Indian Association for the Cultivation of Science

Name : Saurav Giri

Deptartment : School of Physical Sciences
Designation : School Chair & Senior Professor
Contact : +91 33 2473 4971 (Ext:1315)
Email : sspsg2@iacs.res.in


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Current Research : Multiferroicity, Ferroelectricity, Thin film, Nanomagnetism, Caloric effect, Exchange bias effect, Topological Materials

 

 

 

RESEARCH GROUP



Academic Profile

Academic Profile

  • Ph. D. from Saha Institute of Nuclear Physics (Calcutta University,)
  • Post doctoral research at Kyoto University, Japan
  • Research Associate at Saha Institute of Nuclear Physics
  • Senior Lecturer at IACS from May 4, 2001
  • Associate Professor  at IACS from 2005
  • Professor  at IACS from 2009
  • Senior Professor at IACS from 2014


Group


Arpan Hati

JRF
M.Sc. National Institute of Technology, Calicut, 2019
Ph.D
arpncrj123@gmail.com
+91-33-24734971 (Ext. 1330)
Dr. Moumita Das

National Post Doctoral Fellow
Ph.D. from Saha Institute of Nuclear Physics, Kolkata, 2021
Postdoc
moumitaphy@gmail.com
+91-33-24734971 (Ext. 1330)
Atanu Roychowdhury

SRF
MSc. Ramakrishna Mission Vivekananda University, Belur Math 2019
Ph.D.
a.roychowdhury18@gmail.com
+91-33-24734971 (Ext. 1330)
Shameek Mukherjee

SRF
M.Sc. Indian Association for the Cultivation of Science(Int PPS), 2018
Ph.D.
physics.shameek@outlook.in
+91-33-24734971 (Ext. 1330)
Tamal Kumar Dalui

SRF
M.Sc University Of Calcutta, 2017
Ph.D.
tamaldalui18@gmail.com +91-33-24734971 (Ext. 1330)
Pradeepta Kumar Ghose

SRF
MSc. Ramakrishna Mission Vivekananda University, Belur Math 2017
Ph.D.
pradeeptakumarghose@gmail.com
+91-33-24734971 (Ext. 1330)
Alorika Chatterjee

SRF_(Thesis_Submitted)
M.Sc, Banaras Hindu University,2015
Ph.D.
alorika.adored@gmail.com
+91-33-24734971 (Ext. 1330)
Jayjit Kumar Dey

SRF
M.Sc IIT Guwahati, 2014
Ph.D.
jayjitkumar.dey816@gmail.com
+91-33-24734971 (Ext. 1330)
Dr. Subha Samanta

RA 1
Ph.D. from Indian Association for the Cultivation of Science, Kolkata, 2022
Postdoc
subha.smnt@gmail.com
+91-33-24734971 (Ext. 2211)

 



Publication

Publications

 

Full Publication Lists: 

https://scholar.google.co.in/citations?user=fh-9EzgAAAAJ&hl=en

 

 

Ferroelectric order with a linear high-field magnetoelectric coupling in Na2Co2TeO6:

A proposed Kitaev compound; S. Mukherjee, G. Manna, P. Saha, S. Majumdar, and

S. Giri; Phys. Rev. Materials 6, 054407- Published 17 May 2022

 

Magnetic order and surface state gap in  (Sb0.95Cr0.05)2Te3

T. K. Dalui, P. K. Ghose, S. Majumdar, S. K. Mahatha, F. Diekmann, K. Rossnagel, R. Tomar, S. Chakraverty,

A. Berlie, and S. Giri;

Phys. Rev. B 103, 064428 – Published 22 February 2021

 

Rhombohedral distortion-driven ferroelectric order and exchange bias effect in geometrically frustrated ZnFe2O4;

J. K. Dey, A. Chatterjee, A.-C. Dippel, O. Gutowski, M. v. Zimmermann,

S. Majumdar, and S. Giri;

Phys. Rev. Materials 5, 014410 – Published 19 January 2021

 

Natural ferroelectric order near ambient temperature in the orthoferrite HoFeO3;

K. Dey, A. Indra. S. Mukherjee, S. Majumdar, J. Strempher, O. Fabelo, E. Mossou, T. Chatterji, and S. Giri

Phys. Rev. B 100, 214432- Published 26 December 2019

 

Tuning of multiferroic order with Co doping in CuCr2O4: Interplay between structure and orbital order: A. Chatterjee, J. K. Dey, S. Majumdar, A.-C. Dippel, O. Gutowski, M. v. Zimmermann, and S. Giri, Phys. Rev. Materials 3, 104403 – Published 8 October 2019

 

High-temperature ferroelectric order and magnetoelectric coupling driven by the magnetic field cooling effect in  R2BaCuO5(R=Er,Dy,Sm) : A Indra, S Mukherjee, S Majumdar, O Gutowski, M Zimmermann, S Giri , Phys. Rev. B 100 (1), 014413 – Published 10 July 2019

 

Ferroelectric order associated with ordered occupancy at the octahedral site of the inverse spinel structure of multiferroic NiFe2O4 -J. K. Dey, A. Chatterjee, S. Majumdar, A.-C. Dippel, O. Gutowski, M. v. Zimmermann, and S. Giri, Phys. Rev. B 99, 144412 (2019) - Published 15 April 2019

 

CrO4 distortion-driven ferroelectric order in (R, Y) CrO 4 (R= Sm, Gd, and Ho): A new family of multiferroics-A Indra, K Dey, JK Dey, S Majumdar, U Rütt, O Gutowski, M v Zimmermann, S Giri, -Phys. Rev. B 98, 014408 – Published 5 July 2018

 

