Results 11 to 20 of about 513,540 (340)

Preparation, characterization, and nonlinear optical properties of graphene oxide thin film doped with low chirality metallic SWCNTs

open access: yesJournal of Materials Research and Technology, 2021
We present non-linear optical properties of graphene oxide (GO) doped with low chirality metallic single walled carbon nanotubes (m-SWCNTs) thin films. The weight percentage of the m-SWCNTs was 5, 10, and 20 wt%.
Asmaa M. Abozied   +6 more
doaj   +1 more source

Time-resolved FRET fluorescence spectroscopy of visible fluorescent protein pairs [PDF]

open access: yes, 2010
Förster resonance energy transfer (FRET) is a powerful method for obtaining information about small-scale lengths between biomacromolecules. Visible fluorescent proteins (VFPs) are widely used as spectrally different FRET pairs, where one VFP acts as a ...
Birch, D.J.S.   +6 more
core   +7 more sources

Research Progress of Fluorescence Spectrum Analysis Technology in Food Detection

open access: yesShipin gongye ke-ji, 2022
As a testing technology for food, fluorescence spectrometry has the advantages of convenient, sensitive and efficient detection of complex and trace components in food.
Xin SHI   +4 more
doaj   +1 more source

Effect of Ge doping on the material properties of sprayed Cu2SnS3 thin films

open access: yesResults in Optics, 2023
A facile spray pyrolysis processing of ternary Cu2SnS3 and Cu2Sn1−xGexS3 absorbers is presented. The Cu2SnS3 and Cu2Sn1−xGexS3 thin films were sprayed onto both glass and Mo substrates at 350 °C and then annealed at 550 °C with S and SnS/GeS crystals ...
Mohamed H. Sayed   +2 more
doaj   +1 more source

Fluorescence Fluctuation Spectroscopy [PDF]

open access: yesMethods, 1999
The analysis of the intensity fluctuation of a fluorescence signal from a relatively small volume and from a few molecules contains information about the distribution of different species present in the solution and about kinetic parameters of the system.
Chen, Yan   +3 more
openaire   +4 more sources

Characterization of the Interactions between Minocycline Hydrochloride and Trypsin with Spectroscopic and Molecular Docking Technology

open access: yesMolecules, 2023
In the current study, the interaction of minocycline hydrochloride (MC) and trypsin (TRP) was studied using fluorescence spectroscopy, synchronous fluorescence spectroscopy, three-dimensional fluorescence spectroscopy, UV-Vis spectroscopy, and molecular ...
Xiaoxia Wang   +6 more
doaj   +1 more source

Dataset on the shooting and rooting ability of Morus alba using waste tea residue derived carbon dots as an alternative of growth plant stimulator

open access: yesData in Brief, 2020
The data article ex vitro (vegetative plant propagation) culture techniques are sustainable alternatives to the large-scale production of economically important plant species.
Ravindra D. Waghmare   +4 more
doaj   +1 more source

Exploratory analysis of excitation-emission matrix fluorescence spectra with self-organizing maps as a basis for determination of organic matter removal efficiency at water treatment works [PDF]

open access: yes, 2009
In the paper, the self-organizing map (SOM) was employed for the exploratory analysis of fluorescence excitation-emission data characterizing organic matter removal efficiency at 16 water treatment works in the UK.
Andy Baker   +29 more
core   +1 more source

A superior bright NIR luminescent nanoparticle preparation and indicating calcium signaling detection in cells and small animals

open access: yesCell & Bioscience, 2018
Background Near-field fluorescence (NFF) effects were employed to develop a novel near-infrared (NIR) luminescent nanoparticle (LNP) with superior brightness. The LNP is used as imaging contrast agent for cellular and small animal imaging and furthermore
Jian Zhang, Joseph. R. Lakowicz
doaj   +1 more source

Spectroscopic characterization of reaction centers of the (M)Y210W mutant of the photosynthetic bacterium Rhodobacter sphaeroides [PDF]

open access: yes, 1994
The tyrosine-(M)210 of the reaction center of Rhodobacter sphaeroides 2.4.1 has been changed to a tryptophan using site-directed mutagenesis. The reaction center of this mutant has been characterized by low-temperature absorption and fluorescence ...
Arlt, Thomas   +10 more
core   +1 more source

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