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Issue DateTitleAuthor(s)TypeAccess
12012Accurate Potential Energy Surfaces and Beyond: Chemical Reactivity, Binding, Long-Range Interactions, and SpectroscopyBytautas, Laimutis; Bowman, Joel M.; Huang, Xinchuan; Varandas, António J. C. articleopenAccess
22000Singularities in the Hamiltonian at electronic degeneraciesVarandas, A. J. C. ; Xu, Z. R. articleopenAccess
32001Ab initio theoretical calculation and potential energy surface for ground-state HO3Yu, H. G. ; Varandas, A. J. C. articleopenAccess
42006Accurate MRCI study of ground-state N2H2 potential energy surfaceBiczysko, M. ; Poveda, L. A. ; Varandas, A. J. C. articleopenAccess
523-Jul-1998Trajectory Surface Hopping Study of the Li + Li2(X1Σg+) Dissociation ReactionVoronin, A. I. ; Marques, J. M. C. ; Varandas, A. J. C. articleopenAccess
610-Oct-2002Six-Dimensional Energy-Switching Potential Energy Surface for HeHCNAnsari, Wazir-ul H. ; Varandas, António J. C. articleopenAccess
75-Feb-2004Are Vibrationally Excited Molecules a Clue for the “O3 Deficit Problem” and “HOx Dilemma” in the Middle Atmosphere?Varandas, A. J. C. articleopenAccess
830-May-2002Dynamics Study of the OH + O2 Branching Atmospheric Reaction. 4. Influence of Vibrational Relaxation in Collisions Involving Highly Excited SpeciesGarrido, J. D. ; Caridade, P. J. S. B. ; Varandas, A. J. C. articleopenAccess
923-Apr-2009Accurate Double Many-Body Expansion Potential Energy Surface for the Lowest Singlet State of MethyleneJoseph, S. ; Varandas, A. J. C. articleopenAccess
1022-Mar-2001Vibrational Calculations for the HD2 First-Excited Electronic State Using a Coordinate-Transformation TechniqueXu, Z. R. ; Varandas, A. J. C. articleopenAccess
117-Feb-2008A Theoretical Study of Rate Coefficients for the O + NO Vibrational RelaxationCaridade, P. J. S. B. ; Mota, V. C. ; Mohallem, J. R. ; Varandas, A. J. C. articleopenAccess
1217-Mar-2005Unimolecular and Bimolecular Calculations for HN2Caridade, P. J. S. B. ; Rodrigues, S. P. J. ; Sousa, F. ; Varandas, A. J. C. articleopenAccess
132007Kinetics and dynamics of O + OClO reaction in a modified many-body expansion potential energy surface for ClO3Teixeira, O. B. M. ; Marques, J. M. C. ; Varandas, A. J. C. articleopenAccess
1416-Dec-1999Mode Specificity Study in Unimolecular Dissociation of Nonrotating H2O, DHO, and MuHO MoleculesLlanio-Trujillo, J. L. ; Marques, J. M. C. ; Varandas, A. J. C. articleopenAccess
1519-Jan-2006New Double Many-Body Expansion Potential Energy Surface for Ground-State HCN from a Multiproperty Fit to Accurate ab Initio Energies and Rovibrational CalculationsVarandas, A. J. C. ; Rodrigues, S. P. J. articleopenAccess
162000Superfícies de energia potencial, propriedades eléctricas, espetroscopia e reactividade de sistemas moleculares.Rodrigues, Sérgio Paulo Jorge doctoralThesisembargoedAccess
172003Theoretical studies of unimolecular and bimolecular reactions: from electronic structure to dynamics.Trujillo, Jorge Luís Llanio doctoralThesisembargoedAccess
1831-Oct-1996Dynamics Study of the H + ArO2 Multichannel ReactionMarques, J. M. C. ; Wang, W. ; Pais, A. A. C. C. ; Varandas, A. J. C. articleopenAccess
192008Application of renormalized coupled-cluster methods to potential function of waterPiecuch, Piotr ; Wloch, Marta ; Varandas, António J. C. articleopenAccess
2027-Jun-2002A Direct Evaluation of the Partition Function and Thermodynamic Data for Water at High TemperaturesPrudente, Frederico V. ; Varandas, António J. C. articleopenAccess
2131-May-2001Calculation of the Rovibrational Partition Function Using Classical Methods with Quantum CorrectionsPrudente, Frederico V. ; Riganelli, Antonio ; Varandas, António J. C. articleopenAccess
2228-Dec-2006Dynamics Study of the OH + O3 Atmospheric Reaction with Both Reactants Vibrationally ExcitedZhang, Lei ; Luo, Pingya ; Huang, Zhiyu ; Varandas, António J. C. articleopenAccess
23Jun-1988A realistic hydroperoxo(~X2A") potential energy surface from the double many-body expansion methodVarandas, A. J. C. ; Brandão, J. ; Quintales, L. A. M. articleopenAccess
2422-Feb-2007Recalibrated Double Many-Body Expansion Potential Energy Surface and Dynamics Calculations for HN2Caridade, P. J. S. B. ; Poveda, L. A. ; Rodrigues, S. P. J. ; Varandas, A. J. C. articleopenAccess
25Jul-1992Exponentiating trajectories on a realistic potentil energy surface for sodium trimeraMorais, V. M. F. ; Varandas, A. J. C. articleopenAccess
