Results 51 to 60 of about 188,214 (296)

Electroactive Metal–Organic Frameworks for Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
Electrocatalysis is crucial in sustainable energy conversion as it enables efficient chemical transformations. The review discusses how metal–organic frameworks can revolutionize this field by offering tailorable structures and active site tunability, enabling efficient and selective electrocatalytic processes.
Irena Senkovska   +7 more
wiley   +1 more source

Auto‐Generated Valence States in Electrocatalysts for Boosting Oxygen and Hydrogen Evolution Kinetics in Alkaline Water/Alkaline Seawater/Simulated Seawater/Natural Seawater

open access: yesAdvanced Functional Materials, EarlyView.
This review systematically highlights the latest achievements in mixed‐valence states relevant to hydrogen and oxygen evolution reactions, providing essential insights into future directions and methods for large‐scale practical implementation. This critical review is expected to provide an overview of recent advancements in diverse valence‐state metal
Jitendra N. Tiwari   +4 more
wiley   +1 more source

Voices from the Past: compositional approaches to using recorded speech [PDF]

open access: yes, 2006
This paper investigates some of the ways in which composers and sound artists have used recordings of speech, especially in works mediated by technology.
Lane, Cathy
core   +1 more source

Breathable Graphene Oxide‐Polymer Composite Membranes With Two‐Step Barrier Mechanism Against Nerve Agents

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Breathable membranes that reject chemical warfare agents (CWAs) are required for next‐generation protective apparel. A dual‐function graphene oxide (GO)‐polyamine architecture is introduced that addresses the long‐standing tradeoff between vapor transmission and CWA selectivity.
Hyungjun Kim   +6 more
wiley   +1 more source

Actions speak louder than words: comparing automatic imitation and verbal command [PDF]

open access: yes, 2008
Automatic imitation – copying observed actions without intention – is known to occur, not only in neurological patients and those with developmental disorders, but also in healthy, typically-developing adults and children.
Badets, A., Gillmeister, H., Heyes, C.
core  

A new golden frog species of the genus Diasporus (Amphibia, Eleutherodactylidae) from the Cordillera Central, western Panama [PDF]

open access: yes, 2012
We describe the frog species Diasporus citrinobapheussp. n. from the Cordillera Central of western Panama. The new species differs from all other species in its genus in coloration, disk cover and disk pad shape, skin texture, advertisement call, and ...
Hauenschild, Frank   +3 more
core   +3 more sources

Anomalous Pressure‐Temperature Ultrahigh Sensitivities in Atomically Engineered Carbonitride MXenes for Multifunctional Wearable Human–Machine Interfaces: Joint Computational–Experimental Elucidations

open access: yesAdvanced Functional Materials, EarlyView.
Atomically engineered layered 2D Ti3CNTz carbonitride MXene exhibits ultrahigh heat and pressure sensitivity, enabling dual‐mode sensors with 300%–400% performance enhancement and durability for real‐time health‐monitoring interface devices. Precise nitrogen incorporation (e.g., Ti3C1.8N0.2Tz) boosts conductivity, enhancing temperature response, while ...
Debananda Mohapatra   +12 more
wiley   +1 more source

Rules of song development and their use in vocal interactions by birds with large repertoires

open access: yesAnais da Academia Brasileira de Ciências, 2004
Songbirds are well known for settling their disputes by vocal signals, and their singing plays a dominant role. Most studies on this issue have concentrated on bird species that develop and use small vocal repertoires.
Nicole Geberzahn, Henrike Hultsch
doaj   +1 more source

An overview of the question-response system in American English conversation [PDF]

open access: yes, 2010
This article, part of a 10 language comparative project on question–response sequences, discusses these sequences in American English conversation.
Stivers, T.
core   +2 more sources

Dominical : Suite pour quatuor vocal et piano

open access: yesTextyles, 2005
Ecrit en 1911, vingt ans apres le texte qu’il illustre, le quatuor vocal de Paul Ladmirault, compositeur breton, traduit en musique les impressions populaires esquissees par le poete belge, dans ses quelques tableaux d’inspiration symboliste. Ladmirault construit sa partition sur cinq poemes extraits du recueil Dominical (1892) de Max Elskamp, cinq ...
openaire   +2 more sources

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