Results 151 to 160 of about 601,193 (260)

Machine Learning Accelerated Computational Design of Bio‐Inspired Catalysts in the Nitrogen Reduction Reaction

open access: yesAdvanced Materials, EarlyView.
We introduce a computational workflow that combines quantum chemical calculations and machine learning techniques to predict the catalytic performance of a wide range of catalysts in the nitrogen reduction reaction (NRR). The analysis of the trained models provides insights into the complex structure–activity relationship in experimental catalytic ...
Leonardo Di Ciano   +5 more
wiley   +1 more source

Pavimento de concreto sobre solos moles estudos de caso na Rodovia BR-101 Nordeste (Lotes 1,5 e 6)

open access: yes, 2009
O volume de obras em pavimento de concreto está crescendo no Brasil e há necessidade premente de melhor entender as peculiaridades de sua execução conforme as características climáticas e do solo da região. A literatura brasileira referente a execução
José Marques Francelino, Martônio
core  

Estabilização química do solo mole do Baixo Mondego por recurso a nanomateriais

open access: yes, 2014
A Engenharia Civil depara-se constantemente com o problema da escassez de áreas nobres para a construção sob o ponto de vista geotécnico, surgindo deste modo a necessidade de construir sobre solos com pobres características geotécnicas, o que conduz à procura de uma solução técnica adequada para melhorar tais características.
openaire   +1 more source

Ultra‐High‐Throughput Discovery of Multifunctional Polyphenolic Coatings on Droplet Microarrays

open access: yesAdvanced Materials, EarlyView.
An ultra‐high‐throughput (UHT) combinatorial strategy enables the miniaturized synthesis and screening of ≈30 000 polyamine‐polyphenolic (PaPp) coatings using droplet microarrays (DMA). This approach reveals hundreds of previously unknown fluorescent, redox‐active, and antibacterial materials, including multifunctional, cell‐compatible surfaces ...
Vania Tanda Widyaya   +11 more
wiley   +1 more source

Soft Hardware, Flowing Software: Reconfigurable Microfluidics for Adaptable Chemical Computation

open access: yesAdvanced Materials, EarlyView.
A reconfigurable microfluidic platform based on soft, photo‐printable, and chemically erasable hydrogel structures printed and erased in situ is used to control flow routing, mixing, chemical patterning, and even chemical computing. Using hardware to control chemical computations decouples logic function from molecular composition, demonstrated via ...
Piet J. M. Swinkels   +4 more
wiley   +1 more source

Steric Coordination Modulated Iodine Chemistry With Four‐Electron Conversion for Zinc‐Iodine Batteries

open access: yesAdvanced Materials, EarlyView.
A dual‐additive electrolyte strategy is developed to address the hydrolysis of I+ in the aqueous electrolytes. The steric‐hindrance effect of TES− effectively shields I+ from nucleophilic attacks by hydroxyl groups, facilitating the reversible I−/I0/I+ conversion with four‐electron transfer.
Shuai Wang   +8 more
wiley   +1 more source

ESTUDO da Resistência Não Drenada de Solos Moles Através de Ensaios de Laboratório Não Convencionais

open access: yes, 2014
Made available in DSpace on 2016-08-29T15:10:16Z (GMT). No. of bitstreams: 1 tese_8399_Silvia Gomes Fernandes Polido Lemos20150602-94740.pdf: 11025840 bytes, checksum: e4e86f0a3e462b94360ee8df2129daf5 (MD5) Previous issue date: 2014-12-04A ...
LEMOS, S. G. F. P.
core  

High Center‐of‐Mass, Multi‐Legged Soft Robots Powered by Geometrically Encoded Liquid Crystal Elastomer Arc Appendages

open access: yesAdvanced Materials, EarlyView.
Inspired by the octopus and the golden wheel spider, soft robots with liquid crystal elastomer arc fibers as appendages are fabricated to transcend surface constraints through an elevated center of mass and minimal contact footprints. By leveraging curvature‐encoded deformation‐recovery cycles, these robots exhibit contractile, torsional, and flexural ...
Jong Bin Kim   +5 more
wiley   +1 more source

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