Results 131 to 140 of about 11,802 (306)

Propriedades físicas da madeira termorretificada de quatro folhosas

open access: yesFloresta e Ambiente
O presente estudo objetivou analisar propriedades físicas da madeira termorretificada de quatro eucaliptos. Dessa maneira, foram selecionadas 20 árvores com aproximadamente 60 anos de idade de Eucalyptus botryoides, Corymbia citriodora, Eucalyptus ...
Rafael de Avila Delucis   +4 more
doaj   +1 more source

In‐Sensor Computing by Soft Threshold Logic Gates Under Different Humidity Conditions

open access: yesAdvanced Electronic Materials, EarlyView.
Soft nanocomposite materials, based on gold cluster‐assembled thin films implanted in polydimethylsiloxane substrate, can perform reliable processing in ambient environmental conditions. Humidity influences the resistive switching and computational capabilities of the nanocomposites, that can be used as multifunctional material combining sensing ...
Giacomo Nadalini   +2 more
wiley   +1 more source

Hygroscopicity of high-basic synthetic flux [PDF]

open access: yes, 2011
Экспериментально установлено, что гигроскопичность синтетического кислого флюса находится на том же уровне, что и у стандартных плавленых флюсов. С повышением основности синтетических флюсов от 0,8 до 2,4 их гигроскопичность возрастает не менее чем в 10 ...
Моравецкий, С.И.
core  

Ketal Protection of Glycerol for Selective Electrosynthesis of Glyceric Acid in Highly Alkaline Media

open access: yesAngewandte Chemie, EarlyView.
Using a ketal‐protected glycerol derivative (solketal) as the oxidation substrate enables site‐selective electrooxidation that suppresses C–C cleavage on non‐noble catalysts. Highly alkaline conditions promote reactive solketal alkoxide formation, weaken the Cα─H bond to facilitate dehydrogenation, and buffer local acidification, enabling a record‐high
Jiamin Wang   +6 more
wiley   +2 more sources

Fabrication of Composite Cathode for All‐Solid‐State Sodium Batteries

open access: yesAdvanced Energy Materials, EarlyView.
The design of composite cathodes for all‐solid‐state sodium batteries must address three critical challenges—interfacial side reactions, interfacial delamination, and highly tortuous transport pathways. This work outlines structural and interfacial strategies to optimize ion transport and mechanical stability, enabling durable, and high‐performance ...
Gaoming Sun   +6 more
wiley   +1 more source

Oxygen‐Driven Structural Reorganization by Trace Water Enabling Fast Li‐Ion Transport in a Pliable Solid Electrolyte

open access: yesAdvanced Energy Materials, EarlyView.
Trace water is acting as a constructive mediator in 2LiCl–GaF3, markedly increasing ionic conductivity while reorganizing local coordination. Hydration creates localized Li+ solvation environments and partially dissociates ion pairs, enhancing Li‐ion mobility.
Youngkyung Kim   +10 more
wiley   +1 more source

Calibration of, and measurements with, a volatility hygroscopicity tandem differential mobility analyzer [PDF]

open access: yes, 2012
The most important parameters describing the aerosol particle population are the size, concentration and composition of the aerosol particles. The size and water content of the aerosol particles are dependent of the relative humidity of the ambient air ...
Hakala, Jani
core  

Rational Backbone Planarization for Doping‐Resilient Polymeric Hole Transport Materials Toward Stable and Scalable Perovskite Solar Cells

open access: yesAdvanced Energy Materials, EarlyView.
Incorporating divinylbenzene into PTAA‐based copolymers induces backbone planarization and promotes polaron delocalization, leading to enhanced doping resilience and stabilized electronic structure. The resulting hole‐transport material, PDVB14, maintains robust performance under high dopant concentrations and prolonged device operation, offering a ...
Chanhyeok Kim   +10 more
wiley   +1 more source

Hygroscopic trend of lyophilized ‘mangaba’ pulp powder

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental
Mangaba is a widely-consumed fruit in the Northeast of Brazil, which is usually exploited through extractivism. This fruit is rich in various nutrients, especially in vitamin C, with pleasant taste and aroma.
Juliana Conegero   +3 more
doaj   +1 more source

Amorphous π‐Conjugated Passivator Facilitates Widening Process Window for Reliable Perovskite Solar Modules

open access: yesAdvanced Energy Materials, EarlyView.
A wide process window is essential for the commercialization of perovskite photovoltaics. Here, we demonstrate an amorphous π‐conjugated passivator having an asymmetric mono‐iodine substituent on a carbazole moiety imparts a high dipole moment, desirable molecular energy levels, and high thickness tolerance, thereby enabling a wide process window in ...
Hyun Seo Kim   +17 more
wiley   +1 more source

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