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Article
Large taper mechanism of HS-WEDM
Large taper (≥ ± 5°) high-speed wire electrical discharge machining can be affected by many factors. The positioning error of wire electrode caused by guide wheels and the run-out of guide wheels are particula...
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Article
Experimental research on tension balance control of reciprocating winding diamond wire saw
In this study, the variation in diamond wire tension during the reciprocating wire-winding machining process is investigated to improve the cutting stability and machining precision of a reciprocating winding ...
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Article
Open AccessCirculating tumor cells in peripheral and pulmonary venous blood predict poor long-term survival in resected non-small cell lung cancer patients
We tested the hypothesis that circulating tumor cells (CTCs) in preoperative peripheral blood (PPB) and intraoperative pulmonary venous blood (IPVB) could predict poor long-term survival in resected non-small ...
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Article
Enhanced debris expelling in high-speed wire electrical discharge machining
Surface machined by high-speed wire electrical discharge machining (HS-WEDM) at high energy (average current >8 A) suffers from surface burn and reduced cutting speed increase-rate, a major problem which is in...
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Article
Increasing process efficiency of HSWEDM based on discharge probability detection
This study analyzes the limitations of servo control systems for high-speed wire cut electrical discharge machining (HSWEDM). The discharge gap cannot be adjusted in real time during large energy cutting, as t...
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Article
Open AccessSerum lipid profiles in patients with acute myocardial infarction in Hakka population in southern China
Little is known about serum lipid levels comparison of patients with acute myocardial infarction (AMI) in Hakka patients in southern China. To estimate the prevalence lipid profiles in Hakka patients with AMI ...
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Article
Experimental research on semiconductor sha** by abrasive-spark hybrid machining
In this study, the problem of poor precision and low efficiency in shape-cutting hard, brittle semiconductor materials with traditional fixed abrasive diamond wire sawing (DWS) is investigated experimentally a...
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Article
Super-high-thickness high-speed wire electrical discharge machining
High-speed wire electrical discharge machining (WEDM-HS) of materials of super-high thickness (more than 1000 mm) is a challenging problem. First, sufficient energy is required to maintain the inter-electrode ...
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Article
Open AccessThe characteristics of ctDNA reveal the high complexity in matching the corresponding tumor tissues
Next-generation sequencing (NGS) is an efficient and sensitive method to detect mutations from ctDNA. Many features and clinical conditions could significantly affect the concordance between ctDNA and correspo...
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Article
Technology of ablation milling by fast-moving electrode
To improve the efficiency of conventional electrical discharge machining (EDM) milling, this study proposes a highly efficient machining method that employs continuous oxygen feeding and fast-moving electrode....
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Article
Effect of cytochrome P450 2C19 polymorphism on adverse cardiovascular events after drug-eluting stent implantation in a large Hakka population with acute coronary syndrome receiving clopidogrel in southern China
The objective of this study is to evaluate the effects of cytochrome P450 2C19 (CYP2C19) polymorphism on adverse cardiovascular events (MACE) in Hakka patients with acute coronary syndrome (ACS) receiving clop...
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Article
Research on the efficient and stable sinking electrical discharge machining ablation process of Ti-6Al-4V
When machining Ti-6Al-4V, electrical discharge machining ablation (EDMA) using a pure oxygen medium can greatly improve the relatively low machining efficiency in EDM, especially when machining a deep-type bli...
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Article
Research on an EDM-based unitized drilling process of TC4 alloy
To reduce the recast layer and cracks formed during the small hole, electrical discharge machining (EDM) of the TC4 alloy, negative polarity EDM, and electrical discharge machining/electrochemical machining co...
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Article
Study on high-efficiency cutting of high-thickness workpiece with stranded wire electrode in high-speed wire electrical discharge machining
To further improve the technological indexes of high-speed wire electrical discharge machining (HS-WEDM) under conditions of high energy and high thickness while also solving the problem of an absent liquid me...
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Article
Open AccessAssessment of the LDL-C/HDL-C ratio as a predictor of one year clinical outcomes in patients with acute coronary syndromes after percutaneous coronary intervention and drug-eluting stent implantation
Despite significant advances in the management of acute coronary syndromes (ACS), there are still plenty of patients undergoing percutaneous coronary intervention (PCI) and stent implantation suffered poor pro...
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Article
Experimental research on combined processing of diamond wire saw and molybdenum twisted wire
To improve the surface quality of multiple cutting and eliminate the recast layer in high-speed wire-cut electrical discharge machining (HSWEDM), a novel combined processing based on diamond wire saw and molyb...
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Article
Minimizing drum-shaped inaccuracy in high-speed wire electrical discharge machining after multiple cuts
Drum-shaped inaccuracy increases dramatically in high-speed wire electrical discharge machining (HS-WEDM) after multiple cuts when very thick workpiece (> 100 mm) are used. To tackle this problem, a positional...
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Article
Study on the influence that hard water had in high-speed wire electrical discharge machining
High-speed wire electrical discharge machining (HS-WEDM) using hard water working liquid results in the machined surface losing metallic luster and reducing the cutting speed comparing with distilled water wor...
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Article
Investigation of the controllable characteristics of electrical discharge ablation of Ti6Al4V
The local excessive ablation of Ti6Al4V by electrical discharge machining ablation (EDMA) is investigated in the present work. In order to achieve the high efficiency and stable ablation machining of Ti6Al4V, ...
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Article
Composition analysis of discharge and combustion during the atomization EDM ablation
This paper analyzes the high-performance efficiency of atomized electric discharge machining (EDM) ablation using quantitative analysis of discharge and combustion erosion. Using an argon-atomizing medium and ...
