Search Results - "Cernusak, Ivan"
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Spectroscopic properties of diatomic molecules CdI and CsCd: ab initio calculations
Published in Theoretical chemistry accounts (01-08-2020)“…Ab initio methods, CASPT2 and CCSD(T), with the large contraction of the ANO-RCC basis set, were used for the calculations of potential energy curves (PECs) of…”
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Together, Not Separately, OH and O3 Oxidize Hg(0) to Hg(II) in the Atmosphere
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (10-11-2022)“…Mercury, a highly toxic metal, is emitted to the atmosphere mostly as gaseous Hg(0). Atmospheric Hg(0) enters ecosystems largely through uptake by vegetation,…”
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Atomic and ionic polarizabilities of B, C, N, O, and F
Published in International journal of quantum chemistry (15-02-2021)“…Accurate polarizabilities of atoms and molecules are critical in the treatment of optical and dielectric properties, in the modeling and interpretation of…”
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4
Raman spectroscopic study of polysulfanes (H2Sn) in natural fluid inclusions
Published in Chemical geology (20-03-2019)“…Sulfur-bearing methane inclusions with up to 68 mol% H2S in metamorphic quartzite from Bastar Craton (India) exhibit common ν1 vibration modes of H2S and CH4…”
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Computational study of the I2O5+H2O=2 HOIO2 gas-phase reaction
Published in Chemical physics letters (01-10-2016)“…[Display omitted] •Potential Energy Surface for the I2O5+H2O reaction was explored.•Transition State Theory was applied to compute rate constants.•Arrhenius…”
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Ab initio molecular dynamics investigation of Cs adsorption on Mo(0 0 1): Beyond a single monolayer coverage
Published in Applied surface science (01-09-2021)“…[Display omitted] •In-depth insight into the finite-T properties of Cs@Mo(0 0 1) achieved via AIMD.•Mono- and multi-layer Cs depositions systematically…”
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Hydrogen recovery from H2S-CH4 inclusions trapped in quartz triggered by green laser-induced photolysis of polysulphane-sulphur bonds
Published in Applied geochemistry (01-07-2019)“…Natural H2S-CH4 inclusions enclosed in quartz were transformed into H2-CH4 mixture with none or negligible H2S concentration after short irradiation of…”
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A Theoretical Study of the Reactions of H Atoms with CH 3 I and CH 2 I 2
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (16-08-2018)“…High level ab initio methods have been used to provide reliable kinetic data for the H+ CH3I and H + CH2I2 gas phase reactions. The (H, I)- abstraction and I-…”
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Relativistic calculations of AuSi+ and AuSi
Published in International journal of quantum chemistry (15-08-2019)“…Theoretical calculations of the electronic structure of the ground state and a series of excited states of the AuSi+ and AuSi− molecules are presented. The…”
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Hydroxyl radical-initiated decomposition of metazachlor herbicide in the gaseous and aqueous phases: Mechanism, kinetics, and toxicity evaluation
Published in Chemosphere (Oxford) (01-01-2023)“…The oxidation of widely-used herbicide metazachlor (MTZ) by hydroxyl radical (HO•) in the gas and the aqueous phases was investigated in terms of mechanistic…”
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A theoretical study of the microhydration of iodic acid (HOIO2)
Published in Computational and theoretical chemistry (15-10-2016)“…[Display omitted] •Thermodynamic properties for HOIO2 isomers are re-evaluated.•Spin orbit corrections are calculated.•Microhydration processes of HOIO2 are…”
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Benchmark CCSD(T) and DFT study of binding energies in Be7 - 12: in search of reliable DFT functional for beryllium clusters
Published in Molecular physics (19-05-2018)“…We present a computational study of the stability of small homonuclear beryllium clusters Be7 - 12 in singlet electronic states. Our predictions are based on…”
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Theoretical insights into the oxidation of quinmerac herbicide initiated by HO• radical in aqueous media: Mechanism, kinetics, and ecotoxicity
Published in Journal of environmental chemical engineering (01-06-2023)“…In this study, the oxidation of quinmerac herbicide initiated by HO• radical was investigated using quantum chemistry and kinetic calculations. Three oxidation…”
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A theoretical study of the microhydration processes of iodine nitrogen oxides
Published in International journal of quantum chemistry (05-02-2019)“…This work reports for the first time the structures and the thermodynamics of the microhydrates of iodine nitrogen oxides (INOx). Monohydrates and dihydrates…”
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Weakly interacting molecular clusters of CO with H2O, SO2, and NO
Published in Molecular physics (17-12-2014)“…Intermolecular interactions in three dimers, CO···H 2 O, CO···SO 2 , and CO···NO + , were studied at the CCSD(T) level of theory, using a series of the…”
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Thermochemical and kinetic studies of hydrogen abstraction reaction from C16H10 isomers by H atoms
Published in Computational and theoretical chemistry (01-07-2021)“…[Display omitted] •H-abstraction mechanisms from C16H10 isomers by H atoms.•C16H10:pyrene, fluoranthene, aceanthrylene, and acephenanthrylene.•PES explored…”
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Detailed kinetic study of hydrogen abstraction reactions of triphenylene, benzo[e]pyrene, dibenzo[fg,op]naphtacene, and coronene by H atoms
Published in International journal of chemical kinetics (01-04-2022)“…The thermochemical and dynamics of H‐ion reactions by H atoms have been investigated for large polycyclic aromatic hydrocarbons (PAHs) including triphenylene,…”
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Microhydration of caesium compounds: Cs, CsOH, CsI and Cs2I2 complexes with one to three H2O molecules of nuclear safety interest
Published in Journal of molecular modeling (01-04-2014)“…Structure and thermodynamic properties (standard enthalpies of formation and Gibbs free energies) of hydrated caesium species of nuclear safety interest, Cs,…”
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Ab initio study of many-body decomposition of the interaction energy in small beryllium clusters Be3-6
Published in Chemical physics letters (06-06-2013)“…[Display omitted] •Five- and six-body terms are non-negligible in Be6 cluster in equilibrium.•Two- to four-body terms give good description due to higher-order…”
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A theoretical study of the kinetics of the forward and reverse reactions HI+CH3=I+CH4
Published in Chemical physics letters (07-12-2011)Get full text
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