Publications

[tabby title=”2022″]

  1. N Sharma, V Pandey, A Gupta, ST Tan, T Sudhiranjan, M Kumar(2022). Recent progress on Group III-nitride nanostructures-based Gas Sensors. Journal of Materials Chemistry C
  2. R Shaik, RK Kampara, A Kumar, CS Sharma, M Kumar(2022). Metal oxide nanofibers based chemiresistive H2S gas sensors. Coordination Chemistry Reviews 471, 214752
  3. N Goel, A Kushwaha, M Kumar(2022). Two-dimensional MXenes: recent emerging applications. RSC Advances 12 (39), 25172-25193
  4. T Seesaard, N Goel, M Kumar, C Wongchoosuk(2022). Advances in gas sensors and electronic nose technologies for agricultural cycle applications. Computers and Electronics in Agriculture 193, 106673
  5. C Lou, G Lei, X Liu, J Xie, Z Li, W Zheng, N Goel, M Kumar, J Zhang(2022). Design and optimization strategies of metal oxide semiconductor nanostructures for advanced formaldehyde sensors. Coordination Chemistry Reviews 452, 214280
  6. A Kumar, N Sharma, AP Gutal, D Kumar, P Kumar, M Paranjothy, …(2022). Growth and NO2 gas sensing mechanisms of vertically aligned 2D SnS2 flakes by CVD: Experimental and DFT studies. Sensors and Actuators B: Chemical 353, 131078
  7. D Kumar, V Kumar, R Kumar, M Kumar, P Kumar(2022). Electron-phonon coupling, thermal expansion coefficient, resonance effect, and phonon dynamics in high-quality CVD-grown monolayer and bilayer . Physical Review B 105 (8), 085419
  8. D Kumar, R Kumar, M Kumar, P Kumar(2022). Coupled excitonic quasiparticles-electron-phonon and interlayer coupling in vertically and horizontally aligned MoS2. Journal of Materials Chemistry C
  9. N Sharma, A Nigam, SB Dolmanan, A GUPTA, S Tripathy, M Kumar(2022). 1T and 2H heterophase MoS2 for enhanced sensitivity of GaN transistor-based mercury ions sensor. Nanotechnology
  10. AK Shringi, A Betal, S Sahu, M Kumar(2022). Temperature induced low voltage write-once-read-many resistive switching in Ag/BTO/Ag thin films. Journal of Materials Science: Materials in Electronics, 1-10
  11. R Zhang, Z Deng, L Shi, M Kumar, J Chang, S Wang, X Fang, W Tong, …(2022). Pt-Anchored CuCrO2 for Low-Temperature-Operating High-Performance H2S Chemiresistors. ACS Applied Materials & Interfaces
  12. S Das, S Kumar, J Singh, M Kumar(2022). Decoration of laser-ablated ZnO nanoparticles over sputtered deposited SnO2 thin film based formaldehyde sensor. Sensors and Actuators B: Chemical, 132114
  13. N Sharma, S Kumar, A Gupta, SB Dolmanan, DSK Patil, ST Tan, …(2022). MoS2 Functionalized AlGaN/GaN Transistor based Room Temperature NO2 Gas Sensor. Sensors and Actuators A: Physical, 113647
  14. X Liu, W Zheng, R Kumar, M Kumar, J Zhang(2022). Conducting polymer-based nanostructures for gas sensors. Coordination Chemistry Reviews 462, 214517
  15. A Kumar, AK Shringi, M Kumar(2022). RF sputtered CuO anchored SnO2 for H2S gas sensor. Sensors and Actuators B: Chemical, 132417
  16. M Das, AK Shringi, M Kumar(2022). MoS2 decorated α-Fe2O3 nanostructures for Efficient NO2 Gas Sensor. IEEE Sensors Journal
  17. AK Shringi, A Betal, S Sahu, M Saliba, M Kumar(2022). Resistive Switching and Synaptic Behavior of Perovskite Lanthanum Orthoferrite Thin Film for Neuromorphic Computing. IEEE Transactions on Electron Devices

[tabby title=”2021″]

