Search Results - "Annapoorni, S"

Flexible room temperature ammonia sensor based on polyaniline by Kumar, Lalit, Rawal, Ishpal, Kaur, Amarjeet, Annapoorni, S.

“…•We fabricated a room temperature functioning, highly sensitive and flexible ammonia (NH3) gas sensor based on polyaniline (PANI).•NH3 gas-sensing properties…”
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Facile strategy to synthesize donut-shaped α-Fe2O3 nanoparticles for enhanced LPG detection by Choudhary, Siddharth, Annapoorni, S., Malik, Rakesh

“…[Display omitted] •Various morphologies of hematite nanoparticles have been prepared successfully using a facile technique.•Morphologies of α-Fe2O3…”
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Raman study of polyaniline nanofibers prepared by interfacial polymerization by Jain, Manu, Annapoorni, S.

“…Polyaniline nanofibers were synthesized by interfacial polymerization of aniline. Polyaniline so formed was studied using transmission electron microscopy,…”
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Evolution and growth mechanism of hexagonal ZnO nanorods and their LPG sensing response at low operating temperature by Choudhary, Siddharth, Annapoorni, S., Malik, Rakesh

“…[Display omitted] •ZnO based highly sensitive LPG sensor operating at low temperature.•Synthesis of ZnO nanorods using simple and cost effective…”
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Magnetization Reversal Behavior in Electrodeposited Fe-Co-Ni Thin Films by Dev, Kapil, Kaur, Rajdeep, Vashisht, Garima, Sulania, Indra, Annapoorni, S.

“…Binary Fe-Co and ternary (FeCo) (1− x ) Ni x alloy thin films were electrodeposited on indium tin oxide (ITO)-coated glass substrate. The morphology of…”
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Modification induced by electronic excitation in CoFe2O4 thin films: Structural, morphological, and magnetic properties by Nongjai, Razia, Bala, Manju, Khan, Shakeel, S., Annapoorni, Kandasami, Asokan

“…The present study focuses on the modification induced by 200 MeV Ag15+ and 100 MeV O7+ ion irradiations on the structural, surface morphological, and magnetic…”
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Role of annealing environments on the local electronic and optical properties of zinc oxide films by Motla, Akanksha, Kumaravelu, Thanigai Arul, Dong, Chung-Li, Chen, Chi-Liang, Asokan, K., Annapoorni, S.

“…The exploration of zinc oxide (ZnO) has seen rapid growth due to its wide bandgap, high thermal conductivity, and high electron mobility within its…”
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Growth of cobalt nanoparticles in Co-Al2O3 thin films deposited by RF sputtering by Goyal, Rajan, Lamba, S., Annapoorni, S.

“…Cobalt nanoparticles in Co–Al2O3 films have been deposited by rf‐magnetron co‐sputtering of cobalt and alumina on Si substrate. X‐ray diffraction (XRD)…”
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Studies of Exchange Coupling in FeCo/L10-FePt Bilayer Thin Films by Vashisht, Garima, Goyal, Rajan, Bala, Manju, Ojha, Sunil, Annapoorni, S.

“…FeCo/FePt bilayer thin films were synthesized by RF/dc sputtering on Si substrate, and characterized for structural and magnetic properties. Synchrotron X-Ray…”
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Optical and room temperature sensing properties of highly oxygen deficient flower-like ZnO nanostructures by Singh, N. Kamal, Shrivastava, Sadhna, Rath, Shyama, Annapoorni, S.

“…Oxygen deficient zinc oxide (ZnO) thin films were deposited electrochemically on glass substrates which are pre-sputtered with pure zinc (Zn) metal…”
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A study on defect annealing in GaAs nanostructures by ion beam irradiation by Mangla, Onkar, Roy, Savita, Annapoorni, S, Asokan, K

“…In this study, annealing of deep level (EL2) defect in gallium arsenide (GaAs) nanostructures by argon ion beam irradiation has been reported. GaAs nanodots of…”
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Domain observation in electrochemically deposited FeCo nano-rods by MOKE microscopy and micromagnetics by Vashisht, Garima, Kumar, Vishnu, Bala, Manju, Hussain, Z., Reddy, V.R., Lamba, S., Annapoorni, S.

