Results 71 to 80 of about 384,267 (199)
Considering Grayscale Process and Material Properties for Robust Multilevel Diffractive Flat Optics
PhotonicsArbitrarily designed flat optics directly manipulate the light wavefront to reproduce complex optical functions, enabling more compact optical assemblies and microsystem integration.
Diogo E. Aguiam +8 more
doaj +1 more source
Advanced Materials for Biologics Delivery to Brain Tumors
Advanced Materials, EarlyView.Material innovation is central to unlocking the therapeutic potential of biologics against many central nervous system diseases, including brain cancer. By engineering carriers with controlled transport, targeting, and release properties, advanced materials can overcome the blood–brain barrier and tumor microenvironment, improving the delivery of ...
Yuran Feng +4 more
wiley +1 more source
Hazy Days: Forest Fires and the Politics of Environmental Security in Indonesia
Journal of Current Southeast Asian Affairs, 2015 The Indonesian “haze†that engulfs Southeast Asia is a result of the burning of forests and has a detrimental effect on the health of millions of people. Indonesia is currently the third largest emitter of carbon dioxide in the world.
Scott Adam Edwards, Felix Heiduk
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MicromachinesThe development of low-temperature piezoresistive materials provides compatibility with standard silicon-based MEMS fabrication processes. Additionally, it enables the use of such material in flexible substrates, thereby expanding the potential for ...
Filipa C. Mota +9 more
doaj +1 more source
Radiative Thermal Management for Extreme Environments: Mechanisms and Design Strategies
Advanced Materials, EarlyView.In this review, we discuss the fundamental mechanisms of radiative cooling and solar heating, material and structural design strategies, hybrid approaches integrating additional heat transfer pathways, and durability‐oriented designs addressing environmental stresses.
Hyung Rae Kim +5 more
wiley +1 more source
Africa Spectrum, 2009 For generations, immigrants from other African countries have comprised a significant minority of residents in Brazzaville, capital of the Republic of Congo.
Bruce Whitehouse
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Soft and Transient Bioelectronics Enabled by Polymer‐Free Ti3C2Tx MXene Hydrogels
Advanced Materials, EarlyView.We present Ti3C2Tx MXene hydrogel (MXgel) bioelectronics, a soft, flexible, and fully transient platform for high‐fidelity neural recording and stimulation. MXgel bioelectronics exhibit exceptional electrical conductivities, low electrochemical impedances, and high charge injection capacities.
Raghav Garg +15 more
wiley +1 more source
Africa Spectrum, 2009 Review of the monograph: Robert H. Bates: When Things Fell Apart. State Failure in Late-Century Africa. Cambridge: Cambridge University Press, 2008, Paperback ISBN 9780521715256; Hardback ISBN 9780521887359; 216 pages Besrpechung der Monographie: Robert ...
Thomas Bierschenk
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Side-wall metallization process for enhanced electrical contact in SOI-based MEMS switches
Micro and Nano EngineeringMEMS inertial switches provide a zero-power alternative to conventional accelerometers by mechanically closing an electrical contact only when a specific acceleration threshold is exceeded.
Inês S. Garcia +9 more
doaj +1 more source
Fiber‐Format Flexible Linear Electrostatic Motors
Advanced Materials, EarlyView.A flexible coaxial fibre‐format electrostatic motor enables backdrivable and reversible linear actuation with high force density and functionality under bending, offering a scalable actuation platform for soft and wearable robotics. ABSTRACT Linear motion is fundamental to robotics, yet existing solutions are either rigid electromagnetic motors or ...
Sylvain Schaller, Herbert Shea
wiley +1 more source