Search Results - "Sølling, Theis"

Heavy-Atom-Substituted Nucleobases in Photodynamic Applications: Substitution of Sulfur with Selenium in 6‑Thioguanine Induces a Remarkable Increase in the Rate of Triplet Decay in 6‑Selenoguanine by Farrell, Kieran M, Brister, Matthew M, Pittelkow, Michael, Sølling, Theis I, Crespo-Hernández, Carlos E

“…Sulfur substitution of carbonyl oxygen atoms of DNA/RNA nucleobases promotes ultrafast intersystem crossing and near-unity triplet yields that are being used…”
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Ultrafast Events of Photoexcited Iron(III) Chloride for Activation of Benzylic C–H Bonds by Venkatraman, Ravi Kumar, Tolba, Amal Hassan, Sølling, Theis I., Cibulka, Radek, El-Zohry, Ahmed M.

“…The usage of rare-earth-metal catalysts in the synthesis of organic compounds is widespread in chemical industries but is limited owing to its environmental…”
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Benzylic Thio and Seleno Newman–Kwart Rearrangements by Eriksen, Kristina, Ulfkjær, Anne, Sølling, Theis I, Pittelkow, Michael

“…The thermally induced OBn → SBn and OBn → SeBn migration reactions facilitate the rearrangement of O-benzyl thio- and selenocarbamates [BnOC­(X)­NMe2] (X = S…”
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Conserving Coherence and Storing Energy during Internal Conversion: Photoinduced Dynamics of cis- and trans-Azobenzene Radical Cations by Munkerup, Kristin, Romanov, Dmitri, Bohinski, Timothy, Stephansen, Anne B, Levis, Robert J, Sølling, Theis I

“…Light harvesting via energy storage in azobenzene has been a key topic for decades and the process of energy distribution over the molecular degrees of freedom…”
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Inverting the Selectivity of the Newman–Kwart Rearrangement via One Electron Oxidation at Room Temperature by Pedersen, Stephan K, Ulfkjær, Anne, Newman, Madeleine N, Yogarasa, Sarangki, Petersen, Anne U, Sølling, Theis I, Pittelkow, Michael

“…The discovery that the Newman–Kwart rearrangement can be performed at room temperature by action of a simple and readily available oxidant, cerium ammonium…”
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Tools to Investigate Structure at Hydrocarbon–Air Interfaces: Field-Induced Droplet Ionization Mass Spectrometry and Sum-Frequency Generation with Pulsed Lasers by Sølling, Theis I., El Zohry, Ahmed M., Ali, A. H. M. Emon, Baldelli, Steven, Beauchamp, Jesse L.

“…An overview is presented relating to the use of field-induced droplet ionization (FIDI) and sum-frequency generation (SFG) to unravel questions pertaining to…”
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The consequences of two distinct reaction coordinates in the decomposition of the ethylamine cation conformers by Petersen, Allan C., Sølling, Theis I.

“…[Display omitted] •CH3CH2NH2+ is shown to loose CH3 accompanied by a bimodal kinetic energy release.•CH3CH2NH2+ exists as two conformers.•Methyl loss is…”
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Revisiting the photophysics of 9-fluorenone: Ultrafast time-resolved fluorescence and theoretical studies by Chang, Chih-Wei, Sølling, Theis I., Diau, Eric Wei-Guang

“…The CO bending motion is key to ISC and solvent effects determine whether ISC is allowed because the state ordering is changing with solvent polarity to open…”
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Molecular Transport across Oil-Brine Interfaces Impacts Interfacial Tension: Time-Effects in Buoyant and Pendant Drop Measurements by Binabdi, Ali, Palm-Henriksen, Gustav, Olesen, Kristian B, Andersson, Martin P, Sølling, Theis Ivan

“…The buoyant drop method is a ubiquitous tool for addressing phenomena at the liquid-liquid interface via the determination of the interfacial tension (IFT)…”
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The Influence of Push–Pull States on the Ultrafast Intersystem Crossing in Nitroaromatics by López-Arteaga, Rafael, Stephansen, Anne B., Guarin, Cesar A., Sølling, Theis I., Peon, Jorge

