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The combination of density functional theory (DFT) with a multiconfigurational wave function is an efficient way to include dynamical correlation in calculations with multiconfiguration self-consistent field wave functions. These methods…

Chemical Physics · Physics 2018-02-14 Geng Dong , Ulf Ryde , Hans Jørgen Aa. Jensen , Erik D. Hedegård

This study investigates the activation behavior of $TiFe_{0.80}$-$X_{0.20}$ (X = Co, Cu, Cr, Al) alloys to identify the most effective materials for producing hydrogen storage alloys from recycled sources in view of a circular economy…

Tailored Pt nanoparticle catalysts are promising candidates to accelerate the oxygen reduction reaction (ORR) in fuel cells. However, the search for active nanoparticle catalysts is hindered by laborious effort of experimental synthesis and…

Chemical Physics · Physics 2018-07-27 Marlon Rueck , Aliaksandr Bandarenka , Federico Calle-Vallejo , Alessio Gagliardi

0.5BiNdxFe1-xO3-0.5PbTiO3 (x=0.05, 0.10, 0.15, 0.20) composites were successfully synthesized by a solid state reaction technique. At room temperature X-ray diffraction shows tetragonal structure for all concentrations of Nd doped…

Materials Science · Physics 2018-02-14 Ajay Kumar Behera , N. K. Mohanty , S. K. Satpathy , Banarji Behera , P. Nayak

Boron-doped graphene was reported to be the best non-metal doped graphene electrocatalyst for the oxygen reduction reaction (ORR) working at an onset potential of 0.035 V [JACS 136 (2014) 4394]. In the present DFT study, intermediates and…

Materials Science · Physics 2016-07-28 Gianluca Fazio , Lara Ferrighi , Cristiana Di Valentin

Multiferroicity and magnetodielectric coupling in metal-organic-frameworks (MOFs) is rare and so far restricted mainly to formate-based systems with perovskite structure. In the course of this work we designed a tetragonal framework…

Materials Science · Physics 2017-10-31 Tathamay Basu , A. Jesche , B. Bredenkotter , M. Grzywa , D. Denysenko , D. Volkmer , A. Loidl , S. Krohns

The hydrogen evolution reaction (HER) is central to sustainable hydrogen production, and nitrogen coordinated dual atom catalysts (DACs) offer a promising route to noble metal activity at low cost. Yet their vast compositional and…

Single phase BiFeO3 nanoparticles have been successfully synthesized for the first time by a novel citrate combustion method without using any solvent. Well mixed metal nitrates along with citric acid which is used as fuel combust to give…

Materials Science · Physics 2015-02-23 Samar Layek , H. C. Verma

We report the first measurement of the $^{10}{\rm B}(\alpha,n)^{13}{\rm N}$ reaction in a polar-direct-drive exploding pusher (PDXP) at the National Ignition Facility (NIF). This work is motivated by the need to develop alternative mix…

We study breakup of the deuteron induced by neutrinos in the neutral $\nu d\to \nu np$, $\bar{\nu} d\to \bar{\nu} np$ and the charged $\bar{\nu} d\to e^+ n n$, $\nu d\to e^- pp$ processes. Pionless effective field theory with dibaryon…

Nuclear Theory · Physics 2020-06-24 Shung-Ichi Ando , Young-Ho Song , Chang Ho Hyun

This study investigates the photocatalytic nitrogen fixation on a cation-doped surface (Bi$_{x}$M$_{y}$)$_2$MoO$_6$ where (M = Fe, La, Yb) in both the orthorhombic and monoclinic configurations using a density functional theory (DFT)…

Materials Science · Physics 2018-12-13 Alhassan S. Yasin , Botong Liu , Nianqiang Wu , Terence Musho

Nickel nanoparticles were dispersed on the surface of exfoliated black phosphorus and the resulting nanohybrid Ni/2DBP showed an improved stability respect to pristine 2D BP when kept in ambient conditions in the darkness. Ni/2DBP was…

Mesoscale and Nanoscale Physics · Physics 2017-10-06 Maria Caporali , Manuel Serrano-Ruiz , Francesca Telesio , Stefan Heun , Giuseppe Nicotra , Corrado Spinella , Maurizio Peruzzini

Photocatalytic nitrogen fixation provides a promising route to produce reactive nitrogen compounds at benign conditions. Titania has been reported as an active photocatalyst for reduction of dinitrogen to ammonia; however there is little…

Chemical Physics · Physics 2018-02-01 Benjamin M. Comer , Andrew J. Medford

Based on first-principles calculations and ab initio molecular dynamics simulations, the polymerisation of the unsaturated cis dinitrogen-difluoride (cis-N2F2) molecular compound is investigated. The thermodynamic, dynamical and thermal…

Materials Science · Physics 2025-03-14 Guo Chen , Ling Lin , Chengfeng Zhang , Jie Zhang , Gilles Frapper , Xianlong Wang

Density functional theory (DFT) can be quite advantageous in advancing the field of catalysis because of the microscopic insights it provides, and thus can guide experimental searches of novel catalysts. Several recent works have…

Materials Science · Physics 2022-03-24 Vaishali Sharma , Basant Roondhe , Sumit Saxena , Alok Shukla

We report on the first experiment dedicated to the study of nuclear reactions on dopants in a cryogenic capsule at the National Ignition Facility (NIF). This was accomplished using bromine doping in the inner layers of the CH ablator of a…

The doping of lighter non-metals like boron and nitrogen into graphene represents a promising advancement in the field of nano-electronic devices, particularly in the development of field-effect transistors (FETs). These doped…

Materials Science · Physics 2023-08-16 Vivek Kumar Yadav

Active sites of molybdenum and tungsten enzymes, particularly mononuclear tungsten formate dehydrogenase (FDH) have been theoretically investigated towards their interaction with CO2. Obvious {\pi} interaction has been found between the 2e…

Chemical Physics · Physics 2014-12-09 Yong Yan , Jing Gu

The thermodynamic and kinetic aspects of the methanolysis and hydrolysis reactions of glycerol triacetate or triacetin, a model triacylglycerol compound, were investigated by using Density Functional Theory (DFT) at the B3LYP/6-31++G(d,p)…

Chemical Physics · Physics 2015-03-13 Taweetham Limpanuparb , Kraiwan Punyain , Yuthana Tantirungrotechai

In the present work we investigate the adequacy of broken-symmetry unrestricted density functional theory (DFT) for constructing the potential energy curve of nickel dimer and nickel hydride, as a model for larger bare and hydrogenated…

Chemical Physics · Physics 2007-05-23 Cristian V. Diaconu , Art E. Cho , J. D. Doll , David L. Freeman