English
Related papers

Related papers: Electronic Band Structures of Pristine and Chemica…

200 papers

Using density functional theory, the structural and electronic-structure properties of a recently discovered, zero-dimensional antimony halide perovskite are studied. It is found that the herein considered material EtPySbBr$_\mathrm{6}$…

Materials Science · Physics 2018-09-21 David A. Egger

Silicene is becoming one of the most important two-dimensional materials. In this work, EEL Spectra were calculated for alfa-silicene (flat), and beta-silicene (low-buckled, and theoretically the most stable). Band structures were…

Materials Science · Physics 2014-12-11 Luis M. Priede , Lilia Meza-Montes

We study the electronic structure and thermoelectric properties of recently synthesized CoAsSb. The calculated bandgap becomes more accurate for increasingly-complex electronic structure methods: generalized gradient approximation, hybrid…

Materials Science · Physics 2020-02-03 Andrey L. Kutepov , Anthony Ruth

The energy spectrum for a system of atoms in a periodic potential can exhibit a gap in the band structure. We describe a system in which a laser is used to produce a mechanical potential for the atoms, and a standing wave light field is…

atom-ph · Physics 2009-10-28 J. J. Hope , C. M. Savage

We use density functional theory based first-principles method to investigate the bandstructure and phase stability in the laterally grown hexagonal C$_x$(BN)$_{1-x}$, two-dimensional Graphene and $h$-BN hybrid nanomaterials, which were…

Mesoscale and Nanoscale Physics · Physics 2016-03-21 Ransell D'Souza , Sugata Mukherjee

Extended defects, including exposed surfaces and grain boundaries, are critical to the properties of polycrystalline solid electrolytes in all-solid-state batteries (ASSBs). These defects can significantly alter the mechanical and…

Materials Science · Physics 2024-01-18 Weihang Xie , Zeyu Deng , Zhengyu Liu , Theodosios Famprikis , Keith T. Butler , Pieremanuele Canepa

Electrides, with their excess electrons distributed in crystal cavities playing the role of anions, exhibit a variety of unique electronic and magnetic properties. In this work, we employ the first-principles crystal structure prediction to…

Materials Science · Physics 2019-03-06 Sheng-cai Zhu , Lei Wang , Jing-yu Qu , Jun-jie Wang , Timofey Frolov , Xing-Qiu Chen , Qiang Zhu

A number of interesting properties of graphene and graphite are postulated to derive from the peculiar bandstructure of graphene. This bandstructure consists of conical electron and hole pockets that meet at a single point in momentum (k)…

Strongly Correlated Electrons · Physics 2007-05-23 Aaron Bostwick , Taisuke Ohta , Thomas Seyller , K. Horn , Eli Rotenberg

The downscaling of silicon-based structures and proto-devices has now reached the single atom scale, representing an important milestone for the development of a silicon-based quantum computer. One especially notable platform for atomic…

Angle-resolved two-photon photoemission and high-resolution electron energy loss spectroscopy are employed to derive the electronic structure of a sub-nanometer tomically precise quasi-one-dimensional graphene nanoribbon (GNR) on Au(111).…

Materials Science · Physics 2012-11-26 C. Bronner , F. Leyssner , S. Stremlau , M. Utecht , P. Saalfrank , T. Klamroth , P. Tegeder

We have performed electronic structure calculations to explore the band-gap dependence on polytypes for $sp^3$-bonded semiconducting materials, i.e., SiC, AlN, BN, GaN, Si, and diamond. In this comprehensive study, we have found that…

Materials Science · Physics 2017-04-26 Yu-ichiro Matsushita , Atsushi Oshiyama

Despite the weak nature of interlayer forces in transition metal dichalcogenide (TMD) materials, their properties are highly dependent on the number of layers in the few-layer two-dimensional (2D) limit. Here, we present a combined scanning…

Band structure determines the motion of electrons in a solid, giving rise to exotic phenomena when properly engineered. Drawing an analogy between electrons and photons, artificially designed optical lattices indicate the possibility of a…

Mesoscale and Nanoscale Physics · Physics 2019-11-01 Siqi Wang , Xianqing Lin , Mervin Zhao , Changjian Zhang , Sui Yang , Yuan Wang , Kenji Watanabe , Takashi Taniguchi , James Hone , David Tomanek , Xiang Zhang

We report calculations of the electronic structure of CaB$_6$ using the weighted density approximation (WDA) to density functional theory. We find a semiconducting band structure with a sizable gap, in contrast to local density…

Strongly Correlated Electrons · Physics 2009-11-10 Z. Wu , D. J. Singh , R. E. Cohen

Black phosphorus (BP) stands out among two-dimensional (2D) semiconductors because of its high mobility and thickness dependent direct band gap. However, the quasiparticle band structure of ultrathin BP has remained inaccessible to…

We have investigated the electronic, vibrational, optical, thermal and piezoelectric properties of LiNbO$_3$, LiTaO$_3$ and Li$_2$NbTaO$_6$ using the first-principles calculation based on the density functional theory. It also shows…

Materials Science · Physics 2025-03-28 Debidutta Pradhan , Rojalin Swain , Souvagya Kumar Biswal , Jagadish Kumar

The electronic band structure and elastic properties of the Cd${}_{16}$Se${}_{15}$Te solid state solution in the framework of the density functional theory calculations are investigated. The structure of the sample is constructed on the…

Materials Science · Physics 2021-06-28 A. I. Kashuba , B. Andriyevsky , H. A. Ilchuk , R. Yu. Petrus , T. S. Malyi , I. V. Semkiv

In this article, the electronic band structure $\beta-(Al_xGa_{1-x})_2O_3$ alloy system is calculated with $\beta-Ga_2O_3$ as the bulk crystal. The technique of band unfolding is implemented to obtain the effective bandstructure…

Materials Science · Physics 2022-07-18 Ankit Sharma , Uttam Singisetti

The electronic structure of a quantum spin liquid compound, EtMe3Sb[Pd(dmit)2]2, has been studied with angle-resolved photoemission spectroscopy, together with two other Pd(dmit)2 salts in the valence bond solid or antiferromagnetic state.…

Strongly Correlated Electrons · Physics 2015-06-15 Q. Q. Ge , H. C. Xu , X. P. Shen , M. Xia , B. P. Xie , F. Chen , Y. Zhang , R. Kato , T. Tsumuraya , T. Miyazaki , M. Matsunami , S. Kimura , D. L. Feng

Borophene is a two-dimensional material made out of boron atoms only. It exhibits polymorphism and different allotropes can be studied in terms of a rigid electronic structure, where only the occupation of the states change with the respect…

Materials Science · Physics 2025-09-24 Alam Osorio , Lucia Reining , Francesco Sottile