Results 131 to 140 of about 388,603 (295)

Advanced Air Electrodes for Reversible Protonic Ceramic Electrochemical Cells: A Comprehensive Review

open access: yesAdvanced Materials, EarlyView.
Reversible protonic ceramic electrochemical cells (R‐PCECs) face challenges from sluggish and unstable oxygen reduction and evolution reactions in the air electrode. This review discusses recent progress in triple‐conducting air electrodes, emphasizing mechanisms, performance factors, and design strategies, offering guidance for creating efficient and ...
Xi Chen   +8 more
wiley   +1 more source

Promovendo a sustentabilidade: Uma experiência de partilha entre a escola e a comunidade envolvente [PDF]

open access: yes, 2006
Para promover a inclusão de adultos que vivenciaram insucesso escolar, a escola pública portuguesa desenvolveu currículos alternativos ao currículo nacional, adaptados a públicos-alvo específicos.
Courela, Conceição, César, Margarida
core  

Mechanochemistry for Metal–Organic Frameworks and Covalent–Organic Frameworks (MOFs, COFs): Methods, Materials, and Mechanisms

open access: yesAdvanced Materials, EarlyView.
An overview is provided of the mechanochemistry of metal‐organic frameworks (MOFs) and covalent‐organic frameworks (COFs), highlighting opportunities and strategies for discovery, synthesis and reactivity studies of these materials. Mechanistic studies and comparisons to the mechanochemistry of organic solids are outlined, showcasing how advances in ...
Joseph M. Marrett   +3 more
wiley   +1 more source

‘Como dizia o outro’: A presença dos Clássicos em Mário de Carvalho [PDF]

open access: yes, 2013
[Excerto] Um dos sinais da vitalidade dos textos clássicos consiste no facto de continuarem a exercer um grande fascínio junto dos autores contemporâneos, que se tornam, por sua vez, seus leitores e deles nos dão novas visões e interessantes intuições.1 ...
Pereira, Virgínia Soares
core  

Heterogeneous Nanopore Arrays – Selective Modification of Nanopores Embedded in a Membrane

open access: yesAdvanced Materials, EarlyView.
Biological processes rely on the concerted action of channels with different functionalities embedded in the same membrane. Inspired by nature, heterogeneous nanopore arrays are prepared where two nanopores are connected in parallel and function as two different elements of an ionic circuit: a diode and a resistor.
Ethan Cao, Zuzanna S. Siwy
wiley   +1 more source

Contribution of ocular B-mode and triplex Doppler in the evaluation of 10 Poodle dogs with cataracts Contribuição diagnóstica da ultrassonografia ocular e Doppler Triplex na avaliação de 10 cães Poodle com catarata

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2013
The findings of b-mode and especially triplex Doppler ocular ultrasound in the evaluation of 10 Poodle dogs with cataracts, which bring a contribution not yet reported in veterinary medicine, were reported.
M.A.R. Feliciano   +5 more
doaj  

Distribuição de helmintos do gênero Ascocotyle Loss, 1899 (Trematoda Fascioloidea Heterophydae - Ascocotylinae) no tubo gastrintestinal de cão

open access: diamond, 1977
Edson de Barros Figueira de Mello   +4 more
openalex   +1 more source

Advancements in Carbon‐Based Piezoelectric Materials: Mechanism, Classification, and Applications in Energy Science

open access: yesAdvanced Materials, EarlyView.
Carbon‐based piezoelectric materials are systematically categorized based on their structural and functional properties. The mechanisms of stress‐induced charge transfer are elucidated, and their applications are explored across three key domains: piezoelectric catalysis for energy conversion and environmental remediation, piezoelectric biomedical ...
Mude Zhu   +3 more
wiley   +1 more source

Carcinoma folicular de tireóide em cão

open access: gold, 2004
Caio Vasconcellos   +4 more
openalex   +2 more sources

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