Publication 2019-Present

84. When electrons meet ferroelastic domain walls in Strontium Titanate                                                                            Shashank Kumar Ojha#,  Jyotirmay Maity#, and Srimanta Middey     (# = equal contributions)                                                      

Invited review article

83. Extreme disorder in crystalline perovskite oxide: a new paradigm in quantum materials research                                Srimanta Middey, Nandana Bhattacharya, Rukma Nevgi, Suresh Chandra Joshi, Subha Dey                                                             

Invited review article for Advances in Physics : X

82. Depth-resolved amorphization and nonuniformity in square-planar nickelates films

P. Balakrishnan, M. Bambrick-Santoyo, E. L. Chow, D. F. Segedin, M. Surendran, R. Patel, P. Quarterman, S. Muramoto, G. Pan, Z. Luo, M. Fitzsimmons, A. Huon, T. Charlton, C. Kinane, A. Caruana, H. Wu, C. Brooks, Q. Song, H. Paik, S. Middey, J. Ravichandran, A. Ariando, J. Mundy, A. Grutter                                                                                                           
Submitted

81. Oxygen vacancy driven metallic behavior and Kondo scattering in incipient ferroelectric CaTiO3

Prithwijit Mandal, Agrim Sharma, Suresh Chandra Joshi, Jyotirmay Maity, Manav Beniwal, Nandana Bhattacharya, A. Gloskovskii, C. Schlueter, Manish Jain and Srimanta Middey                                                                       
Submitted

                                         

80. Coupled phase transition in crystalline solids with extreme chemical disorder

Subha Dey#, Rukma Nevgi#, Suresh Chandra Joshi, Sourav Chowdhury, Nandana Bhattacharya, Tinku Den, Subhadip Chowdhary, Sabyasachi Karmakar,  S.D. Kaushik, Shibabrata Nandi,  Christoph Klewe, Manuel Valvidares, Moritz Hoesch, George E. Sterbinksy, and Srimanta Middey  (# = equal contribution)                                                                       
Submitted                               

79. Mean field magnetism and spin frustration in a double perovskite oxide with compositional complexity                          Nandana Bhattacharya, Ravi Kiran Dokala, Sourav Chowdhury, Suresh Chandra Joshi, Subha Dey, Jayjit Kumar Dey, Subhajit Nandy, Daniel Perez Salinas,  Manuel Valvidares, Moritz Hoesch,  Roland Mathieu, and Srimanta Middey                                       

Submitted                           

78. Janus-faced influence of oxygen vacancy in high entropy oxide films with Mott electrons                                                      Suresh Chandra Joshi, Nandana Bhattacharya, Manav Beniwal, Jyotirmay Maity, Prithwijit Mandal, Hua Zhou, Christoph Klewe, and Srimanta Middey                                                                                                                                                                

Submitted, preprint: arXiv:2507.05879                    

77. Interfacial reconstruction effects in insulating double perovskite Nd2NiMnO6/SrTiO3 and Nd2NiMnO6/NdGaO3 thin film

Nandana Bhattacharya,  Ranjan Kumar Patel, Siddharth Kumar, Prithwijit Mandal, Jyotirmay Maity, Christoph Klewe, Zhan Zhang, Hua Zhou, and Srimanta Middey

Phys. Rev. B. 111, 235438 (2025) 

76. Local structural distortions drive magnetic molecular field in a compositionally complex spinel oxide

Rukma Nevgi#, Subha Dey#, Nandana Bhattacharya, Soheil Ershadrad, Tinku Dan, Sujay Chakravarty, S.D. Kaushik, Christoph Klewe, George E. Sterbinsky, Biplab Sanyal and S. Middey       (# = equal contribution)

Nature Communications 16, 7038 (2025)  [Selected to be featured as a highlight contribution in year 2025's DESY Photon Science Annual Report]

75. Site-selective polar compensation of Mott electrons in a double-perovskite heterointerface

Nandana Bhattacharya, Arpita Sen,# Ke Qu,# Arijit Sinha,# Ranjan Kumar Patel, Siddharth Kumar, Jianwei Zhang, Prithwijit Mandal, Suresh Chandra Joshi, Shashank Kumar Ojha, Jyotirmay Maity, Zhan Zhang, Hua Zhou, Fanny Rodolakis, Padraic Shafer, Christoph Klewe, John William Freeland, Zhenzhong Yang, Umesh Waghmare and S. Middey (# = equal contribution)  

