Nuclear energy has been regarded as one of the promising energy sources to replace
traditional fossil fuels due to its advantages of high energy density and carbon-free emission. …

… The x′-axis is along the optical axis of the system, and the y′-axis is vertical and in the …
of the energy is included, where the x-coordinate is tracking time in hours and the y-coordinate …

Background Health care workers, especially frontline nurses, faced great challenges during
the coronavirus disease 2019 (COVID-19) outbreak. Aims To assess the magnitude of the …

In this work, the porously thin layered Fe, Co and O co − doped g − C 3 N 4 (FCOCN) was
synthesized as persulfate (PS) activator for tetracycline (TC) degradation. The characterization …

… x i and x n denote two patches randomly sampled from an image. The size of the patch can
be sampled at the rate 50% of the salient region. d R (x i , x n ) is the 2-norm of x i and x n … x i , …

Thirty years ago, Coullet et al. proposed that a special optical field exists in laser cavities
bearing some analogy with the superfluid vortex. Since then, optical vortices have been widely …

The growing maturity of nanofabrication has ushered massive sophisticated optical structures
available on a photonic chip. The integration of subwavelength-structured metasurfaces …

… Another paper by Xuefei Gong will introduce the transportation design in detail in this …
Xuefei Gong, Lirong Xia, Ru Zhang, “Design and Analysis of cushioning packing box for Chinese …

We report an effective strategy to in situ construct the oxime-Ni 2+ complex unit on polymeric
carbon nitride (PCN) as a molecular catalyst for the highly efficient hydrogen evolution …

BACKGROUND This study sought to compare the clinical outcomes of upper versus whole‐neck
prophylactic irradiation in the treatment of patients with node‐negative nasopharyngeal …