CONFERENCE PAPERS: Recent submissions

  • Analysis and evaluation of Observing System Simulation Experiments (OSSEs) forecast data for Indian summer monsoon 
    Deshpande, Medha; Mukhopadhyay, P.; Masutani, Michiko; Ma, Zaizhong; Riishojgaard, Lars Peter; Hardesty, Michael; Emmitt, Dave; Krishnamurti, T. N.; GOSWAMI, B. N. (Society of Photo-Optical Instrumentation Engineers, 2016-05)
    An attempt is made here to evaluate the skill of forecast during boreal summer monsoon regime over the Indian region using the Observation Simulation System Experiment (OSSE) with Doppler Wind LIDAR (DWL) onboard International ...
  • Field emission properties of vertically grown Carbon Nanotubes, Nanoflakes and mechanically exfoliated Highly Oriented Pyrolitic Graphite: A comparison 
    DHARMADHIKARI, CHANDRAKANT V.; Kolekar, S. K.; Kaushik, Vishakha; Vankar, V. D.; Patole, S. P.; Yoo, J. B. (IEEE, 2014-09)
    Field emission properties of vertically grown Carbon Nanotubes (CNTs), Nanoflakes (CNFs), and mechanically exfoliated Highly Oriented Pyrolitic Graphite (ex-HOPG) has been investigated using digital Field Emission Microscopy ...
  • Multi-directional measurements of high energy particles from the Sun-Earth L1 point with STEPS 
    Goyal, S. K.; BAPAT, BHAS et al. (Society of Photo-Optical Instrumentation Engineers, 2016-07)
    Aditya Solar wind Particle EXperiment (ASPEX) is one of the scientific experiments onboard the Aditya-L1 mission, the first Indian solar mission planned to be launched in the year of 2019. The primary objective of the ASPEX ...
  • k-space analysis of nanotriangle antenna 
    VASISTA, ADARSH B.; KUMAR, G. V. PAVAN (Optical Society of America, 2016-12)
    Herein we report our electromagnetic simulation studies on k-space patterns of anisotropic nanostructures using gold nanotriangle placed on glass substrate as a system. Our results knit far field patterns with electric ...
  • Transient weakening of geomagnetic shield probed by GRAPES-3 experiment 
    Mohanty, P.K.; SUBRAMANIAN, PRASAD et al. (Sissa Medialab srl, 2018-08)
    The large area (560 m2) GRAPES-3 tracking muon telescope in Ooty, India recorded a 2 hour (h) muon burst on 22 June 2015 starting at 19:00 UT in the midst of a continuing Forbush decrease. The burst occurred following the ...
  • Digital watermarking: An approach based on Hilbert transform 
    Agarwal, Rashmi; SANTHANAM, M. S.; Srinivas, K. (IEEE, 2017-01)
    Most of the well known algorithms for watermarking of digital images involve transformation of the image data to Fourier or singular vector space. In this paper, we introduce watermarking in Hilbert transform domain for ...
  • Towards the equivalence of Diffie-Hellman problem and discrete logarithm problem for important elliptic curves used in practice 
    KUSHWAHA, PRABHAT (IEEE, 2017-07)
    In this paper, we have improved the existing estimates of the minimum number of group operations required to solve Diffie-Hellman problem for important elliptic curves used in practice. This leads us towards the equivalence ...
  • Diffusion of cosmic rays in heliosphere, observations from GRAPES-3 
    Arunbabu, K. P.; SUBRAMANIAN, PRASAD et al. (Sissa Medialab srl, 2018-08)
    The large area (560m2) GRAPES-3 tracking muon telescope has been operating at Ooty, India uninterruptedly from 2001. It records 4*10^9 muons of energy > 1GeV with an angular resolution of ~4 degree every day. The high ...
  • Long-term correction of GRAPES-3 muon telescope efficiency 
    Mohanty, P.K.; SUBRAMANIAN, PRASAD et al. (Sissa Medialab srl, 2018-08)
    The GRAPES-3 experiment in Ooty, India has been operating a large area (560m22) tracking muon telescope since 2000. It consists of 16 identical modules and each one is designed to measure the flux of muons in 13 ×× 13 ...
  • DEMM: A Meta-Algorithm to Predict the pKa of Ionizable Amino Acids in Proteins 
    Nguyen, T. B.; Tan, K.P.; MADHUSUDHAN, M. S. (Spriner, 2015)
    The protonation states of ionizable amino acid residues often have a direct influence on the functioning of a protein. The acid dissociation constant (in logarithmic scale, pKa) of these residues is hence an important ...
