Results 101 to 110 of about 327,547 (230)

Thermosensitive Nanostructured Coacervates Developed by Mixing ABA‐ and AB‐Block Copolymers and Their Unique Sustained Release of Nano‐Micelles in a Regulated Manner

open access: yesSmall, EarlyView.
Polyion complex micelles composed of blends of ABA and AB block copolymers can form coacervates with a hexagonally packed cylinder nanostructure after heating. The resulting coacervates can release the micelles under physiological conditions in a zero‐order kinetics, possessing cargo proteins.
Takumi Egashira   +9 more
wiley   +1 more source

Comprehensive characterization and understanding of micro-fuel cells operating at high methanol concentrations

open access: yesBeilstein Journal of Nanotechnology, 2015
We report on the analysis of the performance of each electrode of an air-breathing passive micro-direct methanol fuel cell (µDMFC) during polarization, stabilization and discharge, with CH3OH (2–20 M). A reference electrode with a microcapillary was used
Aldo S. Gago   +4 more
doaj   +1 more source

Unbiased Tandem System for Simultaneous Methane and Glycerol Upgrading to Formic Acid Under Ambient Conditions

open access: yesSmall, EarlyView.
A bias‐free photovoltaic‐photoelectrochemical tandem system enables simultaneous methane and glycerol upgrading to formic acid under ambient conditions. The cathode generates hydrogen peroxide for methane oxidation, while the photoanode efficiently oxidizes glycerol.
Ho Kun Woo   +5 more
wiley   +1 more source

A building-block Royal Road where crossover is provably essential

open access: yes, 2007
One of the most controversial yet enduring hypotheses about what genetic algorithms (GAs) are good for concerns the idea that GAs process building-blocks.
Richard A. Watson   +3 more
core   +2 more sources

Oxaziridines: Versatile Reagents in Modern Organic Synthesis

open access: yesThe Chemical Record, EarlyView.
Being capable of transferring an O atom and N‐group/atom, oxaziridines are considered multitasking agents. These are employed for diverse organic transformations, such as epoxidation of olefins, α‐ and γ‐hydroxylation/amination of carbonyl compounds, oxidation of sulfides, [3+2]cycloaddition with unsaturated systems.
Ajeet Chandra   +2 more
wiley   +1 more source

The Effect of a Reduction in the Catalyst Loading on a Mini Passive Direct Methanol Fuel Cell

open access: yesEnergies
Mini passive direct methanol fuel cells (mpDMFCs) appear to be a promising alternative for powering portable devices, since they use a liquid fuel, have a fast refuelling time, have a high efficiency and have a low environmental impact.
C. S. Moreira   +2 more
doaj   +1 more source

Dapagliflozin Alters Plasma Metabolome in Patients With Type 1 Diabetes During Ketosis

open access: yesDiabetes, Obesity and Metabolism, EarlyView.
ABSTRACT Aims Use of sodium‐glucose cotransporter 2 inhibitors (SGLT2i) in patients with type 1 diabetes (T1D) is limited by increased risk of ketoacidosis. We aimed to determine metabolic pathways affected by SGLT2i treatment in adults with T1D during ketosis induced by insulin withdrawal.
Rosa Yang   +6 more
wiley   +1 more source

Recent advances and future prospects in methanol fuel cell technologies

open access: yesDiscover Electrochemistry
Purpose To review the current advances, persistent challenges, and future prospects of methanol fuel cell technologies, thereby supporting the transition toward low-carbon energy systems.
Alexander I. Ikeuba   +8 more
doaj   +1 more source

A selective electrocatalyst-based direct methanol fuel cell operated at high concentrations of methanol

open access: yes, 2017
Owing to the serious crossover of methanol from the anode to the cathode through the polymer electrolyte membrane, direct methanol fuel cells (DMFCs) usually use dilute methanol solutions as fuel.
Feng, Yan, Yang, Jun, Liu, Hui
core   +1 more source

Electrified Carbon‐Neutral Methanol Production Pathways: A Multiscale Techno‐Economic‐Environmental Assessment Based on the UK Energy System

open access: yesAdvanced Chemical Engineering, Volume 1, Issue 2, December 2026.
A two‐scale framework bridges process‐level physics and system‐level decision‐making for electrified green methanol production. Replacing computationally demanding reactor simulations with an interpretable symbolic‐regression surrogate enables rapid techno‐economic and life‐cycle assessment. The framework reveals how process performance propagates into
Yuanjing Zhao   +5 more
wiley   +1 more source

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