IISER Bhopal

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Welcome to Terahertz and Quantum Materials Lab

Selected Publications

After joining IISER Bhopal:

  1. “Terahertz Crystal-Field Transitions and Quasi Ferromagnetic Magnon Excitations in a Noncollinear Magnet for Hybrid Spin-Wave Computation”

Gaurav Dubey, Brijesh Singh Mehra, Sanjeev Kumar, Ayyappan Shyam, Karan Datt Sharma, Megha Vagadia, and D. S. Rana , ACS Applied Materials & Interfaces 16(43) (2024).

  1. “Role of competing magnetic anisotropies in deriving topologically nontrivial spin textures in oxide heterostructures”

Jayaprakash Sahoo, Megha Vagadia, René Hübner, Neeraj Bhatt, Ankit Kumar, Ganesh Sahastrabuddhe, Ram Janay Choudhary, Ravi Shankar Singh and D. S. Rana, Phys. Rev. B 110, 104422 (2024).

  1. “A Route for Fabricating Epitaxial Europium Titanate Film in a Wide Strain Range”

Gulloo Lal Prajapati and D. S. Rana, ACS Applied Electronic Materials 6(4)(2024).

  1. “Observation of anomalous nonequilibrium terahertz dynamics and a gapped topological phase in a semimetal CaIrO3 thin film”

K. Santhosh Kumar,* Monu Kinha,* Anagha P., Rahul Dagar, Siddharth Sharma, Dasarath Swaraj and D. S. Rana, Physical Review B 109 (11), 115150 (2024).

  1. “Terahertz Magnon Algebra”

Brijesh Singh Mehra and D. S. Rana, Nature Physics (2024).

  1. “Exploring anisotropic phases & Spin transport in perovskite Heterostruture: Insights in 3d/5d interface for antiferromagnetic Spintronics”

S.Sardar, M. Vagadia, J.P.Sahoo, T. Tank and D. S. Rana, J. Appl. Phys (2024).

  1. “Ultrafast carrier dynamics of Pr0.5Sr0.5MnO3 thin film investigated by time-resolved terahertz spectroscopy”

M Kinha, M Udeshi, R Dagar, and D. S. Rana, AIP Conference Proceedings 2995 (1) (2024).

  1. “Structural and magnetic properties of Bi2FeIrO6 double perovskite thin films”

R Dagar, J Sahoo, M Kinha, and D. S. Rana, AIP Conference Proceedings 2995 (1) (2024).

  1. “Observation of negative terahertz photoconductivity in strongly correlated electron-doped CaMnO3 thin film.”

Monu Kinha, Rahul Dagar, Jayaprakash Sahoo, Rupali Rakshit, and D. S. Rana, J. Phys.: Condens. Matter 35, 305601 (2023).

  1. “Rashba spin-orbit coupling induced modulation of magnetic anisotropy in canted antiferromagnetic heterostructures.”

Megha Vagadia, Jayaprakash Sahoo, Ankit Kumar, Suman Sardar, Tejas M. Tank, and D. S. Rana, Phys. Rev. B 107, 064420 (2023).

  1. “Unravelling nodal-line semimetallic phase in SrIrO3 by terahertz quasiparticle dynamics.”

K. Santhosh Kumar, Anagha P., Canon Sun, and D. S. Rana, Phys. Rev. B 106, 245135 (2022).

  1. “Hysteresis dynamics of rare earth nickelates: unusual scaling exponent and asymmetric spinodal decomposition.”

G. L. Prajapati, Satyaki Kundu, Sarmistha Das, Tharun Dev V V, and D. S. Rana, New J. Phys. 24, 103016 (2022).

  1. “Anomalous low energy carrier dynamics of stripe-type charge ordered Pr0.5Sr0.5MnO3 thin film revealed by magneto-terahertz spectroscopy.”

Rahul Dagar, Komal Gupta, Monu Kinha, Jayaprakash Sahoo, and D. S. Rana, J. Appl. Phys. 132, 153102 (2022).

  1. “Magnetic-field controlled multitude of spin excitation modes in magnetoelectric Co4Nb2O9 as investigated by magneto-terahertz spectroscopy.”

Rahul Dagar, Satish Yadav, Monu Kinha, Brijesh Singh Mehra, Rajeev Rawat, Kiran Singh, and D. S. Rana, Phys. Rev. Mater. 6, 074409 (2022).

  1. “Probing the evolution of electronic phase-coexistence in complex systems by terahertz radiation.”

Gulloo Lal Prajapati*, Sarmistha Das*, Rahul Dagar, V Eswara Phanindra, and D. S. Rana, Commun. Mater. 3, 49 (2022)[*Equal contribution].

