Results 41 to 50 of about 21,954 (210)

Quantum Dot Light-Emitting Transistors-Powerful Research Tools and Their Future Applications [PDF]

open access: yes, 2020
In this progress report, the recent work in the field of light-emitting field-effect transistors (LEFETs) based on colloidal quantum dots (CQDs) as emitters is highlighted.
Maria A. Loi   +6 more
core   +1 more source

Manipulation of the through‐space interactions in diphenylmethane

open access: yesSmart Molecules, 2023
Through‐space interaction (TSI) has been proven to play an important role in the newly emerging clusteroluminescence (CL) phenomenon. However, it is still a big challenge to manipulate the TSI at the molecular level due to the unclear relationship ...
Weihao Tu   +9 more
doaj   +1 more source

Photoexcitation dynamics in solution-processed formamidinium lead iodide perovskite thin films for solar cell applications

open access: yesLight: Science & Applications, 2015
Formamidinium lead iodide (FAPbI3) is a newly developed hybrid perovskite that potentially can be used in high-efficiency solution-processed solar cells. Here, the temperature-dependent dynamic optical properties of three types of FAPbI3 perovskite films
Hong-Hua Fang   +5 more
doaj   +1 more source

Grain‐Specific Transitions Determine the Band Edge Luminescence in Dion–Jacobson Type 2D Perovskites

open access: yes, 2021
The photophysics of 2D perovskites incorporating 1,4‐phenylenedimethanammonium (PDMA) as spacer cations is studied. PDMAPbI 4 and PDMASnI 4 exhibit absorption and luminescence spectra dominated by excitonic transitions and an emission due to two ...
Maria A. Loi   +13 more
core   +1 more source

The influence of interchain interactions on the photophysics of conjugated polymers [PDF]

open access: yes, 2002
This thesis presents findings on the photoluminescence properties of two conjugated polymers with special interest paid to interchain interactions and chemical degradation. The delayed luminescence of thin films of poly(3-methyl-4-octyl-thiophene) (PMOT)
Hintschich, Susanne Ilona
core  

Organic Photochemistry and Photophysics

open access: yes, 2006
Featuring contributions from leading experts, Organic Photochemistry and Photophysics is a unique resource that addresses the organic photochemistry and photophysical behavior in aromatic molecules, thiocarbonyls, selected porphyrins, and ...

core   +1 more source

When do tripdoublet states fluoresce? A theoretical study of copper(II) porphyrin

open access: yesFrontiers in Chemistry, 2023
Open-shell molecules rarely fluoresce, due to their typically faster non-radiative relaxation rates compared to closed-shell ones. Even rarer is the fluorescence from states that have two more unpaired electrons than the open-shell ground state, since ...
Xingwen Wang   +4 more
doaj   +1 more source

Kinetics and Thermodynamics of Dye (Group VIII Metal)–Sensitized Nanocrystalline Titanium Dioxide Photoelectrodes [PDF]

open access: yes, 2004
This thesis reports a comprehensive series of experiments involving complementary kinetics and thermodynamic measurements directed at isolating the important individual reactions in dye-sensitized nanocrystalline titanium dioxide solar cells (DSSCs ...
Mayo, Elizabeth Idonia
core   +1 more source

Fully charmed tetraquark states in $$8_{[c\bar{c}]}\otimes 8_{[c\bar{c}]}$$ 8 [ c c ¯ ] ⊗ 8 [ c c ¯ ] color structure via QCD sum rules

open access: yesEuropean Physical Journal C: Particles and Fields
Stimulated by the recent experimental results on the fully-charm tetraquark states, we systematically calculate the mass spectra of the fully-charm tetraquark states in $$8_{[c\bar{c}]}\otimes 8_{[c\bar{c}]}$$ 8 [ c c ¯ ] ⊗ 8 [ c c ¯ ] color ...
Chun-Meng Tang   +2 more
doaj   +1 more source

Quantum dots coordinated with conjugated organic ligands: new nanomaterials with novel photophysics

open access: yesNanoscale Research Letters, 2007
CdSe quantum dots functionalized with oligo-(phenylene vinylene) (OPV) ligands (CdSe-OPV nanostructures) represent a new class of composite nanomaterials with significantly modified photophysics relative to bulk blends or isolated components.
Emrick Todd   +2 more
doaj   +1 more source

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