Results 71 to 80 of about 709,766 (319)

Cyclic Olefin Copolymers as Versatile Materials for Advanced Engineering Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cyclic olefin copolymers (COCs) are presented as highly versatile materials combining tunable synthesis, excellent optical properties, and mechanical robustness. Their potential spans microfluidics, bioengineering, and advanced electronics, while emerging self‐healing and sustainable solutions highlight future opportunities.
Giulia Fredi   +3 more
wiley   +1 more source

Allochthonous matter input in two different stretches of a headstream (Itatinga, São Paulo, Brazil)

open access: yesBrazilian Archives of Biology and Technology, 2000
In two streches of the Itaúna stream, one in a gallery forest and the other in an herbaceous vegetation zone, litter matter input (sorted by leaves, ligneous and reproductive components) were measured during a year.
Ana Adelina de O. Afonso   +2 more
doaj   +1 more source

Information Access Surveys (IAS)

open access: yes, 2004
What is an Information Access Survey?An Information Access Survey is a tool that:• Identifies key issues about people and what information needs they have• Identifies what media sources are available, what strategies people use to get information and ...

core  

Nanoparticle Shape Dictates Catalytic Performance in Selective Hydrogenation of Butadiene Over Au‐Pd Core‐Shell Nanoparticles

open access: yesAdvanced Functional Materials, EarlyView.
Controlling the exposed crystal facet of shape‐controlled Au‐Pd core‐shell catalysts though colloidal synthesis enhances their catalytic performance in the industrially relevant selective hydrogenation of butadiene. ABSTRACT Selective hydrogenation of butadiene is a critical step in purification of alkene feedstocks for polymer production and is ...
Marta Perxés Perich   +3 more
wiley   +1 more source

Pond construction: design and layout of ponds

open access: yes, 2005
(4pp.)STREAM Initiative was hosted at the Network of Aquaculture Centres in Asia-Pacific ...

core  

Temporal Stream Algebra [PDF]

open access: yes, 2012
Data stream management systems (DSMS) so far focus on event queries and hardly consider combined queries to both data from event streams and from a database.
Brodt, Simon   +3 more
core   +1 more source

3D Printing Innovations in Polymeric Porous and Patterned Architecture

open access: yesAdvanced Functional Materials, EarlyView.
Polymeric foams occupy a unique structural space between dense solids and open networks, where engineered void fraction governs mechanical compliance, thermal resistance, and mass transport. Additive manufacturing now enables precise spatial control over cellular architecture, unlocking designer foam structures across applications spanning crash ...
Dhanush Patil   +13 more
wiley   +1 more source

Environmental quality of a stream can be better predicted by phylogenetic than by taxonomic diversity

open access: yesKnowledge and Management of Aquatic Ecosystems, 2017
Different indices of taxonomic diversity (TD) and phylogenetic diversity (PD) of the macrobenthos were compared to determine the efficient predictors of environmental quality (EQ) in different types of watercourses in Poland. Archived data of 864 samples
Koperski Paweł, Meronka Robert
doaj   +1 more source

Spawn production of common carp

open access: yes, 2005
(4 p.)The STREAM Initiative was hosted at the Network of Aquaculture Centres in Asia-Pacific (NACA) in Bangkok ...

core  

Vacuum Formed Spherical Triboelectric Architecture Overcoming Direction Constraints for 3D‐Omnidirectional Ultrasonic Energy Receiving

open access: yesAdvanced Functional Materials, EarlyView.
First vacuum formed spherical triboelectric converter for 3D‐omnidirectional ultrasonic energy receiving, with configurable DC or pulse outputs for versatile applications. ABSTRACT Ultrasound‐driven triboelectric nanogenerators (UD‐TENGs) have emerged as promising ultrasonic energy converters for underwater and biomedical applications.
Yanqin Huang   +12 more
wiley   +1 more source

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