J. P. Marcolongo

Publications14
h-index6
Citations129
Highly Influential Citations1
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Widely differing photochemical behavior in related octahedral {Ru-NO}6 compounds: intramolecular redox isomerism of the excited state controlling the photodelivery of NO.
trans-[(NC)Ru(py)(4)(mu-CN)Ru(py)(4)(NO)](3+) (py = pyridine) is a stable species in aqueous solution. It displays an intense absorption in the visible region of the spectrum (lambda(max) = 518 nm;… Expand
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Thermodynamics of Sodium Dodecyl Sulfate (SDS) Micellization: An Undergraduate Laboratory Experiment.
An undergraduate laboratory experiment is presented that allows a thermodynamic characterization of micelle formation of sodium dodecyl sulfate (SDS) in aqueous solutions. The critical micelle… Expand
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Nitrosodisulfide [S2NO]− (perthionitrite) is a true intermediate during the “cross-talk” of nitrosyl and sulfide
Nitrosodisulfide S2NO- is a controversial intermediate in the reactions of S-nitrosothiols with HS- that produce NO and HNO. QM-MM molecular dynamics simulations combined with TD-DFT analysis… Expand
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NO/H2S "Crosstalk" Reactions. The Role of Thionitrites (SNO-) and Perthionitrites (SSNO-).
The redox chemistry of H2S with NO and other oxidants containing the NO group is discussed on a mechanistic basis because of the expanding interest in their biological relevance, with an eye open to… Expand
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Nitrosodisulfide [S2NO]- (perthionitrite) is a true intermediate during the "cross-talk" of nitrosyl and sulfide.
Nitrosodisulfide S2NO- is a controversial intermediate in the reactions of S-nitrosothiols with HS- that produce NO and HNO. QM-MM molecular dynamics simulations combined with TD-DFT analysis… Expand
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Exploring the photo-stability of the {Ru(py)4}2+ fragment
Abstract Mononuclear Ru(II) tetrakis-pyridine species of general formula trans- [(Cl)Ru(py) 4 (X)] n + (X = Cl − , MeCN and CO) are thermally inert toward ligand exchange reactions at room… Expand
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A new ruthenium nitrosyl species based on a pendant-arm 1,4,8,11-tetraazacyclotetradecane (cyclam) derivative: An experimental and theoretical study
Abstract The complex cis -[Ru(L py )NO] 3+ ( I ) (L py  =  N -(2-methylpyridyl)1,4,8,11-tetraazacyclotetradecane) was prepared by the stoichiometric reaction between Ru(dmso) 4 Cl 2 and L py and an… Expand
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Thionitrous Acid/Thionitrite and Perthionitrite Intermediates in the “Crosstalk” of NO and H2S
Abstract The chemistry of aqueous NO and H2S as redox regulators of cellular and physiological responses in cardiovascular, immune or neurological tissues has raised the question of the overlapping… Expand
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Chemical Reactivity and Spectroscopy Explored From QM/MM Molecular Dynamics Simulations Using the LIO Code
In this work we present the current advances in the development and the applications of LIO, a lab-made code designed for density functional theory calculations in graphical processing units (GPU),… Expand
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A chemometric approach for determining the reaction quantum yields in consecutive photochemical processes.
A chemometric procedure to deal with spectroscopically monitored processes involving photochemical steps is fully described. The methodology makes it possible to work with reactions that involve… Expand
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