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Article
Tunable molecular editing of indoles with fluoroalkyl carbenes
Building molecular complexity from simple feedstocks through precise peripheral and skeletal modifications is central to modern organic synthesis. Nevertheless, a controllable strategy through which both the c...
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Article
Stability and dynamic characteristics analysis of improved Spar-type wind power floating foundations
The stability and dynamic characteristics of the modified Spar-type offshore wind power floating foundation under the action of wind and wave coupling, based on the establishment of the dynamics model and the ...
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Article
Effect of Initial Kinetic Energy of Si3N4 Ball on Impact Wear Behavior of High-Velocity Oxygen Fuel-Sprayed WC-10Co-4Cr Coating and Medium-Carbon Steel
In order to improve the wear resistance of medium-carbon steel, a dense WC-10Co-4Cr coating was prepared by high-velocity oxygen fuel (HVOF) spraying. The results show that the thickness of WC-10Co-4Cr coating...
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Article
Impact Wear Behavior of HVOF-Sprayed WC-10Co-4Cr Coating on Medium Carbon Steel Under Controlled Kinetic Energy
A compact WC-10Co-4Cr coating with a thickness of about 210 μm was prepared by HVOF spraying, which is mainly composed of WC, W2C, Co6W6C, Co and W phases. By taking an Si3N4 ball as counterpart, the impact wear ...
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Article
Open AccessChemoselective carbene insertion into the N−H bonds of NH3·H2O
The conversion of inexpensive aqueous ammonia (NH3·H2O) into value-added primary amines by N−H insertion persists as a longstanding challenge in chemistry because of the tendency of Lewis basic ammonia (NH3) to b...
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Article
Open AccessHistone methyltransferase KMT2D cooperates with MEF2A to promote the stem-like properties of oral squamous cell carcinoma
Epigenetic reprogramming is involved in multiple steps of human cancer evolution and is mediated by a variety of chromatin-modifying enzymes. Specifically, the histone lysine methyltransferase KMT2D is among t...
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Chapter and Conference Paper
KGESS - A Knowledge Graph Embedding Method Based on Semantics and Structure
To achieve a better performance in the downstream task of knowledge graph (KG), a good representation of KG is necessary. Sensing from the topological structure of the graph, most conventional methods tend to...
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Article
Open AccessTargeted imaging of esophageal adenocarcinoma with a near-infrared fluorescent peptide
Targeted optical imaging offers a noninvasive and accurate method for the early detection of gastrointestinal tumors, especially for flat appearances. In our previous study, a sequence of SNFYMPL (SNF) was ide...
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Article
Achieving high energy storage density of PLZS antiferroelectric within a wide range of components
In this paper, (Pb0.98La0.02) (ZrxSn1-x)0.995 O3 (PLZS) antiferroelectric materials with different Zr/Sn ratios were fabricated by means of the rolling process, and the effects of Zr/Sn ratio on the phase structu...
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Article
Method on water level ruler reading recognition based on image processing
Water level measure is the key task in hydrological monitoring, wherein water level ruler (WLR) is the necessary enabled measure instrument. Due to its low cost and easy deployment, WLR has been widely used fo...
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Chapter and Conference Paper
A Multiobjective Memetic Algorithm for Multiobjective Unconstrained Binary Quadratic Programming Problem
This study introduces a multiobjective memetic algorithm for multiobjective unconstrained binary quadratic programming problem (mUBQP). It integrates multiobjective evolutionary algorithm based on decompositio...
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Chapter and Conference Paper
A Class Imbalance Monitoring Model for Fetal Heart Contractions Based on Gradient Boosting Decision Tree Ensemble Learning
Aiming at the imbalance and cost-sensitive problem of sample categories in actual fetal monitoring, as well as actual needs, we proposed a category imbalance fetal contraction monitoring model based on GBDT (G...
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Article
Determination and influence of the unified strength theory parameter for loess
The parameter b of the unified strength theory was set to depict the contribution of the intermediate principal stress on the failure of materials. A large number of true triaxial tests were carried out to determ...
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Article
Open AccessComparison of differential accessibility analysis strategies for ATAC-seq data
ATAC-seq is widely used to measure chromatin accessibility and identify open chromatin regions (OCRs). OCRs usually indicate active regulatory elements in the genome and are directly associated with the gene r...
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Article
Open AccessMiR-21-5p regulates extracellular matrix degradation and angiogenesis in TMJOA by targeting Spry1
Due to the lack of research on the pathological mechanism of temporomandibular joint osteoarthritis (TMJOA), there are few effective treatment measures in the clinic. In recent years, microRNAs (miRs) have bee...
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Chapter and Conference Paper
Geographical Information Enhanced POI Hierarchical Classification
Categories of Point of Interest (POI) facilitate location-based services from many aspects like location search and place recommendation [6]. However, POI categories are often incomplete and new POIs are increasi...
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Chapter and Conference Paper
Feature Space Augmentation for Long-Tailed Data
Real-world data often follow a long-tailed distribution as the frequency of each class is typically different. For example, a dataset can have a large number of under-represented classes and a few classes with...
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Article
The shear and tensile strength of unsaturated soils by a grain-scale investigation
This paper presents a study of the tensile strength of unsaturated soil by a DEM model in a novel uniaxial tensile test device. For validation and comparison, traditional triaxial shear test of unsaturated soi...
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Article
Open AccessTunable two-phonon higher-order sideband amplification in a quadratically coupled optomechanical system
We propose an efficient scheme for the controllable amplification of two-phonon higher-order sidebands in a quadratically coupled optomechanical system. In this scheme, a strong control field and a weak probe ...
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Article
Open AccessDynamic control of coherent pulses via destructive interference in graphene under Landau quantization
We analyze the destructive interference in monolayer graphene under Landau quantization in a time-dependent way by using the Bloch-Maxwell formalism. Based on this analysis, we investigate the dynamics control...
