Results 141 to 150 of about 27,067 (301)

The aging of SBR vulcanizates

open access: yes, 1972
A literature survey was conducted on SBR aging, Being vulnerable to attack by the forces of nature (such as ozone, oxygen, heat and light), SBR vulcanizates requires the addition of chemicals to retard aging.
Leckart, Arthur Robert
core  

Integrated LEO Constellation and In‐Cabin Distribution System for Continuous Aircraft 5G Connectivity

open access: yesInternational Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT The integration of low Earth orbit (LEO) satellite constellations with commercial aircraft communication systems presents critical challenges in maintaining continuous connectivity during dynamic flight conditions. Current geostationary satellite systems suffer from high round‐trip latency (>$$ > $$ 500 ms) and inadequate coverage at high ...
Raúl Parada   +4 more
wiley   +1 more source

The significance of selectors in SBR reactors

open access: yes, 2018
Šaržni biološki reaktor (SBR) je sistem z aktivnim blatom, ki se danes uspešno uporablja za čiščenje komunalnih in industrijskih odpadnih vod. Pogosto imajo SBR reaktorji predhodno nameščene biološke selektorje, v katerih so ustvarjeni optimalni pogoji ...
Perhaj, Gal
core  

What entrepreneurial decisions enable the breeding of digital platform unicorns?

open access: yesStrategic Entrepreneurship Journal, EarlyView.
Abstract Research Summary Digital platforms have revolutionized business sectors; however, despite their significant success, platform unicorns remain rare. While extensive research exists on digital platform growth, it is uncertain what entrepreneurial decisions achieve unicorn status.
Sea Matilda Bez   +3 more
wiley   +1 more source

Synergizing Polysulfide Trapping and Fast Ion Kinetics Enabled by Poly(Acrylamide‐co‐Lithium Acrylate) Aqueous Binder for High‐Sulfur‐Loading Lithium–Sulfur Batteries

open access: yesSmall, EarlyView.
A water‐soluble AmLA binder anchors lithium polysulfides and reinforces sulfur cathodes by combining amide and lithium acrylate functional groups. The dual‐function network retards polysulfide dissolution in operando and preserves electrode integrity under large volume changes.
Seongbae Park   +4 more
wiley   +1 more source

Activatable smart contrast agents for photoacoustic imaging

open access: yesSmart Molecules, EarlyView.
This review highlights recent advances in smart activatable photoacoustic imaging (PAI) contrast agents, which dynamically modulate their optical properties in response to external stimuli or microenvironmental cues. It discusses their molecular design, activation mechanisms, biomedical applications, and future prospects for clinically tailored use ...
Donghyeon Oh   +5 more
wiley   +1 more source

Cyanogenic Compounds, Physicochemical Parameters and Metals in Water From Cassava Processing Areas: A Study in the Brazilian Amazon, Using Multivariate Analysis

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT This study evaluated the water quality of artesian wells and effluents generated in cassava processing in a rural area of Bragança, Pará, with emphasis on physicochemical parameters, multielement composition, and cyanogenic compounds. The well water presented specific nonconformities, highlighting pH values below the recommended level and high
Alana Coêlho Maciel   +13 more
wiley   +1 more source

Associations between transformational leadership, occupational stress and emotional exhaustion in UK veterinary professionals: A cross‐sectional study

open access: yesVeterinary Record, EarlyView.
Abstract Background Occupational stress and burnout are prevalent concerns within the UK veterinary profession. Within the job demands–resources (JD‐R) framework, occupational stress represents a job demand linked to emotional exhaustion (EE), while transformational leadership (TL) may function as an organisational resource.
Roanneth Slater‐Brown
wiley   +1 more source

Mobile consumers influence the shoreward edge of intertidal seagrass ecosystems

open access: yesJournal of Animal Ecology, EarlyView.
Ecological paradigms suggest that the environmentally stressful edge of a habitat is determined by physical factors. The work finds that, counter to these paradigms, an environmentally stressful edge can also be impacted by biotic interactions and are more complex than suggested.
Stephanie R. Valdez   +4 more
wiley   +1 more source

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