Results 221 to 230 of about 610,465 (350)

Ultrasound‐Powered, Battery‐Free Implants via Triboelectric Energy Harvesting

open access: yesAdvanced Materials Technologies, EarlyView.
Ultrasound‐driven triboelectric nanogenerators (US‐TENGs) present a promising approach to battery‐free implants by combining body‐safe ultrasound with the material and structural versatility of TENGs. This review categorizes current US‐TENG research into long‐term and transient short‐term applications and discusses key challenges in materials, device ...
Youngwook Chung   +5 more
wiley   +1 more source

The effectiveness of the using moveable games, metered running, breathing exercises in the physical therapy of orphans born to HIV-infected mothers

open access: gold, 2020
Ганна Валеріївна Таможанська   +4 more
openalex   +2 more sources

Precision‐Engineered Plasmonic Nanostar Arrays for High‐Performance SERS Sensing

open access: yesAdvanced Optical Materials, EarlyView.
Highly ordered and dose‐controlled arrays of gold nanodiscs are created using the dots‐on‐the‐fly EBL technique and subsequently converted into nanostar arrays. This technique unlocks the reproducible and robust fabrication of highly efficient SERS substrates. Abstract Surface‐enhanced Raman scattering (SERS) spectroscopy has emerged as a powerful tool
Alexandre Chícharo   +9 more
wiley   +1 more source

Dual‐Modality Detection of Intracellular Nanoparticles via Smart Polymer‐Enhanced SERS and Hyperspectral Microscopy Detection

open access: yesAdvanced Optical Materials, EarlyView.
Dual‐imaging strategy for PAP‐functionalized gold nanoparticles (PAP@Gold NPs) in HeLa cells. Fast screening is achieved via hyperspectral microscopy based on light reflection to track nanoparticle localization. Accurate detection is performed through SERS microscopy, leveraging the plasmonic enhancement of the PAP polymer signal for precise location ...
Marco Giustra   +10 more
wiley   +1 more source

Strain‐Induced Optical and Molecular Transformations in Poly(Ethylene Terephthalate) Films for Organic Electronic Applications

open access: yesAdvanced Photonics Research, EarlyView.
This study explores how mechanical strain affects the optical and molecular properties of poly(ethylene terephthalate) (PET) films, crucial for flexible electronics. Using UV–Vis and Raman spectroscopy, it reveals strain‐induced changes in transparency and vibrational modes. Findings provide insights into optimizing PET‐based devices like organic solar
Mahya Ghorab   +5 more
wiley   +1 more source

Effects of Breathing Exercises on Neck Pain Management: A Systematic Review with Meta-Analysis. [PDF]

open access: yesJ Clin Med
Cefalì A   +10 more
europepmc   +1 more source

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