Results 41 to 50 of about 28,086 (298)

Receptor‐Free Identification of Toxic Gases Enabled by Hygroscopic Aqueous Salt Films

open access: yesAdvanced Functional Materials, EarlyView.
Water as a gas sensor coating sounds impossible—until it stops evaporating. Here, hygroscopic salt solutions (LiCl, LiBr, H3PO4) form non‐drying aqueous films on CNT chemiresistors under ambient air. Gases partition into these liquid layers, sometimes transforming into water, and generate salt‐specific resistance fingerprints across a four‐channel ...
Seongwoo Lee   +5 more
wiley   +1 more source

Hybrid warfare and asymmetric security threats [PDF]

open access: yesВојно дело, 2017
Globalization with all its positive and negative effects, current events on the international scene, practice of international relations development, outbreak and management of conflicts around the globe, emergence of nonlinear and asymmetric forms of ...
Mitrović Miroslav
doaj   +1 more source

The influence of education on the issue of hybrid threats

open access: yesEntrepreneurship and Sustainability Issues, 2023
The contribution is devoted to the issue of hybrid threats in connection with the level of education achieved. Hybrid threats represent coordinated activities by which different interest groups try to influence people in other areas.
Antonín Korauš   +4 more
doaj   +1 more source

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

open access: yesAdvanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong   +12 more
wiley   +1 more source

Bacteria‐Responsive Nanostructured Drug Delivery Systems for Targeted Antimicrobial Therapy

open access: yesAdvanced Materials, EarlyView.
Bacteria‐responsive nanocarriers are designed to release antimicrobials only in the presence of infection‐specific cues. This selective activation ensures drug release precisely at the site of infection, avoiding premature or indiscriminate release, and enhancing efficacy.
Guillermo Landa   +3 more
wiley   +1 more source

All‐Optical Reconfigurable Physical Unclonable Function for Sustainable Security

open access: yesAdvanced Materials, EarlyView.
An all‐optical reconfigurable physical unclonable function (PUF) is demonstrated using plasmonic coupling–induced sintering of optically trapped gold nanoparticles, where Brownian motion serves as a robust entropy source. The resulting optical PUF exhibits high encoding density, strong resistance to modeling attacks, and practical authentication ...
Jang‐Kyun Kwak   +4 more
wiley   +1 more source

Interdisciplinary Study of Combating Hybrid Threats [PDF]

open access: yes, 2022
NPS NRP Executive SummaryOur nation and allies are coming under increased attack by states and non-state actors who seek to exploit our vulnerabilities through employ non-attributable actions below the threshold of war in order to weaken our competitive ...
Hancock, Michelle L.   +2 more
core   +2 more sources

Intelligence challenges in countering hybrid threats

open access: yesNational Security and the Future, 2022
The subject of hybrid threats has been in focus for some time now, for both academia and practitioners in various security and defense-related fields, but research is still unfocused enough and opinions yet too divergent to allow for a joint understanding of the term, as is the case with other terms in the sphere of security, too (the easiest to ...
openaire   +2 more sources

New‐Era Polymer Thermoelectrics: Material Innovations, Doping Frontiers, Decoupling Strategies, and Unconventional Applications

open access: yesAdvanced Materials, EarlyView.
The field of polymer thermoelectrics is entering a new era, featuring breakthroughs in addressing the conventional performance disparity between p‐type and n‐type polymers, pioneering doping frontiers, and sophisticated decoupling strategies. This review explores innovations in molecular design and superior stabilities, bridging the gap from ...
Suhao Wang
wiley   +1 more source

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

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