  1. Neeraj Goel, Rahul Kumar, & Mahesh Kumar (2021). Visualization of band offsets at few-layer MoS2/Ge heterojunction. Nanotechnology. Adarsh Nigam, Nipun Sharma, Sudhiranjan Tripathy, & Mahesh Kumar (2021). Development of Semiconductor Based Heavy Metal Ion Sensors for Water Analysis: A Review. Sensors and Actuators A: Physical, 112879.
  2. Alena Nikolskaya, Evgenia Okulich, Damitry Korolev, Anton Stepanov, Damitry Nikolichev, Alexey Mikhaylov, David Tatelbaum, Aleskei Almaev, Charles Airton Boizam, Antonio Buaczik Jr, Raquel Giuulian, Pedro Luis Grande, Ashok Kumar, Mahesh Kumar,. & Daniela Gogova, (2021). Ion implantation in β-Ga2O3: Physics and technology. Journal of Vacuum Science & Technology A: Vacuum, Surfaces, and Films39(3), 030802.
  3. Kumar, D., Singh, B., Kumar, R., Kumar, M., & Kumar, P. (2021). Davydov Splitting, Resonance Effect and Phonon Dynamics in Chemical Vapor Deposition Grown Layered MoS2. Nanotechnology32(28), 285705., Kumar, A., Kumar, A., Singh, J., Jha, R., & Kumar, M. (2021). UV Light Detection Using Resonance Frequency of Piezoelectric Quartz Crystal. IEEE Transactions on Electron Devices68(6), 2791-2795.
  4. Huaping Wang, Jianmin Ma, Jun Zhang, Yuezhan Feng, Mani Teja Vijjapu, Saravanan Yuvaraja, Sandeep G Surya, Khaled N Salama, Chengjun Dong, Yude Wang, Qin Kuang, Zamaswazi P Tshabalala, David E Motaung, Xianghong Liu, Junliang Yang, Haitao Fu, Xiaohong Yang, Xizhong An, Shiqiang Zhou, Baoye Zi, Qingju Liu, Mario Urso, Bo Zhang, A A Akande, Arun K Prasad, Chu Manh Hung, Nguyen Van Duy,Nguyen Duc Hoa, Kaidi Wu,Chao Zhang, Rahul Kumar, Mahesh Kumar, Youngjun Kim, Jin Wu, Zixuan Wu, Xing Yang, S A Vanalakar,Jingting Luo, Hao Kan, Min Li, Ho Won Jang, Marcelo Ornaghi Orlandi, Ali Mirzaei, Hyoun Woo Kim, Sang Sub Kim, A S M Iftekhar Uddin, Jing Wang, Yi Xia, Chatchawal Wongchoosuk, Anindya Nag, Subhas Mukhopadhyay, Nupur Saxena, Pragati Kumar, ing-Shan Do, Jong-Ho Lee, Seongbin Hong, Yujeong Jeong, Gyuweon Jung, Wonjun Shin, Jinwoo Park, Mara Bruzzi, Chen Zhu,Rex E Gerald II, Jie Huang(2021). Gas Sensing Materials Roadmap. Journal of Physics: Condensed Matter.
  5. Nipun Sharma, Adarsh Nigam, Dmitry Lobanov, Ankur Gupta, Alexey Novikov, & Mahesh Kumar (2021). Mercury (II) Ion Detection using AgNWs-MoS2 Nanocomposite on GaN HEMT for IoT Enabled Smart Water Quality Analysis. IEEE Internet of Things Journal.
  6. Monir Uddin Ahmed, Syed Ishtiaque Ahmed, Nova Ahmed, Almas T. Awan, Anindita Bhadra, Suraj Bhaarai, Mahesh Kumar, Meghnath Dhimal, Uttam Babu Shrestha, Syed Abbas, Sandeep Kaur-Ghumaan, Muhammad Wahajuddin. An Overview of Science Diplomacy in South Asia. Science and Diplomacy.[cited 2021 February 2021] Available from: https://www. sciencediplomacy. org/article/2021/overview-science-diplomacy-in-south-asia.
  7. Surajit Das, Jitendra Singh, & Mahesh Kumar. (2021). Fabrication of Fast and Reliable Pulse Laser-Ablated ZnO Nanoparticles-Based Formaldehyde Sensor. IEEE Transactions on Electron Devices68(4), 1872-1877.
  8. Neeraj Goel, Jayanta Bera, Rahul Kumar, Satyajit Sahu, & Mahesh Kumar. (2021). MoS 2-PVP Nanocomposites Decorated ZnO Microsheets for Efficient Hydrogen Detection. IEEE Sensors Journal21(7), 8878-8885.
  9. Mustaque A. Khan, Ashok Kumar, Jun Zhang, & Mahesh Kumar,(2021). Recent Advances and Prospects in Reduced Graphene Oxide Based Photodetectors. Journal of Materials Chemistry C.
  10. Hojamberdiev, Mahesh Kumar, Ronald Vargas, Vijendra Singh Bhati, Daniel Torres, Zukhra C. Kadirova(2021). Unravelling the photoelectrochemical behaviour of Ni-modified ZnO and TiO2 thin films fabricated by RF magnetron sputtering. Journal of Electroanalytical Chemistry882, 115009.
  11. Goel, N., & Mahesh Kumar (2021). Recent advances in ultrathin 2D hexagonal boron nitride-based gas sensors. Journal of Materials Chemistry C9(5), 1537-1549.

[tabby title=”2020″]