  1. “Precise measurement of correlation parameters driving optical transparency in CaVO3 thin film by steady state and time resolved terahertz spectroscopy.”

P. Anagha, Monu Kinha, Amit Khare, and D. S. Rana, J. Appl. Phys. 132, 033102 (2022).

  1. “Coherent acoustic modulation and defect-sensitive ultrafast carrier dynamics of Pr0.5Ca0.5MnO3 thin films investigated by time-resolved terahertz spectroscopy.”

Monu Kinha, Malay Udeshi, Rahul Dagar, and D. S. Rana, J. Appl. Phys. 131, 233103 (2022).

  1. “Magnetic field-induced Zeeman excitation mode in paramagnetic NdGaO3 single-crystal probed by magneto-terahertz spectroscopy.”

Rahul Dagar, Monu Kinha, and D. S. Rana, EPL 138, 66002 (2022).

  1. “Ultrafast dynamical charge-lattice coupling in rare-earth nickelates thin films studied by time-resolved terahertz spectroscopy.”

Monu Kinha, G. L. Prajapati, Malay Udeshi, Piyush Agarwal, N. Bhargava Ram, and D. S. Rana, J. Phys. D: Appl. Phys. 55, 225301 (2022).

  1. “Imaging of current crowding effect across the metal-insulator transition in a NdNiO3 thin film with thickness gradient.”

Nirmal Roy, Sayantan Ghosh, Suprotim Saha, G. L. Prajapati, Rahul Dagar, D. S. Rana, and S. S. Banerjee, Phys. Rev. B 105, 085143 (2022).

  1. “Extraordinary anisotropic magnetoresistance in CaMnO3/CaIrO3 heterostructures.”

Megha Vagadia*, Suman Sardar*, Tejas Tank, Sarmistha Das, Brandon Gunn, Parul Pandey, R Hubner, Fanny Rodolakis, Gilberto Fabbris, Yongseong Choi, Daniel Haskel, Alex Frano, and D. S. Rana, Phys. Rev. B Lett. 105, L020402 (2022) (* Equal Contribution).

  1. “Terahertz Spectroscopic evidence of electron-electron interaction in SrVO3 epitaxial thin films.”

Amit Khare, K. Santhosh Kumar, Dinesh Kumar S., Anagha P., and D. S. Rana, J. Phys.: Condens. Mater. 33, 425602 (2021).

  1. “Emergence of Quenched Disorder as a Dominant Control for Complex Phase Diagram of Rare-earth Nickelates.”

G. L. Prajapati, Sarmistha Das, and D. S. Rana, J. Phys.: Condens. Mater. 33, 415401 (2021).

  1. “Anomalous conducting heterointerface of non-stoichiometric CaxTayO3+δ/SrTiO3.”

Sumit Kumar, D. S. Rana , Biswarup Satpati, Sunil Ojha, Bhasker Gahtori, JJ Pulikkotil, and Anjana Dogra, J. Alloys Compd 876, 160064 (2021).

  1. “Suppression of multiple magnetic ordering induced by Nb and Ru substitution in SrCoO3-δ systems.”

Manoj Prajapat, B Ghosh, RP Singh, D. S. Rana , and Vikas Shelke. J. Alloys Compd. 868, 159261 (2021).

  1. “Disorder and epitaxial strain control of metamagnetic transition, large saturation magnetization, and magneto-terahertz properties of YMn0.5Cr0.5O3 polycrystals and thin films.”

Megha Vagadia, Gulloo Lal Prajapati, Tannu Kartikeyan, Aswitha Othayoth, and D. S. Rana , J. Appl. Phys. 129 (15), 153902 (2021).

  1. “Pinned and bound modes of charge density wave type collective excitation in SmNiO3 as revealed by terahertz spectroscopy.”

Sarmistha Das, Gulloo Lal Prajapati, and D. S. Rana , Phys. Rev. B 102 (21), 214403(2020).

  1. “Terahertz Electrodynamics in Transition Metal Oxides.”

Kadakuntla Santhosh Kumar, Gulloo Lal Prajapati, Rahul Dagar, Megha Vagadia, D. S. Rana , and Masayoshi Tonouchi, Adv. Opt. Mater. 8 (3), 1900892(2020).

  1. “Terahertz Emission Functionality of High-Temperature Superconductors and Similar Complex Systems.”

