Results 141 to 150 of about 170,550 (295)

Integration of Si/Si-Ge nanostructures in micro-thermoelectric generators [PDF]

open access: yes, 2017
[eng] Silicon and silicon-germanium nanostructures were grown, integrated, optimized and characterized for their application in thermoelectric generation.
Gadea, Gerard
core   +2 more sources

Unlocking Photodetection Mode Switching from a Simple Lateral Design

open access: yesAdvanced Functional Materials, EarlyView.
A simple lateral 2D perovskite photodetector capable of switching among transient, continuous, and dual transient/continuous photoresponse modes is achieved by integrating photoconductive effects with capacitive coupling from the SiO2/Si substrate. Such light‐programmable photodetection mode switching enables triple‐channel information transmission and
Zijun (June) Yong   +10 more
wiley   +1 more source

Synergistic precision microfabrication enabling high‐performance multiplexed ceramic MEMS gas sensor arrays with pulse temperature modulation functionality

open access: yesFlexMat
Gas sensing in complex environments requires advanced technologies that overcome the limitations of traditional semiconductor, electrochemical, and optical sensors.
Yuxin Zhao   +6 more
doaj   +1 more source

Assembly of Cell‐Seeded 3D Printed Hydrogel Modules with Perfusable Channel Networks

open access: yesAdvanced Functional Materials, EarlyView.
Macroscale assembly was utilized to prepare perfusable tissue constructs from individually 3D printed hydrogel modules with embedded branched channel networks and port arrays for cell seeding. Novel multi‐material bioreactors were fabricated to facilitate the gluing of individual modules and the perfusion culture of assembled modular constructs seeded ...
Zachary J. Geffert   +10 more
wiley   +1 more source

Anthropological reflections on microwork in Hive Micro and its precarious labor practices: Posthumanist approach [PDF]

open access: yes
La investigación presenta una reflexión antropológica mediante la autoetnografía virtual sobre el fenómeno del microtrabajo en la plataforma Hive Micro, donde se analizan las prácticas de precariedad laboral que se generan en este contexto. Se implementó
Martens Ramírez, Raquel
core   +1 more source

Self‐Assembled Nanoclay Gel With Spheroid MSC‐Derived Exosome Mimetics to Integrate Demineralized Bone Matrix and Noggin‐Targeting miRNA for Synergistic Osteogenesis

open access: yesAdvanced Functional Materials, EarlyView.
We report a versatile nanoclay gel carrier platform that enhances the osteogenic efficacy of demineralized bone matrix (DBM) by integrating nanoclay‐based self‐assembly with cell‐derived exosome mimetics loaded with noggin‐targeting miR‐200c. This design amplifies BMP signaling, thereby promoting DBM‐mediated osteogenesis and offering a promising ...
Changlu Xu   +7 more
wiley   +1 more source

Curvature‐Tuned Friction at Electrified Ionic Liquid Interfaces

open access: yesAdvanced Functional Materials, EarlyView.
Graphene curvature plays a key role in friction electrotunability at single‐asperity contacts lubricated by ionic liquids. A 9 nm radius yields stronger tunability than larger radii, with distinct friction coefficients at low and high loads indicating a shift in the slippage plane.
Wei Song   +6 more
wiley   +1 more source

Micro-Platform Verification for LiDAR SLAM-Based Navigation of Mecanum-Wheeled Robot in Warehouse Environment

open access: yesWorld Electric Vehicle Journal
Path navigation for mobile robots critically determines the operational efficiency of warehouse logistics systems. However, the current QR (Quick Response) code path navigation for warehouses suffers from low operational efficiency and poor dynamic adaptability in complex dynamic environments.
Yue Wang   +5 more
openaire   +1 more source

3D‐Printed Hygroscopic Polymer Networks for High‐Humidity Triboelectric Nanogenerators to Wirelessly Power Implantable Electronic Devices‐ A Conceptual Pathway

open access: yesAdvanced Functional Materials, EarlyView.
This work develops 3D‐printable tribopolymer networks that can enhance triboelectric performance under high humidity environments. Polar hydrophilic functional groups and incorporation of zwitterionic monomers promote bound‐water–dominated interfacial polarization thereby increasing electrical outputs.
Linguangze Zhuo   +8 more
wiley   +1 more source

SURGICALLY IMPLANTED MICRO-PLATFORMS IN MANDUCA-SEXTA MOTHS

open access: yes2006 Solid-State, Actuators, and Microsystems Workshop Technical Digest, 2006
A. Paul   +4 more
openaire   +1 more source

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