![Loading...](https://link.springer.com/static/c4a417b97a76cc2980e3c25e2271af3129e08bbe/images/pdf-preview/spacer.gif)
-
Article
Energy transfer and optical properties of NaLaMgWO6:Dy3+, Tb3+ phosphors
In this study, we have prepared several NaLaMgWO6:Dy3+, Tb3+ phosphors using a high-temperature solid-phase method. X-ray diffraction (XRD) and photoluminescence (PL) were used to analyze the physical phase and l...
-
Article
Enhanced electrical conductivity of P-doped apatite-type lanthanum silicate solid electrolytes and analysis of the mechanism
Mono-doped lanthanum silicate solid electrolyte ceramics with phosphorus was successfully prepared by using the urea-nitrate combustion method at 600 °C. The crystal structure and morphology were analyzed by s...
-
Article
Influence of milling parameters on machining performances and surface quality of ZK61M magnesium alloy
The milling parameters have an important influence on machining performance and surface quality of metal materials. In this paper, the differences in machining and corrosion resistance properties of ZK61M plat...
-
Article
Open AccessPublisher Correction: Neoadjuvant adebrelimab in locally advanced resectable esophageal squamous cell carcinoma: a phase 1b trial
-
Article
Open AccessNeoadjuvant adebrelimab in locally advanced resectable esophageal squamous cell carcinoma: a phase 1b trial
Overall survival (OS) benefits of neoadjuvant immunotherapy remain elusive in locally advanced esophageal squamous cell carcinomas (ESCC). Here, we reported the results of a phase 1b trial of neoadjuvant PD-L1...
-
Article
Open AccessUncertainty analysis and optimization of laser thermal pain treatment
Uncertainty in operating parameters during laser thermal pain treatment can yield unreliable results. To ensure reliability and effectiveness, we performed uncertainty analysis and optimization on these parame...
-
Article
Open AccessAssociation between obesity and short- and medium-term mortality in critically ill patients with atrial fibrillation: a retrospective cohort study
There has been controversy about how obesity affects the clinical prognosis for patients with atrial fibrillation (AF), and the relationship between obesity and outcomes in critically ill patients with AF rema...
-
Article
Open AccessElectrochemical oxidative difunctionalization of diazo compounds with two different nucleophiles
With the fast development of synthetic chemistry, the introduction of functional group into organic molecules has attracted increasing attention. In these reactions, the difunctionalization of unsaturated bond...
-
Article
Open Access1,2-Amino oxygenation of alkenes with hydrogen evolution reaction
1,2-Amino oxygenation of alkenes has emerged as one of the most straightforward synthetic methods to produce β-amino alcohols, which are important organic building blocks. Thus, a practical synthetic strategy ...
-
Article
Precise electro-reduction of alkyl halides for radical defluorinative alkylation
Reported here is a precise electro-reduction strategy for radical defluorinative alkylation towards the synthesis of gem-difluoroalkenes from α-trifluoromethylstyrenes. According to the redox-potential difference...
-
Article
Interleukin-22 enhances chemoresistance of lung adenocarcinoma cells to paclitaxel
The chemoresistance of tumors is the main barrier to cancer treatment. Interleukin-22 (IL-22) plays an important role in the chemoresistance of multi-cancers; however, the roles of IL-22 in the paclitaxel resi...
-
Article
A frequency domain reliability analysis method for electromagnetic problems based on univariate dimension reduction method
In this paper, a class of electromagnetic field frequency domain reliability problem is first defined. The frequency domain reliability refers to the probability that an electromagnetic performance indicator c...
-
Article
Oxidation-induced ortho-selective C–H bond functionalization of 2-naphthylamine derivative
Selective C–H bond functionalization has been emerged as a versatile strategy for the construction of new chemical bonds. In the past decades, the directing group (DG)-assisted C–H bond activation has been dev...
-
Article
Open AccessImproved Differential Evolution with Shrinking Space Technique for Constrained Optimization
Most of the current evolutionary algorithms for constrained optimization algorithm are low computational efficiency. In order to improve efficiency, an improved differential evolution with shrinking space tech...
-
Article
Reinforced polyaniline/polyvinyl alcohol conducting hydrogel from a freezing–thawing method as self-supported electrode for supercapacitors
In the present work, by using the in situ polymerization of aniline in acidic aqueous solution of PVA and freezing–thawing method, the reinforced conducting polymer hydrogel of polyaniline/polyvinyl alcohol (P...
-
Article
Extraction of potassium from biotite by Ba2+/K+ ion exchange and the structural transformation
Potassium has been extracted successfully from biotite by Ba2+/K+ ion exchange. The potassium release rate increased along S-curve versus reaction time. The maximum of potassium release rate was about 96 %. Powde...
-
Article
Assembly of conducting polypyrrole hydrogels as a suitable adsorbent for Cr(VI) removal
Unique polypyrrole (PPy) hydrogels are prepared by using orange IV as the dopant and FeCl3 as the oxidant. The static polymerization of pyrrole monomer in aqueous solution is accompanied with self-assembly of PPy...
-
Article
Comprehensive models of human primary and metastatic colorectal tumors in immunodeficient and immunocompetent mice by chemokine targeting
New xenograft models of colorectal cancer exhibit metastasis to the liver, use immunocompetent mice and show improved resistance to chemotherapy.
-
Article
Esophagogastrostomy Plus Gastrojejunostomy: A Novel Reconstruction Procedure after Curative Resection for Proximal Gastric Cancer
The choice of surgical strategy for patients with proximal gastric cancer remains controversial. In this study, we recommend that a new reconstruction procedure be performed following proximal gastrectomy.
-
Article
The room temperature photoluminescence properties of Eu3+-doped bi-phase calcium phosphate under visible light
The Eu-doped bi-phase calcium phosphate (BCP) phosphors with (Eu + Ca)/P = 1.1, 1.3, 1.5, and 1.6 were synthesized for the first time by the precipitation method. The BCP phosphors were investigated by the X-r...