Results 101 to 110 of about 991,978 (292)

Three‐dimensional Antimony Sulfide Based Flat Optics

open access: yesAdvanced Functional Materials, EarlyView.
This work presents the development of a grayscale electron beam lithography (g‐EBL) method for fabricating antimony trisulfide (Sb2S3) nanostructures with customizable 3D profiles. The refractive index of g‐EBL patterned Sb2S3 is determined based on the synergy of genetic algorithm and transfer matrix method.
Wei Wang   +18 more
wiley   +1 more source

Receiver Design for Realizing On-Demand WiFi Wake-up using WLAN Signals

open access: yes, 2012
In this paper, we design a simple, low-cost, and low-power wake-up receiver which can be used for an IEEE 802.11-compliant device to remotely wake up the other devices by utilizing its own wireless LAN (WLAN) signals.
Ito, Tetsuya   +5 more
core   +1 more source

Multilayer Soft Photonic Arrays Inspired by Cephalopod Skin for High‐Density, Independent, and Multimodal Actuation

open access: yesAdvanced Functional Materials, EarlyView.
A vertically stacked, DEA‐driven photonic array inspired by cephalopod skin, featuring highly crystalline colloidal crystal gels with vivid color, low FWHM and scalability is presented. The multilayer design removes lateral pixel interference, achieving near‐100% fill factor with fully independent RGB actuation.
Maga Kim   +11 more
wiley   +1 more source

Single‐Crystalline Lateral p‐SnS/n‐SnSe van der Waals Heterostructures by Vapor Transport Growth with In Situ Bi Doping

open access: yesAdvanced Functional Materials, EarlyView.
In‐situ doping during growth of SnSe and subsequent attachment of SnS produces high‐quality lateral pn‐heterojunctions between van der Waals semiconductors. Electron beam induced current measurements demonstrate electrically active pn‐junctions, paving the way for devices that harness charge separation at lateral interfaces in layered heterostructures.
Peter Sutter   +4 more
wiley   +1 more source

Locking redundant link [PDF]

open access: yes, 1978
A low-friction, axially extensible strut, automatically lockable in both tension and compression, for use as a secondary load path in helicopter main rotor force measurement systems is ...
Bonisch, F. H.
core   +1 more source

Bio‐Orthogonally Crosslinked Supramolecular Polymer Bottlebrush Hydrogels for Long‐Term 3D Cell Culture

open access: yesAdvanced Functional Materials, EarlyView.
Fibrous benzenetrispeptide (BTP) hydrogels, fabricated via strain‐promoted azide‐alkyne cycloaddition (SPAAC) crosslinking, form robust, bioinert networks. These hydrogels can support 3D cell culture, where cell viability and colony growth depend on the fiber content.
Ceren C. Pihlamagi   +5 more
wiley   +1 more source

CHOICE OF RATIONAL PARAMETERS OF THE FRAME CONSTRUCTION OF OFFSHORE PLATFORM

open access: yesInformatika, 2016
Creation of a parametric geometrical model of the frame construction of offshore oil platform using special built-in languages of finite-element modeling systems and finite-element model of the construction subject to operational loads is considered ...
A. V. Borodulia   +3 more
doaj  

Frame by Fame: Content Creation on Short Video-Format Platforms

open access: yesManufacturing & Service Operations Management
Problem definition: Short video format platforms like NetEase and TikTok are attention economies that host user-generated content, in the form of combined video and audio elements, and operate on principles of network virality. This study explores user content creation strategies by focusing on decisions around content release frequency and the ...
Abhishek Deshmane, Xabier Barriola
openaire   +1 more source

Contact Lens with Moiré Patterns for High‐Precision Eye Tracking

open access: yesAdvanced Functional Materials, EarlyView.
This work presents a passive contact lens for high‐precision eye tracking, integrating a microscopic moiré grating label. The parallax‐induced shift of macroscopic moiré patterns enables angle measurement with 0.28° precision using a standard camera under ambient light.
Ilia M. Fradkin   +11 more
wiley   +1 more source

Data analysis and interpretation related to space system/environment interactions at LEO altitude [PDF]

open access: yes
Several studies made on the interaction of active systems with the LEO space environment experienced from orbital or suborbital platforms are covered.
Raitt, W. John, Schunk, Robert W.
core   +1 more source

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