Results 141 to 150 of about 113,083 (340)

Wirelessly Powered Ingestible Capsule for Optical Stimulation of the Gastrointestinal Tract in Rodents

open access: yesAdvanced Materials Technologies, EarlyView.
An ingestible electronic capsule, ICOPS, enables non‐invasive optical gut stimulation in rodents. ICOPS features modular LEDs and optimized power transfer for robust, in vivo functionality. This cleanroom‐free, 3D‐printed platform offers a compact, scalable solution for optogenetically interfacing enteric neural circuits, promising advances in ...
Mohamed Elsherif   +9 more
wiley   +1 more source

Synergistic Microcrack Engineering and Auxetic Metamaterials for Enhanced Sensitivity in Stretchable Strain Sensors

open access: yesAdvanced Materials Technologies, EarlyView.
A highly sensitive crack‐based piezoresistive strain sensor is developed using a biaxially pre‐stretched multi‐walled carbon nanotubes/Ecoflex composite and integrated with auxetic metamaterials. Biaxial pre‐stretching improves the sensitivity by 56% compared to the uniaxially pre‐stretched strain sensor.
Jaewon Cho   +3 more
wiley   +1 more source

Bilateral yellow plaques on the upper eyelids

open access: yesJAAD Case Reports, 2022
Soodeh Kabir, MD   +2 more
doaj   +1 more source

Acoustic Wavefront Shaping Using Ultrahigh Phase Resolution Metamaterial

open access: yesAdvanced Materials Technologies, EarlyView.
A Bilateral Symmetrical T‐shaped (BST) acoustic metamaterial unit cell capable of achieving a high phase resolution of π/36 radians at 8000 Hz is introduced. The approach enables tunable wavefront control through simple rotational adjustment of BST, which offers an alternative to the conventional complex metamaterials unit cell design and a way for ...
Sourabh Dogra   +4 more
wiley   +1 more source

Eyelid chalazion or not?

open access: yesIndian Journal of Ophthalmology, 2019
Shields, Jerry A.   +3 more
openaire   +4 more sources

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