  1. Rahul Kumar, Xianghong Liu, Jun Zhang, and Mahesh Kumar “Room-Temperature Gas Sensors under Photoactivation: From Metal Oxides to 2D Materials” Nano-Micro Letters 12, 164 (2020).
  2. Surajit Das, Rahul Kumar, Jitendra Singh, and Mahesh Kumar “Fabrication of micro-sensor for detection of low concentration formaldehyde gas in formalin-treated fish” IEEE Transactions on Electron Devices67, 5710 (2020).
  3. Mirabbos Hojamberdiev, Neeraj Goel, Rahul Kumar, Zukhra Kadirova and Mahesh Kumar “Efficient NO2 sensing performance of low-cost nanostructured sensor derived from molybdenite concentrate” Green Chemistry 22, 6981 (2020).
  4. Adarsh Nigam, Nipun Sharma, Dmitry Lobanov, Alexey Novikov, and Mahesh Kumar “Ultra-Sensitive Detection of Mercury ions under UV illumination of MoS2 functionalized GaN Transistor” IEEE Transactions on Electron Devices 67, 5693 (2020).
  5. Kumar, Rahul, Neeraj Goel, Ramesh Raliya, Govind Gupta, Pratim Biswas, Jun Zhang, and Mahesh Kumar. “Plasmonic Au nanoparticles sensitized MoS2 for bifunctional NO2 and light sensing.” IEEE Sensors Journal (2020).
  6. Surendra Singh Barala, Nirupam Banerjee, Amit Shringi and Mahesh Kumar “Gamma Radiation Detection Response of Pt/PZT/SRO Based Capacitor for Dosimetry Application” IEEE Electron Device Letters 41, 1564 (2020).
  7. Adarsh Nigam, Neeraj Goel, Thirumaleshwara N Bhat, Md. Tawabur Rahman, Surani Bin Dolmanan, Qiquan Qiao, Sudhiranjan Tripathy and Mahesh Kumar “Real time detection of Hg2+ ions using MoS2 functionalized AlGaN/GaN high electron mobility transistor for water quality monitoring” Sensors and Actuators B: Chemical 309, 127832 (2020).
  8. Jitendra Sigh, Ajay Kumar and Mahesh Kumar “Highly Tunable Film Bulk Acoustic Wave Resonator Based on Pt/ZnO/Fe65Co35 Thin Films” IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control 67, 2130 (2020).
  9. Rahul Kumar and Mahesh Kumar “Single-atom catalysts boosted ultrathin film sensors” Rare Metals 39, 1110 (2020).
  10. Rahul Kumar, Neeraj Goel, Mirabbos Hojamberdiev and Mahesh Kumar “Transition Metal Dichalcogenides-Based Flexible Gas Sensors” Sensors and Actuators A: Physical 303, 111875 (2020).
  11. Rahul Kumar, Wei Zheng, Xianghong Liu, Jun Zhang and Mahesh Kumar “MoS2-Based Nanomaterials for Room-Temperature Gas Sensors” Advanced Materials Technologies 5, 1901062 (2020).
  12. Yongshan Xu,Chengming Lou, Lingli Zheng, Wei Zheng, Xianghong Liuand Mahesh Kumar, Jun Zhang “Highly Sensitive and Selective Detection of Acetone Based on Platinum Sensitized Porous Tungsten Oxide Nanospheres” Sensors and Actuators B: Chemical 307, 127616 (2020).
  13. Vijendra Singh Bhati, Mirabbos Hojamberdiev and Mahesh Kumar “Enhanced sensing performance of ZnO nanostructures-based gas sensors: A review” Energy Reports 6, 46 (2020).
  14. Abhay. V. Agrawal, R. Kumar, Guang Yang, Jiming Bao, Mahesh Kumar, and Mukesh Kumar “Enhanced adsorption sites in monolayer MoS2 pyramid structures for highly sensitive and fast hydrogen sensor” Int. J. Hydrogen Energy 45, 9268 (2020)
  15. Manoj Kumar Rajbhar, Saravanan Rajamani, S. K. Singh, Sergey Surodin, Dmitry Nikolichev, Ruslan Kryukov, Dmitry Korolev, Alyona Nikolskaya, Alexey Belov, Alexey Nezhdanov, Alexey Mikhaylov, David Tetelbaum and Mahesh Kumar “Gallium nitride nanocrystals formation in Si3N4 matrix by Ion Synthesis” Bulletin of Materials Science 43, 234 (2020).
  16. Prashant Sharma, Vijendra Singh Bhati, Mahesh Kumar, Rishi Sharma, Ravindra Mukhiya, Kamlendra Awasthi and Manoj Kumar “Development of ZnO nanostructure film for pH sensing application” Applied Physics A 126, 284 (2020).
  17. Deepu Kumar, Birender Singh, Rahul Kumar, Mahesh Kumar and Pradeep Kumar “Anisotropic Electron-Photon-Phonon Coupling in Layered MoS2” Journal of Physics: Condensed Matter 32, 415702 (2020)

[tabby title=”2019″]

  1. Rahul Kumar, Neeraj Goel, Abhay Vivek Agrawal, Ramesh Raliya, Saravanan Rajamani, Govind Gupta, Pratim Biswas, Mukesh Kumar and Mahesh Kumar “Boosting Sensing Performance of Vacancy-Containing Vertically Aligned MoS2 using rGO particles” IEEE Sensors Journal 19, 10214 (2019).
  2. Adarsh Nigam , Vijendra Bhati , Thirumaleshwara Bhat , Surani Dolmanan , Sudhiranjan Tripathy and Mahesh Kumar “Sensitive and Selective Detection of Pb2+ ions using 2,5-Dimercapto-1,3,4-Thiadiazole Functionalized AlGaN/GaN High Electron Mobility Transistor” IEEE Electron Device Letters 40, 1976 (2019).
  3. Vijendra Singh Bhati, Akash Nathani, Adarsh Nigam, Chandra Shekhar Sharma and Mahesh Kumar “PAN/(PAN-b-PMMA) derived Nanoporous Carbon Nanofibers loaded on ZnO Nanostructures for Hydrogen Detection” Sensors and Actuators B: Chemical 299, 126980 (2019).
  4. Neeraj Goel, Rahul Kumar, Shubhendra Kumar Jain, Saravanan Rajamani, Basanta Roul, Govind Gupta, Mahesh Kumar and S. B. Krupanidhi “A High-performance hydrogen sensor based on reverse-biased MoS2/GaN heterojunction” Nanotechnology 30, 314001 (2019).
  5. Md Tawabur Rahman,Md Faisal Kabir, Ashim Gurung, Khan Mamun Reza, Rajesh Pathak, Nabin Ghimire, Aravind Baride, Zhenqiang Wang, Mahesh Kumar and Qiquan Qiao “Graphene Oxide – Silver Nanowire Nanocomposites for Enhanced Sensing of Hg2+ACS Appl. Nano Mater. 2, 4842 (2019).
  6. Mirabbos Hojamberdiev, Gangqiang Zhu,Huan Lu, Mahesh Kumar, Miaomiao Wang and Jianzhi Gaor “MoS2 quantum dots-modified porous β-Bi2O3 microspheres with enhanced visible-light-induced photocatalytic activity for Bisphenol A degradation and NO removal” Journal of Materials Science: Materials in Electronics 30, 2610 (2019).
  7. Adarsh Nigam, Thirumaleshwara N. Bhat, Vijendra Singh Bhati, Surani Bin Dolmanan, Sudhiranjan Tripathy and Mahesh kumar “MPA-GSH functionalized AlGaN/ GaN High Electron Mobility Transistor based sensor for Cadmium ion detection” IEEE Sensors Journal 19, 2863 (2019).
  8. Vijendra Singh Bhati, Sheela D., Basanta Roul, Ramesh Raliya, Pratim Biswas, Manish Kumar, M. S. Roy, Karuna Kar Nanda, S. B. Krupanidhi and Mahesh Kumar “NO2 gas sensing performance enhancement based on reduced graphene oxide decorated V2O5 thin film” Nanotechnology 30, 224001 (2019)
  9. Nand Lal Sharma, Saravanan Rajamani, Vladimir Shengurov, Nikolay Baidus, Dmitry Korolev, Alyona Nikolskaya, Alexey Mikhaylov, David Tetelbaum and Mahesh Kumar “Sequential nitrogen ion implantation in Si-based GaAs matrix and subsequent thermal annealing process: electrical characterization” Proceedings of the Indian National Science Academy 85, 681 (2019).

