Appl. Phys. 48, 335103 (2015) [Impact factor: 2.721, Indexed in SCOPUS].
International Conferences:
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Singh, Karmvir., Devi, Vanita., Joshi, B.C., and Dhar, Rakesh. (2018). Structural and Electrical properties of P Doped ZnO Films. AIP Conf. Proc., 2009, 020028.
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Chaudhary, Adarsh Kumar., Devi, Vanita., Singh, Karmvir., Joshi, Bhubesh Chander., and Dhar, Rakesh., (2018). Structural and Optical Properties of Ni Doped ZnO Films, AIP Conf. Proc.,2009, 020030.
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Devi, Vanita., Kumar, Manish., Wadikar, A. D., Choudhary, R. J., Phase, D. M., and Joshi, B. C., (2015). Electronic and multiferroic properties of Zn0.85Mg0.15O thin film, AIP Conf. Proc.,1665, 080065.
- Devi,Vanita., Joshi, B. C.,Kumar, Manish., Choudhary, R. J., (2014). Structural and optical properties of Cd and Mg doped zinc oxide thin films deposited by pulsed laser deposition. J. Phys.: Conf. Ser. 534, 012047.
- Devi, Vanita., Joshi, B. C., Kumar, Manish., Choudhary, R. J., (2015). Structural and Optical Properties of Zn1-xCdxO thin films. AIP Conference Proceedings 1661,10006.