Search Results - "Wesołowski, Tomasz A"
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Importance of the Intermolecular Pauli Repulsion in Embedding Calculations for Molecular Properties: The Case of Excitation Energies for a Chromophore in Hydrogen-Bonded Environments
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (08-09-2011)“…In embedding methods such as those labeled commonly as QM/MM, the embedding operator is frequently approximated by the electrostatic potential generated by…”
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Spectral Tuning of Rhodopsin and Visual Cone Pigments
Published in Journal of the American Chemical Society (19-02-2014)“…Retinal is the light-absorbing biochromophore responsible for the activation of vision pigments and light-driven ion pumps. Nature has evolved molecular tuning…”
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3
Origin of the Solvatochromism in Organic Fluorophores with Flexible Side Chains: A Case Study of Flugi‑2
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (30-05-2019)“…The emission band for Flugi-2 solvated in dimethyl sulfoxide (DMSO) is obtained from the combined quantum–classical simulations in which the quantum…”
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Embedding vs Supermolecular Strategies in Evaluating the Hydrogen-Bonding-Induced Shifts of Excitation Energies
Published in Journal of chemical theory and computation (14-06-2011)“…Shifts in the excitation energy of the organic chromophore, cis-7-hydroxyquinoline (cis-7HQ), corresponding to the π → π* transition in cis-7HQ and induced by…”
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Embedding a multideterminantal wave function in an orbital-free environment
Published in Physical review. A, Atomic, molecular, and optical physics (01-01-2008)Get full text
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Equilibrium Geometries of Noncovalently Bound Intermolecular Complexes Derived from Subsystem Formulation of Density Functional Theory
Published in Journal of chemical theory and computation (01-05-2007)“…The subsystem formulation of density functional theory is used to obtain equilibrium geometries and interaction energies for a representative set of…”
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OpenMolcas: From Source Code to Insight
Published in Journal of chemical theory and computation (12-11-2019)“…In this Article we describe the OpenMolcas environment and invite the computational chemistry community to collaborate. The open-source project already…”
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Interaction energies in non-covalently bound intermolecular complexes derived using the subsystem formulation of density functional theory
Published in Journal of molecular modeling (01-07-2007)“…Interaction energies for a representative sample of 39 intermolecular complexes are calculated using two computational approaches based on the subsystem…”
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Nonlinearity of the Bifunctional of the Nonadditive Kinetic Energy: Numerical Consequences in Orbital-Free Embedding Calculations
Published in Journal of chemical theory and computation (01-11-2006)“…The bifunctional of the nonadditive kinetic energy in the reference system of noninteracting electrons ( [ρA, ρB] = T s[ρA + ρB] − T s[ρA] − T s[ρB]) is the…”
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10
Frozen-Density Embedding Strategy for Multilevel Simulations of Electronic Structure
Published in Chemical reviews (24-06-2015)Get full text
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Water trapped in dibenzo-18-crown-6: Theoretical and spectroscopic (IR, Raman) studies
Published in Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy (15-05-2006)“…Experimental (IR and Raman) and theoretical (Kohn-Sham calculations) methods are used in a combined analysis aimed at refining the available structural data…”
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Modeling Solvatochromic Shifts Using the Orbital-Free Embedding Potential at Statistically Mechanically Averaged Solvent Density
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (27-05-2010)“…The correspondence between the exact embedding potential and the pair of the electron densitiesthat of the embedded molecule and that of its environment…”
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13
Frontiers in Multiscale Modeling of Photoreceptor Proteins
Published in Photochemistry and photobiology (01-03-2021)“…This perspective article highlights the challenges in the theoretical description of photoreceptor proteins using multiscale modeling, as discussed at the…”
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The deconvolution analysis of ATR-FTIR spectra of diacetylene during UV exposure
Published in Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy (05-08-2019)“…We performed a detailed deconvolution analysis of ATR-FTIR peaks of a common diacetylene, 10,12-tricosadiynoic acid (TRCDA) during the polymerization and the…”
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Hydrogen-Bonding-Induced Shifts of the Excitation Energies in Nucleic Acid Bases: An Interplay between Electrostatic and Electron Density Overlap Effects
Published in Journal of the American Chemical Society (22-09-2004)“…The theoretically calculated dimerization-induced shifts of the lowest excitation energies in two model systems, adenine−thymine and guanine−cytosine base…”
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Looking for the Origin of Allosteric Cooperativity in Metallopolymers
Published in Chemistry : a European journal (06-06-2016)“…The basic concept of allosteric cooperativity used in biology, chemistry and physics states that any change in the intermolecular host–guest interactions…”
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LiSc(BH4)4: A Novel Salt of Li+ and Discrete Sc(BH4)4 − Complex Anions
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (21-08-2008)“…LiSc(BH4)4 has been prepared by ball milling of LiBH4 and ScCl3. Vibrational spectroscopy indicates the presence of discrete Sc(BH4)4 − ions. DFT calculations…”
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Optimizing Sensitization Processes in Dinuclear Luminescent Lanthanide Oligomers: Selection of Rigid Aromatic Spacers
Published in Journal of the American Chemical Society (12-10-2011)“…This work illustrates a simple approach for optimizing the lanthanide luminescence in molecular dinuclear lanthanide complexes and identifies a particular…”
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On the Correlation Potential in Frozen-Density Embedding Theory
Published in Journal of chemical theory and computation (10-11-2020)“…The correlation functional E c[ρ] known in Levy’s constrained search formulation of density functional theory is also one of the components of the energy…”
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An Explicit Quantum Chemical Method for Modeling Large Solvation Shells Applied to Aminocoumarin C151
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (01-09-2005)“…The absorption spectra of aminocoumarin C151 in water and n-hexane solution are investigated by an explicit quantum chemical solvent model. We improved the…”
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