[tabby title=”2018″]

  1. Neeraj Goel, Rahul Kumar, Mirabbos Hojamberdiev and Mahesh Kumar “Enhanced carrier density in a MoS2/Si heterojunction-based photodetector by inverse Auger process” IEEE Transactions on Electron Devices 65, 4149 (2018).
  2. Saravanan Rajamani, Kanika Arora, Alexey Belov, Dmitriy Korolev, Alyona Nikolskaya, Yury Usov, Dmitry Pavlov, Alexey Mikhaylov, David Tetelbaum, Mukesh Kumar, Mahesh Kumar “Enhanced Solar-Blind Photodetection Performance of Encapsulated Ga2O3 Nanocrystals in Al2O3 Matrix” IEEE Sensors Journal 18, 4046 (2018).
  3. Rahul Kumar, Pawan Kulriya, Monu Mishra, Fouran Singh, Govind Gupta and Mahesh Kumar “Highly selective and reversible NO2 gas sensor using vertically aligned MoS2 flake networks” Nanotechnology 29, 464001 (2018).
  4. Neeraj Goel, Rahul Kumar, Basanta Roul, Mahesh Kumar and S B Krupanidhi “Wafer-Scale Synthesis of a Uniform Film of Few-Layer MoS2 on GaN for 2D Heterojunction Ultraviolet Photodetector” Journal of Physics D: Applied Physics 51, 374003 (2018).
  5. Rahul Kumar, Neeraj Goel, Ramesh Raliya, Pratim Biswas, Mahesh Kumar “High-performance photodetector based on hybrid of MoS2 and reduced graphene oxide” Nanotechnology 29, 404001 (2018).
  6. Neeraj Goel, Rahul Kumar, Monu Mishra, Govind Gupta, and Mahesh Kumar “Determination of band alignment at two-dimensional MoS2/Si Van der Walls heterojunction” J. Applied Physics 123, 225301 (2018).
  7. Kanika Arora, Neeraj Goel, Mahesh Kumar and Mukesh Kumar “Ultra-high-performance of Self-Powered β-Ga2O3 Thin Film Solar-blind Photodetector Grown on Cost-Effective Si Substrate using High-Temperature Seed Layer ACS Photonics 5, 2391 (2018).
  8. Saravanan Rajamani, Kanika Arora, Anton Konakov, Alexey Belov, Dmitry Korolev, Alyona Nikolskaya, Alexey N. Mikhaylov, Sergey Surodin, Ruslan Kryukov, Dmitri Nikolichev, Artem Sushkov, Dmitry Pavlov, David Tetelbaum, Mukesh Kumar and Mahesh Kumar “Deep UV Narrow-Band Photodetector Based on Ion Beam Synthesized Indium Oxide Quantum Dots in Al2O3 Matrix” Nanotechnology 29, 305603 (2018).
  9. Rahul Kumar, Neeraj Goel, Monu Mishra, Govind Gupta, Mattia Fanetti, Matjaz Valant and Mahesh Kumar “Growth of MoS2-MoO3 Hybrid Micro-flowers via Controlled Vapor Transport Process for Efficient Gas Sensing at Room Temperature” Advanced Materials Interfaces 5, 1800071 (2018).
  10. Abhay. V. Agrawal, Rahul Kumar, Swaminathan Venkatesan, Alex Zakhidov, Guang Yang, Jiming Bao, Mahesh Kumar and Mukesh Kumar “Photoactivated Mixed In-Plane and Edge-Enriched p-Type MoS2 Flake-Based NO2 Sensor Working at Room Temperature” ACS Sensors 3, 998 (2018).
  11. Vijendra Singh Bhati, Sapana Ranwa, Mattia Fanetti, Matjaz Valant and Mahesh Kumar “Efficient hydrogen sensor based on Ni-doped ZnO nanostructures by RF sputtering” Sensors & Actuators B: Chemical 255, 588 (2018).
  12. Vijendra Singh Bhati, Sapana Ranwa, Saravanan Rajamani, Kusum Kumari, Ramesh Raliya, Pratim Biswas and Mahesh Kumar “Improved sensitivity with low limit of detection of hydrogen gas sensor based on rGO loaded Ni doped ZnO nanostructures” ACS Appl. Mater. Interfaces 10, 11116 (2018).

