Xiaotian Ma

ORCID: 0000-0001-6257-696X
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About
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Research Areas
  • Air Quality and Health Impacts
  • Catalytic C–H Functionalization Methods
  • Catalytic Cross-Coupling Reactions
  • Air Quality Monitoring and Forecasting
  • Environmental Impact and Sustainability
  • Extraction and Separation Processes
  • High-Energy Particle Collisions Research
  • Quantum Chromodynamics and Particle Interactions
  • Radical Photochemical Reactions
  • Particle physics theoretical and experimental studies
  • Energy, Environment, Economic Growth
  • Climate Change and Health Impacts
  • Wastewater Treatment and Reuse
  • Recycling and Waste Management Techniques
  • Nutritional Studies and Diet
  • Collagen: Extraction and Characterization
  • Molecular Spectroscopy and Structure
  • Sentiment Analysis and Opinion Mining
  • Energy and Environmental Systems
  • Digital Marketing and Social Media
  • Constructed Wetlands for Wastewater Treatment
  • Environmental Justice and Health Disparities
  • Mercury impact and mitigation studies
  • Cerebrospinal fluid and hydrocephalus
  • Guidance and Control Systems

Shanghai University of Traditional Chinese Medicine
2023-2024

Tongji University
2017-2024

Shandong University
2017-2024

Second Hospital of Shanxi Medical University
2024

Shanxi Medical University
2024

Jilin University of Chemical Technology
2023

Institute of Chemical Technology
2023

Qilu Hospital of Shandong University
2022

Shanxi Normal University
2022

McMaster University
2022

The Catellani reaction provides a facile and efficient method for the synthesis of multifunctionalized arenes. However, use Pd(0) catalysts restricts scope accessible products. We have developed Pd(II)-catalyzed, Catellani-type utilizing arylboronic acids as substrates first time. can be mono- or dialkylated at ortho positions with alkyl iodides olefinated ipso olefins, producing various aromatic compounds. This work should open new avenues developing novel reactions, in particular those...

10.1021/acscatal.8b00637 article EN ACS Catalysis 2018-03-28

Utilizing halogens as traceless directing goups represents an attractive strategy for C-H functionalization. A two alkylation system, initiated by the oxidative addition of organohalides to Pd0 , has been developed. The first reaction involves intermolecular palladacycles form C(sp3 )-C(sp2 ) bonds followed C(sp2 )-H activation/cyclization deliver alkylated benzocyclobutenes final products. In second reaction, C-C are formed with CH2 Br2 and provides a facile efficient method synthesis...

10.1002/anie.201706418 article EN Angewandte Chemie International Edition 2017-07-28

Coronary heart disease (CHD) is a leading cause of mortality globally and poses significant threat to public health. angiography (CAG) gold standard for the clinical diagnosis CHD, but its invasiveness restricts widespread application. In this study, we utilized pulse diagnostic device equipped with pressure photoelectric sensors synchronously non-invasively capture wrist waves fingertip photoplethysmography (FPPG) patients undergoing CAG. The extracted features were in constructing random...

10.1016/j.heliyon.2024.e28652 article EN cc-by-nc Heliyon 2024-03-27

Abstract The Circular Electron Positron Collider (CEPC) is a large-scale particle accelerator designed to collide electrons and positrons at high energies. One of the primary goals CEPC achieve high-precision measurements properties Higgs boson, facilitated by large number bosons that can be produced with significantly low contamination. boson branching fractions into bb/cc/gg tautau/WW * /ZZ , where W or Z decay hadronically, are presented in context experiment, assuming scenario 5600 fb -1...

10.1088/1674-1137/adacc5 article EN Chinese Physics C 2025-01-22

Abstract The reactions of various C,C‐palladacycles that were generated through the C−H activation aryl halides with disilanes have been studied. reaction arylnorbornyl palladacycles, which a Catellani reaction, hexamethyldisilane proceeded very efficiently to afford disilylated products. Palladacycles obtained remote contained styrene moiety an ether linkage also underwent disilylation hexamethyldisilane. Furthermore, dibenzopalladacyclopentadienes, from 2‐iodobiphenyls,...

