Articles with "absorption spectra" as a keyword



Constructing Monolithic Perovskite/Organic Tandem Solar Cell with Efficiency of 22.0% via Reduced Open‐Circuit Voltage Loss and Broadened Absorption Spectra

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202108829

Abstract: Combining the high stability under UV light of the wide bandgap (WBG) perovskite solar cells (pero‐SCs) and the broad near‐infrared absorption spectra of the narrow bandgap (NBG) organic solar cells (OSCs), the perovskite/organic tandem solar… read more here.

Keywords: wbg pero; cell; perovskite organic; absorption spectra ... See more keywords

CDSpecTech: A single software suite for multiple chiroptical spectroscopic analyses.

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Published in 2017 at "Chirality"

DOI: 10.1002/chir.22691

Abstract: The program CDSpecTech was developed to facilitate the analysis of chiroptical spectra, which include the following: vibrational circular dichroism (VCD) and corresponding vibrational absorption (VA) spectra; vibrational Raman optical activity (VROA) and corresponding vibrational Raman… read more here.

Keywords: absorption spectra; analysis; theoretical spectra; program ... See more keywords

Optimized reconstruction of the absorption spectra of kidney tissues from the spectra of tissue components using the least squares method.

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Published in 2024 at "Journal of biophotonics"

DOI: 10.1002/jbio.202300466

Abstract: With the objective of developing new methods to acquire diagnostic information, the reconstruction of the broadband absorption coefficient spectra (μa[λ]) of healthy and chromophobe renal cell carcinoma kidney tissues was performed. By performing a weighted… read more here.

Keywords: least squares; absorption spectra; kidney tissues; using least ... See more keywords

Solvent Influence on Absorption Spectra and Tautomeric Equilibria of Symmetric Azomethine‐Functionalized Derivatives: Structural Elucidation and Computational Studies

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Published in 2022 at "ChemistryOpen"

DOI: 10.1002/open.202100237

Abstract: Abstract A new series of azomethine‐functionalized compounds was synthesized from the condensation of 2‐hydroxy‐1,3‐propanediamine and 2‐thienylcarboxaldehydes in the presence of a drying agent. The derivatives were spectroscopically characterized by NMR, LC‐MS, UV/Vis, IR and elemental… read more here.

Keywords: azomethine functionalized; absorption; solvent polarity; absorption spectra ... See more keywords

Modeling optical properties of polymer–solvent complexes: the chloroform influence on the P3HT and N2200 absorption spectra

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Published in 2017 at "Journal of Molecular Modeling"

DOI: 10.1007/s00894-016-3196-5

Abstract: AbstractThe optical properties of polymer/solvent systems composed by the polymers P3HT and PolyeraActivInk N2200 under the present of chloroform as solvent are experimentally and theoretically investigated using UV-Vis spectroscopy, molecular dynamics (MD), and density functional… read more here.

Keywords: polymer solvent; absorption spectra; solvent complexes; optical properties ... See more keywords

Phenomenological model and experimental study of DNA absorption spectra in THz range

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Published in 2017 at "Optical and Quantum Electronics"

DOI: 10.1007/s11082-017-0964-0

Abstract: The dielectric permittivity tensor is analyzed qualitatively for the DNA nematic liquid crystal in the THz frequency range. The analysis is performed within the self-consistent phonon approximation based on the PBD model. It is found… read more here.

Keywords: absorption; range; dna; absorption spectra ... See more keywords
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Tunable optical properties of Ni–Ag and Ni–Au nanoparticles in magneto-plasmonic nanostructures

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Published in 2020 at "Optical and Quantum Electronics"

DOI: 10.1007/s11082-020-02596-y

Abstract: The combined optical and magnetic properties of magneto-plasmonic nanoparticles makes them ideal candidates for various applications in biomedical fields. In the present work, the optical properties of Ni–Ag and Ni–Au bimetallic alloy nanoparticles with varying… read more here.

Keywords: absorption spectra; optical properties; magneto plasmonic; alloy nanoparticles ... See more keywords
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Absorption Spectra of Gold Nanoparticle Suspensions

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Published in 2018 at "Russian Physics Journal"

DOI: 10.1007/s11182-018-1264-2

Abstract: Three gold nanoparticle suspensions are obtained, and mean radii in distributions – (6.1 ± 0.2), (11.9 ± 0.3), and (17.3 ± 0.7) nm – are determined by the transmission electron microscopy method. The optical absorption… read more here.

Keywords: absorption; spectral dependences; absorption spectra; nanoparticle suspensions ... See more keywords

Analysis of collision-controlled time dependence of diffusion coefficient of polaron pairs from transient absorption spectra of conducting polymers

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Published in 2018 at "Chemical Papers"

DOI: 10.1007/s11696-018-0439-1

Abstract: We derived relations for time-dependent diffusion coefficient of photoexcited species determined from transient absorption spectra for various types of collision processes controlling decay of photoexcited species of conducting polymers. The method was applied for time-resolved… read more here.

Keywords: conducting polymers; absorption spectra; diffusion coefficient; time ... See more keywords

Unified analysis of optical absorption spectra of carotenoids based on a stochastic model.

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Published in 2018 at "Archives of biochemistry and biophysics"

DOI: 10.1016/j.abb.2018.04.021

Abstract: The chemical structures of the carotenoid molecules are very simple and one might think that their electronic features are easily predicted. However, there is still has so much unknown information excepting the correlation between the… read more here.

Keywords: absorption; optical absorption; stochastic model; absorption spectra ... See more keywords
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Charge Transfer Transitions Originating from Charged Amino Acids Account for 300-800 nm UV-Visible Electronic Absorption Spectra in Proteins

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Published in 2017 at "Biophysical Journal"

DOI: 10.1016/j.bpj.2016.11.1057

Abstract: The electronic absorption spectra of the protein folds are primarily characterized over the ultraviolet region (180 nm to 320 nm) of the electromagnetic spectrum with distinctive absorption features attributed to peptide bonds (∼ 190 nm)… read more here.

Keywords: absorption; charged amino; amino acids; absorption spectra ... See more keywords