D. S. Rana and Masayoshi Tonouchi, Adv. Opt. Mater 8 (3), 1900892 (2020).

  1. “Structural and transport properties of pulsed laser deposited SrIr0.5Rh0.5O3 thin films. ”

Suman Sardar, Monu Kinha, Siddharth Sharma, Megha Vagadia, and D. S. Rana, AIP Conference Proceedings 2115, 030292 (2019).

  1. “Mass divergence type metal-insulator transition in charge transfer Mott insulator phase in rare earth nickelates.”

K. Santhosh Kumar, E. V. Phanindra, and D. S. Rana , Phys. Rev. B 100 (12), 125127 (2019).

  1. “Digital- to Analog-Type Terahertz Modulation Controlled by Mosaicity of the Substrate Template in Rare-Earth Nickelate Thin Films.”

Gulloo Lal Prajapati, Sarmistha Das, and D. S. Rana , ACS Appl. Mater. Interfaces, 11 (36), 33109-33115 (2019).

  1. “Anomalous terahertz dielectric phase in charge-ordered La1/3Sr2/3FeO3 thin film.”

K. Santhosh Kumar and D. S. Rana, J. Appl. Phys. 125, 151617 (2019).

  1. “Interface exchange coupling controlled electronic transport in (La,Nd)NiO3/La0.7Sr0.3MnO3 multilayer thin films.”

Sarmistha Das, G.L. Prajapati, K. Santhosh Kumar, and D. S. Rana, J. Magn. Magn. Mater. 490, 165487 (2019).

  1. “Signature of Ferromagnetic Phase at Low Temperature in Low-doped La0.88Ca0.12MnO3 Single crystal. ”

Tejas M. Tank, M. Prajapat, D. S. Rana, A. Bodhaye, Ya. M. Mukovskii, and S. P. Sanyal, J. Supercond. Nov. Magn., 1-8(2019).

  1. “Anisotropy in Static and Terahertz Dynamics Conductivities across in-plane axes of Lanthanum Nickel Oxide thin films.”

V Eswara Phanindra, K Santhosh Kumar, and D. S. Rana, J. Phys. D 51, 43 (2018).

  1. “Terahertz charge dynamics unveil fundamental transport anisotropy in charge-ordered Pr0.5Eu0.5NiO3 nickelate thin films.”

Sarmistha Das, G. L. Prajapati, P. Anagha and D. S. Rana, Phys. Rev. B 98, 11 (2018).

  1. “Surface Electronic States Induced High Terahertz Conductivity of Co3O4 Micro–Hollow Structure.”

Rupali Rakshit, Santhosh Kumar Kadakuntla, Piyush Agarwal, Suman Sardar, Priyanka Saha, Kalyan Mandal, and D. S. Rana, ACS Appl. Mater. Interfaces 10, 22 (2018).

  1. “Inverse relation of exchange-bias and coercivity in epitaxial bilayer of double ruthenate perovskites. ”

V. Eswara Phanindra , Sarmistha Das, R.P. Singh and D.S. Rana, Mater. Res. Express 5, 3 (2018).

  1. “Probing low energy dynamics in charge-ordered NdNiO3 by terahertz time domain spectroscopy.”

Sarmistha Das , Gulloo Lal Prajapati , Rakesh Rana and D.S. Rana, Vacuum 151,73-75 (2018).

  1. “Hetero-epitaxial modulation of Charge-Density-Wave excitation in NdNiO3 thin films.”

R Rana, P Pandey ,V. E. Phanindra , S. S. Prabhu and D.S. Rana, Phys. Rev. B 97, 045123 (2018).

  1. “Terahertz spectroscopic evidence of non-Fermi liquid-like behavior in structurally modulated PrNiO3 thin films.”

V. E. Phanindra , Piyush Agarwal and D.S. Rana, Phys. Rev. Materials 2 (1), 015001 (2018)

  1. “Epitaxial strain driven crossover from Drude to Drude-Smith terahertz conductivity dynamics in LaNiO3 thin films”

V. Eswara Phanindra , Piyush Agarwal and D.S. Rana, J. Phys.: Condens. Matter 29, 445604(2017).

  1. “Low energy excitations and Drude-Smith carrier dynamics in Sm0.5Sr0.5MnO3 ”

K Santhosh Kumar , Sarmistha Das , Gulloo Lal Prajapati and D.S. Rana, Conference: FUNCTIONAL OXIDES AND NANOMATERIALS , DOI10.1063/1.4982083(2017).

  1. “Unusual terahertz spectral weight and conductivity dynamics of the insulator-metal transition in Pr0.5Nd0.5NiO3thin films”

K Santhosh Kumar , Sarmistha Das ,V Eswara Phanindra and D.S. Rana, J. Phys. D: Appl. Phys. 50,505303 (2017).