Phys. Rev. Lett. 134, 176201 (2025)                                            

News article on this:  https://iisc.ac.in/site-selective-polar-compensation-in-quantum-heterostructures/

74. Glassy dynamics of SrTiO3-based two-dimensional electron gas

Jyotirmay Maity#, Shashank Kumar Ojha#,  Prithwijit Mandal, Manav Beniwal, Nandana Bhattacharya, A. Gloskovskii, C. Schlueter,  and S. Middey (# = equal contribution)

Communications Materials 6, 84 (2025)


73. Nanoscale inhomogeneity and epitaxial strain control metallicity in single crystalline thin films of high entropy oxide    

Nandana Bhattacharya,# Suresh Chandra Joshi,# Ranjan Kumar Patel,# Jianwei Zhang,# Akash Saha, Prithwijit Mandal, Shashank Kumar Ojha, Andrei Gloskovskii, Christoph Schlueter, John W. Freeland, Zhan Zhang, Hua Zhou, Zhenzhong Yang, and S. Middey  (# = equal contribution)

Advanced Materials 37, 2418490 (2025) 

News article on this: https://iisc.ac.in/electron-hopscotch-in-high-entropy-quantum-materials/




72. Quantum fluctuations lead to glassy electron dynamics in the good metal regime of electron-doped KTaO3

Shashank Kumar Ojha, Sankalpa Hazra, Surajit Bera, Sanat Kumar Gogoi, Prithwijit Mandal, Jyotirmay Maity, A. Gloskovskii, C. Schlueter, Smarajit Karmakar, Manish Jain, Sumilan Banerjee, Venkatraman Gopalan and S. Middey

Nature Communications, 15, 3830 (2024)  [Selected as Editor's highlight]

71. Electronic and magnetic structures of a mixed triple perovskite: Ba3NiRuIrO9

Siddharth Kumar, Kuldeep Kargeti, D.C. Joshi, Gangadhar Das, Ranjan K. Patel, John W. Freeland, Luca Olivi, Giuliana Aquilanti, S.D. Kaushik, Roland Mathieu, S.K. Panda, D.D. Khalyavin, and S. Middey

Phys. Rev. B 110, 024407 (2024)

70. Hydrogen is not necessary for superconductivity in topotactically reduced nickelates

Purnima P. Balakrishnan, Dan Ferenc Segedin, Lin Er Chow, P. Quarterman, Shin Muramoto, Mythili Surendren, Ranjan K. Patel, Harrison LaBollita, Grace A. Pan, Qi Song, Yang Zhang, Ismail El Bagagli, Koushik Jagadish, Yu-Tsun Shao, Berit H. Goodge, Lena F. Kourkoutis, S. Middey, Antia S. Botana, Jayakanth Ravichandran, A. triando, Julia A. Mundy, and Alexander J. Grutter  

Nature Communications 15, 7387 (2024) 

69. Embracing disorder in quantum materials design

A.R. Mazza, J. Yan, S. Middey, J.S. Gardner, A.-H.Chen, M. Brahlek, T.Z. Ward

Appl. Phys. Lett. 124, 230501 (2024) (Selected as Editor's Pick) 


68. Dynamic hysteresis at a noisy saddle-node shows power-law scaling but nonuniversal exponent

Satyaki Kundu, Ranjan Kumar Patel, S. Middey, and Bhavtosh Bansal                                                                                             

Phys. Rev. E 108, 024101 (2023).  (Editors' Suggestion)                                                              

67. Thickness dependent OER electrocatalysis of epitaxial thin film of high entropy oxide

Ranjan Kumar Patel#, Ramesh Naidu Jenjeti#, Rajat Kumar#, Nandana Bhattacharya, Siddharth Kumar, Shashank Kumar Ojha, Zhan Zhang, Hua Zhou, Ke Qu, Zhen Wang, Zhenzhong Yang, Christoph Klewe, Padraic Shafer, S. Sampath, and S. Middey  [#= equal contribution]