[tabby title=”2017″]

  1. Rahul Kumar, Neeraj Goel and Mahesh Kumar “UV-activated MoS2 Based Fast and Reversible NO2 Sensor at Room Temperature” ACS Sensors 2, 1744 (2017).
  2. Mohit Kumar, Vijendra Singh Bhati, Sapna Ranwa, Jitendra Singh and Mahesh Kumar “Pd/ZnO nanorods based sensor for highly selective detection of extremely low concentration hydrogen” Scientific Reports 7, 236 (2017).
  3. Mirabbos Hojamberdiev, Kenta Kawashima, Mahesh Kumar, Akira Yamakata, Kunio Yubuta, Aleksander Gurlo, Masashi Hasegawa, Kazunari Domen and Katsuya Teshima “Engaging the Flux-Grown La1-xSrxFe1-yTiyO3 Crystals in Visible-Light-Driven Photocatalytic Hydrogen Generation” Int. J. Hydrogen Energy 42, 27024 (2017).
  4. A. V. Agrawal, R. Kumar, S. Venkatesan, A. Zakhidov, Z. Zhu,J. Bao, Mahesh Kumar, and Mukesh Kumar “Fast detection and low power hydrogen sensor using edge-oriented vertically aligned 3-D network of MoS2 flakes at room temperature” Applied Physics Letters 111, 093102 (2017).
  5. Mohit Kumar, Rahul Kumar, Saravanan Rajamani, Sapana Ranwa, Mattia Fanetti, Matjaz Valant and Mahesh Kumar “Efficient room-temperature hydrogen sensor based on UV-activated ZnO nano-network” Nanotechnology 28, 365502 (2017).
  6. Surendra Singh Barala, Vijendra Singh Bhati and Mahesh Kumar “High energy photon induced Fermi-level shift of Ba0.5Sr0.5TiO3 thin films” Thin Solid Films 639, 107 (2017).
  7. Mohit Kumar, Vijendra Singh Bhati and Mahesh Kumar “Effect of Schottky barrier height on hydrogen gas sensitivity of metal/TiO2 nanoplates” Int. J. Hydrogen Energy 42, 22082 (2017).
  8. Adarsh Nigam, Thirumaleshwara N Bhat, Saravanan Rajamani, Surani Bin Dolmanan, Sudhiranjan Tripathy and Mahesh Kumar “Effect of self-heating on electrical characteristics of AlGaN/ GaN HEMT on Si (111) substrate” AIP Advances 7, 085015 (2017).
  9. D.S. Korolev, A.N. Mikhaylov, A.I. Belov, A.A. Konakov, V.K. Vasiliev, D.E. Nikolitchev, S.I. Surodin, D.I. Tetelbaum and Mahesh Kumar “Composition and luminescence of Si and SiO2 layers co-implanted with Ga and N ions” Int. J. Nanotechnology 14, 637 (2017).
  10. D. S. Korolev, A. A. Nikolskaya, N. O. Krivulin, A. I. Belov, A. N. Mikhaylov,D. A. Pavlov, D. I. Tetelbaum, N. A. Sobolev, and Mahesh Kumar “Formation of Hexagonal 9R Silicon Polytype by Ion Implantation” Technical Physics Letters 43, 767 (2017).

[tabby title=”2016″]

  1. Surendra Singh Barala,Jitendra Kumar, Mohit Kumar and Mahesh Kumar “High Tolerance of BST Thin Film based Varactor under Neutron Irradiation” IEEE Transactions on Electron Devices 63, 3677 (2016).
  2. Surendra Singh Barala, Basanta Roul, Nirupam Banerjee and Mahesh Kumar “Modulation of Pb chemical state of epitaxial Lead Zirconate Titanate thin films under high energy irradiation” Journal of Applied Physics 120, 115305 (2016).
  3. Sapana Ranwa, Mohit Kumar, Pawan K. Kulriya, Mattia Fanetti, Matjaz Valant, and Mahesh Kumar “Improvement in the sensing response of nano-crystalline ZnO based hydrogen sensor: Effect of swift heavy ion irradiation” IEEE Sensors Journal 62, 7586 (2016).
  4. Sapana Ranwa,Surendra Singh Barala, Mattia Fenetti and Mahesh Kumar “Effect of gamma irradiation on Schottky-contacted vertically aligned ZnO nanorods based hydrogen sensor” Nanotechnology 27, 345502 (2016).
  5. Surendra Singh Barala, Nirupam Banerjee and Mahesh Kumar “Gamma ray Irradiation Stability of Epitaxial Pb(Zr,Ti)O3/SrRuO3 Tunable Varactor Devices” Journal of Electronic Materials 45, 4122 (2016).
  6. Saravanan Rajamani, Dmitry Korolev,Alexey Belov, Sergey Surodin, Dmitry Nikolitchev, Evgenia Okulich, Alexey Mikhaylov, David Tetelbaum and Mahesh Kumar “Effect of annealing on carrier transport properties of GaN-incorporated Silicon” RSC Advances 6, 74691 (2016)
  7. A. A. Konakov, D. O. Filatov, D. S. Korolev, A. I. Belov, A. N. Mikhaylov, D. I. Tetelbaum, and Mahesh Kumar “Electronic states in spherical GaN nanocrystals embedded in various dielectric matrices: the k.p-calculations” AIP Advances 6, 015007 (2016).
  8. Kiran P. Shejale, Devika Laishram, Mahesh S. Roy, Mahesh Kumar, Rakesh K. Sharma, “On the study of phase and dimensionally controlled titania nanostructures synthesis at sub-zero temperatures” Materials & Design 92,535 (2016).
  9. Arjun Shetty, Mahesh Kumar, Basanta Roul, K. J. Vinoy, and S. B. Krupanidhi “InN Quantum Dot Based Infra-Red Photodetectors” Journal of Nanoscience and Nanotechnology 16, 709 (2016).