  1. “Unveiling the control of quenched disorder in rare earth nickelates”

Sarmistha Das, V. Eswara Phanindra , Sharon S. Philip and D.S. Rana, Phys. Rev. B 96, 144411 (2017).

  1. “Tuning the terahertz low-energy charge dynamics by simultaneous effect of epitaxial and anisotropic strain in PrNiO3 thin films”

V. Eswara Phanindra, Sarmistha Das, K. Santhosh Kumar, Piyush Agarwal, Rakesh Rana and D.S. Rana, Phys. Rev. B 95, 085114 (2017).

  1. “Low temperature transport anomaly in Cr substituted (La0.67Sr0.33)MnO3 manganites”

Tejas M. Tank, Vilas Shelke, Sarmistha Das, D.S. Rana, C.M. Thaker, S.S. Samatham, V. Ganesan and S.P. Sanyal, J. Magn. Magn. Mater. 432, 581–590 (2017).

  1. “Cation disorder and epitaxial strain modulated Drude–Smith type terahertz conductivity and Hall-carrier switching in Ca1−xCexRuO3 thin films”

Sarmistha Das, V Eswara Phanindra, K Santhosh Kumar, Piyush Agarwal, K C Dhaker and D.S. Rana, J. Phys. Condens. Matter 29, 2 (2016).

  1. “Unraveling the magnetic properties of BiFe0.5Cr0.5O3 thin films”

G. Vinai, A. Khare, D.S. Rana, E. Di Gennaro, B. Gobaut, R. Moroni, A. Yu. Petrov, U. Scotti di Uccio, G. Rossi, F. Miletto Granozio, G. Panaccione and P. Torelli, APL Materials 3, 116107 (2015).

  1. “Epitaxial strain modulated exchange-bias fields and vertical magnetization shift in unconventional paramagnetic-antiferromagnetic heterostructures”

Parul Pandey, Rakesh Rana and D.S. Rana, EPL 109, 38005 (2015).

  1. “Electronic control of interface ferromagnetic order and exchange-bias in paramagnetic–antiferromagnetic epitaxial bilayers”

Parul Pandey, Tanmay Das, Rakesh Rana, Jayesh B. Parmar, Somnath Bhattacharyya and D.S. Rana, Nanoscale 7, 3292–3299 (2015).

  1. “Giant ferromagnetism and exchange bias in tensile strained and Cr modified CaRuO3 thin films”

Sanjay Kumar, Shivendra Tripathi, E.V. Phanendra, R.S. Singh and D.S. Rana, Appl. Phys. Lett. 104, 122411 (2014).

  1. “Controlling the coexisting vertical magnetization shift and exchange bias in La0.3Sr0.7FeO3/SrRuO3bilayers”

Rakesh Rana, Parul Pandey, and D.S. Rana, Appl. Phys. Lett. 104, 092413 (2014).

  1. “Positive exchange-bias and giant vertical hysteretic shift in La0.3Sr0.7FeO3/SrRuO3 bilayers” 

Rakesh Rana, Parul Pandey, R.P. Singh and D.S. Rana, Sci. Rep. 4, 4138 (2014)

  1. “Ferromagnetic CaRuO3”

S Tripathi, R Rana, S Kumar, P Pandey, R S Singh, D S Rana, Sci. Rep. 4, 3877 (2014)

  1. “Structural and Hall effect studies of epitaxially strained CaRu1-xCrxO3 (0 < x < 0.2) thin films”

Sanjay Kumar, Shivendra Tripathi, P. Eswara, S. Das and D.S. Rana, Physics Express (2014).

  1. “Terahertz Transiensts : Generation and Applications (Invited review article)”

D.S. Rana, in “Laser Physics and Technology” by Springer (2014)

  1. Contrasting Effects of Doping on Insulating and Metallic States of NdNi1-xMnxO3 Thin Films

M. Chandra, F. Aziz, S. Tripathi, R. Rana, D.S. Rana and K.R. Mavani, J. Appl. Phys., 115, 093701 (2014).

  1. Surface morphology, ferromagnetic domains and magnetic anisotropy in BaFeO3-δ thin films: Correlated structure and magnetism

F. Aziz, Parul Pandey, M. Chandra, A. Khare, D.S. Rana and K.R. Mavani, J. Magn. Magn. Mater. 356, 98 (2014)

  1. Competing effects of Mn-doping and strain on electrical transport of NdNi1-xMnxO3 (0≤x≤0.10) thin films

M. Chandra, R. Rana, F. Aziz, A. Khare, D.S. Rana and K.R. Mavani, J. Phys. D: Appl. Phys. 46, 415305 (2014)

  1. Contrasting effects of compressive and tensile strain and doping-induced opening of charge-transfer gap in NdNi0.9Mn0.1O3 thin films

M. Chandra, A. Khare, F. Aziz, R. Rana, D.S. Rana and K.R. Mavani, AIP Conference Proceedings 1512, 986 (2013)

  1. “Controlling magnetism of multiferroic (Bi0.9La0.1)2FeCrO6 thin films by epitaxial and crystallographic orientation strain”

Amit Khare, Abhishek Singh, S.S. Prabhu, D.S. Rana, Appl. Phys. Lett. 102, 192911 (2013).

