Results 61 to 70 of about 1,239,680 (224)

PIV Analysis of Ludwig Prandtl's Historic Flow Visualization Films [PDF]

open access: yes, 2010
Around 1930 Ludwig Prandtl and his colleagues O. Tietjens and W. M\"uller published two films with visualizations of flows around surface piercing obstacles to illustrate the unsteady process of flow separation.
Kompenhans, Jürgen, Willert, Christian
core   +1 more source

Information systems and digitization of traditional knowledge: Trends in cultural heritage and memory institutions and the WIPO Genetic Resources Treaty*

open access: yesThe Journal of World Intellectual Property, Volume 29, Issue 1, Page 130-161, March 2026.
Abstract Understanding the role of information communication technologies (ICTs) in development, especially in relation to marginalized populations, has been the focus of many related disciplinary categories within the broader ecosystem of information sciences.
Chidi Oguamanam
wiley   +1 more source

StrathSat-R : Deploying inflatable CubeSat structures in micro gravity [PDF]

open access: yes, 2012
This paper presents the concepts, objectives and design of a student-led sounding rocket experiment which shall test novel inflatable devices in space conditions.
Brown, Roy Hutton   +5 more
core  

Minimum target prices for production of direct acting antivirals and associated diagnostics to combat Hepatitis C Virus [PDF]

open access: yes, 2014
Combinations of direct-acting antivirals (DAAs) can cure hepatitis C virus (HCV) in the majority of treatment-naïve patients. Mass treatment programs to cure HCV in developing countries are only feasible if the costs of treatment and laboratory ...
Cooke, GS   +6 more
core   +2 more sources

Revealing the Effects of Circular Economy, Eco‐Innovation and Industry 4.0 on Sustainability Performance and Competitive Advantage in Manufacturing Companies

open access: yesSustainable Development, Volume 33, Issue S1, Page 1249-1270, November 2025.
ABSTRACT Successful implementation of the circular economy (CE) is expected to lead companies to improve their sustainability performance and achieve competitive advantages to support the transition to a more desirable economic system. However, the body of knowledge and evidence of impacts shows fragmented and, in some cases, contradictory results ...
Rafael Mora‐Contreras   +1 more
wiley   +1 more source

Hybrid low-thrust transfers to eight-shaped orbits for polar observation [PDF]

open access: yes, 2012
In this paper, transfers from low Earth orbit (LEO) to so-called eight-shaped orbits at the collinear libration points in the circular restricted three-body problem are investigated.
Ceriotti, Matteo   +2 more
core  

An adolescent girl with signs and symptoms of anaphylaxis and negative immunologic workup: a case report. [PDF]

open access: yes, 2020
BackgroundThe increasing incidence of allergies and allergic reactions among children and adults has become a major public health concern. The etiology of allergic reactions can often be confirmed based on a detailed history and supportive testing ...
Bauer, Maureen   +4 more
core  

Analysis of Students’ Abilities in Solving Numeracy Literacy Problems in Mathematics Learning at the Junior High School/ MTS Muhammadiyah in Sorong Regency

open access: yesNoumerico
Numeracy literacy is the ability to understand, reason, and apply basic mathematical concepts in everyday life. The relationship between numeracy and mathematics is that numeracy requires mathematical knowledge learned in the curriculum; however ...
Astripin Jeane Surupanggil   +2 more
doaj   +1 more source

Derivation of a health‐based guidance value for Δ8‐tetrahydrocannabinol (Δ8‐THC) and its occurrence in food

open access: yesEFSA Journal, Volume 23, Issue 11, November 2025.
Abstract The European Food Safety Authority (EFSA) was asked to deliver a scientific opinion on the derivation of a health‐based guidance value (HBGV) for Δ8‐tetrahydrocannabinol (Δ8‐THC) in food with an assessment of the occurrence of Δ8‐THC and the co‐occurrence with Δ9‐THC in hemp and hemp‐derived products.
EFSA Panel on Contaminants in the Food Chain (CONTAM)   +30 more
wiley   +1 more source

The Royal City at War: The Military Mobilization of Guelph, Ontario during the First 18 Months of the Second World War [PDF]

open access: yes, 2012
The story of a country at war can be told at various levels. Traditional histories speak of generals and statesmen, of decisions made in cabinet rooms, war rooms, and dimly-lit clubs. Others choose to concentrate upon particular instances or groups, such
Braida, Jason R.H.
core   +1 more source

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