[tabby title=”2015″]

  1. Basanta Roul, Mahesh Kumar, Mohana K. Rajpalke, Thirumaleshwara N. Bhat, S. B. Krupanidhi “Binary group III-nitride based heterostructures: Band offsets and transport properties” Journal of Physics D: Applied Physics 48, 423001 (2015).
  2. Sapana Ranwa, Mohit Kumar, Jitendra Singh, Mattia Fanetti, Mahesh Kumar “Schottky-contacted vertically self-aligned ZnO nanorods for hydrogen gas nanosensor applications” Journal of Applied Physics 118, 034509 (2015).
  3. Surendra Singh Barala, Jitendra Singh, Sapana Ranwa, Mahesh Kumar “Radiation Induced Response of Ba0.5Sr0.5TiO3 based Tunable Capacitors under Gamma Irradiation” IEEE Transactions on Nuclear Science 62, 1873 (2015).
  4. Jitendra Singh, Sapana Ranwa, Jamil Akhtar, Mahesh Kumar “Growth of residual stress-free ZnO films on SiO2/Si substrate at room temperature for MEMS devices” AIP Advances 5, 067140 (2015).
  5. Basanta Roul, Mahesh Kumar, Thirumaleshwara N. Bhat, Mohana K. Rajpalke, A. T. Kalghatgi, S. B. Krupanidhi, Nitesh Kumar and A. Sundaresan “Observation of room temperature ferromagnetism in InN nanostructures” Journal of Nanoscience and Nanotechnology 15, 4426 (2015).

[tabby title=”2014″]

  1. Sapana Ranwa, P. K. Kulriya, V. K. Sahu, L. M. Kukreja and Mahesh Kumar “Defect-free ZnO nanorods for low temperature hydrogen sensor applications” Applied Physics Letters 105, 213103 (2014).
  2. Sapana Ranwa, P. K. Kulriya, Vivek Dixit and Mahesh Kumar “Temperature dependent electrical transport studies of self-aligned ZnO nanorods/Si heterostructures deposited by sputtering” Journal of Applied Physics 115, 233706 (2014).
  3. Mahesh Kumar, Basanta Roul, Thirumaleshwara N. Bhat, Mohana K. Rajpalke, and S. B. Krupanidhi “Study of InN nanorods growth mechanism using ultrathin Au layer by plasma-assisted MBE on Si(111)” Applied Nanoscience, 4, 121 (2014).

[tabby title=”2013″]

  1. Thirumaleshwara N. Bhat, Mohana K. Rajpalke, Basanta Roul, Mahesh Kumar and S. B. Krupanidhi “Impact of substrate nitridation on the photoluminescence and photovoltaic characteristics of GaN on p-Si(100)by molecular beam epitaxy” Journal of Materials Science: Materials in Electronics, 24, 3371(2013).
  2. Mahesh Kumar, Basanta Roul, Mohana K. Rajpalke, Thirumaleshwara N. Bhat, A. T. Kalghatgi, and S. B. Krupanidhi “Electrical transport studies of MBE grown InGaN/Si isotype heterojunctions” Current Applied Physics, 13, 26 (2013).
  3. Thirumaleshwara N Bhat, Basanta Roul, Mohana K Rajpalke, Mahesh Kumar, and S B Krupanidhi “Spectroscopic studies of In2O3 nanostructures; photovoltaic demonstration of In2O3/p-Si heterojunction” Journal of Nanoscience and Nanotechnology, 13, 498 (2013).

[tabby title=”2012″]

  1. Mahesh Kumar, Basanta Roul, Thirumaleshwara N. Bhat,  Mohana K. Rajpalke, and S. B. Krupanidhi “Structural characterization and ultraviolet photoresponse of MBE- grown GaN nanodots ” Applied Physics Express 5, 085202 (2012).
  2. Mahesh Kumar, Thirumaleshwara N Bhat,  Mohana K Rajpalke, Basanta Roul, A T Kalghatgi, and S B Krupanidhi “Indium flux, growth temperature and RF power induced effects in InN layers grown on GaN/Si substrate by plasma-assisted MBE” Journal of Alloys and Compounds 513, 6 (2012).
  3. Mahesh Kumar, Thirumaleshwara N. Bhat,  Basanta Roul, Mohana K. Rajpalke, A. T. Kalghatgi,  and S. B. Krupanidhi “Carrier concentration dependence of donor activation energy in n-type GaN epilayers grown on Si (111) by plasma-assisted MBE” Materials Research Bulletin 47, 1306 (2012).
  4. Mahesh Kumar, Mohana K. Rajpalke, Basanta Roul, Thirumaleshwara N. Bhat, A. T. Kalghatgi, and S. B. Krupanidhi “Determination of MBE grown wurtzite GaN/Ge3N4/Ge heterojunctions band offset by X-ray photoelectron spectroscopy” Physica status solidi (b)249, 58 (2012).
  5. Mahesh Kumar, Basanta Roul, Thirumaleshwara N Bhat, Mohana K Rajpalke, A T Kalghatgi, and S B Krupanidhi “Band-structure lineup at In0.2Ga0.8N/Si heterostructures by x-ray photoelectron spectroscopy” Japanese Journal of Applied Physics 51, 020203 (2012).
  6. Mahesh Kumar, Basanta Roul, Thirumaleshwara N Bhat, Mohana K Rajpalke, A T Kalghatgi, and S B Krupanidhi “Valence band offset at GaN/β-Si3N4 and β-Si3N4/Si(111) heterojunctions formed by plasma-assisted molecular beam epitaxy” Thin Solid Films 520, 4219 (2012).
  7. Mahesh Kumar, Basanta Roul, Thirumaleshwara N Bhat, Mohana K Rajpalke, A T Kalghatgi, and S B Krupanidhi “Carrier transport studies of III-nitride/Si3N4/Si isotype heterojunctions”  Physica Status Solid (a) 209, 994 (2012).
  8. Basanta Roul, Thirumaleshwara N Bhat, Mahesh Kumar, Mohana K Rajpalke, A T Kalghatgi, and S B Krupanidhi “Analysis of the temperature-dependent current–voltage characteristics and the barrier-height inhomogeneities of Au/GaN Schottky diodes”  Physica Status Solid (a), 209, 1575 (2012).
  9. Basanta Roul, Mohana K Rajpalke, Thirumaleshwara N Bhat, Mahesh Kumar, A T Kalghatgi, and S B Krupanidhi “Influence of GaN underlayer thickness on structural, electrical and optical properties of InN films grown by PAMBE” Journal of crystal growth, 354, 208 (2012).
  10. Basanta Roul, Mahesh Kumar, Mohana K. Rajpalke, Thirumaleshwara N. Bhat, A. T. Kalghatgi, and S. B. Krupanidhi “Effect of carrier concentration of InN on the transport behavior of InN/GaN heterostructure based Schottky junctions” Solid State Communications, 152, 1771 (2012).
  11. Mohana K. Rajpalke, Thirumaleshwara N. Bhat, Basanta Roul, Mahesh Kumar, and S. B. Krupanidhi “ Current transport in nonpolar a-plane InN/GaN heterostructure Schottky junction” Journal of applied Physics, 112, 023706 (2012).