  1. “Effect of structural and magnetic exchange coupling on the electronic transport of NdNiO3 films intercalated with La0.7Sr0.3MnO3 thin layers”

Parul Pandey, Rakesh Rana, Shivendra Tripathi, and D.S. Rana, Appl. Phys. Lett. 103, 032403 (2013).

  1. “Anisotropy induced crossover from Drude conductivity to charge-density wave excitations in stripe-type charge-ordered manganite”

Rakesh Rana, Parul Pandey, D.S. Rana, K.R. Mavani, I. Kawayama, H. Murakami, M. Tonouchi, Phys. Rev. B 87, 224421 (2013).

  1. “Charge-density wave condensate in charge-ordered manganites: impact of ferromagnetic order and spin-glass disorder”

Rakesh Rana, Nilesh Awari, Parul Pandey, Abhishek Singh, S. S. Prabhu, D.S. Rana, J. Phys.: Condens. Matter,25,106004 (2013)

  1. “Charge density waves condensate as measure of charge order and disorder in Eu1-xSrxMnO3 (x = 0.50, 0.58) manganites”

Parul Pandey, Nilesh Awari, Rakesh Rana, Abhishek Singh, S. S. Prabhu, and D. S. Rana, Appl. Phys. Lett. 100, 062408 (2012)

  1. “Charge density wave excitations in stripe-type charge ordered Pr0.5Sr0.5MnO3 manganite”

Rakesh Rana, D. S. Rana, K. R. Mavani, I. Kawayama, H. Murakami,and M. Tonouchi, Appl. Phys. Lett. 101, 252401 (2012)

  1. “Terahertz spectroscopic investigations of low energy dynamics in pulsed laser deposited manganite thin films”

Rakesh Rana, Parul Pandey, Shivendra Tripathi, D. S. Rana, N. Awari, A. Singh and  S. S. Prabhu, Journal of Spectroscopy and Dynamics 2, 18 (2012).

  1. “Terahertz time domain spectroscopic studies of low energy dynamics in charge-ordered Eu0.42Sr0.58MnO3”

Parul Pandey, Rakesh Rana, Nilesh Awari, Abhishek Singh, S. S Prabhu and D. S. Rana, AIP Conference Proceedings 1447, 761 (2012).

  1. “Low energy excitations in half-doped manganite Eu0.5Sr0.5MnO3”

Nilesh Awari, Parul Pandey, Rakesh Rana, S. S Prabhu and D. S.Rana, IEEE 36th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), 6104873 (2011).

  1. “Terahertz time domain spectroscopic evidence of charge-density-waves in Nd0.5Sr0.5MnO3 thin films”

D. S.Rana, Rakesh Rana, Nilesh Awari, Parul Pandey, Abhishek Singh and S. S.Prabhu, International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), 6104812 (2011).

  1. “Effect of structural disorder on electrical and magneto transport of La0.5Pr 0.2R0.3MnO3 (R = Sr and Ba) manganite films”

J.H. Markna, P. S. Solanki, U.D.Khachar, C.M.Thaker, D.S. Rana, D. G. Kuberkar, Indian Journal of Pure and Applied Physics 49, 354 (2011).

Before joining IISER Bhopal:

  1. “Probing nature of ultrafast polarization dynamics in the multiferroic BiFeO3 by means of Terahertz emission spectroscopy”

D.S. Rana, I. Kawayama, K.R. Mavani, K. Takahashi, H. Murakami, M. Tonouchi Adv. Mater. 20, 28(2009)

  1. “Nano-engineering by implanting Al2O3 nano particle as sandwiched scattering centers in between the La0.5Pr0.2Sr0.3MnO3 thin film layers”

J.H. Markna, P.S. Vachhani, D.G. Kuberkar, , N.A. Shah, P. Misra, B.N. Singh, L.M. Kukreja, D.S. Rana, Journal of Nanoscience and Nanotechnology 9, 5687 (2009).

