Results 141 to 150 of about 159,436 (257)

Promoting Electroreduction CO2 to Multi‐Carbon Products by Tailoring the *H Availability With Optimized Interfacial H2O Configuration

open access: yesAdvanced Science, EarlyView.
A catalysis system with adjustable interfacial H2O configuration was conducted by introducing ionomer into Cu. The increasing proportion of K+‐H2O can enhance the dissociation of H2O and improve the generation ability of *H, and the increasing proportion of 4‐HB‐H2O can accelerate the transfer speed of *H to *CO intermediates with the aid of strong ...
Dawei Zhou   +5 more
wiley   +1 more source

Self-referenced terahertz time-domain ATR spectroscopy of solutions

open access: yes
International audienceTerahertz spectroscopy and imaging have emerged as sophisticated, nondestructive tools for material analysis in physical and biomedical sciences, owing to their sensitivity to molecular vibrations.
Lordon, Blandine   +2 more
core   +1 more source

A Bifunctional Organosilane Additive for Dynamic pH Regulation and Interfacial Protection in Aqueous Zinc‐Ion Batteries

open access: yesAdvanced Science, EarlyView.
A novel multifunctional additive for aqueous zinc‐ion battery electrolytes can simultaneously dynamically adjust the pH in microzones, regulate the solvation structure of Zn2+, protect the interface, and form a stable solid‐state SEI film. This approach enables a dendrite‐free zinc anode and demonstrates excellent cycling stability and cycle life ...
Lina Pan   +5 more
wiley   +1 more source

ATR-FTIR spectroscopy analysis of mineral-preserved textiles from Viking Age women's graves in Vinjefjord, Norway

open access: yes
Recently excavated, mineral-preserved textile fragments recovered from three largely undisturbed Viking Age inhumation female graves in Vinjefjord, Mid-Norway were analysed by Fourier transform infrared spectroscopy (FTIR) equipped with attenuated total ...
Peacock, Elizabeth E.   +1 more
core  

Bound Water as a Reinforcing Element for Ultra‐Strong Polyacrylamide

open access: yesAdvanced Science, EarlyView.
Rather than acting as a conventional plasticizer, bound water serves as a reinforcing element in polyacrylamide by constructing strong PAM–water–PAM hydrogen‐bond networks. This water‐mediated architecture delivers ultra‐high mechanical strength and exceptional flame resistance, redefining the role of water in polymer reinforcement.
Sirawit Pruksawan   +10 more
wiley   +1 more source

Coordination‐Tuned Iridium Single‐Atom Nanozymes Boost Multienzyme Activity for Colorimetric Sensing

open access: yesAdvanced Science, EarlyView.
Breaking the coordination symmetry of Ir single‐atom sites through asymmetric Ir–N3S1 engineering tailors interfacial electron transfer, oxygen activation, and multienzyme‐like catalytic pathways. Operando spectroscopy and theoretical modeling uncover the atomic‐level origin of activity enhancement, providing a strategy for designing multifunctional ...
Tao Li   +10 more
wiley   +1 more source

ATR vowel harmony in Akposso

open access: yes, 1999
This paper presents a description of the vowel harmony system of Akposso (Uwi), a Kwa language of Ghana and Togo, one of only a handful of Kwa languages with a complete ten vowel system with ATR harmony. However, the tenth vowel, hi, does not function as
Coleen G. Anderson
core  

FTIR-Imaging of a Tintoretto-Fresco [PDF]

open access: yesBIO Web of Conferences
Ries Maximilian   +2 more
doaj   +1 more source

Adaptive Cu Reconstruction in Heterostructure Drives High‐Rate Nitrate‐to‐Ammonia Conversion

open access: yesAdvanced Science, EarlyView.
An adaptively reconstructed Cu/CoOX heterojunction, featuring a surface‐localized, hydroxyl‐rich oxidized Cu species, forms in situ from a CuO/CoOX (Co1Cu9OX) pre‐catalyst during electrochemical nitrate reduction. The self‐adaptive reconstruction and the incorporation of heterostructure regulate nitrogen‐containing intermediate adsorption and *H supply,
Chunyu Yuan   +5 more
wiley   +1 more source

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