Results 221 to 230 of about 422,984 (293)

Flexible Dual‐Modal Sensors Based on Single‐Crystalline Silicon Membranes for Continuous Monitoring of Photoplethysmography and Skin Temperature

open access: yesAdvanced Science, EarlyView.
A flexible light‐temperature dual‐modal sensor is demonstrated with silicon‐based diode, of which the operation mode, i.e., photodetection and temperature sensing, can be conveniently controlled by the biased condition. Engineering demonstrations illustrate the applicability of the sensor to continuously monitor photoplethysmography and skin ...
Yanle He   +7 more
wiley   +1 more source

Sono‐Controllable Janus Hydrogel Platform for Sequential Tumor Eradication and Bone Regeneration in Metastatic Breast Cancer

open access: yesAdvanced Science, EarlyView.
Sequential tumor eradication and bone regeneration remain a significant challenge for patients with breast cancer bone metastases. This study develops a novel Janus hydrogel platform, which can achieve tumor elimination and bone repair under the action of different ultrasound frequencies.
Yitong Li   +12 more
wiley   +1 more source

An evaluation of the protective effect of hyperbaric oxygenation on the central nervous system during circulatory arrest

open access: bronze, 1966
Gordon F. Moor   +4 more
openalex   +1 more source

Modulating Macrophage–Nucleus Pulposus Cell Crosstalk via Sequential Drug Delivery Attenuates Disc Degeneration

open access: yesAdvanced Science, EarlyView.
The G‐CS/MSN drug delivery system enhances intervertebral disc repair through sequential drug release. Abstract Intervertebral disc degeneration (IDD) is characterized by an inflammatory environment and dysregulation of the extracellular matrix metabolism (ECM).
Xiangzhen Kong   +12 more
wiley   +1 more source

Synthesis of 16-Oxygenated Androst-5-en-3β-ol Derivatives

open access: bronze, 1964
Terumi Aoki   +3 more
openalex   +2 more sources

Operando TEM Study of Partial Oxidation of Methane Over Pd Nanoparticles

open access: yesAdvanced Science, EarlyView.
This operando TEM study reveals that Pd nanoparticles (NPs) catalyze the partial oxidation of methane (POM) by transforming into smaller, highly dynamic mixed‐phase Pd–PdO NPs, with active sites located at the interface between the two phases. Here, metallic Pd facilitates CH4 dehydrogenation, while PdO promotes C oxidation.
Yingying Jiang   +4 more
wiley   +1 more source

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