  1. “Hardening of the ferroelectric soft mode in SrTiO3 thin films”

I Katayama, H. Shimosato, D.S. Rana, I. Kawayama, M. Tonouchi, M. Ashida, Appl. Phys. Lett. 93, 132903 (2008).

  1. “Implications of Phase-segregation on the structure, magnetism and THz-emission of multiferroic Bi(Fe1-xMnx)O3 (0≤x≤0.5) thin films

D.S. Rana, I. Kawayama, K. Takahashi, K.R. Mavani, H. Murakami, M. Tonouchi, T. Yanagida, H. Tanaka and T. Kawai, EPL 84, 67016 (2008).

  1. Effect of Disorder and scaling of optical conductivity in Nd0.5(Ca0.5-xBax)MnO3 thin films as observed by terahertz time domain spectroscopy,

K.R. mavani, M. Nagai, D.S. Rana, H. Yada, I. Kawayama, M. Tonouchi, K. Tanaka Appl. Phys. Lett. 93, 231908 (2008)

  1. “Magnetism and orbitally driven spin-singlet states in Ru oxides: A muon-spin rotation study”

S. J. Blundell, T. Lancaster, P. J. Baker, W. Hayes, F. L. Pratt, T. Atake, D. S. Rana, and S. K. Malik, Phys. Rev. B 77, 094424 (2008)

  1.  “Structural dependence of terahertz radiation from multiferroic BiFeO3 thin films”

 D.S. Rana, K. Takahashi, K.R. Mavani, I. Kawayama, H. Murakami, M. Tonouchi, Phys. Rev. B 77, 24105(2008)

  1. “Effects of cation disorder on terahertz emission from half-doped manganite thin films”

K.R. Mavani, D.S. Rana, K. Takahashi, I. Kawayama, H. Murakami, M. Tonouchi, EPL 81, 17009 (2008)

  1. “Visualization of photo-assisted polarization switching and its consequences in BiFeO3 thin films probed by terahertz radiation”

D.S. Rana, K. Takahashi, K.R. Mavani, I. Kawayama, H. Murakami, M. Tonouchi, Appl. Phys. Lett. 91, 031909 (2007)

  1. “Thickness dependence of structure and magnetization of BiFeO3 thin films on (LaAlO3)0.3(Sr2AlTaO6)0.7 (001) substrate”

D.S. Rana, K. Takahashi, K.R. Mavani, I. Kawayama, H. Murakami, M. Tonouchi, T. Yanagida, H. Tanaka and T. Kawai, Phys. Rev. B 75, 60405 (Rapid communication) (2007)

  1. “Specific-heat of phase-separated (La0.7‑2xEux)(Ca0.3Srx)MnO3 (0.15£x£0.25) manganites”

D.S. Rana, D.G. Kuberkar, M. Tonouchi, S.K. Malik, J. Magn. Magn. Mater. 310, e184 (2007)

  1. “Magnetoresistance enhancement in Al2O3-impregnated La0.5Pr0.2Sr0.3MnO3 films”

J.H. Markna, P. Vachhani, R.N. Parmar, D.G. Kuberkar, B.N. Singh, P. Misra, L.M. Kukreja, D.S. Rana, S.K. Malik, EPL 79, 17005 (2007)

  1. “200 MeV Ag+15 ion irradiation created columnar effects and enhanced critical current density of La-2125 type superconducting thin films”

K.R. Mavani, D.S. Rana, S. Rayaprol, R.N. Parmar, D.G. Kuberkar, Ravi Kumar, M. Tonouchi, J. John and R. Nagarajan, Solid State Communications 142, 462 (2007)

  1.  “Effects of swift heavy ion irradiation on La0.5Pr0.2Sr0.3MnO3 thin films grown by pulsed laser deposition”

J.H. Markna, R.N. Parmar, D.S. Rana, Ravi Kumar, P. Misra, L.M. Kukreja, D.G. Kuberkar, S.K. Malik, NIM B 256, 693 (2007)

  1. “Effect of size-disorder on the magnetic and transport properties of the (LaR)0.55(CaSr)0.45MnO3 (R=Nd, Sm & Tb) compounds”

 D.S. Rana, K.R. Mavani, D.C. Kundaliya, D.G. Kuberkar, S.K. Malik, Physica B 378-380, 501 (2006)

  1.  “Correlation between magnetoresistance and 1/f-magneto noise behavior of La0.7Sr0.3MnO3 and  (La0.5Pr0.2)Ba0.3MnO3 manganite thin films”

D.S. Rana, M. Ziese and S.K. Malik, Phys. Rev. B 74, 094406 (2006)

