Results 31 to 40 of about 273,352 (345)

N-[6-(Dimethylamino)-9-phenyl-3H-telluroxanthen-3-ylidene]-N-methylmethanaminium hexafluorophosphate monoclinic polymorph

open access: yesIUCrData, 2021
The title compound C23H23N2Te+·PF6−, is a monoclinic polymorph of the previously reported triclinic structure [Calitree et al. (2007). Organometallics, 26, 6248–6257].
Shea Myers   +2 more
doaj   +1 more source

Green synthesis and characterization of tin dioxide nanoparticles for photocatalytic and antimicrobial studies

open access: yesMaterials Research Express, 2020
The tin dioxide nanoparticles (SnO _2 NPs) were fabricated via eco-friendly process using Daphne mucronata ( D. mucronata ) leaves extract as capping and reducing agent.
Sirajul Haq   +8 more
doaj   +1 more source

A general method to optimize and functionalize red-shifted rhodamine dyes

open access: yesNature Methods, 2020
Expanding the palette of fluorescent dyes is vital to push the frontier of biological imaging. Although rhodamine dyes remain the premier type of small-molecule fluorophore owing to their bioavailability and brightness, variants excited with far-red or ...
J. Grimm   +12 more
semanticscholar   +1 more source

Tuning the Anti(myco)bacterial Activity of 3-Hydroxy-4-pyridinone Chelators through Fluorophores

open access: yesPharmaceuticals, 2018
Controlling the sources of Fe available to pathogens is one of the possible strategies that can be successfully used by novel antibacterial drugs. We focused our interest on the design of chelators to address Mycobacterium avium infections.
Maria Rangel   +3 more
doaj   +1 more source

Fabrication of Active Polymer Optical Fibers by Solution Doping and Their Characterization [PDF]

open access: yes, 2018
This paper employs the solution-doping technique for the fabrication of active polymer optical fibers (POFs), in which the dopant molecules are directly incorporated into the core of non-doped uncladded fibers. Firstly, we characterize the insertion of a
Arrospide Zabala, Eneko   +6 more
core   +2 more sources

A Near-Infrared Fluorescent Probe Based on a FRET Rhodamine Donor Linked to a Cyanine Acceptor for Sensitive Detection of Intracellular pH Alternations

open access: yesMolecules, 2018
A fluorescence resonance energy transfer (FRET)-based near-infrared fluorescent probe (B+) for double-checked sensitive detection of intracellular pH changes has been synthesized by binding a near-infrared rhodamine donor to a near-infrared cyanine ...
Yibin Zhang   +7 more
doaj   +1 more source

Strain sensing based on radiative emission-absorption mechanism using dye-doped polymer optical fiber [PDF]

open access: yes, 2017
A stress sensor based on a dye-doped polymeric optical fiber is able to detect stress by simple comparison of two luminescence peaks from a pair of energy transfer organic dyes. Coumarin 540A (donor) and Rhodamine 6G (acceptor) were doped in the core and
R. Furukawa, S. Kamimura
core   +2 more sources

Rhodamine B Pentyl Ester and its Methyl, Ethyl, Propyl, and Butyl Homologues

open access: yesMolbank, 2006
n ...
Justin A. Ross   +4 more
doaj   +1 more source

Luminescent solar concentrators. 2: Experimental and theoretical analysis of their possible efficiencies [PDF]

open access: yes, 1981
Experimental techniques are developed to determine the applicability of a particular luminescing center for use in a luminescent solar concentrator (LSC). The relevant steady-state characteristics of eighteen common organic laser dyes are given.
Batchelder, J. S.   +2 more
core   +1 more source

Staining and peeling of the internal limiting membrane using a fluorescent dye (Rhodamine 6 G) [PDF]

open access: yes, 2008
Aim: To assess whether low concentrations of a fluorescent dye such as Rhodamine 6G would help the unaided human eye visualise the vitreous and the internal limiting membrane (ILM) under standard halogen illumination.Material/methods: The UV/Vis ...
Haritoglou, Christos   +6 more
core   +1 more source

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