Results 81 to 90 of about 17,097 (268)

2D Metal‐Organic Frameworks for High‐Performance Solid‐State Electrolytes: A Comprehensive Review

open access: yesAdvanced Science, EarlyView.
In this review, we elucidate the intrinsic advantages, synthetic methodologies, structural characteristics, ion‐transport mechanisms and performance optimization strategies while highlighting representative material systems and applications of 2D MOFs for electrolyte applications.
Changchun Ai   +8 more
wiley   +1 more source

Project of method developing of quality control of spruce essential oil by gas-liquid chromatography [PDF]

open access: yes, 2013
Conditions of the chromatography analyses of essential oils providing the yield of all components with the contents over 0.01% were selected. Essential oils of 10 samples of Norway spruce growing in the same edaphic-climatic conditions of the park UE ...
Lamotkin, S. A.   +3 more
core  

Pellet Printing for Soft Robotic Devices

open access: yesAdvanced Science, EarlyView.
Fused Granulate Fabrication (FGF) is established here as a reliable method for fabricating soft, airtight robotic devices. Through coordinated optimization of hardware, material selection, and process parameters, this approach enables high‐speed printing of thermoplastic elastomers with silicone‐like softness and modulus.
Yijia Wu   +6 more
wiley   +1 more source

Influence of beer and wort sample freezing on the result of analysis

open access: yesKvasný průmysl, 2020
Freezing is a common way of storing samples including beer samples. To verify the suitability of this procedure, the results of determination of alcohol (% v/v), original gravity, color, pH, thiobarbituric acid index, total polyphenols, saccharides ...
Karel Štěrba   +2 more
doaj   +1 more source

Chemical composition and product quality control of turmeric (Curcuma longa L.) [PDF]

open access: yes, 2011
Chemical constituents of various tissues of turmeric (Curcuma longa L.) have been extensively investigated. To date, at least 235 compounds, primarily phenolic compounds and terpenoids have been identified from the species, including 22 diarylheptanoids ...
Aggarwal, Bharat   +5 more
core   +2 more sources

Redox‐Active Tungsten Mono‐Oxo Bis(dithiolene) Complex: A Fast‐Rechargeable Anode for High‐Capacity Lithium‐Ion Batteries

open access: yesAdvanced Science, EarlyView.
This study reports the first application of a W‐oxo bis(dithiolene) complex, (Et4N)2[WO(S2C2(C6H5)2)2], as a novel anode material for lithium‐ion batteries. This complex stores Li+ ions via multivalent W‐centered redox processes involving its oxo (WO) and dithiolene (S) sites.
Honggyu Seong   +5 more
wiley   +1 more source

Phytochemical Characterization of Humulus lupulus L. Varieties Cultivated in Brazil: Agricultural Zoning for the Crop in Tropical Areas

open access: yesHorticulturae
Hop (Humulus lupulus L.) is a crucial ingredient in beer, valued for its bitter acids and essential oils. Traditionally cultivated in temperate regions, hop production faces challenges from climate change, necessitating the exploration of new growing ...
Bárbara Cristina Claro Sabino   +9 more
doaj   +1 more source

Czech aroma hop variety.

open access: yesKvasný průmysl, 2009
The variety Harmonie was first registered in the year 2004. It is a multiple hybrid with its origin in the varieties Saaz aroma variety (55%), Premiant (31%), Northern Brewer (12%) and Fuggle (2%). Red coloured hop bines and hop cones of cylindrical form
Karel KROFTA   +3 more
doaj   +1 more source

From Materials to Systems: Challenges and Solutions for Fast‐Charge/Discharge Na‐Ion Batteries

open access: yesAdvanced Energy Materials, EarlyView.
This review systematically analyzes the key characteristics limiting the fast‐charge/discharge capability of Na‐ion batteries (SIBs) from a multi‐scale perspective encompassing electrode materials, the electrode‐electrolyte interface, and the system. Furthermore, it presents practical solution strategies for the fundamental issues arising at each scale,
Bonyoung Ku   +5 more
wiley   +1 more source

Kazbek – The First Czech Aroma “Flavor Hops” Variety: Characteristics and Utilization

open access: yesKvasný průmysl, 2019
The world market of craft beer, especially dry hopped beers, has been constantly growing in the last few years. That is why new varieties of hops are still being bred.
Karel Krofta   +5 more
doaj   +1 more source

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