Search Results - "Som, Tapobrata"

Substrate roughness and crystal orientation-controlled growth of ultra-thin BN films deposited on Cu foils by Basu, Nilanjan, Dutta, Alapan, Singh, Ranveer, Bayazeed, Md, Parmar, Avanish S, Som, Tapobrata, Lahiri, Jayeeta

“…This work demonstrates the synthesis of boron nitride (BN) films by reactive radio-frequency (RF) magnetron sputtering over the copper foil. Copper foil…”
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Controlled creation and annihilation of isolated robust emergent magnetic monopole like charged vertices in square artificial spin ice by Keswani, Neeti, Lopes, Ricardo J. C., Nakajima, Yoshikata, Singh, Ranveer, Chauhan, Neha, Som, Tapobrata, Kumar, D. Sakthi, Pereira, Afranio R., Das, Pintu

“…Magnetic analogue of an isolated free electric charge, i.e., a magnet with a single north or south pole, is a long sought-after particle which remains elusive…”
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Investigation of Defect-Driven Memristive and Artificial Synaptic Behaviour at Nanoscale for Potential Application in Neuromorphic Computing by Mandal, Rupam, Hasina, Dilruba, Mandal, Aparajita, Som, Tapobrata

“…The need for nano-sized memristive devices as synaptic emulators is increasing day-by-day to build neuromorphic devices on a chip with a large integration…”
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Controllable physicochemical properties of WOx thin films grown under glancing angle by Mandal, Rupam, Mandal, Aparajita, Dutta, Alapan, Sivakumar, Rengasamy, Srivastava, Sanjeev Kumar, Som, Tapobrata

“…In this work, various physicochemical properties are investigated in nanostructured WOx thin films prepared by radio-frequency magnetron sputtering for…”
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Nanoporosity-induced superhydrophobicity and large antireflection in InSb by Datta, Debi Prasad, Som, Tapobrata

“…A porous nanostructure evolves in InSb due to keV ion implantation which leads to superhydrophobic and large antireflective property, indicating a single-step…”
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Structural and electrical transport properties of Ge implanted CoSb3 thin films and their conduction mechanisms by Masarrat, Anha, Bhogra, Anuradha, Meena, Ramcharan, Sinduja, M., Hasina, Dilruba, Amirthapandian, S., Devi, Devarani, Som, Tapobrata, Niazi, A., Kandasami, Asokan

“…The structural and electrical transport properties of Ge ion-implanted CoSb 3 thin films were investigated. These thin films were deposited by pulsed laser…”
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Effect of grain-boundaries on electrical properties of n-ZnO:Al/p-Si heterojunction diodes by Kumar, Mohit, Kanjilal, Aloke, Som, Tapobrata

“…We report on room temperature diode characteristics of ZnO:Al (AZO)/Si heterostructures by current-voltage measurements. In this study, with increasing AZO…”
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Morphology-dependent optical and wetting behavior of GLAD PTFE thin films by De, Rajnarayan, Haque, S. Maidul, Singh, Ranveer, Basak, C. B., Jena, S., Misal, J. S., Shinde, D. D., Som, Tapobrata, Rao, K. Divakar

“…E-beam evaporation equipped with glancing angle deposition arrangement (GLAD) was used to fabricate nanostructured polytetrafluoroethylene (PTFE) films in a…”
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Direct evidence of band-bending at grain boundaries of ZnO:SnO2 films: Local probe microscopic studies by Singh, Ranveer, Som, Tapobrata

“…[Display omitted] •EFM is employed to measure the charge trapping at grains and grain boundaries of ZnO:SnO2 films.•KPFM and cAFM measurements provide an…”
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A Transparent Photonic Artificial Visual Cortex by Kumar, Mohit, Som, Tapobrata, Kim, Joondong

“…Mimicking brain‐like functionality with an electronic device is an essential step toward the design of future technologies including artificial visual and…”
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Strongly antireflective nano-textured Ge surface by ion-beam induced self-organization by Datta, Debi Prasad, Som, Tapobrata

“…[Display omitted] •Ion-induced nanoscale patterning strongly reduces optical reflectance of Ge surface.•The antireflection is over ultraviolet–visible-infrared…”
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Oxygen-Mediated Tunability in the Physicochemical Properties of Radio-Frequency-Sputtered Vanadium Pentoxide Thin Films toward Energy Harvesting by Mandal, Aparajita, Som, Tapobrata

“…The efficiency of a photoconversion device is presently restricted by the effectiveness of carrier extraction or contact layers. Metal oxide thin films,…”
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Emulation of bio-synaptic behaviours in copper-doped zinc oxide memristors: A nanoscale scanning probe microscopic study by Mandal, Rupam, Mandal, Aparajita, Mitra, Anirban, Som, Tapobrata

“…[Display omitted] •Reliable and electroforming-free bipolar resistive switching properties at nanoscale is demonstrated in room temperature grown Cu-doped ZnO…”
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Nano-Newton force based pseudoferroelectric Al-doped ZnO/Si switchable diode by Kumar, Mohit, Som, Tapobrata

“…•Work function of Al-doped ZnO is found inhomogeneous using Kelvin probe force microscopy.•Turn-on potential of Al-doped ZnO/Si diode can be tuned by external…”
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Probing local work function of electron emitting Si-nanofacets by Basu, Tanmoy, Som, Tapobrata

“…•The present report demonstrates tunable field emission at room temperature from ion-beam fabricated Si-NFs. It is observed that the field emission from the…”
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Intrinsic inhomogeneous barrier height at the n-TiO2/p-Si hole-blocking junction by Kumar, Mohit, Singh, Ranveer, Som, Tapobrata

“…•TiO2/Si heterojunction, as a replacement of p-n junction.•Revealing charge transport across a TiO2/Si heterojunction.•The junction potential is found to be…”
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White light modulated forming-free multilevel resistive switching in ZnO:Cu films by Saini, Mahesh, Kumar, Mohit, Mandal, Rupam, Mitra, Anirban, Som, Tapobrata

“…[Display omitted] •Tunable multilevel resistive switching (RS) of CZO films under various illumination conditions.•RS of CZO/p++-Si improves under white light…”
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ab initio study of 3d transition metal-doping effects in rutile-TiO2: Role of bandgap tunability in conductivity behaviour by Saini, Mahesh, Kumar, Mohit, Som, Tapobrata

“…•Effect of 3d transition metal series doping (2at.%) in rutile-TiO2 is studied.•Based on the position of the Fermi level, p-type and n-type conductivity in…”
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Towards on-receptor computing: Electronic nociceptor embedded neuromorphic functionalities at nanoscale by Mandal, Rupam, Mandal, Aparajita, Som, Tapobrata

“…•Nociceptive and synaptic functionalities are demonstrated at nanoscale in a single forming-free bipolar memristor.•Direct evidence of nociceptive sensitivity…”
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Improved photovoltaic performance of CdTe-based solar cells: Roles of using a hole-blocking layer and nanoscale imaging of barrier height at interfaces by Singh, Ranveer, Dutta, Alapan, Basu, Nilanjan, Lahiri, Jayeeta, Som, Tapobrata

“…[Display omitted] •Cu-doped CdTe-based multijunction hole-blocking photovoltaic cells are fabricated.•ZTO and MoOX layers are used as the transparent top…”
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