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Face index of nanotubes and regular hexagonal lattices

期刊: INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY, 2021; 121 (19)

The interdependency of the molecular structures of drugs and their biomedical characteristics have already been proved by lab experiments. We can appr......

Solvent-dependent mechanistic aspects for the redox reaction of paraquat in basic solution

期刊: INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY, 2021; 121 (19)

Detailed mechanisms for the redox cycling of paraquat in basic solutions have been revealed computationally. The reduction of paraquat dication (PQ(2+......

The expected values of Sombor indices in random hexagonal chains, phenylene chains and Sombor indices of some chemical graphs

期刊: INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY, 2021; 121 (17)

Hexagonal chains are a special class of catacondensed benzenoid system and phenylene chains are a class of polycyclic aromatic compounds. Recently, A ......

Computational investigation and screening of high-energy-density materials: Based on nitrogen-rich 1,2,4,5-tetrazine energetic derivatives

期刊: INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY, 2021; 121 (17)

In this work, the geometric structure of thirty six 1, 2, 4, 5-tetrazine derivatives (FTT) were systematically studied by using the density functional......

The cage-like structure enhanced magnetic moment in ScKn (n=2-12) clusters: A first-principles jointed particle swarm optimization investigation

期刊: INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY, 2021; 121 (14)

Using the first principles method combined with the CALYPSO structure prediction method, the authors have investigated the geometries of the lowest-en......

Prediction the structure, mechanical properties and melting point of D8(m)-Mo5SiB2 and Cmcm-Mo5SiB2

期刊: INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY, 2021; 121 (18)

Mo5SiB2 is an ideal candidate for high temperature material. Although the D8(l)-Mo5SiB2 has been published, the other phases and the related propertie......

Computation of Mostar index for some graph operations

期刊: INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY, 2021; 121 (15)

Very recently, a novel bond-additive topological descriptor named as the Mostar index has been proposed as a measure of peripherality in networks and ......

More on Sombor indices of chemical graphs and their applications to the boiling point of benzenoid hydrocarbons

期刊: INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY, 2021; 121 (17)

Let G be a connected graph with vertex set V(G) and edge set E(G). The Sombor index of G is defined as SO G= n-ary sumation uv is an element of E Gdu2......

Effects of 4d transition metals doping on the photocatalytic activities of anatase TiO2 (101) surface

期刊: INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY, 2021; 121 (16)

Aiming at improving the visible-light photocatalytic activities of TiO2(101) surface we make an in-depth study on the TiO2(101) doped with 4d transiti......

New implementation of spin-orbit coupling calculation on multi-configuration electron correlation theory

期刊: INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY, 2021; 121 (20)

For treating both relativistic effect and electron correlation, the spin-free exact two-component and spin-dependent first-order Douglas-Kroll-Hess Ha......

Can metal halides be electron donors in sigma-hole and pi-hole tetrel bonds? Cooperativity with an alkaline-earth bond

期刊: INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY, 2021; 121 (20)

The tetrel bond in the complexes of TH3F-MX2 (T = C-Sn, M = Be and Mg; X = F, Cl, and Br) and F2CO-MX2 has been explored and it is also called carbon ......

H-2 promoting effect in Cr/PNP-catalyzed ethylene tetramerization: A density functional theory study

期刊: INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY, 2021; 121 (15)

It is well known that hydrogen promotes catalyst activity in Cr/PNP-catalyzed ethylene tetramerization, but the mechanism of this effect is unclear. A......

Machine learning prediction of the optimal carrier concentration and band gap of quaternary thermoelectric materials via element feature descriptors

期刊: INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY, 2021; 121 (18)

While the thermoelectric (TE) materials have attracted significant attention in recent years, the design and discovery of new TE materials with optima......

Molecular design of long intra-annular nitrogen chains: 3H-tetrazolo[1,5-d]tetrazole-based high-energy-density materials

期刊: INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY, 2021; 121 (17)

Energetic compounds containing long nitrogen chain, have been a research hotspot. Fused heterocycles are stable due to their aromatic systems. Compoun......

Rank of a matrix of block graphs

期刊: INTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY, 2021; 121 (18)

The block graphs are good models in many real-world, such as molecular graph model for Polymers and windmill networks. A block graph is a graph in whi......

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