Results 31 to 40 of about 15,565,753 (347)

New Forces for Greek State Reform [PDF]

open access: yes, 2017
Verfassungsblog: On Matters ...
Bogdandy, Armin von, Ioannidis, Michael
openaire   +4 more sources

Investigation of interfacial shear stresses, shape fixity, and actuation strain in composites incorporating shape memory polymers and shape memory alloys

open access: yesFrontiers in Materials, 2015
Shape memory composites (SMCs) based on shape memory alloys (SMAs) and shape memory polymers (SMPs) allow many design possibilities due to their controllable temperature-dependent mechanical properties.
Jungkyu ePark   +4 more
doaj   +1 more source

Rapid and Sensitive Assay of Helicobacter pylori With One-Tube RPA-CRISPR/Cas12 by Portable Array Detector for Visible Analysis of Thermostatic Nucleic Acid Amplification

open access: yesFrontiers in Microbiology, 2022
Helicobacter pylori (H. pylori) has infected more than half of the world’s population and is still a threat to human health. The urea breath test, despite being widely used in clinical diagnosis, still faces huge challenges in the immediate detection of ...
Bing Dai   +10 more
doaj   +1 more source

Efficacy and safety of fenofibrate addition therapy in patients with cirrhotic primary biliary cholangitis with incomplete response to ursodeoxycholic acid

open access: yesHepatology Communications, 2022
Fenofibrate (FF) has shown potential benefits in patients with primary biliary cholangitis (PBC) who have an incomplete response to ursodeoxycholic acid (UDCA). However, the efficacy and safety of FF in patients with cirrhosis remain unclear. To evaluate
Dawei Ding   +10 more
doaj   +1 more source

Dynamical Casimir-Polder force between an excited atom and a conducting wall [PDF]

open access: yes, 2016
We consider the dynamical atom-surface Casimir-Polder force in the nonequilibrium configuration of an atom near a perfectly conducting wall, initially prepared in an excited state with the field in its vacuum state. We evaluate the time-dependent Casimir-
Armata, F   +5 more
core   +2 more sources

Functionalization of carbon nanotube yarn by acid treatment

open access: yesInternational Journal of Smart and Nano Materials, 2014
Carbon nanotube (CNT) yarn was functionalized using sulfuric and nitric acid solutions in 3:1 volumetric ratio. Successful functionalization of CNT yarn with carboxyl and hydroxyl groups (e.g., COOH, COO–, OH, etc.) was confirmed by attenuated total ...
H.E. Misak   +4 more
doaj   +1 more source

Thick-walled spherical shell problem

open access: yesAdvanced Engineering Research, 2021
Introduction. Cylindrical and spherical shells are extensively used in engineering. They face internal and/or external pressure and heat. Stresses and strains distribution in elastoplastic shells has been studied by many scientists.
A. M. Artemov   +3 more
doaj   +1 more source

United States nuclear forces, 2017 [PDF]

open access: yesBulletin of the Atomic Scientists, 2016
ABSTRACTThe US nuclear arsenal remained roughly unchanged in the last year, with the Defense Department maintaining an estimated stockpile of some 4,480 warheads to be delivered via ballistic missiles and aircraft. Since September 2009, when the United States announced that the nuclear arsenal contained 5,113 warheads, the stockpile has decreased by ...
Hans M. Kristensen, Robert S. Norris
openaire   +1 more source

Predictive Crack Growth Technique for Laser Peening Process Development

open access: yesThe Journal of Engineering, 2015
Laser peening (LP) has shown excellent fatigue life extension in numerous tests with typical treatments garnering 2-4 times the fatigue performance of an untreated component.
Thomas J. Spradlin, Joshua L. Hodges
doaj   +1 more source

Imparting Systems Engineering Experience via Interactive Fiction Serious Games

open access: yesInternational Journal of Serious Games, 2023
Serious games for education are becoming increasing popular. Interactive fiction games are some of the most popular in app stores and are also beginning to be heavily used in education to teach analysis and decision-making.
Thomas Ford, David Long, Echo Ford
doaj   +1 more source

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