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Employing electrons for direct control of nanoscale reaction is highly desirable since it provides fabrication of nanostructures with different properties at atomic resolution and with flexibility of dimension and location. Here, applying…

Inspired by the recent successes in the development of two-dimensional based gas sensors capable of single gas molecule detection, we investigate the adsorption of gas molecules such as N2, NO, NO2, NH3, CO, CO2, CH4, SO2, and H2S on…

介观与纳米尺度物理 · 物理学 2017-05-19 S. M. Aghaei , M. M. Monshi , I. Calizo

Photocatalytic nitrogen fixation from air directly under sunlight can contribute significantly to carbon neutralization. It is an ideal pathway to replace the industrial Haber Bosch process in future. A Fe-doped layered WO$_3$ photocatalyst…

Metal heteroatoms dispersed in nitrogen-doped graphene display promising catalytic activity for fuel cell reactions such as the hydrogen evolution reaction (HER). Here we explore the effects of dopant concentration on the synergistic…

Here we report the extraordinary electrochemical energy storage capability of NiMoO4@NiMoO4 homogeneous hierarchical nanosheet-on-nanowire-arrays (SOWAs) synthesized on nickel substrate by a two-stage hydrothermal process. Comparatively…

Cubic gauche nitrogen (cg-N) with a three-dimensional network of N-N single bonds attracted lots of attentions in last decades, since it theoretically has five times larger energy than TNT. While, extreme environments of high pressure or…

材料科学 · 物理学 2024-12-02 Tingting Ye , Yuxuan Xu , Guo Chen , Ming Li , Liangfei Wu , Jie Zhang , Junfeng Ding , Xianlong Wang

Spinel oxides are recognized as promising Fenton-like catalysts for the degradation of antibiotics. However, the catalytic performance is restrained by the poor electron transfer rate (ETR). Herein, hollow NiCo2O4@C nanocages are rationally…

介观与纳米尺度物理 · 物理学 2024-04-09 Yuwen Chen , Ke Zhu , Wenlei Qin , Zhiwei Jiang , Zhuofeng Hu , Mika Sillanpää , Kai Yan

To effectively simulate the combustion of hydrocarbon-fueled supersonic engines, such as rocket-based combined cycle (RBCC) engines, a detailed mechanism for chemistry is usually required but computationally prohibitive. In order to…

流体动力学 · 物理学 2020-03-03 Jian An , Guo Qiang He , Kai Hong Luo , Fei Qin , Bing Liu

The catalytic reaction system (CRS) formalism by Hordijk and Steel is a versatile method to model autocatalytic biochemical reaction networks. It is particularly suited, and has been widely used, to study self-sustainment and…

分子网络 · 定量生物学 2023-08-16 Dimitri Loutchko

Plasmonic materials have got wide attention as a potential candidate for light driven catalysis of chemical conversions by harnessing solar energy to reduce the environmental issues generated by fossil fuels-based bulk chemical industries.…

光学 · 物理学 2024-08-27 Mahadi Hasan , Mahamadu Tiah Mahama

Impressive advances in nanoscience permit nowadays to manipulate single molecules and broadly control many of their properties. Still, tuning the molecular charge and vibrational properties of single molecules embedded in nanojunctions in…

化学物理 · 物理学 2015-09-21 Ioan Baldea

Enabling lithium (Li)-ion batteries with higher energy densities, longer cycle life, and lower costs will underpin the widespread electrification of the transportation and large-scale energy storage industries. Nickel (Ni)-rich layered…

A novel oxygen evolution reaction (OER) catalyst (3D S235-P steel) based on steel S235 substrate has been successfully prepared via a facile one-step surface modification. The standard Carbon Manganese steel was phosphorizated superficially…

Catalysis has entered everyday life through a number of technological processes relying on different catalytic systems. The increasing demand for such systems requires rationalization of the use of their expensive components, like noble…

材料科学 · 物理学 2019-10-29 A. S. Dobrota , I. A. Pašti , A. Z. Jovanović , B. Johansson , N. V. Skorodumova

The conductivity of carbon nanotube (CNT) networks can be improved markedly by doping with nitric acid. In the present work, CNTs and junctions of CNTs functionalized with NO$_3$ molecules are investigated to understand the microscopic…

应用物理 · 物理学 2018-03-21 T. Ketolainen , V. Havu , E. Ö. Jónsson , M. J. Puska

Controlling the dynamics of DNA translocation is a central issue in the emerging nanopore-based DNA sequencing. To address the potential of heteroatom doping of carbon nanostructures to achieve this goal, herein we carry out atomistic…

介观与纳米尺度物理 · 物理学 2018-08-13 Sang Won Jung , Han Seul Kim , Art E. Cho , Yong-Hoon Kim

We build on the simplified spectral deferred corrections (SDC) coupling of hydrodynamics and reactions to handle the case of nuclear statistical equilibrium (NSE) and electron/positron captures/decays in the cores of massive stars. Our…

太阳与恒星天体物理 · 物理学 2024-10-23 Michael Zingale , Zhi Chen , Eric T. Johnson , Max P. Katz , Alexander Smith Clark

We investigate nuclear reactions and feedback in hyperaccreting neutron star environments, considering accretion rates in the range 0.3 - $3\times10^4$ $M_\odot$ yr$^{-1}$, typical of short-period compact object binaries in common…

高能天体物理现象 · 物理学 2025-11-25 Peter Anninos , Matthew Portman , Scott Carmichael , Robert Hoffman , Andre Sieverding

Disorder and defective coordination in the catalytic plane are crucial for enhancing the Hydrogen Evolution Reaction (HER) on two-dimensional catalysts. Amorphous materials are disordered, making them catalytically adaptive for many…

材料科学 · 物理学 2026-05-11 Sreehari M S , Ashutosh Krishna Amaram , Raghavan Ranganathan

The current study illustrates the successful synthesis of Ce$_{1.0}$Mn$_{0.9}$Co$_{0.1}$ nanoparticles, characterized through XRD, EPR, magnetization curves, and TEM/HRTEM/EDX analyses. These nanoparticles were then loaded into the carbon…