Dr. C. S. Yadav

Assistant Professor

School of Basic Sciences

Indian Institute of Technology Mandi

Mandi, H.P.- 175005 (India)

Phone :+91-1905-267258, +919816614494

Email: shekhar@iitmandi.ac.in

Short Bio

o Assistant Professor at Indian Institute of Technology, Mandi since May 2013

o Postdoctoral fellow at University of Geneva, Switzerland (2012-2013)

o Resident Associate at Argonne National Laboratory, USA, Postdoctoral fellow at University of Virginia, Charlottesville, USA (2010-2011)

o Postdoctoral fellow at TIFR Mumbai (2008-2010, 2011-2012)

o PhD Jawaharlal Nehru University, New Delhi (2008)

o M.Sc.(Physics) Aligarh Muslim University, Aligarh, UP (2001)

Research Interest:

Strongly Correlated Electron Systems, Superconductivity, Magnetism, Charge/Spin Density Wave, Metal-Insulator transition, Thermoelectric materials,Thermoelectricity, Multiferroic materials

Publications

In refereed journals

1. Evolution of magnetic ordering from FeCr₂Se₄ to FeCr₂Te₄

C. S. Yadav, S. K. Pandey, and P.L.Paulose

To be submitted

2. Shubinikov de-Hass Oscillations and magnetic properties of p-type polycrystalline ZrTe₅

M.K. Hooda, and C.S. Yadav

Under review

3. AC conductivity and magneto-dielectric permittivity of GaV₄S₈ below structural transition

Surender Lal, Yogendra Singh, and C.S. Yadav

Material Research Express 5, 056105 (2018)

4. Electronic transport properties of intermediately coupled superconductors: PdTe₂ and Cu_0.05PdTe₂

M.K. Hooda, and C. S. Yadav

Euro Physics Letter 121, 17001 (2018)

5. Nature of spiral state, magnetic transitions and electric polarization in Sr doped YBaCuFeO₅:A First principles study

Dibyendu Dey, S. Nandy, T. Maitra, C. S. Yadav, and A. Taraphder

Scientific Report 8, 2404 (2018)

6. A theoretical model for the electromagnetic radiation emission from ferroelectric ceramics

S.K. Sharma, Vishal S. Chauhan, and C. S. Yadav

Materials Today Communication 14, 180 (2018)

7. Effect of crystalline electric field on heat capacity of LnBaCuFeO5 (Ln = Gd, Ho, Yb)

Surender Lal, K. Mukherjee, and C.S. Yadav

Solid State Communication 270, 130 (2018)

8. Enhanced thermopower and low thermal conductivity in p-type polycrystalline ZrTe₅

M.K. Hooda and C.S. Yadav

Appl. Phys. Lett. 111 053902 (2017)

9. Magnetoelectric coupling in Sr doped YBaCuFeO₅ multiferroic compounds

Surender Lal, S. Upadhyay, K. Mukherjee, and C. S. Yadav

Euro Physics Letter 117, 67006 (2017)

10. Magnetoresistance across metal-insulator transition in VO₂ micro crystals

Davinder Singh, C. S. Yadav, and B. Viswanath

Materials letters 196, 248 (2017)

11. Existence of line nodes in strongly coupled superconductor PdTe

C. S. Yadav and P.L. Paulose

Communicated, (2016)

12. Unequivocal evidence of enhanced magneto-dielectric coupling in Gd³⁺ substitute multiferroic Bi₂Fe₄O₉

S.R. Mohapatra, A. Swain, C. S. Yadav, S.D. Kaushik, and A.K. Singh

RSC Advances, 6, 112282 (2016)

13. Electronic Properties and the nature of metal-insulator transition in NdNiO₃ prepared at ambient oxygen pressure

M.K. Hooda and C. S. Yadav

Physica B, 491, 31 (2016)

14. Transparent ferromagnetic semiconducting CuCr₂O₄ thin films by atomic layer deposition

T.S. Tripathi, C. S. Yadav, and M. Karppinen,

Applied Physics Letter Materials. 4, 046106 (2016)

15. On the relation between the structural and magnetic transition and (unconventional) superconductivity in pressure-cycled Iron

C. S. Yadav, G. Seyfarth, P. Pedrazzini, H. Wilhelm, R. Cerny, and D. Jaccard

Diamond Light Source, Annual Review, Page 55-53, (2014)

16. Effect of pressure cycling on Iron: Signature of an electronic instability and unconventional superconductivity

C. S. Yadav, G. Seyfarth, P. Pedrazzini, H. Wilhelm, R. Cerny, and D. Jaccard

Physical Review B, 88, 054110 (2013) {Editor Suggestion}

17. Peculiar magnetism of transition metal cluster compounds

Vikas Malik, C. S. Yadav, Ashok Rastogi, and Deepak Kumar

Euro Physics Letters 101, 67008 (2013)