Chemical-pressure-driven orthorhombic distortion and significant enhancement of ferroelectric polarization in Ca1−xLaxBaCo4O7(x≤0.05) -K. Dey, A. Indra, A. Chatterjee, S. Majumdar, U. Rütt, O. Gutowski, M. v. Zimmermann, and S. Giri- Phys. Rev. B 96, 184428 – Published 27 November 2017

 
Magnetoelectric memory in reentrant frozen state and considerable ferroelectricity in the multiferroic spin-chain compound Sm2BaNiO5 -A. Indra, K. Dey, S. Majumdar, I. Sarkar, S. Francoual, R. P. Giri, N. Khan, P. Mandal, and S. Giri- Phys. Rev. B 95, 094402 – Published 3 March 2017
 
Probing core and shell contributions to exchange bias in Co/Co3O4 nanoparticles of controlled size-D. De, Òscar Iglesias, S. Majumdar, and Saurav Giri- Phys. Rev. B 94, 184410 – Published 11 November 2016
 
Large magnetic cooling power involving frustrated antiferromagnetic spin-glass state in R2NiSi3(R=Gd,Er)-Santanu Pakhira, Chandan Mazumdar, R. Ranganathan, S. Giri, and Maxim Avdeev Phys. Rev. B 94, 104414 – Published 14 September 2016
 
Thermally assisted and magnetic field driven isostructural distortion of spinel structure and occurrence of polar order in CoCr2S4-K. Dey, A. Karmakar, A. Indra, S. Majumdar, U. Rütt, O. Gutowski, M. v. Zimmermann, and S. Giri- Phys. Rev. B 92, 024401 – Published 1 July 2015
 
Ferroelectricity in spiral short-range-ordered magnetic state of spinel MnCr2O4: Significance of topological frustration and magnetoelastic coupling -K. Dey, S. Majumdar, and S. Giri- Phys. Rev. B 90, 184424 – Published 21 November 2014
 
Strong magnetoelastic coupling and unconventional electric polarization in the triangular-lattice multiferroic Li0.99Cu0.01CrO2 -K. Dey, A. Karmakar, S. Majumdar, and S. Giri- Phys. Rev. B 87, 094403 – Published 5 March 2013
 
Glassy magnetic phase driven by short-range charge and magnetic ordering in nanocrystalline La1/3Sr2/3FeO3−δ: Magnetization, Mössbauer, and polarized neutron studies -Sk. Sabyasachi, M. Patra, S. Majumdar, S. Giri, S. Das, V. S. Amaral, O. Iglesias, W. Borghols, and T. Chatterji- Phys. Rev. B 86, 104416 – Published 12 September 2012

 


Teaching

Teaching

Courses on

Magnetism and Nanomagnetism

Condensed Matter Physics

 

 


Facilities

Facilities

Sample Preparation:  

  • Two Zone High Temperature Furnace for single crystal growth
  • High Temperature Muffle Furnace
  • Vaccum Sealing Unit

Measurement  facilities:

  • Low temperature dielectric measurement
  • Low temperature (2K), high magnetic (9T)  dc transport measurement
  • Low/High temperature thermoelectric measurement
  • Ferroelectric Polarization
  • PPMS EverCool- II


Open Positions

PhD Student : Apply for JRF position with biodata who are CSIR/UGC/INSPIRE qualified.


Honors/Awards


Contact Us

Contact

Prof. Saurav Giri

Senior Professor & School Chair
Office: +91-33-24734971 (Ext. 315)
Fax: +91-33-24732805
IACS main building, Room: 1A
sspsg2@iacs.res.in

 


Alumni

PhD Students Alumni
1. Dr. Kalyanashis De

Present position:Assistant Professor,
Neotia Institute of Technology Management and Science, Kolkata, West Bengal
Email: kalyanashis.de@gmail.com
2.Dr. Manoj Thakur

Present position:
Currently in Germany
Email: sspmkt@gmail.com
3.Dr. Moumita Patra

Present position: Assistant Professor,
Raghunathpur College, Purulia,West Bengal
Email: sspmpiacs@gmail.com
4.Dr. Sampad Das

Present position:Assistant Professor,
Burdwan Raj College, Bardhaman, West Bengal
Email: dsampad@gmail.com
5.Dr. Arindam Karmakar

Present position:Assistant Professor,
Surya Sen Mahavidyalaya, Siliguri, West Bengal
Email: a.karmakar.iacs@gmail.com
6.Dr. Md G. Masud

Present position: Assistant Professor,
Basanti Devi College, Kolkata, West Bengal
Email: masudgm@hotmail.com
7.Dr. Arijit Ghosh

Present position:Assistant Professor,
Ananda Mohan College, Kolkata, West Bengal
Email: aghoshiitkgp07@gmail.com
8.Dr. Sk Sabyasachi

Present position:Assistant Professor,
Sundarban Hazi Desarat College, Pathankhali, West Bengal
Email: sk.sabya@gmail.com
9.Dr. Koushik Dey

Present position:Assistant Professor,
Santal Bidroha Sardha Satabarsiki Mahavidyalaya, Paschim Medinipur, West Bengal
Email: koushikdey.iitkgp@gmail.com
10.Dr. Debajyoti De

Present position: Assistant Professor,
Sukumar Sengupta Mahavidyalaya, Midnapore, West Bengal
Email: debajyoti.phys@gmail.com
11.Ankita Indra

Present position: Assistant Professor,
Srikrishna College, Bagula, West Bangal, India
Email:
ankitaindra@gmail.com
12.Dr.Subha Samanta

Present position: Research Associate 1,
IACS, Kolkata, West Bangal, India
Email: subha.smnt@gmail.com

 


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