English
Related papers

Related papers: Interdiffusion study in group IVB, VB and VIB refr…

200 papers

The dispersive behavior of materials with atomic charge numbers varing from $Z = 4$ (beryllium, Be) to $Z = 82$ (lead, Pb) was investigated experimentally and theoretically at $\gamma$-ray energies up to 2 MeV. The experiment was performed…

Atomic Physics · Physics 2018-06-27 M. M. Günther , A. V. Volotka , M. Jentschel , S. Fritzsche , Th. Stöhlker , P. G. Thirolf , M. Zepf

We report the discovery of structural phase transitions and superconductivity in the full Heusler compounds $X$Pd$_2$Sn ($X$ = Ti, Zr, Hf), by means of electrical transport, magnetic susceptibility, specific heat and x-ray diffraction…

Superconductivity · Physics 2023-03-07 Hang Su , Feng Du , Rui Li , Shuaishuai Luo , Yuxuan Chen , Jiyong Liu , Ye Chen , Chao Cao , Michael Smidman , Huiqiu Yuan

The diffusion of elements is a key process in understanding the unusual surface composition of white dwarfs stars and their spectral evolution. The diffusion coefficients of Paquette et al. (1986) have been widely used to model diffusion in…

Solar and Stellar Astrophysics · Physics 2020-06-17 R. A. Heinonen , D. Saumon , J. Daligault , C. E. Starrett , S. D. Baalrud , G. Fontaine

Moir\'e superlattice systems such as transition metal dichalcogenide heterobilayers have garnered significant recent interest due to their promising utility as tunable solid state simulators. Recent experiments on a WSe$_2$/WS$_2$…

Strongly Correlated Electrons · Physics 2022-12-14 Michael Matty , Eun-Ah Kim

Semiconducting transition metal dichalcogenides of group VI are well-known for their prominent excitonic effects and the transition from an indirect to a direct band gap when reduced to monolayers. While considerable efforts have elucidated…

The sound velocity of some liquid elements of groups IV, V and VI, as reported in the literature, displays anomalous features that set them apart from other liquid metals. In an effort to determine a possible common origin of these…

Chemical Physics · Physics 2015-05-20 Yaron Greenberg , Eyal Yahel , El'ad N. Caspi , Brigitte Beuneu , Moshe P. Dariel , Guy Makov

Diffuse interstellar bands comprise hundreds of absorption features in the ISM. Most DIBs are observed in the optical, but some are in the IR. We observed 76 early-type stars at R=50,000 and S/N ratios of several hundreds using CRIRES. We…

The availability of large high-quality single crystals is an important prerequisite for many studies in solid-state research. The optical floating-zone technique is an elegant method to grow such crystals, offering potential to prepare…

Soliton microcombs have shown great potential in a variety of applications ranging from chip scale frequency metrology to optical communications and photonic data center, in which light coupling among cavity transverse modes, termed as…

Optics · Physics 2023-05-22 Tuo Liu , Suwan Sun , You Gao , Siyu Wang , Yongyuan Chu , Hairun Guo

We use Keck HIRES spectra of three intermediate redshift QSOs to study the physical state and kinematics of the individual components of CIV selected heavy element absorption systems. Fewer than 8 % of all CIV lines with column densities…

Astrophysics · Physics 2009-10-28 M. Rauch , W. L. W. Sargent , D. S. Womble , T. A. Barlow

First-principles studies of two-dimensional transition metal dichalcogenides have contributed considerably to the understanding of their dielectric, optical, elastic, and vibrational properties. The majority of works to date focus on a…

Using first-principles density functional theory calculations, we investigate a family of stable two-dimensional crystals with chemical formula $A_2B_2$, where $A$ and $B$ belong to groups IV and V, respectively ($A$ = C, Si, Ge, Sn, Pb;…

Materials Science · Physics 2018-08-01 B. Ozdamar , G. Ozbal , M. N. Cinar , K. Sevim , G. Kurt , B. Kaya , H. Sevincli

The current-driven resistive transition is central to superconducting single-photon detectors, transition-edge sensors, and fluxonic devices. Depending on sample uniformity, dimensions, and heat removal, it can be driven by phase-slip…

We extended and corrected Mott's two-band model for the composition-dependence of thermal and electrical conductivity in binary metal alloys based on high-throughput time-domain thermoreflectance (TDTR) measurements on diffusion multiples…

Materials Science · Physics 2016-10-04 Changdong Wei , Nikolas Antolin , Oscar D. Restrepo , Wolfgang Windl , Ji-Cheng Zhao

Materials combining both a high refractive index and a wide band gap are of great interest for optoelectronic and sensor applications. However, these two properties are typically described by an inverse correlation with high refractive…

We investigate the association between galaxies and metal-enriched and metal-deficient absorbers in the local universe ($z < 0.16$) using a large compilation of FUV spectra of bright AGN targets observed with the Cosmic Origins Spectrograph…

Astrophysics of Galaxies · Physics 2018-03-14 C. T. Pratt , J. T. Stocke , B. A. Keeney , C. W. Danforth

The microstructural features and high-temperature oxidation resistance of hybrid (TiC+TiB) networks reinforced Ti-6Al-4V composites were investigated after fabricated with reaction hot pressing technique. The inhomogeneous distribution of…

Materials Science · Physics 2019-11-26 Shaolou Wei , Lujun Huang , Xinting Li , Qi An , Lin Geng

We perform a series of smoothed particle hydrodynamics simulations of isolated dwarf galaxies to compare different metal mixing models. In particular, we examine the role of diffusion in the production of enriched outflows, and in…

Astrophysics of Galaxies · Physics 2016-05-25 David John Williamson , Hugo Martel , Daisuke Kawata

Molecular dynamics simulations of the liquid-vapour interfaces in simple sp-bonded liquid metals have been performed using first principles methods. Results are presented for liquid Li, Na, K, Rb, Cs, Mg, Ba, Al, Tl, and Si at thermodynamic…

Disordered Systems and Neural Networks · Physics 2009-11-11 David J. Gonzalez Luis E. Gonzalez , Malcolm J. Stott

Reduced activation ferritic/martensitic (RAFM) steels are the leading candidate structural materials for first-wall and blanket components in fusion reactors. This work is the first in a series to provide a systematic roadmap of MX…

Materials Science · Physics 2024-07-16 T. M. Kelsy Green , Tim Graening , Weicheng Zhong , Ying Yang , Kevin G. Field
‹ Prev 1 3 4 5 6 7 10 Next ›