[tabby title=”2011″]

  1. Mahesh Kumar, Basanta Roul, Arjun Shetty, Mohana K Rajpalke, Thirumaleshwara N Bhat, A T Kalghatgi, and S B Krupanidhi “Temperature dependence of carrier transport in InN quantum dots grown by droplet epitaxy on silicon nitride/Si substrate” Applied Physics Letters  99, 153114 (2011).
  2. Mahesh Kumar, Mohana K. Rajpalke, Basanta Roul, Thirumaleshwara N. Bhat, Neeraj Sinha, A. T. Kalghatgi, and S. B. Krupanidhi “The impact of ultra thin silicon nitride buffer layer on GaN growth on Si (111) by RF-MBE” Applied Surface Science 257, 2107 (2011).
  3. Mahesh Kumar, Basanta Roul, Thirumaleshwara N. Bhat, Mohana K. Rajpalke, Neeraj Sinha, A. T. Kalghatgi, and S. B. Krupanidhi “Kinetics of self-assembled InN quantum dots grown on Si (111) by plasma-assisted MBE” Journal of Nanoparticle Research 13, 1281 (2011).
  4. Mahesh Kumar, Mohana K. Rajpalke, Basanta Roul,, Thirumaleshwara N. Bhat, P. Misra, L. M. Kukreja, Neeraj Sinha, A. T. Kalghatgi, and S. B. Krupanidhi “Temperature dependent photoluminescence of GaN grown on β-Si3N4/Si(111) by plasma-assisted MBE ” Journal of Luminescence 131, 614 (2011).
  5. Mahesh Kumar, Thirumaleshwara N. Bhat, Mohana K. Rajpalke, Basanta Roul, Neeraj Sinha, A. T. Kalghatgi and S. B. Krupanidhi “Negative differential capacitance in n-GaN/p-Si heterojunction” Solid State Communications 151, 356 (2011).
  6. Mahesh Kumar, Mohana K. Rajpalke, Thirumaleshwara N. Bhat, Basanta Roul, Neeraj Sinha, A. T. Kalghatgi, and S. B. Krupanidhi “Growth of InN layers on Si (111) using ultra thin silicon nitride buffer layer by NPA-MBE”Materials Letters 65, 1396 (2011).
  7. Mahesh Kumar, Thirumaleshwara N. Bhat, Mohana K. Rajpalke, Basanta Roul, Neeraj Sinha, A. T. Kalghatgi, and S. B. Krupanidhi “Study of band offsets in InN/Ge heterojunctions”Surface Science 605, L33 (2011).
  8. Mahesh Kumar, Mohana K. Rajpalke, Basanta Roul, Thirumaleshwara N. Bhat, S. Dash, A. K. Tyagi, A. T. Kalghatgi, and S. B. Krupanidhi “Reduction of oxygen impurity at GaN/β-Si3N4/Si interface via SiO2 to Ga2O conversion by exposing of Si surface under Ga flux” Journal of crystal growth 327,284 (2011).
  9. Mahesh Kumar, Basanta Roul, Thirumaleshwara N Bhat, Mohana K Rajpalke, A. T. Kalghatgi, and S. B. Krupanidhi “Barrier inhomogeneity and electrical properties of InN nanodots/Si heterojunction diodes”Journal of Nanomaterials 2011, 189731 (2011).
  10. Mahesh Kumar, Mohana K. Rajpalke, Thirumaleshwara N. Bhat,Basanta Roul, A. T. Kalghatgi, and S. B. Krupanidhi“Size dependent band gap of MBE grown InN quantum dots measured by scanning tunneling spectroscopy” Journal of Applied Physics110, 114317 (2011).
  11. Mahesh Kumar, Thirumaleshwara N. Bhat, Mohana K. Rajpalke, Basanta Roul,A. T. Kalghatgi,and S. B. Krupanidhi“Transport and infrared photoresponse properties of InN nanorods/Si heterojunction”Nanoscale Research Letters 6, 609 (2011).
  12. Mohana K. Rajpalke, Thirumaleshwara N. Bhat, Basanta Roul, Mahesh Kumar, P. Misra, L. M. Kukreja, Neeraj Sinha and S. B. Krupanidhi “Growth temperature induced effects in nonpolar a-plane GaN on r-plane sapphire substrate by RF-MBE”, Journal of crystal growth   314, 5 (2011).
  13. Basanta Roul, Mohana K. Rajpalke, Thirumaleshwara N. Bhat, Mahesh Kumar, Neeraj Sinha, A. T. Kalghatgi and S. B. Krupanidhi “Temperature dependent electrical transport behavior of InN/GaN heterostructure based Schottky diodes” Journal of applied Physics 109, 044502 (2011)
  14. Mohana K. Rajpalke, Basanta Roul, , Mahesh Kumar, Thirumaleshwara N. Bhat, Neeraj Sinha and S. B. Krupanidhi “Structural and optical properties of nonpolar (1 1 -2 0) a-plane GaN grown on (1 -1 0 2) r-plane sapphire substrate by plasma-assisted molecular beam epitaxy” Scripta Materialia 65, 33 (2011).
  15. Thirumaleshwara N. Bhat, Mahesh Kumar, Mohana K. Rajpalke, Basanta Roul, Neeraj Sinha, and S. B. Krupanidhi “Band alignment of at InN/p–Si(100) heterojunction determined by x-ray photoelectron spectroscopy”Journal of Applied Physics 109, 123707 (2011).
  16. Thirumaleshwara N. Bhat, Mohana K. Rajpalke, Basanta Roul, Mahesh Kumar, Neeraj Sinha, and S. B. Krupanidhi “Evidence for ambient oxidation of Indium nitride quantum dots”physica status solidi (b) 248, 2853 (2011).
  17. Basanta Roul, Thirumaleshwara N. Bhat, Mahesh Kumar, Mohana K. Rajpalke, Neeraj Sinha, A. T. Kalghatgi, and S. B. Krupanidhi “Barrier height inhomogeneities in InN/GaN heterostructure based Schottky junctions”Solid State Communications 151, 1420 (2011).
  18. Basanta Roul, Mahesh Kumar, Mohana K. Rajpalke, Thirumaleshwara N. Bhat, Neeraj Sinha, A. T. Kalghatgi and S. B. Krupanidhi “Effect of N/Ga flux ratio on transport behavior of Pt/GaN Schottky diodes”Journal of Applied Physics 110, 064502 (2011).
  19. Basanta Roul, Mohana K. Rajpalke, Thirumaleshwara N. Bhat, Mahesh Kumar, A. T. Kalghatgi, S. B. Krupanidhi, Nitesh Kumar and A. Sundaresan “Experimental evidence of Ga-vacancy induced room temperature ferromagnetic behavior in GaN films” Applied Physics Letters 99, 162512 (2011).
  20. Thirumaleshwara N. Bhat, Mohana K. Rajpalke Mahesh Kumar, Basanta Roul, S. B. Krupanidhi “Substrate nitridation induced modulations in transport properties of wurtzite GaN/p-Si (100) heterojunctions grown by molecular beam Epitaxy” Journal of Applied Physics 110, 093718 (2011).

