Search Results - "Lago, Alexsandre F."
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Destruction and multiple ionization of PAHs by X-rays in circumnuclear regions of AGNs
Published in Monthly notices of the Royal Astronomical Society (01-09-2019)“…ABSTRACT The infrared signatures of polycyclic aromatic hydrocarbons (PAHs) are observed in a variety of astrophysical objects, including the circumnuclear…”
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VUV-Induced Photodissociation of the Chloroacetone Molecule Studied by Photoelectron-Photoion Coincidence Spectroscopy
Published in Journal of the American Society for Mass Spectrometry (04-08-2021)“…The dissociative photoionization dynamics of the chloroacetone molecule (C3H5OCl) in the gas phase, induced by vacuum ultraviolet (VUV) synchrotron radiation…”
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Investigation of the molecular structure and VUV‐induced ion dissociation dynamics of 2‐azetidinone (C3H5NO)
Published in Rapid communications in mass spectrometry (15-02-2021)“…Rationale The class of active components of the group of β‐lactam antibiotics is very important for several fields and applications, although their stability…”
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Experimental and Computational Studies on the Gas-Phase Acidity of 5,5-Dialkyl Barbituric Acids
Published in Journal of the American Society for Mass Spectrometry (04-08-2021)“…The gas phase acidities (GA) of 5,5-alkylbarbituric acids have been experimentally determined by electrospray ionization-triple quadrupole (ESI-TQ) mass…”
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Energetics and structural properties of neutral and deprotonated phenyl carbinols
Published in The Journal of chemical thermodynamics (01-06-2016)“…•We determined ΔfHm0(g) of neutral and deprotonated (in the OH group) phenyl-carbinols.•DFT/M05-2X is a good method to estimate ΔfHm0(g) and GA values for…”
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Neutral, Ion Gas-Phase Energetics and Structural Properties of Hydroxybenzophenones
Published in Journal of organic chemistry (16-04-2010)“…We have carried out a study of the energetics, structural, and physical properties of o-, m-, and p-hydroxybenzophenone neutral molecules, C13H10O2, and their…”
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Thermochemical and structural properties of DMAN-“proton sponges”
Published in The Journal of chemical thermodynamics (01-11-2012)“…[Display omitted] ► We determined the enthalpy of formation ΔfHmo(g) of neutral and protonated DMAN. ► It has been estimated the “strain” effect and hydrogen…”
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Intrinsic (gas-phase) acidity and basicity of paracetamol
Published in ARKIVOC (23-08-2013)Get full text
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Neutral and cation 1,2-dichloropropane molecular structures and energies investigated by DFT and ab initio methods
Published in Computational and theoretical chemistry (01-10-2024)“…[Display omitted] •The molecular structures of the neutral and cation 1,2-dichloropropane (C3H6Cl2) have been studied.•Three stable conformations have been…”
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Investigation of the neutral and cation chloroacetone molecular structures and spectroscopic properties by ab initio and density functional theory methods
Published in Journal of molecular structure (15-11-2020)“…A theoretical study on the structural, electronic and spectroscopic properties for the isolated chloroacetone (C3H5OCl) and its molecular cation was performed…”
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Gas-phase proton affinity and basicity of hydroxybenzophenones
Published in Chemical physics letters (01-12-2018)“…[Display omitted] •Experimental gas phase Proton Affinity (PA) and Basicity (GB) of hydroxybenzophenones.•PA (and GB) experimental values are consistent with…”
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Characterization of organic isomers: CID fragmentation technique on protonated hydroxybenzophenone isomers
Published in ARKIVOC free online journal of organic chemistry (10-02-2020)Get full text
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Destruction and multiple ionization of PAHs by X-rays in circumnuclear regions of AGNs
Published 15-04-2019“…The infrared signatures of polycyclic aromatic hydrocarbons (PAHs) are observed in a variety of astrophysical objects, including the circumnuclear medium of…”
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