Kinetics of interface alloy phase formation at nanometer length scale in ultra-thin films: X-ray and polarized neutron reflectometry

S Singh, M Swain, S Basu - Progress in Materials Science, 2018 - Elsevier
Multilayer thin films of various metal pairs present model systems for studying intermetallic
alloy phase formation at interfaces of these heterostructures on annealing and help to …

Investigation of interfacial and interdiffusion study of Ti2N MXene phase from TiN/Ti multilayers

S Jena, A Madhuri, M Gupta, BP Swain - Thin Solid Films, 2023 - Elsevier
Ti 2 N MXene phase was synthesized by interdiffusion of TiN/Ti multilayers by dc-magnetron
sputtering at 698 K. The Atomic force microscopy (AFM) reveals the root mean square (RMS) …

Synthesis, stability and self-diffusion in iron nitride thin films: A review

M Gupta - Recent Advances in Thin Films, 2020 - Springer
Nitrides of 3 d ferromagnetic metals (Fe, Co and Ni) or transition metal nitrides (TMNs)
appearing late (Group 8–10) in the 3 d series are emerging compounds in a wide range of …

Gradient doping–a case study with Ti-Fe 2 O 3 towards an improved photoelectrochemical response

A Srivastav, A Verma, A Banerjee, SA Khan… - Physical Chemistry …, 2016 - pubs.rsc.org
The present study investigates the effect of gradient doping on modifying the
photoelectrochemical response of Ti-doped Fe2O3 photoanodes for their use in sunlight …

Effect of interfacial interdiffusion on magnetism in epitaxial films on substrates

N Pandey, S Pütter, SM Amir, VR Reddy, DM Phase… - Physical review …, 2019 - APS
Epitaxial Fe 4 N thin films grown on LaAlO 3 (LAO) substrate using sputtering and molecular
beam epitaxy techniques have been studied in this work. Within the sputtering process, films …

Controllable synthesis of γ′-Fe4N via prolonged high vacuum magnetic annealing of deposited Fe–N thin films

Q Lu, M Xie, G Han, B Zheng, Y Song, J Qiang… - Journal of Magnetism …, 2019 - Elsevier
In order to develop a fast and low-cost method for preparing γ′-Fe 4 N thin films for
spintronic applications, the iron nitride (Fe–N) thin films were deposited through reactive …

Structural and magnetic properties of stoichiometric epitaxial thin films

N Pandey, M Gupta, R Gupta, Z Hussain, VR Reddy… - Physical Review B, 2019 - APS
In this work, we measured N self-diffusion in the Co-N system and found an unexpected
result that N diffuses out almost completely around 500 K, leaving behind fcc Co irrespective …

Nanoscale Kirkendall shift in thin films studied using x-ray waveguide structures

A Tiwari, M Gupta, G Das, Y Garreau, A Coati, A Gupta - Acta Materialia, 2024 - Elsevier
Kirkendall effect has played an important role in developing the understanding of atomic
diffusion and mass transport in solids. In thin films and multilayers, in which the …

Operando X-ray absorption spectroscopy of Fe–N–C catalysts based on carbon black and biomass-derived support materials for the ORR

G Wartner, J Müller-Hülstede, H Trzesniowski… - Sustainable Energy & …, 2024 - pubs.rsc.org
Iron nitrogen carbon (Fe–N–C) catalysts are among the most promising non-platinum group
metal catalysts for the oxygen reduction reaction (ORR). Their activity and stability are …

Role of interlayer thickness on interdiffusion in Ti/TiN multilayers

S Chowdhury, R Gupta, S Prakash, L Behera… - Applied Surface …, 2021 - Elsevier
In pursuit of a systematized interdiffusion study in Ti| TiN multilayers at low temperature (300-
973 K), x-ray reflectivity measurement aided with soft x-ray absorption and secondary ion …