  1. “Magnetic Avalanchelike behavior in disordered manganite (Eu0.4La0.1)(Sr0.4Ca0.1)MnO3”,

D.S. Rana and S.K. Malik, Phys. Rev. B 74, 052407 (2006)

  1. “Field-induced abrupt change in magnetization of the manganite compounds (LaR)0.45(CaSr)0.55MnO3 (R = Eu and Tb)”

D.S. Rana, D.G. Kuberkar and S.K. Malik*, Phys. Rev. B 73, 064407 (2006)

  1. “Thickness dependent swift heavy ion irradiation effects on the structural and transport properties of (La0.5Pr0.2)Ba0.3MnO3 thin films”

J.H. Markna, R.N. Parmar, D.G. Kuberkar, Ravi Kumar, D.S. Rana, S. K. Malik, Appl. Phys. Lett. 88, 152503 (2006)

  1. “Magnetic Properties of Ternary Gallides of type RNi4Ga (R = Rare earths)”

D.A. Joshi and C.V. Tomy, D.S. Rana, R. Nagarajan, S.K. Malik, Solid State Communications 137, 225 (2006)

  1. “Role of Fe substitution on the anomalous magnetocaloric and magnetoresistance behavior in Tb(Ni1-xFex)2 compounds”

N.K. Singh, K.G. Suresh, D.S. Rana, A.K. Nigam, S.K. Malik, J. Phys.: Condens. Matter, 18, 10775 (2006)

  1.  “Magnetic, transport and 151Eu Mossbauer studies on partially doped La(0.8‑x)Eu(x)Sr0.2MnO3 (0 < x < 0.36)”

Rakesh Kumar, D.S. Rana, C.V. Tomy, P.L. Paulose and S.K. Malik, Physica B 378-380, 507 (2006)

  1. “Magnetic, specific heat and 151Eu Mossbauer studies on Ba2EuRu(1-x)Cu(x)O6”

Rakesh Kumar, D.S. Rana, C.V. Tomy, P.L. Paulose, R. Nagarajan, C. Min, S.‑J. Oh, S.K. Malik, Physica B 378-380, 1130 (2006)

  1. “Swift-heavy-ion-irradiation induced enhancement in conductivity of chemical solution deposited La0.7Ba0.3MnO­3 thin films”

R.N. Parmar, J.H. Markna, D.G. Kuberkar, Ravi Kumar, D.S. Rana, V. Bagwe, S.K. Malik, Appl. Phys. Lett. 89, 202506 (2006)

  1. “Effect of Eu and Sr substitution on the electronic and magnetic properties of La0.7Ca0.3MnO3 manganite”

D.S. Rana, C.M. Thaker, K.R. Mavani, D.G. Kuberkar and S.K. Malik, Hyperfine Interactions 160, 193 (2005)

  1. “Low temperature transport anomaly in the magnetoresistive manganite compound (La0.5Pr0.2)Ba0.3MnO3”

D.S. Rana, J.H. Markna, R. Parmar, D.G. Kuberkar, P. Raychaudhuri, J. John, and S.K. Malik, Phys. Rev. B 71, 212404 (2005)

  1. “Ultra-sharp metamagnetic transitions in Eu-based half-doped manganite compound Eu0.5Sr0.5MnO3”

D.S. Rana, R. Nirmala and S.K. Malik , EPL 70, 376 (2005)

  1. “Growth parameters dependent magnetoresistance in (La0.5Pr0.2)Ba0.3MnO3 thin films”

K.R Mavani, D.S. Rana, J.H. Markna, R.N. Parmar, D.G. Kuberkar, P. Misra, L.M. Kukreja, D.C. Kundaliya and S.K. Malik, J. Appl. Phys. 98, 086111 (2005)

  1. “Sharp step like metamagnetic transition in the charge-ordered manganite compound (La0.3Eu0.2)(Ca0.3Sr­0.2)MnO3”

D.S. Rana, D.G. Kuberkar, M. Stone, P. Schiffer and S. K. Malik, J. Phys.: Condens. Matter 17, 989 (2005)

  1. “Large low temperature magnetoresistance in (La0.7‑2xEux)(Ca0.3Srx)MnO3 (0.05£x£0.15) compounds”

D.S. Rana, C.M. Thaker, K.R. Mavani, D.G. Kuberkar and S.K. Malik, Solid State Communications 133, 505 (2005)

  1. “Sharp metamagnetic steps in Eu-based manganite compounds”

 D.S. Rana, D.G. Kuberkar, M. Stone, P. Schiffer and S. K. Malik, J. Appl. Phys. 97, 10H710 (2005)

