Results 91 to 100 of about 138,094 (282)

A complete characterization of Radon planes whose unit spheres are regular polygons

open access: yes, 2018
We study the structure of the unit sphere of polygonal Radon planes from a geometric point of view. In particular, we prove that a $ 2 $-dimensional real polygonal Banach space $ \mathbb{X} $ cannot be a Radon plane if the number of vertices of its unit ...
Mandal, Kalidas   +2 more
core  

Iron Oxide Nanozyme as Reactive Oxygen and Nitrogen Species Scavenger to Regulate Microglial Homeostasis in Stroke

open access: yesAdvanced Science, EarlyView.
6 nm iron oxide nanoparticles (IONP6) exhibit enzyme‐like activities that scavenge reactive oxygen and nitrogen species (RONS), including nitric oxide (NO). In stroke models, IONP6 promotes microglial polarization toward the M2 phenotype, reduces neuroinflammation, and improves neurological outcomes, offering a promising drug‐free approach to mitigate ...
Yilin Qi   +12 more
wiley   +1 more source

Radon levels in karst caves in Slovenia

open access: yesActa Carsologica, 2012
A review is given on the radon survey in the Slovenian karst caves, those open for tourists and those for cavers and spele­ologists only. Radon concentrations differed markedly from cave to cave, as well as from point to point in the same cave.
Janja Vaupotič
doaj   +1 more source

Learnable Diffusion Framework for Mouse V1 Neural Decoding

open access: yesAdvanced Science, EarlyView.
We introduce Sensorium‐Viz, a diffusion‐based framework for reconstructing high‐fidelity visual stimuli from mouse primary visual cortex activity. By integrating a novel spatial embedding module with a Diffusion Transformer (DiT) and a synthetic‐response augmentation strategy, our model outperforms state‐of‐the‐art fMRI‐based baselines, enabling robust
Kaiwen Deng   +2 more
wiley   +1 more source

Buildings and Health [PDF]

open access: yes, 2006
Facts about radon, lead, air quality, mold, VOCs, and costs related to buildings and ...

core  

Persistently Increased Expression of PKMzeta and Unbiased Gene Expression Profiles Identify Hippocampal Molecular Traces of a Long‐Term Active Place Avoidance Memory and “Shadow” Proteins

open access: yesAdvanced Science, EarlyView.
Protein complexes like KIBRA‐PKMζ are crucial for maintaining memories, forming month‐long protein traces in memory‐tagged neurons, but conventional RNA‐seq analysis fails to detect their transcript changes, leaving memory molecules undetected in the shadows of abundantly‐expressed genes.
Jiyeon Han   +10 more
wiley   +1 more source

Investigation on radon levels in soil and water associated with Mount Tampomas geothermal activity in Indonesia

open access: yesRadiation Medicine and Protection
Objective: To investigate radon emanation in geothermal manifestations around Mount Tampomas, West Java, Indonesia, and assess radon concentrations in soil and water samples.
Heri Nurohman   +3 more
doaj   +1 more source

Biomimetic Cell Membrane‐Coated MOFs System for Targeted Cancer Therapy

open access: yesAdvanced Science, EarlyView.
Biomimetic MOF‐based drug delivery nanoplatforms synthesized using liposomes or cell membranes as camouflage for multiple cancer therapeutics. ABSTRACT The integration of metal‐organic frameworks (MOFs) with cell membrane coatings has emerged as a revolutionary strategy to enhance the therapeutic efficacy of cancer nanomedicine.
Qilu Wu   +6 more
wiley   +1 more source

Tunable Sound Absorption via Evanescent‐Wave Coupling in Asymmetric Bilayer Metasurfaces

open access: yesAdvanced Science, EarlyView.
Tunable sound absorption is realized through a bilayer metasurface system governed by evanescent‐wave coupling. This work demonstrates that such evanescent‐wave coupling provides a controllable scattering channel that destructively interferes with the specular reflection.
Pyung Sik Ma, Hyung Jin Lee
wiley   +1 more source

IAEA Safety Guides vs. Actual Challenges for Design and Conduct of Indoor Radon Surveys

open access: yesAtmosphere
An analysis of the international radon regulatory framework identified actual challenges for the design and conduct of indoor radon surveys, though there is little discussion on this issue in the radon community.
Andrey Tsapalov   +5 more
doaj   +1 more source

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