16 hasil untuk "Li-Gang Zhang"

Analysis and optimization of control algorithms for RSSTSP for horizontal well drilling

Li Gang Zhang; G. R. Liu; Wei Li dkk.

Journal of Petroleum Exploration and Production Technology, Vol. 8 No. 4 · 2018 · Inggris · DOAJ Scopus

Abstract Steering control algorithm plays an important role in a rotary steerable system for horizontal well drilling, including the determination of the well trajectory, vibrations, stability, durability among other variables. This work develops a control algorithm for three static push-the-bit…

Study Progress of ZrO2-Containing Micro-Arc Oxidation Composite Coatings on Surface of Magnesium Alloys

TANG Mingqi, XIN Chang, HU Junhua, FENG Zaiqiang, LI Gang, ZHANG Wei

Cailiao Baohu, Vol. 56 No. 4 · 2023 · Tionghoa · DOAJ Scopus

Poor corrosion resistance of magnesium alloys dramatically limits their application in corrosive environments.Microarc oxidation(MAO) technology can prepare a ceramic-like coating on the surface of magnesium alloy，which is an effective method to improve its corrosion resistance.Due to the film…

The Polythermal Section of Ti-22Al-xNb (30-78at.%Ti) in Ti–Al–Nb System

Yun Zhao; Li-Bin Liu; Li-Gang Zhang dkk.

Metals, Vol. 10 No. 7 · 2020 · Inggris · DOAJ Scopus

The polythermal section of Ti-22Al-xNb (30–78 at.% Ti) in the Ti-Al-Nb system was studied using X-ray diffraction analysis (XRD), differential thermal analysis (DSC), and electron probe micro-analysis (EPMA). No new ternary compounds were found in this work. The polythermal section has five…

Surrogate-Assisted Hybrid Meta-Heuristic Algorithm with an Add-Point Strategy for a Wireless Sensor Network

Jeng-Shyang Pan; Li-Gang Zhang; Shu-Chuan Chu dkk.

Entropy, Vol. 25 No. 2 · 2023 · Inggris · DOAJ Scopus

Meta-heuristic algorithms are widely used in complex problems that cannot be solved by traditional computing methods due to their powerful optimization capabilities. However, for high-complexity problems, the fitness function evaluation may take hours or even days to complete. The…

The Effect of Social Support on Mental Health in Chinese Adolescents During the Outbreak of COVID-19

Meng Qi; Shuang‐Jiang Zhou; Zhao-Chang Guo dkk.

Journal of Adolescent Health · 2020 · Inggris · OpenAlex Scopus

Design of high strength titanium alloy through finding a critical composition with ultra-fine α phase

Li-gang Zhang; Jing-ya Zhou; Zhen-yu Wang dkk.

Materials Research Express, Vol. 7 No. 2 · 2020 · Inggris · DOAJ Scopus

This study presents the design of a high strength titanium alloy based on the idea that the β titanium alloy with critically stable composition could precipitate ultra-fine α phase. An efficient method was used to find the composition of TC21-xV alloy in which ultra-fine α phase could be obtained…

Clinical observation of COVID-19 treated with fibronectin(FN) inhalation

LIU Xu-zhi, WU Li-gang, ZHANG Shi-yang, ZHAO Wei-ming, WANG Bin, WANG Hao-qing

Jichu yixue yu linchuang, Vol. 41 No. 8 · 2021 · Tionghoa · DOAJ

Objective To observe the clinical effect of COVID-19 treated with fibronectin inhalation. Methods Forty-eight COVID-19 patients in Department of Neurology, Xiehe Hospital,Tongji Medical College,Wuhan Huazhong University of Science and Technology,were treated with aerosol inhalation of fibronectin…

Prevalence and socio-demographic correlates of psychological health problems in Chinese adolescents during the outbreak of COVID-19

Shuang‐Jiang Zhou; Li-Gang Zhang; Lei-Lei Wang dkk.

European Child & Adolescent Psychiatry · 2020 · Inggris · OpenAlex Scopus

Association of serum uric acid levels with suicide risk in female patients with major depressive disorder: a comparative cross-sectional study

Jing-Xu Chen; Jun-Hui Feng; Li-Gang Zhang dkk.

