Results 151 to 160 of about 2,275,942 (365)

Double Helical Plasmonic Antennas

open access: yesAdvanced Functional Materials, EarlyView.
Plasmonic double helical antennas funnel circularly polarized light to the nanoscale, offering strong chiroptical interaction and directional light emission. Extending a single helix design tool, this study combines numerical modeling with experimental validation, revealing large, broadband dissymmetry factors in the visible range.
Aleksei Tsarapkin   +7 more
wiley   +1 more source

Testing Tidal Theory Using Gaia Binaries: The Red Giant Branch

open access: yesThe Astrophysical Journal
Tidal interaction is a major ingredient in the theory of binary evolution. Here, we study tidal circularization in binaries with red giant primaries. We compute the tidal evolution for binaries as their primary stars evolve along the red giant branch ...
Janosz W. Dewberry, Yanqin Wu
doaj   +1 more source

Biomaterial Strategies for Targeted Intracellular Delivery to Phagocytes

open access: yesAdvanced Functional Materials, EarlyView.
Phagocytes are essential to a functional immune system, and their behavior defines disease outcomes. Engineered particles offer a strategic opportunity to target phagocytes, harnessing inflammatory modulation in disease. By tuning features like size, shape, and surface, these systems can modulate immune responses and improve targeted treatment for a ...
Kaitlyn E. Woodworth   +2 more
wiley   +1 more source

A case of giant condyloma latum in vulvar and perianal areas [PDF]

open access: yesXin yixue
Condyloma latum is a typical lesion of secondary syphilis,which usually appears in the vicinity of the initial chancre. It is found that treponema pallidum load in condyloma latum is significantly higher than that in other secondary syphilis. We report a
Sha Yanyi, Cui Xiao, Lu Guiquan, Xiao Kewen, Li Xiqing, Zhang Jing
doaj   +1 more source

Three-dimensional hydrodynamical CO5BOLD model atmospheres of red giant stars VI. First chromosphere model of a late-type giant

open access: yes, 2017
Although observational data unequivocally point out to the presence of chromospheres in red giant stars, no attempts have been made so far to model them using 3D hydrodynamical model atmospheres.
Klevas, Jonas   +3 more
core   +1 more source

Bright Monocompound Metal Halide Scintillator for Fast Neutron Radiography

open access: yesAdvanced Functional Materials, EarlyView.
Metal halide scintillator, tetraphenylphosphonium manganese bromide (TPP2MnBr4), provides a significant benefit for fast neutron imaging. A fourfold increase in efficiency over traditional zinc sulfide screens is achieved by efficiently utilizing neutron interactions within its homogeneous structure.
Aditya Bhardwaj   +13 more
wiley   +1 more source

Revealing the Fate of Exoplanet Systems: Asteroseismic Identification of Host Star in the Red Clump or Red Giant Branch

open access: yesThe Astrophysical Journal Letters
Determining the evolutionary stage of stars is crucial for understanding the evolution of exoplanetary systems. In this context, red giant branch (RGB) and red clump (RC) stars, which formed at stages in the later evolution of stars situated before and ...
Wen-Xu Lin, Sheng-Bang Qian, Li-Ying Zhu
doaj   +1 more source

Membrane Fusion‐Inspired Nanomaterials: Emerging Strategies for Infectious Disease and Cancer Diagnostics

open access: yesAdvanced Healthcare Materials, EarlyView.
Membrane fusion‐inspired nanomaterials offer transformative potential in diagnostics by mimicking natural fusion processes to achieve highly sensitive and specific detection of disease biomarkers. This review highlights recent advancements in nanomaterial functionalization strategies, signal amplification systems, and stimuli‐responsive fusion designs,
Sojeong Lee   +9 more
wiley   +1 more source

Species associations and conservation of Giant Pandas

open access: yesGlobal Ecology and Conservation, 2023
This paper documents our comparative study on the community environments of giant pandas Ailuropoda melanoleuca between Wolong National Nature Reserve (Wolong NNR), Tangjiahe NNR, and Heizhugou NNR in Sichuan, China using infrared camera data collected ...
Zhuotao Liu   +5 more
doaj  

Mass loss in red giants [PDF]

open access: bronze, 1959
Armin J. Deutsch
openalex   +1 more source

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