  • Sub‐Planck structures and Quantum Metrology 
    Panigrahi, Prasanta K.; KUMAR, ABHIJEET; Roy, Utpal; Ghosh, Suranjana (AIP Publishing, 2011-09)
    The significance of sub‐Planck structures in relation to quantum metrology is explored, in close contact with experimental setups. It is shown that an entangled cat state can enhance the accuracy of parameter estimations. ...
  • Evolution of Reproductive Dominance in Animal Societies – Lessons From a Social Wasp 
    Chakraborty, Saikat; Bhadra, Anindita; Nandi, Anjan K; Annagiri, Sumana; Deshpande, Sujata; Lamba, Shakti; BANG, ALOK; Gadagkar, Raghavendra (Indian National Science Academy, 2018-09)
    Most insect societies can be classified as either primitively or highly eusocial. Primitively eusocial insect societies are usually led by queens who are morphologically indistinguishable from the workers and use aggression ...
  • Magnetic phase transitions in HoFeO3 single crystals grown using the optical floating-zone method 
    BAG, RABINDRANATH; SINGH, SURJEET (AIP Publishing, 2017-05)
    We have successfully grown high-quality single crystals of potential multiferroic orthoferrite HoFeO3 in a four-mirror optical floating-zone furnace under two different grown atmospheres, namely, argon and air. The magnetic ...
  • Investigation of thioglycerol stabilized ZnS quantum dots in electroluminescent device performance 
    Ethiraj, Anita Sagadevan; Rhen, Dani; Lee, D. H.; Kang, Dae Joon; KULKARNI, S. K. (AIP Publishing, 2016-05)
    The present work is focused on the investigation of thioglycerol (TG) stabilized Zinc Sulfide Quantum dots (ZnS QDs) in the hybrid electroluminescence (EL) device. Optical absorption spectroscopy clearly indicates the ...
  • Identification of Extremely Large Scale Structures in SDSS-III 
    SANKHYAYAN, SHISHIR; Bagchi, J.; Sarkar, P.; Sahni, V.; Jacob, J. (Cambridge University Press, 2016-10)
    We have initiated the search and detailed study of large scale structures present in the universe using galaxy redshift surveys. In this process, we take the volume-limited sample of galaxies from Sloan Digital Sky Survey ...
  • Multichannel digital watermarking of color images using SVD 
    Agarwal, Rashmi; SANTHANAM, M. S.; Venugopalan, K. (IEEE, 2011-11)
    In this paper we propose a new invisible, non-blind digital watermarking scheme for color images based on singular vector domain (SVD). In this new approach, same or different watermarks can be embedded into the three color ...
  • Gated interferometric imaging of pulsars to detect off-pulse emission 
    ATHREYA, RAMANA; Basu, Rahul; Mitra, Dipanjan (IEEE, 2011-08)
    We detected off-pulse emission from two pulsars, B0525+21 and B204516, at 325 MHz using the Giant Metrewave radio telescope. Using the instrument as a high time resolution interferometer and off-line gating we imaged the ...
  • Synthesis and magnetic behaviour of Er3AlCx 
    Ghule, S.S.; Garde, C.S.; Ramakrishnan, S.; SINGH, SURJEET; Rajarajan, A.K.; Laad, M. (AIP Publishing, 2019-07)
    High quality polycrystalline Er3AlCx (x = 0.8 and 1) system is synthesized using conventional tri arc melting. X-ray diffraction of Er3AlC is analyzed using Rietveld method which reveals single phase formation with Pm-3m ...
  • Observation of surface Dirac state in transition metal dichalcogenide NiTe2 using ARPES 
    Kar, Indrani; HARNAGEA, LUMINITA; Banik, Soma; SINGH, SURJEET; Thirupathaiah, Setti (AIP Publishing, 2020-11)
    Using angle resolved photoemission spectroscopy (ARPES) we studied the low energy electronic structure of transition metal dichalcogenide (TMDC), NiTe2, single crystal. Our ARPES data clearly show a surface Dirac point ...
  • Study of CdTe/CdS solar cell at low power density for low-illumination applications 
    Devi, Nisha; Aziz, Anver; DATTA, SHOUVIK (AIP Publishing, 2016-05)
    In this paper, we numerically investigate CdTe/CdS PV cell properties using a simulation program Solar Cell Capacitance Simulator in 1D (SCAPS-1D). A simple structure of CdTe PV cell has been optimized to study the effect ...

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