• Chemical vapor deposition growth of large-area molybdenum disulphide (MoS2) dendrites 

  Dey, Srijata (Elsevier, 2024-12)

  Molybdenum disulphide (MoS2) has emerged as a popular transition metal dichalcogenide (TMDC) in the recent decade because of its potential applications in electronic devices, optoelectronics, and fuel cells. Specifically, ...
• Scanning tunneling microscope-characterization of chemical vapor deposition-graphene: ripples and twisted bi-layers at multiple scales 

  Dey, Srijata (Wiley, 2024-09)

  Despite numerous limitations, graphene characterization using scanning tunneling microscopy is an important aspect of graphene research. In the present study, an ambient, large effective field of view scanning tunneling ...
• Topology of matching complexes of complete graphs via discrete Morse theory 

  Mukherjee, Sajal (Episciences, 2024-11)

  Bouc (1992) first studied the topological properties of Mn, the matching complex of the complete graph of order n, in connection with Brown complexes and Quillen complexes. Björner et al. (1994) showed that Mn is homotopically ...
• Signatures of gravitational wave memory in the radiative process of entangled quantum probes 

  Mukherjee, Sajal (APS, 2025-01)

  In this article, we examine entangled quantum probes in geodesic trajectories in a flat background with a gravitational wave (GW) burst. In particular, these quantum probes are prepared initially either in the symmetric ...
• Ultrathin langmuir-blodgett film of functionalized single-walled carbon nanotubes for enhanced acetone sensing 

  Manjuladevi, V.; Gupta, Raj Kumar (Elsevier, 2024-05)

  Acetone is one of the important volatile organic compounds which needs to be detected from the industrial effluent and as a bio-marker from breath of diabetic patients. Here, ultrathin Langmuir-Blodgett (LB) film of ...
• Optical anisotropy and surface phases of cholesterol derivative monolayer at air–water interface 

  Manjuladevi, V.; Gupta, Raj Kumar (Elsevier, 2024-11)

  Cholesterol and its derivatives play crucial roles in regulating processes of biological membranes. Langmuir monolayer can mimic a bio-membrane which can be used to investigate the molecular interaction governing the ...
• First principle study on the electronic and optical properties of ktao3 for optoelectronic properties 

  Bandyopadhyay, Debashis (IEEE, 2023)

  In this theoretical study, the structural, optical and electronic properties of KTaO3 have been investigated. The Density of States clearly depicts the strong contribution of the p orbitals of Oxygen in the bonding, ...
• Structure of small yttrium monoxide clusters, chemical bonding, and photoionization: threshold photoionization and density functional theory investigations 

  Bandyopadhyay, Debashis (RSC, 2024-07)

  The photoionization (PI) spectra of small gas-phase yttrium monoxide clusters, YnO (n = 1–8), are investigated, and the adiabatic ionization energies are determined. The stable structures are obtained from density functional ...
• Hydrogen storage on MgO supported TiMgn (n = 2–6) clusters: a first principle investigation 

  Bandyopadhyay, Debashis (Elsevier, 2024-08)

  The current study explores the potential of MgO-supported finite-sized TiMgn (n = 2–6) nanoclusters as hydrogen storage materials, employing density functional theory with a spin-polarized generalized gradient approximation ...
• Hydrogen storage in Ti doped 4-6-8 biphenylene (Ti.C468): Insights from density functional theory 

  Bandyopadhyay, Debashis (Elsevier, 2024-08)

  Hydrogen storage exploration in carbon-based materials is pivotal for advancing energy technologies. This study employs first-principles Density Functional Theory (DFT) calculations, utilizing the PBE functional with the ...
• Insights of Ti-doping on the hydrogen adsorption properties of the 2D-BeN4 monolayer: A density functional investigation 

  Bandyopadhyay, Debashis (Elsevier, 2025-02)

  We examined the hydrogen storage properties of Ti-doped 2D-Beryllonitrene (2D-BeN4) using Density Functional Theory (DFT). Bader charge analysis revealed charge transfer from titanium to BeN4 and H2 molecules. TiBeN4 and ...
• Twisted electron impact elastic cross sections of polyatomic molecules: All active electron multicentered approach 

  Choubisa, Rakesh (2024-07)

  The methodology and computation of absolute elastic differential and integral (total) cross-sections of polyatomic molecules by twisted electron beam (Bessel Beam) impact is presented with CO2 as an example. The target ...
• Cooling of neutron stars through emission of neutrinos and photons: effects of modified gravity and magnetic field using tov equations 

  Mishra, Madhukar (2024-12)

  The existence of dark matter has long been extensively studied in the past few decades. In this study, we investigate the emission of neutrinos and photons from neutron stars (NSs) by employing the modified theory of gravity ...
• The effect of quantum confinement and the role of electron-phonon interaction on the band gap shrinkage of some II-VI semiconductors 

  Sarkar, Niladri (Elsevier, 2024-11)

  The role of electron-phonon interaction in band gap shrinkage for some II-VI bulk and low-dimensional semiconductors is investigated in this work. The variation of the energy band gap is studied as a function of temperature ...
• A study of the tunability of armchair graphene nano ribbon based device channels under spatially varying electric fields in quantum hall effect regime 

  Sarkar, Niladri (Springer, 2025-01)

  Studies are performed to investigate the flexibility of Armchair Graphene Nano Ribbon (AGNR) based nanoscale channels for electronic and spintronic devices. The role of the spatially varied Electric fields on the bandstructures, ...
• Pulling short DNA with mismatch base pairs 

  Singh, Navin (Springer, 2023-05)

  Due to misincorporation during gene replication, the accuracy of the gene expression is often compromised. This results in a mismatch or defective pair in the DNA molecule (James et al. 2016). Here, we present our study ...
• Melting of dsDNA attached with AuNPs 

  Singh, Navin (Springer, 2023-07)

  DNA-linked gold nanoparticles (DNA-AuNPs) are combined nanomaterials that contain the optical and electronic properties of AuNPs with the unique functions of DNA. These hybrid systems are used in various nanobiotechnology, ...
• A neural network regression model for estimating the lifespan of a Fibre Bundle 

  Singh, Navin (IOP, 2023-09)

  Fibre Bundle Models (FBMs) use generalized distributions like the Weibull distribution to study the failure mechanics of disordered material under different load-sharing schemes. Here we attempt to use a simple neural ...
• Probing decaying dark matter using the post-eor hi 21-cm signal 

  Sarkar, Tapomoy Guha (2024-12)

  We propose the HI 21-cm power spectrum from the post-reionization epoch as a probe of a cosmological model with decaying dark matter particles. The unstable particles are assumed to undergo a 2-body decay into a massless ...
• Probing dark energy using anisotropies in the clustering of post-EoR H i distribution 

  Sarkar, Tapomoy Guha (IOP, 2025)

  We propose an anisotropy quantifier of the H i 21-cm signal traditionally used to clock the astrophysics of the reionization era as a post-reionization dark energy diagnostic. We find that the anisotropy probe can be ...

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