  1.  “Effect of La doping on microstructure and critical current density of MgB2”

Chandra Shekhar, Rajiv Giri, R.S. Tiwari, D.S. Rana, S.K. Malik, O.N. Srivastava, Supercond. Sci. Technol. 18, 1210 (2005)

  1. “Effect on superconductivity of Sc and Ti doping in DyBa2Cu3O7-z”

K.R. Mavani, D.S. Rana, R. Nagarajan, D.G. Kuberkar, J. Magn. Magn. Mater. 272-276, c1067 (2004)

  1. “Ferromagnetism and charge-ordering in (LaR)0.5(CaSr)0.5MnO3 (R=Nd,Eu,Tb)”

D.G. Kuberkar, D.S. Rana, K.R. Mavani, C.M. Thaker, D. C. Kundaliya, S.K. Malik, J. Magn. Magn. Mater. 272-276, 1823(2004)

  1. “Disorder effects in (LaTb)0.5(CaSr)0.5MnO3 compounds”

D.S. Rana, K.R. Mavani, C.M. Thaker, D.G. Kuberkar, D.C. Kundaliya, S.K. Malik,  J. Appl. Phys. 95, 7097 (2004)

  1. “Magnetism and electronic transport of (La0.7-2xEux)(Ca0.3Srx)MnO3: Effect of simultaneous size disorder and carrier density”

D.S. Rana, C.M Thaker, K.R. Mavani, D.G. Kuberkar, D. C. Kundaliya, S.K. Malik, J. Appl. Phys. 95, 4934 (2004)

  1. “Electronic transport, magnetism and magnetoresistance of (La0.7‑3xTbx)(Ca0.3Sr2x)MnO3 (0.025 £ x £ 0.125) compounds”

 D.S. Rana, K.R. Mavani, C.M. Thaker, D.G. Kuberkar, D.C. Kundaliya, S.K. Malik, J. Magn. Magn. Mater. 271, 215 (2004)

  1.  “Studies on Zn-doped tetragonal La1.5Nd0.5CaBa2Cu5O7-z superconducting system”

 K.R. Mavani, D.S. Rana, R. Nagarajan and D.G. Kuberkar, Physica C 403, 304 (2004)

  1. “Study of 200 MeV Ag ion irradiation effects on oxygen stoichiometry of La-2125 type superconducting thin films using ERDA”

K.R. Mavani, S. Rayaprol, D.S. Rana, et al, Rad. Measurements 36, 733 (2003)

  1. “Studies on La2-xPrxCayBa2Cu4+yOz (x = 0.1-0.5, y=2x) type mixed oxide superconductors”

 S. Rayaprol, K.R. Mavani, D.S. Rana, C.M. Thaker, M. Dixit, S. Bhattacharya, D.G. Kuberkar Solid State Communications 128, 97(2003)

  1. “Effect of Mo substitution on the superconductivity, flux pinning and critical currents of La1.5Nd0.5Ca1Ba2Cu5Oz”

S. Rayaprol, Krushna Mavani, C.M. Thaker, D.S. Rana, R.G. Kulkarni, D.G. Kuberkar, D. C. Kundaliya and S.K. Malik, Physica C 391, 237 (2003)

  1. “Effect of bandwidth and size disorder on electronic and magnetic properties of LaMnO3”

C.M. Thaker, D.S. Rana, Krushna Mavani, S. Rayaprol, M. Shasrabudhe, S.I. Patil, N.A. Kulakarni and D.G. Kuberkar, Ind. J. Eng.  Mater. Sci. 10, 324 (2003)

  1. “Structural Investigations of La-2125 mixed oxide superconducting system”

S. Rayaprol, Krushna Mavani, D.S. Rana, C.M. Thaker, R.S. Thampi, D.G. Kuberkar, R.G. Kulkarni, S.K. Malik, J.  Supercond. 15, 211 (2002)

  1. “Effect of Pr-Ca substitution on the transport and magnetic behavior of LaMnO3 perovskite”

C.M. Thaker, S. Rayaprol, K.R. Mavani, D.S. Rana, M. Sahasrabudhe, S.I. Patil, D.G. Kuberkar Pramana - Journal of Physics 58, 1035 (2002)

  1. “Structural studies and Tc dependence in La2-xDyxBa2CayCu4+yOz type mixed oxide superconductors”

S. Rayaprol, Krushna Mavani, C.M. Thaker, D.S. Rana, Nilesh A. Kulkarni, Keka Chakravorty, S.K. Paranjape, M. Ramanadham and D.G. Kuberkar, Pramana - Journal of Physics 58, 877 (2002)

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