BMC Psychiatry, Vol. 20 No. 1 · 2020 · Inggris · DOAJ Scopus

Abstract Background Individuals with major depressive disorder (MDD) have a high suicide risk. Some evidence suggests that uric acid (UA) may be involved in the pathophysiology of MDD. The purpose of this study was to evaluate whether serum UA levels were associated with suicide risk in MDD…

Depression, Anxiety, and Suicidal Ideation in Chinese University Students During the COVID-19 Pandemic

Shuang-Jiang Zhou; Lei-Lei Wang; Meng Qi dkk.

Frontiers in Psychology, Vol. 12 · 2021 · Inggris · DOAJ Scopus

Coronavirus disease-2019 (COVID-19) pandemic has seriously threatened the global public health security and caused a series of mental health problem. Current research focuses mainly on mental health status and related factors in the COVID-19 pandemic among Chinese university students. Data from…

MicroRNA expression profile in chronic nonbacterial prostatitis revealed by next-generation small RNA sequencing

Li Zhang; Yi Liu; Xian-Guo Chen dkk.

Asian Journal of Andrology, Vol. 21 No. 4 · 2019 · Inggris · DOAJ Scopus

MicroRNAs (miRNAs) are considered to be involved in the pathogenic initiation and progression of chronic nonbacterial prostatitis (CNP); however, the comprehensive expression profile of dysregulated miRNAs, relevant signaling pathways, and core machineries in CNP have not been fully elucidated. In…

Relationship Between Affective Temperaments and Suicide Risk in Patients With First-Onset Major Depressive Disorder

Lu Yin; Tian-He Song; Yan-Yan Wei dkk.

Frontiers in Psychiatry, Vol. 13 · 2022 · Inggris · DOAJ Scopus

BackgroundPeople may endorse suicidal behavior during a major depressive episode. Affective temperaments may play a role in this risk. We explored the relationship between affective temperaments and suicide and identified some traits that can predict suicide risk in depression.Materials and…

Gut Microflora Modulates Th17/Treg Cell Differentiation in Experimental Autoimmune Prostatitis via the Short-Chain Fatty Acid Propionate

He-Xi Du; Shao-Yu Yue; Di Niu dkk.

Frontiers in Immunology, Vol. 13 · 2022 · Inggris · DOAJ Scopus

Chronic prostatitis/chronic pelvic pain syndrome (CP/CPPS) is a very common urological disorder and has been gradually regarded as an immune-mediated disease. Multiple studies have indicated that the gut microflora plays a pivotal part in immune homeostasis and autoimmune disorder development…

Patients With Drug-Naive Bipolar Disorder in Remission After 8 Weeks of Treatment Had Decreased Serum Uric Acid Concentrations

Jing-Xu Chen; Li-Gang Zhang; Ke-Zhi Liu dkk.

Frontiers in Psychiatry, Vol. 10 · 2019 · Inggris · DOAJ Scopus

Background: Evidence indicates that the serum concentration of uric acid (UA) in patients may relate both to the pathophysiology and therapeutics of bipolar disorder (BPD). The purpose of this study was to examine the changes and clinical significance of serum UA concentrations in first-episode…

Antibiotic cocktail-induced changes in gut microbiota drive alteration of bile acid metabolism to restrain Th17 differentiation through the FXR–NLRP3 axis

Yue Shao-Yu; Di Niu; Jia Chen dkk.

Gut Microbes, Vol. 17 No. 1 · 2025 · Inggris · DOAJ Scopus

Antibiotics influence both gut microbial composition and immune regulation, but the detailed mechanisms are still undefined. Shifts in the microbiome caused by antibiotic exposure can modulate immune activity through various pathways. Therefore, we aimed to explore how antibiotics affect…

Clinical efficacy of low-dose glucocorticoid therapy for critically ill patients with severe fever with thrombocytopenia syndrome: A retrospective cohort study

Gang Wang; Yan-Li Xu; Ying Zhu dkk.

International Journal of Infectious Diseases, Vol. 130 · 2023 · Inggris · DOAJ Scopus

Objectives: To determine whether glucocorticoids can improve clinical outcomes of severe fever with thrombocytopenia syndrome (SFTS) patients, and how to identify patients who may benefit from the treatment. Methods: A retrospective study was performed to include patients with confirmed SFTS from…