18. Importance of ligands in the electronic properties of FeTe_0.6Se_0.4

G. Adikari, D. Biswas, N. Sahadev, S. Ram, V. Kanchana, C.S. Yadav, P.L. Paulose, and K. Maiti.

Journal of Applied Physics, 114, 163906 (2013)

19. Effect of Magnetic exchange interaction in resistivity of 2H-Nb_1-xV_xSe₂

I.Naik, G.C.Tewari, C. S. Yadav, and A.K.Rastogi

Indian Journal of Physics, 87, 1075 (2013)

20. Metal flux crystal Technique in the determination of Ordered superstructure in EuInGe

U. Subbarao, A.Sebastian, S. Royporal, C. S. Yadav, A. Svane, G.Vaitheeswaram, and S.C. Peter

Crystal Growth and Design, 13, 352 (2012)

21. Superconductivity at 5.2 K in ZrTe₃ polycrystals and the effect of Cu, Ag intercalation

C. S. Yadav and P.L. Paulose

Journal of Physics: Condensed Matter, 24, 235702, (2012)

22. Magnetic transition in stuffed copper chromium telluride Cu_1+xCr_2+yTe₄ (x=0-1, y< 0.3)

T. S. Tripathi, G.C. Tewari, A.K.Rastogi, C. S. Yadav, and P.L.Paulose

J. Magnetism and Magnetic Materials, 323, 2300 (2011)

23. Strong Correlation and Low carrier Density in Fe_1+yTe_0.6Se_0.4 as seen from its thermoelectric response

A. Pourret, L. Malone, A.B. Antunes, C. S. Yadav, P. L. Paulose, B. Fauque, and K. Behnia

Physical Review B (Rapid), 83 020504 (2011) {Editor Suggestion}

24. Magnetic relaxation studies on FeTe_0.60Se_0.40 superconductor

C. S. Yadav and P. L. Paulose

Journal of Physics: Conf Series 273, 012108 (2011)

25. The flux pinning force and vortex phase diagram of single crystal FeTe_0.60Se_0.40

C. S. Yadav and P.L. Paulose

Solid State Communications, 151, 216 (2011)

26. Effect of Excess Fe on the superconducting and magnetic properties of the FeTe_0.70Se_0.30 compound

C. S. Yadav and P. L. Paulose

Journal of Applied Physics, 107, 183908 (2010)

27. Magnetic phase diagram of Fe_1.1Te_1-xSe_x: A comparative study with the stoichiometric superconducting FeTe_1-xSe_x

P.L. Paulose, C. S. Yadav and K.M. Subhedar

Euro Physics Letters, 90, 27011 (2010)

28. Electronic transport and Specific heat of 1T-VSe₂

C. S. Yadav and A. K. Rastogi

Solid State Communication, 150, 648 (2010)

29. Upper critical field, lower critical field and critical current density of FeTe_0.60Se_0.40 single crystal

C. S. Yadav and P. L. Paulose

New Journal of Physics, 11, 103046 (2009)

30. Electronic Transport and Magnetic Properties of the intercalated compound Fe_xVSe₂ (0 < x < 0.33)

C. S. Yadav and A. K. Rastogi

Journal of Physics: Condensed Matter, 20, 465219 (2008)

31. Transport and Magnetic Properties of Fe_1/3VSe₂

C. S. Yadav and A. K. Rastogi

Journal of Physics: Condensed Matter, 20, 415212 (2008)

32. Thermodynamic Properties of Ferromagnetic Mott Insulators GaV₄S₈

C. S. Yadav, A. K. Nigam and A.K. Rastogi

Physica B, 403, 1474 (2008)

33. Crossover from incoherent-metal to Fermi-liquid behavior in CuV₂S₄: Transport and magnetic Properties upon substituting Zn for Cu

I.Naik, C. S. Yadav and A. K. Rastogi

Physical Review B 75, 115122 (2007)

