Results 181 to 190 of about 17,173,630 (326)

Low‐Energy Electron‐Induced Dissociation of the Radiosensitizing Agent Sanazole

open access: yesChemPlusChem, EarlyView.
Employing mass spectrometry supported by quantum chemical calculations, electron attachment to gas‐phase and microhydrated sanazole, a hypoxic radiosensitizer, is examined. The results suggest that hydration closes and/or slows down the dissociation process and indicates that the initial mechanism of action in a reductive cell environment may be ...
Farhad Izadi   +5 more
wiley   +1 more source

Room‐Temperature Luminescence from a Biscyclometalated Platinum(II) Complex Bearing Radical as Ancillary Ligand

open access: yesChemPlusChem, EarlyView.
Biscyclometalated platinum(II) complex bearing a persistent radical is reported. The complex possesses a doublet emission excited state (D2) with a short excited state lifetime at room temperature and a long excited triplet (T1) excited state lifetime at 77 K.
Sandhya Verma   +6 more
wiley   +1 more source

How Donor–Bridge–Acceptor Orientation and Chemical Modification Affect the Thermally Activated Delayed Fluorescence Abilities of Boron‐Based Emitters

open access: yesChemPhotoChem, EarlyView.
Quantum chemistry has been used to investigate the key factors that determine the (reverse) intersystem crossing processes in boron‐based organic light‐emitting diode emitters. The ortho‐linked through‐space charge‐transfer compounds exhibit smaller singlet–triplet splittings than their para‐linked through‐bond charge‐transfer regioisomers.
Jeremy M. Kaminski   +2 more
wiley   +1 more source

Pathways to Aromatics in the Catalytic Pyrolysis of a Polyvinylchloride Model Compound Revealed by Operando Photoelectron Photoion Coincidence Spectroscopy

open access: yesChemSusChem, EarlyView.
How are aromatics formed during catalytic PVC pyrolysis? By utilizing photoelectron photoion coincidence spectroscopy, the cross‐linking reaction mechanism is unveiled to proceed via butadiene dimerization and trimerization, yielding 5‐ or 6‐membered ring species, which are the precursors for benzene, toluene, and xylenes.
Jovanni Cabana   +16 more
wiley   +1 more source

Adiabatic Energetic Annealing via Dual Single-Pixel Detection in an Optical Nonlinear Ising Machine. [PDF]

open access: yesACS Photonics
Olivieri L   +6 more
europepmc   +1 more source

Electrical Conductivities and Low Frequency Opacities in the Warm Dense Matter Regime

open access: yesContributions to Plasma Physics, EarlyView.
ABSTRACT In this article, we examine different approaches for calculating low frequency opacities in the warm dense matter regime. The relevance of the average‐atom approximation and of different models for calculating opacities, such as the Ziman or Ziman–Evans models is discussed and the results compared to ab initio simulations.
Mikael Tacu   +3 more
wiley   +1 more source

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