[tabby title=”2010″]

  1. Mahesh Kumar, Basanta Roul, Thirumaleshwara N. Bhat, Mohana K. Rajpalke, P. Misra, L. M. Kukreja, Neeraj Sinha, A. T. Kalghatgi, and S. B. Krupanidhi  “Improved growth of GaN layers on ultra thin silicon nitride/Si (111) by RF-MBE” Materials Research Bulletin 45, 1581 (2010).
  2. Mahesh Kumar, Basanta Roul, Thirumaleshwara N. Bhat, Mohana K. Rajpalke, Neeraj Sinha, A. T. Kalghatgi and S. B. Krupanidhi“Droplet epitaxy of InN quantum dots on Si (111) by RF plasma- assisted Molecular Beam Epitaxy”Advanced Science Letters 3, 379 (2010).
  3. Mahesh Kumar, Thirumaleshwara N. Bhat, Mohana K. Rajpalke, Basanta Roul, P. Misra, L. M. Kukreja, Neeraj Sinha, A. T. Kalghatgi, and S. B. Krupanidhi “Self-assembled flower-like nanostructures of InN and GaN grown by plasma-assisted molecular beam epitaxy”, Bulletin of Material Science 33, 221 (2010).
  4. Thirumaleshwara N. Bhat, Basanta Roul, Mohana K. Rajpalke, Mahesh Kumar, S. B. Krupanidhi and Neeraj Sinha, “Temperature dependent transport behavior of n-InN nanodot/p-Si heterojunction structures”Applied Physics Letters 97, 202107 (2010).
  5. Basanta Roul, Mahesh Kumar, Mohana K. Rajpalke, Thirumaleshwara N. Bhat, Neeraj Sinha, A. T. Kalghatgi and S. B. Krupanidhi “Indium nitride nanomatric-objects grown on c-sapphire by plasma-assisted molecular beam epitaxy” Nanoscience and nanotechnology letters 2, 257 (2010).

[tabby title=”2007″]

  1. Ravindra Singh, Mahesh Kumar and Sudhir Chandra “Growth and characterization of high resistivity c-axis oriented ZnO films on different substrates by RF magnetron sputtering for MEMS applications”, Journal of Materials Science 42, 4675 (2007).

[tabby title=”Book Chapters”]

  1. Rahul Kumar, Neeraj Goel, and Mahesh Kumar “Layered Metal Chalcogenides for Gas Sensors” Gas Sensors: Materials and Devices, IOP ebooks collection, 2021, ISBN: 9780750339933, https://store.ioppublishing.org/page/detail/Gas-Sensors/?K=9780750339957
  2. Sapana Ranwa and Mahesh Kumar “Sensing Materials: Ceramics” Reference Module in Biomedical Sciences, Elsevier, 2021, ISBN 9780128012383, https://doi.org/10.1016/B978-0-12-822548-6.00020-0

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