In refereed conference proceedings

1. Crystal structure and magnetism of layered perovskite compound EuBaCuFeO₅

Surender Lal, K. Mukherjee, C.S.Yadav

DAE-Solid State Physics Symposium- 2017, BARC Mumbai, India

2. Structiral, dielectric and magnetic studies of Mn doped Y-type barium hexaferrite (Ba₂Mg₂Fe₁₂O₂₂)

M.F. Abdullah, P.Pal, S.R. Mohapatra, C.S.Yadav. S.D.Kaushik, and Anil Singh

DAE-Solid State Physics Symposium- 2017, BARC Mumbai, India

3. Thermal conductivity of Multiferroic Material YBa_1-xSr_xCuFeO₅ (x=0, 0.25, 0.5)

Surender Lal, K. Mukherjee, C.S.Yadav

Internaltional workshop on Advanced Materials-2017, NIST Berhampur, India

4. Investigation of thermodynamic properties of Multiferroic YBaCuFeO₅

Surender Lal, K. Mukherjee, C. S.Yadav

DAE-Solid State Physics Symposium- 2016, Bhubneshwar, India

5. Enhanced Magnetodieletricity in Gd³⁺ substitute Bi₂Fe₄O₉ ceramics

S.R. Mohapatra, C. S.Yadav, S.D.Kaushik, and A.K. Singh

DAE-Solid State Physics Symposium- 2016, Bhubneshwar, India

6. Metal –Insulator transition in chromium chalcogenide: FeCr₂Te_4-xSe_x

C. S. Yadav and P. L. Paulose

International conference on Strongly Correlated Electron System-2014, Grenoble, France

7. Signature of an electronic instability and unconventional superconductivity in pressure–cycled Iron

C. S. Yadav, G. Seyfarth, P. Pedrazzini, G.Giriat, H. Wilhelm, R. Cerny, and D. Jaccard

International conference on Strongly Correlated Electron System-2014, Grenoble, France

8. Synthesis of cubic Indium Oxide thin film by microwave irradiation

Ruchi Srivastava, K. Ibrahim and C. S. Yadav

International Workshop on the Physics of Semiconductor Devices-2013, Amity University, Noida, UP

9. Growth of ZnO nanorod on flexible polyethylene tetraphthalate substrate by chemical bath deposition and microwave method

Ruchi Srivastava, Izzati Husna, K. Ibrahim and C.S. Yadav

International Workshop on the Physics of Semiconductor Devices-2013, Amity University, Noida, UP

10. Effect of Fe and Ni intercalation on the superconducting properties of ZrTe₃

C.S.Yadav and P.L. Paulose

DAE-Solid State Physics Symposium-2011, Kottankulathur, India

11. Role of anion p states in Iron based superconductor Fe(TeSe)

G. Adhikari, N. Sahdev, D. Biswas, C.S.Yadav, P.L.Paulose, and K. Maiti

International conference on Strongly Correlated Electron System-2011, Cambridge, UK

12. Superconducting properties of the single Crystalline FeTe_0.60Se_0.40

C. S. Yadav and P. L. Paulose

DAE-Solid State Physics Symposium- 2009, Bododara, India

13. Low temperature thermopower, magnetotransport and magnetiv properties if Ca₃Co₄O₉

S. Bhattacharya, S. Rayaporal, C. L. Prajapat, S.D. Kaushik, C. S. Yadav, A. Singh, C. Thinaharan, D.K.Aswal and S.K.Gupta

DAE-Solid State Physics Symposium-2008, BARC, Mumbai, India

14. Structural and Electronic Properties of the VSe₂: Effect of Fe intercalation

C. S. Yadav ; (Contributed Talk)

DAE-Solid State Physics Symposium-2008, BARC, Mumbai, India

15. Thermodynamic properties of ferromagnetic Mott-Insulators AT₄X₈; A= Ga, Ge; T=V, Mo; and X= S, Se containing V₄ and Mo₄ clusters

C. S. Yadav, A. K. Nigam and A. K. Rastogi

International conference on Strongly Correlated Electron System-2007, Houston, TX, USA

16. Magnetic Properties of the Thiospinel Compound CuCr₂Se₄

T. S. Tripathi, G. C. Tewari, C. S. Yadav and A. K. Rastogi

DAE-Solid State Physics Symposium-2006, Bhopal, India

17. Electronic Transition in Fe intercalated 1T-VSe₂

C. S. Yadav, I. Naik, S. Patnaik and A. K. Rastogi

DAE-Solid State Physics Symposium-2004, Amritsar, India

Paper presented in conference but not published

1. Seebeck coefficient and thermal conductivity of PdTe₂ and Cu_0.04PdTe₂,

M.K.Hooda, and C.S.Yadav

National Workshop on Recent Advances in Strongly Correlated Electronic Materials, Feb 2017, IIT Roorkee, Roorkee, India

2. The evolution of incommensurate/commensurate magnetic state in YBa_1-xSr_xCuFeO₅ from the first principle density functional study