Applied Physics Review 10, 031407 (2023) (chosen as a Featured Article) 


66. Orthorhombic distortion drives orbital ordering in an antiferromagnetic 3d1 Mott insulator PrTiO3

Prithwijit Mandal,  Shashank Kumar Ojha, Duo Wang, Ranjan Kumar Patel, Siddharth Kumar, Jyotirmay Maity, Zhan Zhang, Hua Zhou, Christoph Kelwe,  Padraic Shafer, Biplab Sanyal, and S. Middey 

Phys. Rev. B 108, 045145 (2023) 


65.  Flux-flow instability across Berezinskii Kosterlitz Thouless phase transition in KTaO3 (111) based superconductor

Shashank Kumar Ojha#, Prithwijit Mandal#, Siddharth Kumar, Jyotirmay Maity, and S. Middey. [#= equal contribution]

Communications Physics 6(1), 126 (2023) 


64. Magnetic order driven ultrafast phase transition in NdNiO3

 V. A. Stoica, D. Puggioni, J. Zhang, R. Singla, G. L. Dakovski, G. Coslovich, M. H. Seaberg, M. Kareev, S. Middey, P. Kissin, R. D. Averitt, J. Chakhalian, H. Wen, J. M. Rondinelli, and J. W. Freeland

Phys. Rev. B 106, 165104 (2022)

63. Hole doping in a negative charge transfer insulator                                                                                                                    Ranjan Kumar Patel, Krishnendu Patra, Shashank Kumar Ojha, Siddharth Kumar, Sagar Sarkar, Akash Kumar Saha, Nandana Bhattacharya, John W. Freeland, J. W. Kim, P. J. Ryan, P. Mahadevan, and S. Middey

Communications Physics 5, 216 (2022)

62. Perspective: Emergent phases in rare earth nickelate heterostructure

J. Chakhalian and S. Middey                                                                                                                                                                       

ECS J. Solid State Sci. Technol. 11, 053004 (2022)

Invited perspective article to celebrate life and work of Professor John Goodenough on occasion of his 100th birthday

61. Electronic and magnetic properties of epitaxial thin film of Nd0.5Ba0.5MnO3                                                                      Siddharth Kumar, Shashank Kumar Ojha, Ranjan Kumar Patel, Prithwijit Mandal,  Nandana Bhattacharya, and S. Middey

Appl. Phys. Lett. 120, 061602 (2022)

60.  Non-uniform magnetization profile in ferromagnetic heterostructures leading to topological Hall effect like signatures  Nandana Bhattacharya, S. Middey

Journal of Magnetism and Magnetic Materials 549, 1689881 (2022)

59. Observation of anomalous Hall effect in NdTiO3/SrTiO3 heterostructure
Prithwijit Mandal, Shashank Kumar Ojha, Ranjan Kumar Patel, Siddharth Kumar, S. Middey 
J. Phys. Chem. C 125, 12968-12974 (2021)is
58. Spin liquid behavior of a three-dimensional magnetic system Ba3NiIr2O9 with S   = 1
Siddharth Kumar, Swarup Kumar Panda, Manju Mishra Patidar, Shashank Kumar Ojha, Prithwijit Mandal, Gangadhar Das, J. W. Freeland, V. Ganesan, Peter J. Baker, S. Middey                                                                                                                  
Phys. Rev. B 103, 184405 (2021)
57. Electron trapping and detrapping in an oxide two-dimensional electron gas: The role of ferroelastic twin walls
Shashank Kumar Ojha, Sankalpa Hazra, Prithwijit Mandal, Ranjan Kumar Patel, Shivam Nigam, Siddharth Kumar, and S. Middey
Phys. Rev. Applied 15, 0584008 (2021)                                 
56. Proximate Quantum Spin Liquid on Designer Lattice
Xiaoran Liu, Sobhit Singh, Victor Drouin-Touchette, Tomoya Asaba, Jess Brewer, Qinghua Zhang,  Yanwei Cao, Banabir Pal, S. Middey, P. S. Anil Kumar, Mikhail Kareev, Lin Gu, D. D. Sarma,  Padraic Shafer, Elke Arenholz, John W. Freeland, Lu Li, David Vanderbilt, and Jak Chakhalian,                                                                                                                                                                     
Nano Letters 21, 2010-2017 (2021)                                 
55. Oxygen vacancy induced electronic structure modification of KTaO3
Shashank Kumar Ojha#, Sanat Kumar Gogoi#, Prithwijit Mandal, S. D. Kaushik, J. W. Freeland, M. Jain and S Middey
Phys. Rev. B 103, 085120 (2021). (# = equal contribution)                                 
54. Giant orbital polarization of Ni2+ in square planar environment
Prithwijit Mandal$, Ranjan Kumar Patel$, Dibyata Rout, Rajdeep Banerjee, Rabindranath Bag, Koushik Karmakar,  Awadhesh Narayan, John W Freeland, Surjeet Singh, S. Middey                                                                                                                                   
Phys. Rev. B (Letters) 103, L060504 (2021). ($ = equal contribution)                                 

