Results 181 to 190 of about 142,148 (337)

Color Changes in Gels Composed of Hydrogen‐Bonding Donor–Acceptor–Donor‐Type Fluorenone Derivatives and Short‐Chain Polyethylene Glycol in Response to Ionic Species

open access: yesChemistry – An Asian Journal, EarlyView.
Fluorenone‐based donor–acceptor–donor‐type supramolecular gelators with urethane groups separated by oligo(ethylene glycol) linkers were developed. The addition of alkali metal cations induces a significant fluorescence color change by altering the balance between the emission from the locally excited and the twisted intramolecular charge transfer ...
Syota Yamada   +3 more
wiley   +1 more source

Signal interference between drugs and metabolites in LC-ESI-MS quantitative analysis and its evaluation strategy

open access: yesJournal of Pharmaceutical Analysis
Liquid chromatography-electrospray ionization tandem mass spectrometry (LC-ESI-MS) is a widely utilized technique for in vivo pharmaceutical analysis. Ionization interference within electrospray ion source, occurring between drugs and metabolites, can ...
Fulin Jiang   +8 more
doaj  

Advanced Characterization of Lithium‐Ion Battery Electrolytes Using Ultra‐high Resolution Mass Spectrometry and Nuclear Magnetic Resonance Spectroscopy

open access: yesBatteries &Supercaps, EarlyView.
Electricity storage is vital for the renewable energy transition, with lithium‐ion batteries (LIBs) as the leading technology. The LIB electrolyte composition determines their performance, lifespan, and charging capacity. Sensitive to water, LIB electrolytes require inert conditions for their analysis.
Julien Maillard   +9 more
wiley   +1 more source

Detection of IDH mutation in glioma by desorption electrospray ionization (DESI) tandem mass spectrometry. [PDF]

open access: yesSci Rep
Shahi M   +5 more
europepmc   +1 more source

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