107 citations · 341 across the 14 of their papers we have counts for
14 papers
Defect engineering of ultrathin gallium nitride via electric fields for advanced electronic, magnetic, and gas sensing applications
Yujia Tian, Devesh R. Kripalani, Ming Xue +1
Scaling wide-band-gap semiconductors to the ultrathin limit offers a transformative pathway for power electronics, with gallium nitride (GaN) representing a cornerstone material in…
Unlocking Static Polarization and Strain Density Waves in Perovskites by Softening a Hidden Antiferrodistortive Tilt Gradient Mode
Yajun Zhang, Devesh R. Kripalani, Xu He +9
Spin density waves (SDWs) represent a fundamental paradigm of spatially modulated order in condensed matter systems, yet their electrical and mechanical analogues polarization and…
Ferroelasticity in Two-Dimensional Hybrid RuddlesdenPopper Perovskites Mediated by Cross-Plane Intermolecular Coupling and Metastable Funnel-Like Phases
Devesh R. Kripalani, Qiye Guan, Hejin Yan +2
Ferroelasticity describes a phenomenon in which a material exhibits two or more equally stable orientation variants and can be switched from one form to another under an applied st…
Fermi level depinning via insertion of a graphene buffer layer at the gold-2D tin monoxide contact
Yujia Tian, Devesh R. Kripalani, Ming Xue +1
Two-dimensional (2D) tin monoxide (SnO) has attracted much attention owing to its distinctive electronic and optical properties, which render itself suitable as a channel material…
Abnormal behavior of preferred formation of cationic vacancy from the interior in γ-GeSe monolayer with the stereo-chemical antibonding lone-pair state
Changmeng Huan, Yongqing Cai, Devesh R. Kripalani +2
Two-dimensional (2D) materials tend to have the preferably formation of vacancies at the outer surface. Here, contrary to the normal notion, we reveal a type of vacancy that thermo…
Phonon anharmonicity and thermal conductivity of two-dimensional van der Waals materials: A review
Xuefei Yan, Bowen Wang, Yulong Hai +3
Two-dimensional (2D) van der Waals (vdW) materials have extraordinary thermal properties due to the effect of quantum confinement, making them promising for thermoelectric energy c…
Strong Edge Stress in Molecularly Thin OrganicInorganic Hybrid RuddlesdenPopper Perovskites and Modulations of Their Edge Electronic Properties
Devesh R. Kripalani, Yongqing Cai, Jun Lou +1
Organicinorganic hybrid RuddlesdenPopper perovskites (HRPPs) have gained much attention for optoelectronic applications due to their high moisture resistance, good processibi…
Highly stable electronic properties of rippled antimonene under compressive deformation
Yujia Tian, Devesh R. Kripalani, Ming Xue +2
Antimonene has attracted much attention for its high carrier mobility and suitable band gap for electronic, optoelectronic, and even spintronic devices. To tailor its properties fo…
Vacancies and dopants in two-dimensional tin monoxide: An ab initio study
Devesh R. Kripalani, Ping-Ping Sun, Pamela Lin +2
Layered tin monoxide (SnO) offers an exciting two-dimensional (2D) semiconducting system with great technological potential for next-generation electronics and photocatalytic appli…
Metastable Interlayer Frenkel Pair Defects by Dipole-like Strain Fields for Dimensional Distortion in Black Phosphorus
Devesh R. Kripalani, Yongqing Cai, Ming Xue +1
The low formation energy of atomic vacancies in black phosphorus allows it to serve as an ideal prototypical system for exploring the dynamics of interlayer interstitial-vacancy (I…
Strain-driven superplasticity and modulation of electronic properties of ultrathin tin (II) oxide: A first-principles study
Devesh R. Kripalani, Ping-Ping Sun, Pamela Lin +2
2D-layered tin (II) oxide (SnO) has recently emerged as a promising bipolar channel material for thin-film transistors and complementary metal-oxide-semiconductor devices. In this…
Ultrafast diffusive cross-sheet motion of lithium through antimonene with a 2+1 dimensional kinetics
Andrey Kistanov, Devesh Kripalani, Yongqing Cai +3
Layered two-dimensional materials like graphene are highly appealing for lithium battery applications owing to their high surface-volume ratios. However, a critical issue that limi…
Strain Engineering of Antimonene by a First-principles Study: Mechanical and Electronic Properties
Devesh R. Kripalani, Andrey A. Kistanov, Yongqing Cai +2
In this work, we investigate the mechanical and electronic properties of monolayer antimonene in its most stable beta-phase using first-principles calculations. The upper region of…
A First-Principles Study on the Adsorption of Small Molecules on Antimonene: Oxidation Tendency and Stability
Andrey A. Kistanov, Yongqing Cai, Devesh R. Kripalani +3
Antimonene, a new group-VA 2D semiconducting material beyond phosphorene, was recently synthesized through various approaches and was shown to exhibit a good structural integrity i…