Search Results - "CAMINATI, WALTHER"
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1
The Barrier to Proton Transfer in the Dimer of Formic Acid: A Pure Rotational Study
Published in Angewandte Chemie International Edition (14-01-2019)“…The rotational spectra of three C‐deuterated isotopologues of the dimer of formic acid have been measured, thanks to the small dipole moment induced by…”
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2
The LAM of the Rings: Large Amplitude Motions in Aromatic Molecules Studied by Microwave Spectroscopy
Published in Molecules (Basel, Switzerland) (20-06-2022)“…Large amplitude motions (LAMs) form a fundamental phenomenon that demands the development of specific theoretical and Hamiltonian models. In recent years,…”
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3
Skeletal Torsion Tunneling and Methyl Internal Rotation: The Coupled Large Amplitude Motions in Phenyl Acetate
Published in Molecules (Basel, Switzerland) (23-04-2022)“…The rotational spectrum of phenyl acetate, CH COOC H , is measured using a free jet absorption millimeter-wave spectrometer in the range from 60 to 78 GHz and…”
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4
All Five Forms of Cytosine Revealed in the Gas Phase
Published in Angewandte Chemie International Edition (18-02-2013)“…Give me five! All five tautomers and conformers of cytosine were characterized in the gas phase by laser ablation molecular beam Fourier transform microwave…”
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5
Conformational Equilibria in Bimolecules of Carboxylic Acids: A Rotational Study of Fluoroacetic Acid–Acrylic Acid
Published in The journal of physical chemistry letters (05-09-2013)“…The rotational spectra of three conformers of the fluoroacetic acid–acrylic acid bimolecule have been assigned by pulsed jet Fourier Transform microwave…”
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6
A rotational study of the molecular complex tert-butanol⋯1,4-dioxane
Published in Chemical physics letters (06-10-2011)“…[Display omitted] ► The axial conformer of tert-butanol⋯1,4-dioxane has been detected. ► The rotational constants increase upon deuteration of the hydroxyl…”
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7
Proton Transfer in Homodimers of Carboxylic Acids: The Rotational Spectrum of the Dimer of Acrylic Acid
Published in Journal of the American Chemical Society (21-11-2012)“…The dimer of acrylic acid can exist in two forms, depending on the entgegen or zusammen orientations of the two allyl groups. The latter one (zusammen) has a…”
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8
Quantum Effects for a Proton in a Low-Barrier, Double-Well Potential: Core Level Photoemission Spectroscopy of Acetylacetone
Published in The journal of physical chemistry letters (01-02-2018)“…We have performed core level photoemission spectroscopy of gaseous acetylacetone, its fully deuterated form, and two derivatives, benzoylacetone and…”
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9
Relative Strengths of the OH⋅⋅⋅Cl and OH⋅⋅⋅F Hydrogen Bonds
Published in Angewandte Chemie International Edition (03-04-2006)“…Which bond goes where? The observed conformer of H2O⋅⋅⋅ClFCH2 displays one OH⋅⋅⋅Cl and two weak CH⋅⋅⋅O hydrogen‐bonding interactions. The dissociation energy…”
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From Transient to Induced Permanent Chirality in 2-Propanol upon Dimerization: A Rotational Study
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (13-01-2011)“…Five different hydrogen-bonded conformers of the dimer of 2-propanol have been characterized by Fourier transform microwave spectroscopy. In all observed…”
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11
Weak C−H···O and C−H···F−C Hydrogen Bonds in the Oxirane−Trifluoromethane Dimer
Published in Journal of the American Chemical Society (17-03-2004)“…The oxirane−trifluoromethane dimer generated in a supersonic expansion has been characterized by Fourier transform microwave spectroscopy. The rotational…”
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12
Molecular Recognition of Chiral Conformers: A Rotational Study of the Dimers of Glycidol
Published in Journal of the American Chemical Society (22-10-2008)“…Two homochiral dimers of glycidol, deriving from two different conformers, have been characterized by rotational spectroscopy in a supersonic expansion…”
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13
Dynamical Behavior and Dipole-Dipole Interactions of Tetrafluoromethane-Water
Published in Angewandte Chemie International Edition (13-10-2006)“…Top stuff: The configuration of tetrafluoromethane–water is driven by dipole–dipole interactions rather than hydrogen bonds. The complex, which consists of a…”
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14
The free jet microwave spectrum of 2-phenylethylamine-water
Published in Physical chemistry chemical physics : PCCP (01-01-2010)“…We observed the rotational spectrum of the 1:1 molecular adduct between 2-phenylethylamine and water (normal and H(2)(18)O species) by free jet absorption…”
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15
The Conformational Landscape of Nicotinoids: Solving the Conformational Disparity of Anabasine
Published in Chemistry : a European journal (03-09-2010)“…The conformational landscape of the alkaloid anabasine (neonicotine) has been investigated by using rotational spectroscopy and ab initio calculations. The…”
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16
Tautomeric equilibrium and hydroxyl group internal rotation in 4-hydroxypyridine
Published in Chemical physics letters (03-07-2006)“…The hydroxyl group in 4-hydroxy-pyridine is tunnelling from τ = 0° to τ = 180° with a frequency of 7.97(4) MHz through a barrier to internal rotation V 2 =…”
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17
Modeling the internal rotation tunnelling in benzyl alcohol by ring fluorination: The rotational spectrum of 3,5-difluorobenzyl alcohol
Published in Chemical physics letters (2019)“…[Display omitted] •The MW spectrum of of the 3,5-difluorobenzyl alcohol was recorded and analyzed.•The spectroscopic experimental parameters were compared to…”
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18
Nucleic Acid Bases in the Gas Phase
Published in Angewandte Chemie (International ed.) (16-11-2009)“…Laser ablation or desorption overcomes the problem of the thermal instability of some nucleobases upon vaporization for studies of their…”
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Internal dynamics in complexes of water with organic molecules. Details of the internal motions in tert-butylalcohol-water
Published in Physical chemistry chemical physics : PCCP (21-11-2010)“…The peculiar propensity of water to have a high internal dynamic activity in its molecular complexes with organic molecules is described in this paper. Often,…”
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The Hydrogen Bond and Beyond: Perspectives for Rotational Investigations of Non‐Covalent Interactions
Published in Chemistry : a European journal (02-09-2019)“…In the last decade, experiment and theory have expanded our vision of non‐covalent interactions (NCIs), shifting the focus from the conventional hydrogen bond…”
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