“…The photochemistry of nitro-substituted polyaromatic compounds is generally determined by the rapid decay of its S1 state and the rapid population of its…”
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Conformational Impact on Energy Storage Efficiency of Subphthalocyanine–Fullerene Hybrids by Lissau, Jonas Sandby, Viñas Muñoz, Alberto, Gotfredsen, Henrik, Jevric, Martyn, Nielsen, Mogens Brøndsted, Sølling, Theis I

“…Hybrid molecules involving subphthalocyanine and Buckminsterfullerene derivatives are interesting candidates as heavy metal free triplet sensitizers…”
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Symmetry-induced kinetic isotope effects in the dissociation dynamics of CHCl3+ and CHCl4 by Petersen, Allan Christian, Sølling, Theis I., Waters, Max D.J.

“…Loss of Cl from CHCl3+ with little excess energy is found to proceed via two distinct pathways, the reaction channel which is being followed is determined by a…”
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Electronic Predissociation in the Dichloromethane Cation CH 2 Cl 2 + Electronic State 2 A 1 by Petersen, Allan Christian, Koerstz, Mads, Mikkelsen, Kurt V, Sølling, Theis I

“…The loss of a Cl atom from metastable CH Cl in the mass-analyzed ion kinetic energy experiment is characterized by a borderline zero kinetic energy release and…”
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The role of novel Rydberg-valence behaviour in the non-adiabatic dynamics of tertiary aliphatic amines by Thompson, James O. F, Klein, Liv B, Sølling, Theis I, Paterson, Martin J, Townsend, Dave

“…Time-resolved photoelectron imaging was used to study non-adiabatic relaxation dynamics in N , N -dimethylisopropylamine, N , N -dimethylpropylamine and N…”
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Transient IR Spectroscopic Observation of Singlet and Triplet States of 2‑Nitrofluorene: Revisiting the Photophysics of Nitroaromatics by Larsen, Martin A. B, Thøgersen, Jan, Stephansen, Anne B, Peon, Jorge, Sølling, Theis I, Keiding, Søren R

“…The dynamics of 2-nitrofluorene (2-NF) in deuterated acetonitrile is studied using UV pump, IR probe femtosecond transient absorption spectroscopy. Upon…”
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Internal conversion mediated by specific nuclear motions: The nitrogen inversion in amines by Klein, Liv B., Sølling, Theis I.

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Interpretation of the Ultrafast Photoinduced Processes in Pentacene Thin Films by Kuhlman, Thomas S, Kongsted, Jacob, Mikkelsen, Kurt V, Møller, Klaus B, Sølling, Theis I

“…Ambiguity remains in the models explaining the photoinduced dynamics in pentacene thin films as observed in pump−probe experiments. One model advocates exciton…”
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Putting the Disulfide Bridge at Risk: How UV‐C Radiation Leads to Ultrafast Rupture of the S‐S Bond by Larsen, Martin A. B., Skov, Anders B., Clausen, Christian M., Ruddock, Jennifer, Stankus, Brian, Weber, Peter M., Sølling, Theis I.

“…We investigate the ultrafast photoinduced dynamics of the cyclic disulfide 1,2‐dithiane upon 200 nm excitation by time‐resolved photoelectron spectroscopy and…”
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Coherent Motion Reveals Non-Ergodic Nature of Internal Conversion between Excited States by Kuhlman, Thomas S., Sølling, Theis I., Møller, Klaus B.

“…We found that specific nuclear motion along low‐frequency modes is effective in coupling electronic states and that this motion prevail in some small…”
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Distortion dependent intersystem crossing: A femtosecond time-resolved photoelectron spectroscopy study of benzene, toluene, and p-xylene by Stephansen, Anne B., Sølling, Theis I.

“…The competition between ultrafast intersystem crossing and internal conversion in benzene, toluene, and p-xylene is investigated with time-resolved…”
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