Results 11 to 20 of about 48,690 (295)

Electrochemical testing of carbon materials as bromine electrodes for the hydrogen-bromine redox flow battery [PDF]

open access: yes, 2022
Hydrogen-bromine (H2-Br2) redox flow batteries (RFBs) have gained a lot of interest due to their advantages in mitigating the performance shortcomings of conventional zinc-bromine and vanadium flow batteries.
A Asokan (21946412)   +5 more
core   +5 more sources

Halogenation of the N‐Terminus Tyrosine 10 Promotes Supramolecular Stabilization of the Amyloid‐β Sequence 7–12

open access: yesChemistryOpen, 2020
Here, we demonstrate that introduction of halogen atoms at the tyrosine 10 phenol ring of the DSGYEV sequence derived from the flexible amyloid‐β N‐terminus, promotes its self‐assembly in the solid state.
Dr. Daniele Maiolo   +11 more
doaj   +1 more source

Rapid Carbon Formation from Spontaneous Reaction of Ferrocene and Liquid Bromine at Ambient Conditions

open access: yesNanomaterials, 2020
Herein, we present an interesting route to carbon derived from ferrocene without pyrolysis. Specifically, the direct contact of the metallocene with liquid bromine at ambient conditions released rapidly and spontaneously carbon soot, the latter ...
Nikolaos Chalmpes   +5 more
doaj   +1 more source

Electrochemical Bromofunctionalization of Alkenes and Alkynes—To Sustainability and Beyond

open access: yesSustainable Chemistry, 2022
The electrochemical generation of highly reactive and hazardous bromine under controlled conditions as well as the reduction of surplus oxidizers and reagent waste has placed electrochemical synthesis in a highlighted position.
Lilla G. Gombos, Siegfried R. Waldvogel
doaj   +1 more source

Gadolinium and Bio-Metal Association: A Concentration Dependency Tested in a Renal Allograft and Investigated by Micro-Synchrotron XRF

open access: yesJournal of Imaging, 2022
Aims: This study aimed to investigate gadolinium (Gd) and bio-metals in a renal allograft of a patient who was shortly after transplantation repeatedly exposed to a Gd-based contrast agent (GBCA), with the purpose of determining whether Gd can be proven ...
Wolf Osterode   +2 more
doaj   +1 more source

A High-Performance Aqueous Zinc-Bromine Static Battery

open access: yesiScience, 2020
Summary: The highly reversible zinc-bromine redox couple has been successfully applied in the zinc-bromine flow batteries; however, non-electroactive pump/pipe/reservoir parts and ion-selective membranes are essential to suppress the bromine diffusion ...
Lujie Gao   +6 more
doaj   +1 more source

Selective Bromination of Acetophenone Derivatives with Bromine in Methanol. [PDF]

open access: yesChemInform, 2003
AbstractFor Abstract see ChemInform Abstract in Full Text.
Jonalee Goswami, Goswami, Amrit
openaire   +2 more sources

BROMINE IN THE POPLAR LEAVES OF URBAN AREAS: NATURAL AND ANTHROPOGENIC SOURCES OF SCATTERING

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2021
Relevance of the work. Bromine is a tolassophilic, organophilic and essential element. The combination of natural and anthropogenic sources of dispersion of this element determines the complexity and multifactorial nature of its entry into the ...
Dmitry V. Yusupov   +7 more
doaj   +1 more source

Regioselective bromination: Synthesis of brominated methoxyquinolines

open access: yesTetrahedron, 2017
Abstract Simple synthetic methods are described for the synthesis of valuable polyfunctional brominated methoxyquinolines 10–13, 20–21, and 24–25. Three regioselective routes are described for convenient preparation of brominated methoxyquinolines at the C-2, C-3, and C-5 positions with consecutive reaction steps under mild reaction conditions using ...
Cakmak, Osman, Okten, Salih
openaire   +4 more sources

Determination of Bromine and Iodine in Rock, Soil, and Sediments by Inductively Coupled Plasma-Mass Spectrometry Using Pyrohydrolysis with Liquid Nitrogen Trap

open access: yesYankuang ceshi, 2016
The available extraction methods for the determination of Br and I in geological samples, include semifusion, aqua ammoniae closed digestion and pyrohydrolysis.
SONG Ping, WEN Hong-li
doaj   +1 more source

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