Results 21 to 30 of about 21,954 (210)

Determination of the up/down-quark mass within QCD sum rules in the scalar channel

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
In this work, we determine up/down-quark mass $$m_{q=u/d}$$ m q = u / d in the isoscalar scalar channel from both the Shifman–Vainshtein–Zakharov (SVZ) and the Monte-Carlo-based QCD sum rules.
Fang-Hui Yin   +3 more
doaj   +1 more source

Tailoring of Multisource Deposition Conditions towards Required Chemical Composition of Thin Films

open access: yesNanomaterials, 2022
The model to tailor the required chemical composition of thin films fabricated via multisource deposition, exploiting basic physicochemical constants of source materials, is developed.
Jan Gutwirth   +4 more
doaj   +1 more source

Donor-Acceptor Copolymers with 9-(2-Ethylhexyl)carbazole or Dibenzothiophene-5,5-dioxide Donor Units and 5,6-Difluorobenzo[c][1,2,5]thiadiazole Acceptor Units for Photonics

open access: yesNanomaterials, 2023
Semiconducting polymers, particularly of the third generation, including donor-acceptor (D-A) copolymers, are extensively studied due to their huge potential for photonic and electronic applications. Here, we report on two new D-A copolymers, CP1 and CP2,
Věra Cimrová   +3 more
doaj   +1 more source

Taking a closer look - how the microstructure of Dion-Jacobson perovskites governs their photophysics.

open access: yes, 2022
Scarce information is available on the thin film morphology of Dion-Jacobson halide perovskites. However, the microstructure can have a profound impact on a material's photophysics and its potential for optoelectronic applications.
Portale, Giuseppe; id_orcid   +11 more
core   +1 more source

Statistical Analysis of Copper(I) Iodide and Bis(Diphenylphosphino)alkane-Based Complexes and Coordination Polymers

open access: yesMolecules, 2023
The prediction of the metal cluster within a coordination polymer or complex, as well as the dimensionality of the resulting polymer or complex (i.e., 0D, 1D, 2D, or 3D), is often challenging.
Léo Boivin   +4 more
doaj   +1 more source

Photophysics of Pentacene-Doped Picene Thin Films [PDF]

open access: yes, 2018
Here, were report a study on picene nanocrystalline thin films doped with pentacene molecules. The thin films were grown by supersonic molecular beam deposition with a doping concentration that ranges between less than one molecule of pentacene for every
Marianna Manca   +16 more
core   +1 more source

Photophysical properties of corrphycenes [PDF]

open access: yesSpectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 2000
The photophysical properties of the Zn salt of octaethylcorrphycene (compound 1) and the doubly protonated octaethylcorrphycene (compound 2) were determined in benzene solutions. Fluorescence spectra and fluorescence quantum yields of phiF (1) = 0.03+/-0.02 and PF (2) = 0.06+/-0.02 were measured.
Mártire, Daniel Osvaldo   +2 more
openaire   +3 more sources

Photophysics, Molecular Reorientation in Solution and X-Ray Structure of a New Fluorescent Probe 1,7-Diazaperylene [PDF]

open access: yes, 1993
A new fluorescent molecule 1,7-diazaperylene (DP) has been investigated by means of time-resolved and steady-state polarized fluorescence spectroscopy, as well as X-ray spectroscopy.
Karolin, J.   +5 more
core   +1 more source

Tb3+ Photophysics: Mapping the radiative and non-radiative transition probabilities of [Tb(H2O)9]3+ using molecular photophysics

open access: yes, 2022
The study of optical transitions in lanthanides has evolved separately from molecular photophysics. However, the forbidden transitions can be accurately described using the framework developed in molecular photophysics.
Nicolaj, Kofod, Thomas, Just Sørensen
core   +1 more source

Photophysics of photothermal activation of plasmonic nanostructures [PDF]

open access: yes, 2021
This thesis primarily focuses on photophysics of charge and energy transfer in plasmonic structures. After an initial study of photothermal catalysis using silver bromide for methane activation which found the process to be unsuitable at 1 bar, the focus
O'Neill, Devin Brent
core   +1 more source

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