53. Probing electronic and magnetic transitions of short periodic nickelate superlattices using synchrotron x-ray
S. Middey, R. K. Patel, D. Meyers, P. Shafer, M. Kareev, J. W. Freeland, J. -W. Kim, P. J. Ryan, and J. Chakhalian
Synchrotron Radiation News, 33, 25 (2020). [Invited review article]

52. Oxygen vacancy induced topological Hall effect in a nonmagnetic band insulator
Shashank Kumar Ojha, Sanat Kumar Gogoi, Manju Mishra Patidar, Ranjan Kumar Patel, Siddharth Kumar, Prithwijit Mandal, R. Venketesh, V. Ganesan, M. Jain and S. Middey
Advanced Quantum Technologies, 3, 2000021 (2020).

51. Emergent behavior of LaNiO3 in short-periodic nickelate superlattices
Ranjan Kumar Patel, D. Meyers, X. Liu, Prithwijit Mandal, M. Kareev, P. Shafer, J. -W. Kim, P. J. Ryan, S. Middey* and J. Chakhalian,
APL Materials, 8, 041113 (2020).

50. Direct evidence of the competing nature between electronic and lattice breathing order in rare-earth nickelates
J. W. Kim, Y. Choi, S. Middey, D. Meyers, J. Chakhalian, P. Shafer, H. W. Park, and P. J. Ryan.                                                            Phys. Rev. Lett. 124, 127601 (2020).

49. Epitaxial stabilization of ultra-thin films of high entropy perovskite
Ranjan Kumar Patel, Shashank Kumar Ojha, Siddharth Kumar, Akash Saha, Prithwijit Mandal, J. W. Freeland, and S. Middey
Appl. Phys. Lett.  116, 071601 (2020).

48. Conductivity noise across temperature-driven transitions of rare-earth nickelate heterostructures

Gopinath Daptary, Siddharth Kumar, M. Kareev, J. Chakhalian, A. Bid, S. Middey                                                                        

Phys. Rev. B 100, 125015 (2019)

47. Anomalous electron transport in epitaxial NdNiO3 films

Shashank Kumar Ojha, Sujay Ray, Tanmoy Das, S. Middey, Sagar Sarkar, Priya Mahadevan, Zhen Wang, Yimei Zhu, Xiaoran Liu, M. Kareev, J. Chakhalian                                                                                                                                                             

Phys. Rev. B 99, 235153 (2019)

46. Emergent magnetic state in (111)-oriented quasi-two-dimensional spinel oxides
X. Liu, B. J. Kirby, Z. Zhong, Y. Cao, B. Pal, M. Kareev, S. Middey, J. W. Freeland, P. Shafer, E. Arenholz, and J. Chakhalian

Nano Letters 19, 8381-8387 (2019)

45. Electronic structure of a graphene-like artificial crystal of NdNiO3
A. Arab, X. Liu, O Köksal, W. Yang, R. U. Chandrasena, S. Middey, M. Kareev, S. Kumar, M-A Husanu, Z Yang, L Gu, VN Strocov, T-L Lee, J Minár, R Pentcheva, J Chakhalian, A. X. Gray

Nano Letters 19, 8311-8317 (2019)