Covalent organic frameworks (COFs) represent an emerging class of organic photocatalysts.
However, their complicated structures lead to indeterminacy about photocatalytic active …

Background The adverse effects of loneliness and of poor perceived social support on
physical health and mortality are established, but no systematic synthesis is available of their …

Deep neural networks (DNN) have been shown to be useful in a wide range of applications.
However, they are also known to be vulnerable to adversarial samples. By transforming a …

Stem cell–derived small extracellular vesicles (sEVs) promote angiogenesis after myocardial
infarction (MI). However, the components of sEVs that contribute to these effects and the …

Purpose Social isolation and related concepts have been discussed increasingly in the field
of mental health. Despite this, there is a lack of conceptual clarity and consistency in the …

We report, to our knowledge, the first dual-polarization thin-film lithium niobate coherent
modulator for next-generation optical links with sub-1-V driving voltage and 110-GHz bandwidth, …

Although Sub-Saharan Africa (SSA) countries make less environmental pollution compared
with other regions, the notably increasing economic growth and accelerating process of …

Environmental pollution and resource shortage are two major problems in the current world.
Nuclear energy, a green energy with high energy density, has attracted extensive attention …

Purpose There is growing evidence of significant harmful effects of loneliness. Relatively little
work has focused on how best to reduce loneliness in people with mental health problems. …

Neuronal nicotinic acetylcholine receptors (nAChR), recognized targets for drug development
in cognitive and neuro-degenerative disorders, are allosteric proteins with dynamic …