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Electronic, magnetic and optical properties of graphene/MoS2

based 2D nanostructures. Magneto-transport and Magneto-dielectric effects of transition metal based charge transfer complexes.


Academic Profile

Academic profile

Prof. Shyamal Kumar Saha

Dept. of Materials Science

B.Sc. from University of Calcutta (1985)

M.Sc. from University of Calcutta (1987)

Ph.D. from IACS (1994)

Asst. Professor, Durgapur Govt. College  (1992-1997)

Reader, Bidhannagar Govt. College (1997-2006)

Research Scientist, IACS (2006-2007)

Associate Professor, IACS (2007-2012)

Professor, IACS (2012-2017)

Serior Professor, IACS (2017-till date)


Group

Chinmoy Majumder

JRF
M.Sc. - University of Kalyani
Research topic: Proximity induced magnetism and magneto transport in 2D semiconductors containing dilute concentration of metals.
mscm2@iacs.res.in
Anup Debnath

SRF
M.Sc.: University of Gour Banga
Research topic: Magnetotransport and magnetic aspects of 2D systems
msad5@iacs.res.in
Tuhina Mondal

SRF
M.Sc.: Jadavpur University
Research topic: Study of electronic & magnetic properties of Metal-Organic Framework due to supramolecular intraction.
mstm2@iacs.res.in
Dhrubaa Haldar

SRF
M.Sc.: Jadavpur University
Research topic: Synthesis and characterization of transition metal chalcogenide quantum dots.
msdh@iacs.res.in
Tapas kumar Mondal

SRF
M.Sc.: IIT Delhi
Research topic: Nanocarbon based materials for optical and sensing applications
mstkm@iacs.res
Milon Miah

SRF
M.Sc.: IIT Kharagpur
Research topic: Trap induced supercapacitive behavior of 2D systems
msmm2@iacs.res.in
Soumi Chatterjee

SRF
M.Sc.:- University of Calcutta
Research topic: Synthesis and Characterization of Oxide Nanoglasses and their applications
mssc3@iacs.res.in
Supriyo Mandal

Honorary member
M.Sc.: Jadavpur University
Research topic: Optoelectronic properties of graphene based materials
mssm7@iacs.res.in
Poulomi Hota

SRF
M.Sc: Vidyasagar University
Research topic: Study of Alkali Ion Migration in 1D and 2D Structures
icph2@iacs.res.in
Shatabda Bhattacharya

SRF
M.Sc. - University of Burdwan
Research topic: Magnetic and electronic properties of 2D nanostructures
mssb5@iacs.res.in
Dr. Saptasree Bose

Research Associate
PhD.: Jadavpur University
Research topic: Semiconducting nanoparticles for electrocatalytic hydrogen evolution reaction.
mssb9@iacs.res.in
Dr. Arnab Ghosh

SERB-NPDF
PhD.: Jadavpur University
Research topic:Nanoglass based 2D composites for supercapacitor applications.
msag2@iacs.res.in

 



Publication

Publications

 
Anomalous large negative magnetoresistance in transition-metal decorated graphene: Evidence for electron-hole puddles
Chinmoy Majumder, Shatabda Bhattacharya, and Shyamal K. Saha, Phys. Rev. B 99, 045408 (2019)
 
 
White light emitting lanthanide based carbon quantum dots as toxic Cr (VI) and pH sensor
Tapas KumarMondal, SupriyaMondal, Uttam Kumar Ghorai, Shyamal K.Saha, Journal of Colloid and Interface Science 553 (2019) 177–185
 
Pure white light emission from a rare earth-free intrinsic metal–organic framework and its application in a WLED
Tuhina Mondal, Supriya Mondal, Saptasree Bose, Debabrata Sengupta, Uttam Kumar Ghorai and Shyamal K. Saha, J. Mat. Chem. C, 2018,6, 614-621
 

Induced ferromagnetism and metal-insulator transition due to a charge transfer effect in silver nanoparticle decorated MoS2

S. Bag, S. Bhattacharya, D. Dinda, M. V. Jyothirmai, R. Thapa and S. K. Saha, Phys. Rev. B, 2018, 98, 014109

 

Observation of ferromagnetic ordering in a stable α-Co(OH)2 phase grown on a MoSsurface

A. Debnath, S. Bhattacharya and S. K. Saha, Phys. Rev. B, 2017, 96, 214433

 

Ferromagnetism in graphene due to charge transfer from atomic Co to graphene

P. Hota, A. J. Akhtar, S. Bhattacharya, M. Miah and S. K. Saha; Appl. Phys. Lett., 2017, 111, 042402

 

Realization of two-dimensional ferromagnetism with giant coercivity in ultrathin β- Ni(OH)2 layers grown on a MoS2 surface

S. Bhattacharya, D. Dinda, B. K. Shaw, S. Dutta, and S. K. Saha, Phys. Rev. B, 2016, 93, 184403

 

