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4,295 Result(s)
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Article
Boosted photocatalytic removal of NO using direct Z-scheme UiO-66-NH2/Bi2MoO6 nanoflowers heterojunction: mechanism insight and humidity effect
In practical applications, relative humidity in the air is a key factor affecting the photocatalytic removal of NO, which is often overlooked in previous studies. Here, we developed a direct Z-scheme UiO-66-NH2/B...
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Article
Physical activity intensity, frequency, duration, volume and the risk of possible sarcopenia in middle-aged and older adults
This study explored the association of physical activity (PA) from different dimensions including intensity, frequency, duration, and volume with possible sarcopenia (PSA), and established the PA cut-off value...
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The Costs of Zero-Covid: Effects of Anti-contagious Policy on Labor Market Outcomes in China
We investigate the effect of the anti-contagious policy on labor market outcomes in China. To measure the Zero-Covid Policy Interventions (ZPIs) implemented during 2020, we exploit the randomly emerged new cas...
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Preparation and study of a capillary electrochromatographic column prepared by conjugating β-CD COFs and gold-poly glycidyl methacrylate nanoparticles
A new enantioselective open-tubular capillary electrochromatography (OT-CEC) was developed employing β-cyclodextrin covalent organic frameworks (β-CD COFs) conjugated gold-poly glycidyl methacrylate nanopartic...
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A review on flexible solar cells
With the gradual progression of the carbon neutrality target, the future of our electricity supply will experience a massive increase in solar generation, and approximately 50% of the global electricity genera...
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Article
18F-FDG PET/CT Radiomics-Based Multimodality Fusion Model for Preoperative Individualized Noninvasive Prediction of Peritoneal Metastasis in Advanced Gastric Cancer
This study was designed to develop and validate a machine learning-based, multimodality fusion (MMF) model using 18F-fluorodeoxyglucose (FDG) PET/CT radiomics and kernelled support tensor machine (KSTM), integrat...
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Open AccessCultivation of novel Atribacterota from oil well provides new insight into their diversity, ecology, and evolution in anoxic, carbon-rich environments
The Atribacterota are widely distributed in the subsurface biosphere. Recently, the first Atribacterota isolate was described and the number of Atribacterota genome sequences retrieved from environmental samples ...
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A review of factors affecting the soil microbial community structure in wetlands
Microbial community in wetland soils is crucial for maintaining the stability of the wetland ecosystem. Nevertheless, the soil microbial community is sensitive to the environmental stress in wetlands. This lea...
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Article
Open AccessPotent synergy and sustained bactericidal activity of polymyxins combined with Gram-positive only class of antibiotics versus four Gram-negative bacteria
Gram-negative bacteria (GNB) are becoming increasingly resistant to a wide variety of antibiotics. There are currently limited treatments for GNB, and the combination of antibiotics with complementary mechanis...
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Article
Impact of additional cytogenetic aberrations at diagnosis on prognosis of adults patients with Philadelphia chromosome positive acute lymphoblastic leukemia undergoing allogeneic hematopoietic cell transplantation: a retrospective analysis
Additional chromosomal abnormalities(ACAs) at diagnosis are associated with inferior prognosis in chronic myeloid leukemia. However, the prognostic significance of ACAs in adult patients with Philadelphia Chro...
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Article
Open AccessDynamics of polarization-tuned mirror symmetry breaking in a rotationally symmetric system
Lateral momentum conservation is typically kept in a non-absorptive rotationally symmetric system through mirror symmetry via Noether’s theorem when illuminated by a homogeneous light wave. Therefore, it is st...
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Article
Distribution Characteristics and Driving Factors of Chlorophyll a and Pollutants in the Liugu Estuary
The high concentration of chlorophyll a (Chl-a) and pollutants in estuaries has led to the deterioration of marine environmental quality and a reduction in the sustainability and safety of marine ecosystems. T...
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Study on the Mechanism of the Influence of Passenger Load on the Vibration Characteristics of Railway Vehicles Based on Modal Characteristics
In order to investigate the effect of passenger load on the vibration of rail vehicles, a modal experiment was conducted on a certain type of high-speed train under empty-load, rice counterweight, and passenge...
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Open AccessResearch on reliability map** of 5G low orbit constellation network slice based on deep reinforcement learning
Reliability map** of 5G low orbit constellation network slice is an important means to ensure link network communication. The problem of state space explosion is a typical problem. The deep reinforcement lea...
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Article
Mechanism of photon-induced performance changes in silicon heterojunction solar cells
Short-wavelength ultraviolet (UV) photons adversely affect hydrogenated amorphous silicon thin films, as well as on silicon heterojunction (SHJ) solar cells and modules. This research examines the impact and m...
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Article
Author Correction: High-yield porphyrin production through metabolic engineering and biocatalysis
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Article
Periodic Solutions for a Class of Nonlinear Differential Equations
In this paper, we address the existence and multiplicity of 2-periodic solutions to differential equations with a distributed delay of the form $$\beg...
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Article
Open AccessSerum dithiothreitol-oxidizing capacity (DOC) is a promising biomarker for excluding significant liver fibrosis: a proof-of-concept study
APRI and FIB-4 scores are used to exclude clinically significant fibrosis (defined as stage ≥ F2) in patients with chronic viral hepatitis. However, the cut-offs for these scores (generated by Youden indices) ...
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Open AccessEffectiveness of different intrusion modes of maxillary anterior teeth with mini-implants in clear aligner treatment: a three-dimensional finite element analysis
The intrusion of maxillary anterior teeth is often required and there are various intrusion modes with mini-implants in clear aligner treatment. The objective of this study was to evaluate the effectiveness of...
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Article
A review of ultrafast laser micro/nano fabrication: Material processing, surface/interface controlling, and devices fabrication
Ultrafast laser processing technology has offered a wide range of opportunities in micro/nano fabrication and other fields such as nanotechnology, biotechnology, energy science, and photonics due to its contro...