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相关论文: Comment on Proof that the Hydrogen-Antihydrogen Mo…

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We respond to a Comment [arXiv:1407.6854 (2014)] on our recent Nature paper [Nature, 510, 385 (2014)]. We categorically disprove the arguments provided in arXiv:1407.6854 (2014) and thereby further substantiate the evidence we presented in…

Hydrogen exhibits unusual behaviors at megabar pressures, with consequences for planetary science, condensed matter physics and materials science. Experiments at such extreme conditions are challenging, often resulting in hard-to-interpret…

材料科学 · 物理学 2022-01-05 Bingqing Cheng , Guglielmo Mazzola , Michele Ceriotti

Motivated by recent discovery of yttrium-based high-temperature ternary superconducting hydrides (e.g., CaYH$_{12}$, LaYH$_{12}$, and ScYH$_{6}$), we have employed evolutionary algorithm and first-principles calculations to comprehensively…

A torsional oscillator study of solid para-hydrogen has been carried out down to 20 mK in search for evidence of superfluidity. This work was inspired by the observation of the supersolid phase in solid He-4. We found evidence of a possible…

其他凝聚态物理 · 物理学 2009-11-11 A. C. Clark , X. Lin , M. H. W. Chan

(short version) Accurate determination of the coherent static structure factor of disordered materials containing proton nuclei is prohibitively difficult by neutron diffraction, due to the large incoherent cross section of $^1$H. This…

软凝聚态物质 · 物理学 2021-01-28 László Temleitner , Anne Stunault , Gabriel Cuello , László Pusztai

We prove the instability of the gravitating regular sphaleron solutions of the $SU(2)$ Einstein-Yang-Mills-Higgs system with a Higgs doublet, by studying the frequency spectrum of a class of radial perturbations. With the help of a…

广义相对论与量子宇宙学 · 物理学 2009-10-22 P. Boschung , O. Brodbeck , F. Moser , N. Straumann , M. Volkov

A general theory of hydrodynamic fluctuations of a liquid with anisotropic molecules, in the presence of steady simple shear, has been proposed.

软凝聚态物质 · 物理学 2009-11-07 A. V. Zatovsky , A. V. Zvelindovsky

Nitrogen hydrides, including ammonia (NH3), hydrazine (N2H4), hydrazoic acid (HN3) and etc, are compounds of great fundamental and applied importance. Their high-pressure behavior is important because of their abundance in giant planets and…

材料科学 · 物理学 2016-04-26 Guang-Rui Qian , Haiyang Niu , Chao-Hao Hu , Artem R. Oganov , Qingfeng Zeng , Huai-Ying Zhou

A study was made of the instability that arises when acoustic and gravity waves propagate in an inhomogeneous medium which is characterized by oscillatory approach of the reaction coordinates to the steady state. It is shown that loss of…

化学物理 · 物理学 2020-11-12 N. N. Myagkov

We consider the problem of mobility and localization of hydrogen atoms in the Te(OH)6 crystals. The model of particles moving in a rapidly oscillating field was used.

化学物理 · 物理学 2007-05-23 S. P. Gabuda , S. G. Kozlova , V. V. Panov , E. O. Golenkov , V. A. Slepkov

A hypercycle equation with infinitely many types of macromolecules is formulated and studied both analytically and numerically. The resulting model is given by an integro-differential equation of the mixed type. Sufficient conditions for…

种群与进化 · 定量生物学 2022-07-12 Alexander S. Bratus , Olga S. Chmereva , Ivan Yegorov , Artem S. Novozhilov

Unstable particles decay sooner or later, so they are not described by asymptotic one-particle states and they should not be included as independent states in unitarity relations such as the optical theorem. The same applies to any…

高能物理 - 唯象学 · 物理学 2024-07-19 Eugenio Megias , Manuel Perez-Victoria , Mariano Quiros

Water is a complex structured liquid of hydrogen-bonded molecules that displays a surprising array of unusual properties, also known as water anomalies, the most famous being the density maximum at about $4^\circ$C. The origin of these…

软凝聚态物质 · 物理学 2015-06-16 John Russo , Hajime Tanaka

Hydrogen diffusion is critical to the performance of metals for hydrogen storage as well as other important applications. As compared to its crystalline counterpart which follows the Arrhenius relation, hydrogen diffusion in amorphous…

材料科学 · 物理学 2023-10-25 Chunguang Tang , Gang Sun , Yun Liu

Oil-water emulsions resist aggregation due to the presence of negative charges at their surface that leads to mutual repulsion between droplets, but the molecular origin of oil charge is currently under debate. While much evidence has…

Unstable angina is common clinical manifestation of atherosclerosis. However, the detailed pathogenesis of unstable angina is still not known. Here, I propose that unstable angina is a mixed TH17 and TH1 immune disorder. By using microarray…

细胞行为 · 定量生物学 2013-11-21 Wan-Chung Hu

It has been discovered that kinetics of structural changes in Pd and Pd-alloys under the influence of dissolved hydrogen seems to be non-trivial. As a rule, structural changes in these systems include correlation changes of co-existing…

无序系统与神经网络 · 物理学 2007-05-23 V. M. Avdjukhina , A. A. Katsnelson , G. P. Revkevich , E. A. Goron

The stability of a flexible fluid membrane containing a distribution of mobile, active proteins (e.g. proton pumps) is shown to depend on the structure and functional asymmetry of the proteins. A stable active membrane is in a…

软凝聚态物质 · 物理学 2009-10-31 Sriram Ramaswamy , John Toner , Jacques Prost

We prove that sphaleron black holes in ${\mathfrak {su}}(2)$ Einstein-Yang-Mills-Higgs theory with a Higgs doublet in four-dimensional, asymptotically anti-de Sitter space-time are unstable.

广义相对论与量子宇宙学 · 物理学 2016-06-22 Elizabeth Winstanley

A brief review of antiproton--nucleus physics is presented. Some topics are related to early LEAR experiments, and others to more recent measurements or proposals. These include: exotic molecules, elastic and inelastic scattering, deep…

核理论 · 物理学 2016-09-08 Jean-Marc RICHARD