10.1002/ajoc.201800178 article EN Asian Journal of Organic Chemistry 2018-05-01

Abstract Utilizing halogens as traceless directing goups represents an attractive strategy for C−H functionalization. A two alkylation system, initiated by the oxidative addition of organohalides to Pd 0 , has been developed. The first reaction involves intermolecular palladacycles form C(sp 3 )−C(sp 2 ) bonds followed )−H activation/cyclization deliver alkylated benzocyclobutenes final products. In second reaction, C−C are formed with CH Br and provides a facile efficient method synthesis...

10.1002/ange.201706418 article EN Angewandte Chemie 2017-07-28

Sporadic late-onset nemaline myopathy (SLONM) is a treatable or otherwise fatal myopathy. Diagnosis of SLONM still challenging, and no therapeutic consensus has been achieved. Here, we reported the clinicopathologic features long-term follow-up data in Chinese cohort.We performed retrospective evaluation clinical, pathologic, treatment outcomes 17 patients with diagnosed between March 1986 April 2021 at our neuromuscular center. Immunohistochemistry (IHC) antibodies against 5...

10.1212/nxi.0000000000001184 article EN cc-by-nc-nd Neurology Neuroimmunology & Neuroinflammation 2022-05-23

Previous studies have indicated that exposure to heavy metals related bone health is primarily limited some common harmful metals, and the impact of lead has not been fully understood. This study aims explore relationship between urine density.

10.3389/fendo.2024.1412872 article EN cc-by Frontiers in Endocrinology 2024-10-02

Life cycle assessment (LCA) can be used to systematically quantify and optimize industrial activities'material flow, energy environmental impacts.This method has become an internationally recognized tool for management, sustainable development assessment, ecological design.However, due imperfect life inventory databases impact models, current Chinese LCA researches faces several issues, such as narrow applications, low traceability, conflicting conclusions, difficulty in controlling source...

10.18402/resci.2021.03.02 article EN 资源科学 2021-01-01

Objectives To explore the relationship between glymphatic dysfunction and cognitive impairment in unilateral temporal lobe epilepsy (TLE). Methods This study retrospectively included 38 patients with TLE 26 age- gender-matched healthy controls (HCs). The diffusion tensor image analysis along perivascular space (DTI-ALPS) index, choroid plexus volume (CPV), assessment were obtained for each participant. Neuropsychological test batteries Montreal Cognitive Assessment (MoCA), Minimum Mental...

10.3389/fnagi.2024.1459580 article EN cc-by Frontiers in Aging Neuroscience 2024-10-18

In this paper, a cascaded inner-outer-loop backstepping sliding mode control method is proposed to solve the trajectory tracking problem for quadrotor UAV. structure, attitude loop considered as an inner while position served outer loop. The approach introduced stabilize loop, adopted and inversely nonlinear equation obtain results of total throttle thrust reference angles with virtual vector, address coupling between by trigonometric function. Compared traditional approximation such "small...

10.1109/ccdc55256.2022.10034268 article EN 2022 34th Chinese Control and Decision Conference (CCDC) 2022-08-15

The Circular Electron Positron Collider (CEPC) is a large-scale particle accelerator designed to collide electrons and positrons at high energies. One of the primary goals CEPC achieve high-precision measurements properties Higgs boson, facilitated by large number bosons that can be produced with significantly low contamination. boson branching fractions into $b\overline{b} /c\overline{c} /gg$ $WW^{*} /ZZ^{*} $, where $W$ or $Z$ decay hadronically, are presented in context experiment,...

10.48550/arxiv.2410.04465 preprint EN arXiv (Cornell University) 2024-10-06

Abstract The Pd‐catalyzed vinylation reactions of aryl iodides using 1,2‐dibromoethane is developed for the synthesis styrenes and stilbenes. In these reactions, vinyl bromide generated from then undergoes reductive cross‐coupling with iodides, affording styrene products. Under slightly modified reaction conditions, can continue reacting to form E ‐stilbenes, which provides a one‐pot synthetic method Alcohols, including iso ‐propanol methanol, are employed as reductant in reactions.

10.1002/adsc.202301146 article EN Advanced Synthesis & Catalysis 2024-01-18
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