Synthesis of multilayered structure of nano dimensional silica glass/reduced graphene oxide for advanced electrochemical applications

A. Ghosh, M. Miah, C. Majumder, S. Bag, D. Chakravorty and S. K. Saha, Nanoscale, 2018, 10, 5539

 

Amorphous molybdenum sulfide quantum dots: an efficient hydrogen evolution electrocatalyst in neutral medium

D. Dinda, Md. E. Ahmed, S. Mandal, B. Mondal and S. K.Saha J. Mater. Chem. A, 2016, 4, 15486-15493.

 
Anomalous magnetic behavior at the graphene/Co interface. S. Mandal and S. K. Saha; Appl. Phys. Lett., 2014, 105, 022402
 
Unusual dielectric response in cobalt doped reduced graphene oxide A. J. Akhtar, A. Gupta, B. K. Shaw and S. K. Saha; Appl. Phys. Lett., 2013, 103, 242902
 
High selectivity in water soluble MoS2 quantum dots for sensing nitro explosives D. Haldar, D. Dinda and S. K.Saha J. Mater. Chem. C, 2016, 4, 6321-6326.
 

Nitrogen, sulphur co-doped graphene quantum dot: An excellent sensor for nitroexplosives

T. K. Mondal, D. Dinda, S. K. Saha Sens. Actuator B-Chem, 2018, 257,586–593

 
Temperature dependent supercapacitive performance in La2O3 nano sheet decorated reduce graphene oxide M. Miah, S. Bhattacharya, D. Dinda, S. K. Saha Electrochim. Acta, 2018, 260, 449-458
 

Antiferro-ferromagnetic transition in ultrathin Ni(OH)2 layer grown on graphene surface and observation of interlayer exchange coupling in Ni(OH)2/graphene/Ni(OH)2 nanostructures;

S. Bhattacharya, E. M. Kumar, R. Thapa and S. K. Saha, Appl. Phys. Lett., 2017, 110, 032404

 

Observation of ferroelectric response in conjugated polymer nanotubes

D. Majumdar and S. K. Saha; Appl. Phys. Lett., 2010, 96, 183113

 
Thymine Functionalized Graphene Oxide for Fluorescence “Turn-off-on” Sensing of Hg2+ and I– in Aqueous Medium. D. Dinda, B. K. Shaw, and S. K. Saha. ACS Appl. Mater. Interfaces, 2015, 27, 14743-14749.
 
1-aza-15-crown-5 functionalized graphene oxide for 2-dimensional graphene based Li+ion conductor. M. Banerjee, A. Gupta, S. K. Saha, D. Chakravorty; Small, 2015, 11, 345.
 
Highly Selective Detection of Trinitrophenol by Luminescent Functionalized Reduced Graphene Oxide through FRET Mechanism D. Dinda, A. Gupta, B. K. Shaw, S. Sadhu and S. K. Saha; ACS Appl. Mater. Interfaces, 2014, 6, 10722.
 
Removal of toxic Cr(VI) by UV-active functionalized graphene oxide for water purification D. Dinda, A. Gupta and S. K. Saha J. Mater. Chem. A, 2013, 1, 11221
 
Emerging Photoluminescence in azo-pyridine intercalated graphene oxide layers. A. Gupta and S. K. Saha; Nanoscale, 2012, 4, 6562
 
Ni/graphene/Ni nanostructures for spintronic applications S. Mondal, S. K. Saha, Nanoscale, 2012, 4, 986
 
A Graphite-like zero gap semiconductor with inter layer separation 2.8Å M. Baskey and S. K. Saha; Adv. Mater., 2012, 24, 1589.
 
Room temperature spontaneous magnetization in a coordination π-π framework S. Giri and S. K. Saha; J Phys. Chem. Lett., 2011, 2, 1567
 
Graphene Quantum Sheets: A New Material for Spintronic Applications S. K. Saha, M. Baskey and D. Majumdar; Adv. Mater., 2010, 22, 5531

 


Teaching



Facilities

Facilities

  • Low temperature magneto transport.
  • Low temperature I-V characteristics.
  • Low temperature photoluminescence.
  • High frequency Dielectric and magnetodielectric measurements.
  • Electro chemical measurement systems.
  • Thermal vacuum evaporating unit.
  • Glove Box.
  • 2D film grown via CVD technique.


Open Positions

Applications are invited for Junior Research Fellowship (JRF):

Positions: 03 ( 2 Physics and 1 Chemistry )

Applicants should have B.Sc. and M.Sc. with first class in both having NET (CSIR/UGC/INSPIRE) qualification

Apply with complete C.V. through e-mail: cnssks@iacs.res.in


Contact Us

Contact

Prof. Shyamal K Saha
Department of Materials Science
Indian Association for the Cultivation of Science Jadavpur, Kolkata 700032.
Phone:+91 33 2473 4971 (Ext 1227/1812)
Fax: +91 33 2473 2805
E-mail : cnssks@iacs.res.in