D. Dey, T. Maitra, C.S.Yadav, and A. Taraphder

National Workshop on Recent Advances in Strongly Correlated Electronic Materials, Feb 2017, IIT Roorkee, Roorkee, India

3. Schottkey Anomaly in ReBaCuFeO₅ (Gd, Ho and Yb)

Surender Lal, Kaustav Mukherjee, C.S.Yadav

National Workshop on Condensed Matter Physics in Last Decade (WCMP-2017), IIT Kharagpur India

4. Observation of relaxor-like ferroelectric properties in Sr doped YBaCuFeO₅

Surener Lal, S. Upadhyay, K. Mukherjee, and C.S.Yadav

International conference on Technologically Advanced Materials and Asian Meeting on Ferroelectricity,-2016, New Delhi, India

5. Unconventional Superconductivity in Iron: Effect of Pressure Cycling

C.S. Yadav, G. Seyfarth, P. Pedrazzini, H. Wilhelm, R. Černy, and D. Jaccard

Gordon Research Conference: Unconventional Superconductivity: Materials and Mechanism-2015, Hong Kong, China

6. Magnetic Properties of the nanocrystalline FeTe_1-xSe_x system

P. L. Paulose and C. S. Yadav

International Conference on Strongly Correlated Electron Systems (2010) Santa Fe, NM, USA

7. Superconducting and magnetic properties of the Fe_1+yTe_1-xSe_x system

P. L. Paulose and C.S.Yadav

International Conference organized by ICTS India at Mahabaleshwar 2009.

8. Magnetic phase diagram of Fe_1.1Te_1-xSe_x: Comparison with stoichiometric FeTe_1-xSe_x superconductor

C. S. Yadav and P. L. Paulose

Magnetism, superconductivity and Phase Transitions in Novel and complex materials: MSM-2009 Meeting, Kolkata, India

9. Thiospinel CuV₂S₄ : An Incoherent Metal

C. S. Yadav, I. Naik and A. K. Rastogi

International Conference on Physics near Mott Transition-2006, Bangalore, India

10. Magnetoresistance and Hall effect in Thin films of La_0.67(Sr_1-xCa_x)_0.33MnO₃

P. Mandal, C. S. Yadav, S.D. Kaushik and S. Patnaik

International Conference on Physics near Mott Transition-2006, Bangalore, India

Talk/Seminar/Conference presentation

· ‘Multiferroic properties of YBa_1-xSr_xCuFeO₅ at Central University of Rajasthan, Ajmer, India on March 2017

· ‘Unconventional superconductivity under high pressure in elemental Iron’ at Indian Institute of Technology Kharagpur, Kharagpur, India on Feb 2017

· ‘Multiferroic properties of YBa_1-xSr_xCuFeO₅ (x= 0-0.5)’, at Indian Institute of Technology Roorkee, Roorkee, India on Feb 2017

· ‘Superconductivity in elemental Fe under high pressure’ at Indian Institute of Technology Mandi, Mandi, India on 30^th June 2015

· ‘High pressure Studies on Fe: A candidate for triplet superconductivity’ at University of Geneva, Geneva, Switzerland on April 9, 2013

· ‘Thermoelectric and Magnetic properties of the Fe_1+yTe_1-xSe_x superconductor’ at University of Geneva, Geneva, Switzerland on Oct 4, 2011

· ‘Superconducting and Magnetic properties of the Fe chalcogene compound: Fe_1+yTe_1-xSe_x’ at Max Planck Institute, Stuttgart, Germany on Sept 16, 2011

· ‘Superconductivity in topological insulator compounds Cu_xBi₂Se₃’ at Goethe University, Frankfurt, Germany on Aug 31, 2011

· ‘Superconducting and Magnetic properties of the Fe chalcogene compound: Fe_1+yTe_1-xSe_x’ at Argonne National Laboratory, Argonne, USA on Nov 30, 2010

· ‘Superconductivity and Magnetism in Iron chalcogenide compound’ at TIFR Mumbai, India on Sept 7, 2010

· ‘Structural and Electronic Properties of Vanadium Chalcogenides: Fe_xVSe₂; (x=0-0.33) and GaV₄S₈’ at DAE-SSPS, BARC Mumbai, India on Dec 18, 2008

· ‘Transport properties of layered 1T-VSe₂: Effect of Fe intercalation’ at TIFR Mumbai, India on Sept 17, 2008

· ‘GaV₄S₈:A Ferromagnetic Insulator’ Journal club talk at Jawaharlal Nehru University New Delhi, India on May 5, 2007

· ‘Superconductivity in C₆Yb and C₆Ca’ Journal club talk at Jawaharlal Nehru University New Delhi, India on Feb 25, 2006