Results 11 to 20 of about 190,713 (360)

A Study of the Spectral Properties of Rhodamine (6G&B) DyesMixture Dissolved in Chloroform [PDF]

open access: yesEngineering and Technology Journal, 2012
The spectral properties (absorption and fluorescence) of laser dyes (R6G& R B)mixture have been studied; this type of laser dye belongs to the Xanthenes family,and has been dissolved in chloroform to prepare (1*10-5, 2*10-5, 5*10-5, 7*10-5, 1*10-4M) at ...
Slafa I. Ibrahim
doaj   +1 more source

Tracer Measurements in Growing Sea Ice Support Convective Gravity Drainage Parameterizations [PDF]

open access: yes, 2020
Gravity drainage is the dominant process redistributing solutes in growing sea ice. Modeling gravity drainage is therefore necessary to predict physical and biogeochemical variables in sea ice.
Bakker, D. C. E.   +6 more
core   +3 more sources

Facile Synthesis of Water-Soluble Rhodamine-Based Polymeric Chemosensors via Schiff Base Reaction for Fe3+ Detection and Living Cell Imaging

open access: yesFrontiers in Chemistry, 2022
Quantitative and accurate determination of iron ions play a vital role in maintaining environment and human health, but very few polymeric chemosensors were available for the detection of Fe3+ in aqueous solutions. Herein, a water-soluble rhodamine-poly (
Xiaoyong Qiu   +5 more
doaj   +1 more source

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

Evaluation of Fluorescent Cu2+ Probes: Instant Sensing, Cell Permeable Recognition and Quantitative Detection

open access: yesMolecules, 2021
By incorporating a rhodamine spirolactam structure as the recognition site for Cu2+, two novel probes were synthesized through a connection of rhodamine 6G acylhydrazine and 5-formyl-6-hydroxyl-4-methylcoumarin/2,4-dihydroxybenzaldehyde.
Hao He   +3 more
doaj   +1 more source

Sensors for Detection of the Synthetic Dye Rhodamine in Environmental Monitoring Based on SERS

open access: yesMicromachines, 2022
This article presents a review of many types of SERS sensors for food safety and environmental pollution monitoring based on detecting rhodamine. It introduces the basic concepts of substrates, enhancement factors, and mechanisms, devices’ sensors ...
Nguyen Tran Truc Phuong   +8 more
doaj   +1 more source

A New Boron–Rhodamine-Containing Carboxylic Acid as a Sugar Chemosensor

open access: yesSensors, 2023
We propose a boron–rhodamine-containing carboxylic acid (BRhoC) substance as a new sugar chemosensor. BRhoC was obtained by the Friedel–Crafts reaction of 4-formylbenzoic acid and N,N-dimethylphenylboronic acid, followed by chloranil oxidation.
Yuta Komori   +7 more
doaj   +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

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

Nitrogenated CQD decorated ZnO nanorods towards rapid photodegradation of rhodamine B: a combined experimental and theoretical approach [PDF]

open access: yesApplied Surface Science 563, 150315 (2021), 2021
In this work, hybridization of nonmetal nitrogen-doped carbon dots (NCQDs) with ZnO nanorods (NRs) is utilized towards better photocatalytic degradation of rhodamine B under ultraviolet (UV) irradiation. The structural characterization is confirmed by XRD, XPS, FTIR and HRTEM measurements, while, optical properties have been investigated using UV ...
arxiv   +1 more source

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