Results 51 to 60 of about 60,174 (313)

Animal welfare in poultry production systems: impact of EU standards on world trade [PDF]

open access: yes, 2008
Animal welfare receives more legislative attention in the European Union (EU) than in many other regions of the world. Animal welfare standards for poultry are generally taken to be higher in the EU than in producing countries exporting to the EU ...
Achterbosch, T.J., Horne, P.L.M., van
core   +2 more sources

Digital Microneedles for Multiplexed Transdermal Sensing via Fluorescent QR Codes

open access: yesAdvanced Materials, EarlyView.
Digital fluorescent microneedles encode biochemical information in skin into scannable QR codes through threshold‐activated probes that generate binary on/off signals. By transforming analog fluorescence into discrete digital patterns, this platform enables calibration‐free, multiplexed transdermal sensing of physiologically relevant biomarkers ...
Farbod Abazar   +7 more
wiley   +1 more source

Beyond Earth: Resilience of Quasi‐2D Perovskite Solar Cells in Space

open access: yesAdvanced Materials, EarlyView.
In the article (DOI: 10.1002/adma.202520433), Christoph Putz and co‐workers demonstrate rigid quasi‐2D perovskite solar cells operating in low Earth orbit, delivering stable power for more than 100 days under real‐space conditions. In‐orbit performance is correlated with extensive ground‐based thermal and proton‐irradiation studies on rigid and ...
Christoph Putz   +17 more
wiley   +1 more source

Cost-effectiveness of managing Natura 2000 sites: an exploratory study for Finland, Germany, the Netherlands and Poland [PDF]

open access: yes, 2010
Natura 2000 sites are expected to assure the long-term survival of Europe's most valuable and threatened species and habitats. It follows that successful management of the sites is of great importance.
Apeldoorn, R.C., van   +6 more
core   +2 more sources

AI–Guided 4D Printing of Carnivorous Plants–Inspired Microneedles for Accelerated Wound Healing

open access: yesAdvanced Materials, EarlyView.
This work presents an artificial intelligence (AI)‐guided 4D‐printed microneedle platform inspired by carnivorous plants for wound healing. A thermo‐responsive shape memory polymer enables body temperature–triggered self‐coiling for autonomous wound closure.
Hyun Lee   +21 more
wiley   +1 more source

Nature monument "Panjica river gorge": Area of exceptional geomorphological and hydrological values [PDF]

open access: yesZaštita prirode
The gorge valley of Panjica river, in the part where there is Vodena pećina cave with a strong Karst spring, as well as a tufa accumulation with two attractive waterfalls, has been proposed for designation as a nature monument of geomorphological ...
Savovski Borislav   +3 more
doaj   +1 more source

A transnational marine ecological observatory in the Adriatic Sea to harmonize a fragmented approach to monitoring and conservation

open access: yesAdvances in Oceanography and Limnology, 2021
The design and establishment of Marine Ecological Observatories (MEOs) are fostered at the European level. MEOs should adopt a holistic view, integrating and harmonizing long-term oceanographic and ecological research and monitoring, and increasing ...
Elisabetta Manea   +6 more
doaj   +1 more source

A Comparative Study on Early‐Stage Icing Evaluation Techniques for Passive Ice Protection Systems

open access: yesAdvanced Materials Interfaces, EarlyView.
This study addresses the lack of standardized methodologies for evaluating the early‐stage icing performance of passive ice protection systems. A unified experimental protocol is proposed and applied to representative hydrophilic and hydrophobic surfaces under controlled conditions.
Lorenzo Facco   +4 more
wiley   +1 more source

NATURA 2000 IN ROMANIA - A DECADE OF GOVERNANCE CHALLENGES

open access: yesEuropean Journal of Geography, 2017
Prior to Romania’s joining the European Union in 2007, the Romanian government assumed the responsibility to fully implement Community legislation in the field of nature conservation. This led to a rapid increase of protected surface areas (from 7% in
Steluta Manolache   +3 more
doaj   +2 more sources

Calcium supplementation of breeding birds: directions for future research [PDF]

open access: yesIbis, 2004
Calcium is an essential nutrient for avian reproduction. Calcium‐rich foods are consumed by breeding birds for production of eggshells and for provisioning chicks that are mineralizing skeletal tissues. A number of studies have documented calcium‐limited reproduction, and calcium supplementation has been employed over the last decade to demonstrate ...
S. James Reynolds   +2 more
openaire   +1 more source

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