Results 151 to 160 of about 744,891 (357)

Poly(1,4‐anthraquinone) as an Organic Electrode Material: Interplay of the Electronic and Structural Properties due to the Unusual Lone‐Pair‐π Conjugation

open access: yesAdvanced Functional Materials, Volume 35, Issue 12, March 18, 2025.
In this study, the unique role of the unusual lone‐pair‐π conjugation mechanism in poly(1,4‐anthraquinone) (P14AQ) is explored as an organic electrode material. Unlike traditional π‐π interactions, P14AQ's conjugation involves lone pairs of oxygen atoms interacting with the π cloud of adjacent units, enabling stable charge transport even with minimal π‐
Xiaotong Zhang, Piotr de Silva
wiley   +1 more source

Mutagenic and Spectroscopic Investigation of pH Dependent CooA DNA Binding [PDF]

open access: yes, 2017
The carbon monoxide (CO) sensing heme protein, CooA, is a transcription factor which exists in several bacteria that utilize CO as an energy source. CooA positively regulates the expression of coo genes in the presence of CO such that the corresponding ...
Weaver, Brian R.
core   +1 more source

Interfacial Speciation Determines Interfacial Chemistry: X‐ray‐Induced Lithium Fluoride Formation from Water‐in‐salt Electrolytes on Solid Surfaces [PDF]

open access: hybrid, 2020
Hans‐Georg Steinrück   +12 more
openalex   +1 more source

How does the pore solution chemistry influence the passivation of reinforced alkali‐ and salt‐activated slag materials? [PDF]

open access: hybrid, 2023
Juan Pablo Gevaudan   +4 more
openalex   +1 more source

Creating cyclo-N$_5$$^{+}$ cation and assembling N$_5$$^{+}$N$_5$$^{-}$ salt via electronegativity co-matching in tailored ionic compounds [PDF]

open access: yesarXiv
The recent discovery of crystalline pentazolates marks a major advance in polynitrogen science and raises prospects of making the long-touted potent propellant N$_5$$^{+}$N$_5$$^{-}$ salt. However, despite the synthesis of cyclo-N$_5$$^{-}$ anion in pentazolates, counter cation cyclo-N$_5$$^{+}$ remains elusive due to the strong oxidizing power of ...
arxiv  

Exploring Dipolar Dynamics and Ionic Transport in Metal‐Organic Frameworks: Experimental and Theoretical Insights

open access: yesAdvanced Functional Materials, EarlyView.
In this study, the interplay of dipolar dynamics and ionic charge transport in MOF compounds is investigated. Synthesizing the novel structure CFA‐25 with integrated freely rotating dipolar groups, local and macroscopic effects, including interactions with Cs cations are explored.
Ralph Freund   +6 more
wiley   +1 more source

Molecular basis of pigment structural diversity in echinoderms

open access: yesiScience
Summary: The varied pigments found in animals play both ecological and physiological roles. Virtually all echinoderms contain putative pigment biosynthetic enzymes, the polyketide synthases (PKSs).
Feng Li, Zhenjian Lin, Eric W. Schmidt
doaj  

Utility of Immobilized Metal Salens as Electrocatalysts: Fuel Cells and Organic Electrosynthesis

open access: yesChemElectroChem
There have been significant advancements in the electrosynthesis of fuels and organic molecules, making it an increasingly sustainable and cost‐effective alternative to traditional chemical redox reagents. Early versions of these systems faced challenges
Zachary A. Nguyen, Shelley D. Minteer
doaj   +1 more source

Facile Synthesis of CuxS Electrocatalysts for CO2 Conversion into Formate and Study of Relations Between Cu and S with the Selectivity

open access: yesAdvanced Functional Materials, EarlyView.
Copper sulfide based electrocatalysts for CO2 conversion are selective for production of formate as major product. Transformations under electrochemical conditions result in significant sulfur loss, and this study examines the nature of how persistent, residual sulfur (observed as surface SO42– species and S dissolved in the electrolyte) can sustain ...
Sasho Stojkovikj   +8 more
wiley   +1 more source

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