262006Extrapolating potential energy surfaces by scaling electron correlation at a single geometryVarandas, A. J. C. ; Piecuch, P. articleopenAccess
2715-Nov-2001Dynamics Study of the O2(v) + HO2 Atmospheric ReactionZhang, Lei ; Varandas, António J. C. articleopenAccess
282-May-1996Dynamics of the Li + Li2 Reaction: Coexistence of Statistical and Direct AttributesPais, A. A. C. C. ; Voronin, A. I. ; Varandas, A. J. C. articleopenAccess
2912-Dec-2002Dynamics Study of the O2 + HO2 Atmospheric Reaction with Both Reactants Highly Vibrationally ExcitedZhang, L. ; Varandas, A. J. C. articleopenAccess
3026-Jun-1997Toward a Single-Valued DMBE Potential Energy Surface for CHNO(3A). 1. Diatomic FragmentsJimeno, P. ; Rayez, J. C. ; Abreu, P. E. ; Varandas, A. J. C. articleopenAccess
312007Trajectory binning scheme and non-active treatment of zero-point energy leakage in quasi-classical dynamicsVarandas, A. J. C. articleopenAccess
321-Sep-2008An ab initio study of the interaction between He and C36 with extrapolation to the one electron basis set limitVarandas, A. J. C. articleopenAccess
3320-Nov-1997Quantum Dynamical Rate Constant for the H + O3 Reaction Using a Six-Dimensional Double Many-Body Expansion Potential Energy SurfaceSzichman, H. ; Baer, M. ; Varandas, A. J. C. articleopenAccess
34Jul-1988Quasiclassical trajectory calculations of the thermal rate coefficient for the oxygen atom + hydroxyl .fwdarw. oxygen + hydrogen atom reaction on realistic double many-body expansion potential energy surfaces for ground-state hydroperoxyQuintales, L. A. M. ; Varandas, A. J. C. ; Alvariño, J. M. articleopenAccess
3527-Aug-1998Quasiclassical Trajectory Study of the Environmental Reaction O + HO2 → OH + O2Wang, W. ; González-Jonte, R. ; Varandas, A. J. C. articleopenAccess
3624-Jun-1999Dynamics Study of the HO(v‘=0) + O2(v‘ ‘) Branching Atmospheric Reaction. 1. Formation of Hydroperoxyl RadicalGarrido, J. D. ; Caridade, P. J. S. B. ; Varandas, A. J. C. articleopenAccess
3718-Oct-2001On the Rovibrational Partition Function of Molecular Hydrogen at High TemperaturesRiganelli, Antonio ; Prudente, Frederico V. ; Varandas, António J. C. articleopenAccess
382005What are the Implications of Nonequilibrium in the O+OH and O+HO2 Reactions?Varandas, A. J. C. articleopenAccess
3914-Oct-1999Monte Carlo Simulation Approach to Internal Partition Functions for van der Waals MoleculesRiganelli, A. ; Wang, W. ; Varandas, A. J. C. articleopenAccess
4016-Oct-2008Extrapolating to the One-Electron Basis Set Limit in Polarizability CalculationsJunqueira, G. M. A. ; Varandas, A. J. C. articleopenAccess
4112-Aug-1999On the Rate Constant for the Association Reaction H + CN + Ar → HCN + ArRodrigues, S. P. J. ; Varandas, A. J. C. articleopenAccess
4217-Jul-2003Dynamics Study of the Reaction S + O2 → SO + O and Its Reverse on a Single-Valued Double Many-Body Expansion Potential Energy Surface for Ground-State SO2Rodrigues, S. P. J. ; Varandas, A. J. C. articleopenAccess
431998Energy switching potential energy surfaces and spectra of the van der Waals modes for the ArHCN moleculeVarandas, A. J. C. ; Rodrigues, S. P. J. ; Gomes, P. A. J. articleopenAccess
442002Existence of strictly diabatic basis sets for the two-state problemKryachko, Eugene S. ; Varandas, António J. C. articleopenAccess
452005A novel accurate representation of a double-valued potential energy surface by the DMBE method. Application to triplet H3+(a3E')Varandas, António J. C. ; Alijah, Alexander ; Cernei, Mihail articleopenAccess
4614-Oct-2004Dynamics Study of the O + HO2 Reaction Using Two DMBE Potential Energy Surfaces: The Role of Vibrational ExcitationSilveira, Dora M. ; Caridade, Pedro J. S. B. ; Varandas, António J. C. articleopenAccess
4724-Jan-2002Single-Valued Double Many-Body Expansion Potential Energy Surface of Ground-State SO2Rodrigues, S. P. J. ; Sabín, J. A. ; Varandas, A. J. C. articleopenAccess
482000On the behavior of single-surface nuclear wavefunctions in the vicinity of the conical intersection for an X3 systemVarandas, A. J. C. ; Xu, Z. R. articleopenAccess
4925-Apr-2002A VTST Study of the H + O3 and O + HO2 Reactions Using a Six-dimensional DMBE Potential Energy Surface for Ground State HO3Fernández-Ramos, A. ; Varandas, A. J. C. articleopenAccess
502012Potential energy surfaces and dynamics of atmospheric reactionsGalvão, Breno Rodrigues Lamaghere doctoralThesisopenAccess
Results 1-50 of 112 (Search time: 1.842 seconds).