Results 171 to 180 of about 27,237 (259)

Polarization‐Dependent Elliptical and Rectangular Mie Voids

open access: yesSmall, EarlyView.
Polarization‐dependent Mie void resonances are realized by introducing anisotropic low‐index inclusions embedded in high‐index materials. Elliptical and rectangular void geometries enable controlled tuning of resonance behavior and optical mode formation.
Serkan Arslan   +9 more
wiley   +1 more source

Mechanically Enhanced, Antibacterial, and Double‐Network Hydrogel Flexible Sensors for Sleep Apnea Monitoring

open access: yesSmall, EarlyView.
This report describes the preparation of an antibacterial hydrogel sensor from a polyvinyl alcohol/silk fibroin double network, tannic acid‐coated liquid metal, and copper particles, with an ethanol post‐treatment using a multi‐level structural regulation strategy. The obtained hydrogel is evaluated in the context of respiratory monitoring.
Hai Yan   +8 more
wiley   +1 more source

Inter‐/Intramolecular π‐Stacking in a Benzannulated NCN‐Coordinated Pd(II) Monomer and Dimer Pair: Synthesis, Structure, and Photophysics

open access: yesZeitschrift für anorganische und allgemeine Chemie, EarlyView.
A cyclometalallated palladium complex and its acetate‐bridged dinuclear analogue, both supported by 1,3‐bis(2‐quinolinyl)benzene ligands, are described. The mononuclear (but not the dinuclear) complex is weakly phosphorescent in the deep red region of the spectrum in solution at room temperature, and both compounds phosphoresce in frozen media at 77 K ...
Esteban Garcia   +3 more
wiley   +1 more source

Outcomes from blind versus ultrasound‐guided uterine evacuation: A retrospective cohort analysis

open access: yesActa Obstetricia et Gynecologica Scandinavica, EarlyView.
There were low complication rates for blind and ultrasound‐guided uterine evacuations. However, ultrasound guidance was utilized for higher risk cases and significantly reduced the volume of retained tissue in complicated cases. The use of ultrasound guidance by doctors and sonographers for uterine evacuation is a compelling choice where available ...
Sarah Dowthwaite   +4 more
wiley   +1 more source

Thermally Stable and Energy Efficient Newly Synthesized Bipolar Emitters for Yellow and Green OLED Devices. [PDF]

open access: yesMolecules
Kumar A   +11 more
europepmc   +1 more source

Accuracy and Bias of Pulse Oximetry in the Intensive Care Unit: A Prospective Observational Study

open access: yesNursing in Critical Care, Volume 31, Issue 3, May 2026.
ABSTRACT Background Non‐invasive oximetry is crucial for the easy and continuous monitoring of blood oxygenation, from routine assessments to critical care in intensive care units (ICU). Studies indicate that pulse oximeter readings may be biased due to the high light absorption of melanin.
Kaio B. Barros   +7 more
wiley   +1 more source

Carbazole-benzocarbazole fragments having derivative as very efficient host material for TADF based OLEDs. [PDF]

open access: yesNanoscale Adv
Lenka S   +8 more
europepmc   +1 more source

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