Results 51 to 60 of about 199,551 (268)

Highly Selective Toward HER or CO2RR by Regulating Cu Single and Dual Atoms on g‐C3N4

open access: yesAdvanced Functional Materials, EarlyView.
This systematic study provides insights into the design of electrocatalysts for hydrogen evolution reaction (HER) and carbon dioxide reduction (CO2RR). It serves as a useful guide for tuning catalyst architecture toward efficient multifunctional performance by varying synthetic parameters, demonstrating the impact of copper (Cu) species ranging from ...
Wan‐Ting Chen   +9 more
wiley   +1 more source

Ice Lithography: Recent Progress Opens a New Frontier of Opportunities

open access: yesAdvanced Functional Materials, EarlyView.
This review focuses on recent advancements in ice lithography, including breakthroughs in compatible precursors and substrates, processes and applications, hardware, and digital methods. Moreover, it offers a roadmap to uncover innovation opportunities for ice lithography in fields such as biological, nanoengineering and microsystems, biophysics and ...
Bingdong Chang   +9 more
wiley   +1 more source

Chemical components analysis of handmade alcoholic beverages with special focus on psychoactive drugs as adulterants

open access: yesMethodsX
Handmade alcoholic beverages are produced in clandestine laboratories. There are reports concerning the of counterfeit alcoholic beverages adulterated with psychoactive drugs.
Morvarid Sadat Miri   +3 more
doaj   +1 more source

Separation of brain monosialoganglioside molecular species by high-performance liquid chromatography.

open access: yesJournal of Lipid Research, 1984
A method for the separation of molecular species of brain monosialogangliosides by high-performance liquid chromatography is described. GM4, GM3, GM2, and GM1 were purified from human brain and their individual molecular species were separated on a C18 ...
H Kadowaki, J E Evans, R H McCluer
doaj   +1 more source

Bipolar Hydrogen Production by Hybrid Water Electrolysis

open access: yesAdvanced Functional Materials, EarlyView.
This review focuses on the recent advances in uniqueness bipolar H2 production from the oxidation of representative small molecules, including 5‐hydroxymethylfurfural, formaldehyde, alcohols, and N‐heterocycle amides. The target electrocatalysts and the underlying mechanisms are discussed in respect to specific substrate oxidation.
Jiachen Li   +5 more
wiley   +1 more source

Studies of canine adrenal polyenoic acids: locating double bonds by periodate-permanganate oxidation and gas-liquid chromatography*

open access: yesJournal of Lipid Research, 1962
An improved micromethod has been developed for the location of double bonds in some naturally occurring polyenoic acids by oxidative cleavage of olefinic bonds with a mixture of periodate and permanganate (von Rudloff's oxidant) and analysis of the ...
Ta-Chuang Lo Chang, Charles C. Sweeley
doaj   +1 more source

Peptide Sequencing With Single Acid Resolution Using a Sub‐Nanometer Diameter Pore

open access: yesAdvanced Functional Materials, EarlyView.
To sequence a single molecule of Aβ1−42–sodium dodecyl sulfate (SDS), the aggregate is forced through a sub‐nanopore 0.4 nm in diameter spanning a 4.0 nm thick membrane. The figure is a visual molecular dynamics (VMD) snapshot depicting the translocation of Aβ1−42–SDS through the pore; only the peptide, the SDS, the Na+ (yellow/green) and Cl− (cyan ...
Apurba Paul   +8 more
wiley   +1 more source

Arachidonate epoxygenase: identification of epoxyeicosatrienoic acids in rabbit kidney.

open access: yesJournal of Lipid Research, 1987
Epoxyeicosatrienoic acids were isolated and purified from female rabbit kidneys. They were identified as a group, prior to resolution, by packed column gas-liquid chromatography-mass spectroscopic techniques as their methyl esters as well as their ...
J R Falck   +5 more
doaj   +1 more source

Anomalous Stiffening of a Conjugated Polymer During Electrochemical Oxidation

open access: yesAdvanced Functional Materials, EarlyView.
The electromechanical response of a thienothiophene‐based conjugated polymer with triethylene glycol side chains is investigated. Electrochemical nanoindentation and atomic force microscopy reveal a modest and reversible increase in elastic modulus at room temperature upon electrochemical oxidation.
Judith Pons i Tarrés   +17 more
wiley   +1 more source

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