Results 81 to 90 of about 9,588,223 (387)

Beads‐on‐string hierarchical structured electrocatalysts for efficient oxygen reduction reaction

open access: yesCarbon Energy, 2023
Rational design of hierarchically structured electrocatalysts is particularly important for electrocatalytic oxygen reduction reaction (ORR). Here, ZIF‐67 crystals are stringed on core–shell Ag@C nanocables using a coordination‐modulated process.
Yang Yuan   +8 more
doaj   +1 more source

Direct single-molecule dynamic detection of chemical reactions

open access: yesScience Advances, 2018
The dynamic process of a nucleophilic addition reaction has been investigated in graphene-molecule single-molecule junctions. Single-molecule detection can reveal time trajectories and reaction pathways of individual intermediates/transition states in ...
Jianxin Guan   +10 more
semanticscholar   +1 more source

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

Surficial Functionalization of Monolithic Carbon Electrode via Femtosecond Laser Treatment

open access: yesChemElectroChem
Carbon materials are promising to fulfill the worldwide need for advanced materials in many areas, particularly in electrochemical applications. However, achieving both high conductivity and surface functionalization in carbon electrodes remains a ...
Yuxiao Ding   +8 more
doaj   +1 more source

Artemisia Capillaris Leaf Extract as Corrosion Inhibitor for Q235 Steel in HCl Solution and its Synergistic Inhibition Effect with L‐Cysteine

open access: yesChemElectroChem, 2023
Artemisia capillaris leaf extract (ACLE) for corrosion inhibition of Q235 steel at 25–65 °C in 1 m HCl was analyzed by weight loss measurements, electrochemical tests, and quantum chemical calculations.
Mingming Zhang   +3 more
doaj   +1 more source

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Self-assembled dendrimer polyamide nanofilms with enhanced effective pore area for ion separation

open access: yesNature Communications
Membrane technology using well-defined pore structure can achieve high ion purity and recovery. However, fine-tuning the inner pore structure of the separation nanofilm to be uniform and enhance the effective pore area is still challenging.
Bingbing Yuan   +12 more
doaj   +1 more source

The interstellar gas-phase chemistry of HCN and HNC

open access: yes, 2014
We review the reactions involving HCN and HNC in dark molecular clouds to elucidate new chemical sources and sinks of these isomers. We find that the most important reactions for the HCN-HNC system are Dissociative Recombination (DR) reactions of HCNH ...
Hickson, Kevin M.   +2 more
core   +3 more sources

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Probing the Effect of Spectator Anions on Chloride Adsorption for Selective Oxygen Evolution Reaction over Ni Catalysts

open access: yesChemElectroChem
Water electrolysis is a promising route to green hydrogen production, but its operation in chloride‐containing electrolytes (e.g., seawater) is hindered by the competing chlorine evolution reaction (CER) that lowers oxygen evolution reaction (OER ...
Kahyun Ham   +4 more
doaj   +1 more source

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