Results 111 to 120 of about 663,074 (305)

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

Special Issue on the Mini‐Conference Broadband Satellite Networking at IFIP Networking 2000, Paris, May 2000 [PDF]

open access: yesInternational Journal of Satellite Communications, 2001
Catherine Rosenberg   +1 more
openaire   +1 more source

Carboxylic‐Acid Functionalized Multiwalled Carbon Nanotube‐Alkane‐Based Resistive Temperature Sensor for Cold Chain Applications

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents a reversible temperature sensor with high switching ratio, ∼103. The device is fabricated using PET‐ITO and carbon nanotube dispersions in alkane. Considering its application in cold chain logistics, a proof‐of‐concept with LED is showcased. Thus, a temperature drop below the threshold temperature (crystallization temperature of the
Sunil Kumar Behera   +8 more
wiley   +1 more source

Analysis of the Natura 2000 Networks in Sweden and Spain

open access: yes, 2010
In this paper the main differences between Natura 2000 Network in Sweden and Spain are analyzed. Comparing different documents at different levels: European, national and regional, the author aims to understand which strategies have been taken in both ...
Fuente Tomai, Pilar
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Zein‐Based Adhesives: Sustainable Extraction and Application in Bioadhesive Technologies

open access: yesAdvanced Engineering Materials, EarlyView.
Zein is extracted from corn gluten meal using a simple and scalable process with high yield (~90%). The resulting protein is applied in bioadhesives modified with Ca2+ and Fe3+ ions, exhibiting substrate‐dependent adhesion. The findings demonstrate competitive bonding performance and highlight the role of ionic interactions in tuning adhesion ...
Paula Bertolino Sanvezzo   +3 more
wiley   +1 more source

Commuting network absolute rewiring, U.S. counties, 1990–2000 and 2000–2010.

open access: yes, 2019
Commuting network absolute rewiring, U.S. counties, 1990–2000 and 2000–2010.
Stephan J. Goetz (7037561)   +1 more
core   +1 more source

Additive Gaussian Process Regression for Predictive Design of High‐Performance, Printable Silicones

open access: yesAdvanced Engineering Materials, EarlyView.
A chemistry‐aware design framework for tuning printable polydimethylsiloxane (PDMS) for vat photopolymerization (VPP) is developed using additive Gaussian process (GP) modeling. Polymer network mechanics informs variable groupings, feasible formulation constraints, and interaction variables.
Roxana Carbonell   +3 more
wiley   +1 more source

Optimization of the Production of Rubber Compounds Using Mathematical Models

open access: yesAdvanced Engineering Materials, EarlyView.
Rubber compounds were mixed in a batch internal mixer, and symbolic regression was used to derive mathematical models linking recipe and process parameters to ram path, torque, and mixing quality (incorporation, dispersion, distribution). Subsequent optimization with evolutionary algorithms identified operating conditions that reduce specific energy ...
Anke Bardehle   +7 more
wiley   +1 more source

Accounting for the 'network' in the Natura 2000 network: A response to Hochkirch et al. 2013

open access: yes, 2014
Worldwide, we are experiencing an unprecedented, accelerated loss of biodiversity triggered by a bundle of anthropogenic threats such as habitat destruction, environmental pollution and climate change. Despite all efforts of the European biodiversity conservation policy, initiated 20 years ago by the Habitats Directive that provided the legal basis for
Engler, Jan O.   +4 more
openaire   +3 more sources

1999 LTER Network Office Annual Progress Report

open access: yes, 2014
SUMMARIZING ACCOMPLISHMENTS OF THE LTER NETWORK OFFICE DURING THE THIRD YEAR OF COOPERATIVE AGREEMENT DEB—9634135 - The third year of the Cooperative Agreement establishing the Long Term Ecological Research (LTER) Network Office (NET) at the University ...
Long Term Ecological Research Network
core  

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