Dirtha Sanyal
Dirtha Sanyal
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Role of defects in tailoring structural, electrical and optical properties of ZnO
S Dutta, S Chattopadhyay, A Sarkar, M Chakrabarti, D Sanyal, D Jana
Progress in Materials Science 54 (1), 89-136, 2009
Ab-initio calculation of electronic and optical properties of nitrogen and boron doped graphene nanosheet
P Nath, S Chowdhury, D Sanyal, D Jana
Carbon 73, 275-282, 2014
Temperature Dependent Reversible pnp Type Conduction Switching with Colossal Change in Thermopower of Semiconducting AgCuS
SN Guin, J Pan, A Bhowmik, D Sanyal, UV Waghmare, K Biswas
Journal of the American Chemical Society 136 (36), 12712-12720, 2014
Defect induced ferromagnetism in MgO nanoparticles studied by optical and positron annihilation spectroscopy
N Kumar, D Sanyal, A Sundaresan
Chemical physics letters 477 (4-6), 360-364, 2009
Defects and the optical absorption in nanocrystalline ZnO
S Dutta, S Chattopadhyay, M Sutradhar, A Sarkar, M Chakrabarti, ...
Journal of Physics: Condensed Matter 19 (23), 236218, 2007
Defect dynamics in annealed ZnO by positron annihilation spectroscopy
S Dutta, M Chakrabarti, S Chattopadhyay, D Jana, D Sanyal, A Sarkar
Journal of applied physics 98 (5), 2005
Soft phonon modes leading to ultralow thermal conductivity and high thermoelectric performance in AgCuTe
S Roychowdhury, MK Jana, J Pan, SN Guin, D Sanyal, UV Waghmare, ...
Angewandte Chemie 130 (15), 4107-4111, 2018
Highly Converged Valence Bands and Ultralow Lattice Thermal Conductivity for High‐Performance SnTe Thermoelectrics
D Sarkar, T Ghosh, A Banik, S Roychowdhury, D Sanyal, K Biswas
Angewandte Chemie International Edition 59 (27), 11115-11122, 2020
Evolution of nitrogen-related defects in graphitic carbon nitride nanosheets probed by positron annihilation and photoluminescence spectroscopy
B Choudhury, KK Paul, D Sanyal, A Hazarika, PK Giri
The Journal of Physical Chemistry C 122 (16), 9209-9219, 2018
The origin of ferromagnetism and defect-magnetization correlation in nanocrystalline ZnO
D Sanyal, M Chakrabarti, TK Roy, A Chakrabarti
Physics Letters A 371 (5-6), 482-485, 2007
Effect of Cr3+ substitution on electric and magnetic properties of cobalt ferrite nanoparticles
RK Panda, R Muduli, G Jayarao, D Sanyal, D Behera
Journal of Alloys and Compounds 669, 19-28, 2016
Identifying defects in multiferroic nanocrystalline BaTiO3 by positron annihilation techniques
RVK Mangalam, M Chakrabrati, D Sanyal, A Chakrabati, A Sundaresan
Journal of Physics: Condensed Matter 21 (44), 445902, 2009
Probing (Bi 0.92 Pb 0.17) 2 Sr 1.91 Ca 2.03 Cu 3.06 O 1 0+ δ superconductors from 30 to 300 K by positron-lifetime measurements
D Sanyal, D Banerjee, U De
Physical Review B 58 (22), 15226, 1998
Sintering studies of nano-crystalline zinc oxide
TK Roy, D Bhowmick, D Sanyal, A Chakrabarti
Ceramics International 34 (1), 81-87, 2008
Interplay of 4f-3d magnetism and ferroelectricity in DyFeO3
B Rajeswaran, D Sanyal, M Chakrabarti, Y Sundarayya, A Sundaresan, ...
Europhysics Letters 101 (1), 17001, 2013
The effect of order–disorder phase transitions and band gap evolution on the thermoelectric properties of AgCuS nanocrystals
SN Guin, D Sanyal, K Biswas
Chemical Science 7 (1), 534-543, 2016
Semi-metallic to semiconducting transition in graphene nanosheet with site specific co-doping of boron and nitrogen
P Nath, D Sanyal, D Jana
Physica E: Low-dimensional Systems and Nanostructures 56, 64-68, 2014
Temperature dependent resistivity study on zinc oxide and the role of defects
TK Roy, D Sanyal, D Bhowmick, A Chakrabarti
Materials science in semiconductor processing 16 (2), 332-336, 2013
Analysis of interfaces in Bornite (Cu5FeS4) fabricated Schottky diode using impedance spectroscopy method and its photosensitive behavior
S Sil, A Dey, J Datta, M Das, R Jana, S Halder, J Dhar, D Sanyal, PP Ray
Materials Research Bulletin 106, 337-345, 2018
Dielectric, magnetic, ferroelectric, and Mossbauer properties of bismuth substituted nanosized cobalt ferrites through glycine nitrate synthesis method
KL Routray, D Sanyal, D Behera
Journal of Applied Physics 122 (22), 2017
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