Results 161 to 170 of about 197,325 (263)

Formation of luminescent defects in 4H-SiC upon ion irradiation and ns laser annealing. [PDF]

open access: yesSci Rep
Zanelli G   +15 more
europepmc   +1 more source

Photon‐Sphere Modes in Curved Optical Microcavities: A Black‐Hole Analogue Laser

open access: yesAdvanced Science, EarlyView.
An optical analogue of a Schwarzschild black hole is realized using curved microcavities that preserve light‐like geodesics. A new family of laser modes confined around the photon sphere is identified alongside conventional whispering‐gallery modes. Analytical theory, numerical simulations, and experiments reveal curvature‐induced confinement, enabling
Chenni Xu   +9 more
wiley   +1 more source

Distinct Spectral Profiles of Pleural Effusions from Malignant Tumors Using Raman Spectroscopy. [PDF]

open access: yesInt J Mol Sci
Kujdowicz M   +7 more
europepmc   +1 more source

Multi‐Enzyme Mimetic Molybdenum Nitride Nanozymes Reshape Subgingival Microenvironment for Synergistic Periodontitis Therapy via ROS Regulation and Microbiome Remodeling

open access: yesAdvanced Science, EarlyView.
ABSTRACT Periodontitis, a chronic inflammatory disease initiated and sustained by plaque microorganisms and host immune response, remains an intractable oral disease and a leading cause of tooth loss worldwide. Traditional mechanical debridement and adjunctive antibiotic or antiseptic therapy often shows limited efficacy due to the complex anatomical ...
Weiyu Zhang   +12 more
wiley   +1 more source

Comparison of solid-phase and single-drop microextractions for headspace analysis of herbal essential oils

open access: yesOpen Chemistry, 2009
Adam Martin   +3 more
doaj   +1 more source

Disorder‐Induced Extremely Low Thermal Conductivity of Graphite Fluoride

open access: yesAdvanced Science, EarlyView.
This article investigates the effect of fluorination on the thermal conductivity of graphite fluoride, demonstrating the relationship between structural modification and thermal conductivity in an extreme case. The record‐low through‐plane thermal conductivity measured in exfoliated graphite fluoride flakes was found to correlate with the wide ...
Wonsik Lee   +10 more
wiley   +1 more source

The study of rutile pigments Ti1−3x CrxM2x O2

open access: yesOpen Chemistry, 2013
Večeřa Jan   +3 more
doaj   +1 more source

Correlation between structural features and optoelectronic properties in superhalogen doped hexaazakekulenes. [PDF]

open access: yesSci Rep
Kosar N   +7 more
europepmc   +1 more source

Intracellular Reactive Oxygen Species Generation Induced by High‐Frequency Ultrasound in Thickness Vibration Mode

open access: yesAdvanced Science, EarlyView.
Cell‐sized high‐frequency ultrasound using a lithium niobate transducer, previously ignored in reactive oxygen species (ROS) production, generated intracellular ROS at frequencies higher than conventionally used. The intracellular generation of ROS by cell‐sized high‐frequency ultrasound revealed in this study is expected to be applied to innovative ...
Kotaro Fujishiro   +4 more
wiley   +1 more source

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