275 citations · 675 across the 16 of their papers we have counts for
17 papers
Defect Tolerance in Trigonal Selenium Photovoltaics
Jiban Kangsabanik, Kasper Tolborg, Thomas Olsen +1
Understanding how point defects fundamentally influence photovoltaic performance remains a central question for emerging wide-band gap absorbers. Trigonal selenium (t-Se) has recen…
Defect-Assisted Recombination in Semiconductors and Photovoltaic Device Parameters from First Principles
Jiban Kangsabanik, Kristian S. Thygesen
We introduce a method to calculate defect-assisted Shockley-Read-Hall (SRH) recombination rates in imperfect semiconductors from first principles. The method accounts for the stead…
GPAW: An open Python package for electronic-structure calculations
Jens Jørgen Mortensen, Ask Hjorth Larsen, Mikael Kuisma +44
We review the GPAW open-source Python package for electronic structure calculations. GPAW is based on the projector-augmented wave method and can solve the self-consistent density…
Optoelectronic and Transport Properties of Vacancy Ordered Double Perovskite Halides: A First-principles Study
Supriti Ghorui, Jiban Kangsabanik, M. Aslam +1
In the search for stable lead (Pb) free perovskites, Vacancy ordered double perovskite (VODP), ABX has emerged as a promising class of materials for solar harvesting owing…
Selenium and the role of defects for photovoltaic applications
Hadeel Moustafa, Jiban Kangsabanik, Fabian Bertoldo +4
We present first principles calculations of the electronic properties of trigonal selenium with emphasis on photovoltaic applications. The band gap and optical absorption spectrum…
Indirect band gap semiconductors for thin-film photovoltaics: High-throughput calculation of phonon-assisted absorption
Jiban Kangsabanik, Mark Kamper Svendsen, Alireza Taghizadeh +2
Discovery of high-performance materials remains one of the most active areas in photovoltaics (PV) research. Indirect band gap materials form the largest part of the semiconductor…
Disorder-mediated quenching of magnetization in NbVTiAl: Theory and Experiment
Deepika Rani, Jiban Kangsabanik, K. G. Suresh +1
In this paper, we present the structural, electronic, magnetic and transport properties of a equiatomic quaternary alloy NbVTiAl. The absence of (111) and (200) peaks in X-ray diff…
Bipolar Magnetic Semiconducting Behavior in VNbRuAl: A New Spintronic Material for Spin Filters
Jadupati Nag, Deepika Rani, Jiban Kangsabanik +3
We report the theoretical prediction of a new class of spintronic materials, namely bipolar magnetic semiconductor (BMS), which is also supported by our experimental data. BMS acqu…
Accurate high-throughput screening of I-II-V 8-electron Half-Heusler compounds for renewable-energy applications
Bhawna Sahni, Vikram, Jiban Kangsabanik +1
Renewable energy resources have emerged as the best alternatives to fossil fuel energy which are rapidly declining with time. Here, eight valence-electron count Half-Heusler(HH) al…
High Performance Ternary Alkali Nitrides for Renewable Energy Applications
Jiban Kangsabanik, Aftab Alam
Rapid decline in fossil fuel energy necessitates the immediate need for renewable energy resources. Here, we report a previously unexplored class of nitrides AMN keeping renewa…
Optoelectronic Properties and Defect Physics of Lead-free Photovoltaic Absorbers CsAuAuX (X=I, Br)
Jiban Kangsabanik, Supriti Ghorui, M. Aslam +1
Stability and toxicity issues with the hybrid lead iodide perovskite MAPbI necessitate a hunt for potential alternatives. Here, we shed light on promising photovoltaic properti…
Heusler Alloys : A promising material for spintronics application
Deepika Rani, Jiban Kangsabanik, K. G. Suresh +4
In this article, we investigated the effect of Cr substitution in place of Fe on the structural, magnetic and transport properties of alloy. A comprehensive str…
Double Perovskites overtaking the single perovskites : A set of new solar harvesting materials with much higher stability and efficiency
Jiban Kangsabanik, Vipinraj Sugathan, Anuradha Yadav +2
Hybrid Lead halide perovskites, despite having unique intrinsic properties with the possibility of flexible synthesis and device fabrication, still suffer from two fundamental issu…
Anomalous random correlations of force constants on the lattice dynamical properties of disordered Au-Fe alloys
Jiban Kangsabanik, Rajiv K. Chouhan, D. D. Johnson +1
Au-Fe alloys are of immense interest due to their biocompatibility, anomalous hall conductivity, and applications in various medical treatment. However, irrespective of the method…
Bismuth based Half Heusler Alloys with giant thermoelectric figure of merit
Vikram, Jiban Kangsabanik, Enamullah +1
Half Heusler (HH) thermoelectric alloys provide a wide platform to choose materials with non-toxic and earth abundant elements. This article presents an ab-initio theoretical evalu…
La-doped CH3NH3BaI3 : A Promising Transparent Conductor
Jiban Kangsabanik, Vikram, Aftab Alam
Hybrid perovskites (CH3NH3PbI3) is one of the most promising novel materials for solar harvesting. Toxicity of lead (Pb), however, has always remained a concern. We investigated th…
Crystal structure, stability and optoelectronic properties of the organic-inorganic wide bandgap perovskite CH3NH3BaI3: Candidate for transparent conductor applications
Akash Kumar, K. R. Balasubramaniam, Jiban Kangsabanik +2
Structural stability, electronic structure and optical properties of CH3NH3BaI3 hybrid perovskite is examined both from theory as well as experiment. Solution-processed thin films…