“…•Successful deposition of pure FeCo tilted nano-rods by electrochemical setup.•Understanding the pinning behaviour in pure FeCo film by Monte Carlo…”
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Magnetization dynamics and domain reversal in electrodeposited permalloy thin films: impact of thickness and annealing treatment by Dev, Kapil, Reddy, V R, Medwal, Rohit, Gupta, Surbhi, Dong, C L, Chen, C L, Asokan, K, Annapoorni, S

“…The domain reversal and magnetization dynamics of electrodeposited permalloy (Fe 20 Ni 80 ) thin films on conducting ITO/glass substrate was investigated using…”
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Facile Synthesis of Highly Magnetic Long-term Stable FeCo Nanoparticles by Moditma, Choudhary, Siddharth, Vashisht, Garima, Reddy, V. Raghavendra, Annapoorni, S.

“…FeCo alloy nanoparticles, exhibiting a high degree of stability against oxidation in ambient conditions and thermal stability up to 300 °C, have been…”
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Possibility of room-temperature multiferroism in Mg-doped ZnO by Kumar, Parmod, Kumar, Yogesh, Malik, Hitendra K., Annapoorni, S., Gautam, Sanjeev, Chae, Keun Hwa, Asokan, K.

“…Room-temperature multiferroic properties in Mg-doped ZnO samples are reported wherein Mg replaces Zn in the ZnO matrix and retains hexagonal wurtzite…”
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Pinning-assisted out-of-plane anisotropy in reverse stack FeCo/FePt intermetallic bilayers for controlled switching in spintronics by Vashisht, Garima, Shashank, Utkarsh, Gupta, Surbhi, Medwal, Rohit, Dong, C.L., Chen, C.L., Asokan, K., Fukuma, Y., Annapoorni, S.

“…●Switching characteristics of FeCo/FePt are controlled by reversing the stacking order of alternate layers on substrate.●FeCo underlayer inhibits the…”
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Annealing of deep level defects in GaAs nanostructures by ion beam irradiation by Mangla, Onkar, Roy, Savita, Annapoorni, S., Asokan, K.

“…•Ion beam irradiation of GaAs nanodots anneal out the deep level (EL2) defects.•Defectless GaAs nanostructures have applications in high efficient…”
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Structural and Optical Tunability of Ag-ZnO Nanocomposite Thin Films For Surface-Enhanced Raman Studies by Motla, Akanksha, Kumaravelu, Thanigai Arul, Dong, Chung-Li, Kandasami, Asokan, Avasthi, Devesh Kumar, Annapoorni, S.

“…The Ag-ZnO nanocomposite thin films of varying Ag contents were synthesized successfully using simultaneous RF- and DC-magnetron sputterings on quartz…”
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Pt diffusion driven L1(0) ordering in off-stoichiometric FePt thin films by Gupta, Rekha, Medwal, Rohit, Sehdev, Neeru, Annapoorni, S

“…Pt/Fe(3)Pt thin films were deposited on the (100) silicon substrates at room temperature using DC sputtering. As-deposited Pt (25 nm)/Fe(3)Pt (70 nm) bilayers…”
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Enhanced microwave absorption properties in polyaniline and nano-ferrite composite in X-band by Gairola, S.P., Verma, Vivek, Kumar, Lalit, Dar, M. Abdullah, Annapoorni, S., Kotnala, R.K.

“…Highly conducting polyaniline (PANI) nanocomposite with Mn 0.2Ni 0.4Zn 0.4Fe 2O 4 ferrite was prepared by mechanical blending. The present work reports the EMI…”
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