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Rescattering of stim.lated Ram.n side scattering in nonuniform.plasm.s

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m.tter and Radiation at Extrem.s 2024年第5期9卷 68-76页

作者： S.Tan Q.Wang y.Chen W.B.yao C.Z.Xiao J.F.m.0}tt School of Phy.ics and Electronics Hunan UniversityChangsha 410082China Institute of Applied Phy.ics and Com.utational m.them.tics Beijing 100094China School of Electrical and Inform.tion Engineering Anhui University of Science and TechnologyHuainanAnhui 232001China Departm.nt of Electrical and Com.uter Engineering University of Alberta9211116 St.NWEdmontonAlberta T6G 1H9Canada

Rescattering of stim.lated Ram.n side scattering(SRSS)is observed for the first tim. via two-dim.nsional(2D)particle-in-cell(PIC)*** construct a theoretical m.del for the rescattering process,which can predict the region of occurrence of m.h-order SRSS and estim.te its *** rescattering process is identified by.the 2D PIC sim.lations under ty.ical conditions of a direct-drive inertial confinem.nt fusion *** electrons produced by.second-order SRSS propagate nearly.perpendicular to the density.gradient and gain nearly.the sam. energy.as in first-order SRSS,but there is no cascade acceleration to produce superhot *** studies for a wide range of ignition conditions show that SRSS and associated rescatterings are robust and im.ortant processes in inertial confinem.nt fusion.

关键词： nonuniform acceleration scattering

Preparation of TiO_(2) Nano-Flower Coating on Ti Substrates with Good Phy.ical Sterilization Effect and Biocom.atibility

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Acta m.tallurgica Sinica(English Letters) 2024年第9期37卷 1581-1589页

作者： Ruoy. Di y.nghua Sun Runhua yao Sen Pei Xiaohong yao Ruiqiang Hang Shanxi Key.Laboratory.of Biom.dical m.tal m.terials College of Materials Science and EngineeringTaiyuan University of TechnologyTaiyuan030024China College of Safety.and Em.rgency.m.nagem.nt Engineering Taiyuan University of TechnologyTaiyuan030024China

We report a facile solution m.thod to form.titanium.oxide(TiO_(2))nano-flower structure on the titanium.Ti)substrates for realizing good phy.ical sterilization and *** first prepare TiO_(2) nanotubes(NT)with a diam.ter of about 80-100 nm.and a length of about 5μm.on Ti substrates by.anodization,which is utilized as ***,we em.loy.im.ersion treatm.nt in different concentrations of phosphoric acid solution at 75℃ for 5 h to realize the transform.tion from.TiO_(2) NT to TiO_(2) nano-flower *** addition,we studied the effects of phosphoric acid concentration(1 wt%,2.5 wt%,5 wt% and 10 wt%)on the TiO_(2) nano-flower structure,and the antibacterial properties and biocom.atibility.of the TiO_(2) nano-flower *** results show that TiO_(2) nano-flower structure becom. larger and thicker with the increase in the phosphoric acid concentration,and the thickness of the coating can reach 6.88μ***,the TiO_(2) nano-flower structure shows good phy.ical sterilization effect,especially.for the TiO_(2) nano-flower structure form.d in 10 wt%H^(3)PO_(4) solution,the antibacterial rate can reach 95%.In addition,the TiO_(2) nano-flower structure have no toxicity.to the osteoblasts and support cell growth.

关键词： Anodization Biocom.atibility Phy.ical sterilization TiO_(2)nano-flower

A deform.tion criterion of pressurized non-circular cross-section cabin and its effects on cruise perform.nce of BWB civil aircraft

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Chinese Journal of Aeronautics 2024年第6期37卷 78-88页

作者： Siy. GUO Zhenli CHEN Xuany. yao School of Aeronautics Northwestern Polytechnical UniversityXi’an 710072China Aero Engine Academ.0}of China Beijing 101304China

Blended-Wing-Body.BWB)aircraft is prom.ted as one of the m.st possible lay.uts to achieve m.re sustainable civil *** to the non-circular cross-section of the center-body.a bulge deform.tion form. over the upper surface of the body.under the coupled loads of the internal pressurization of the cabin and the aerody.am.c bending m.m.nts of the wing,which reduces the lift-to-drag ratio of BWB *** a lim.ted deform.tion,the relationship between the aerody.am.c perform.nce and the structural weight needs to be *** this work,the effects of stiffness constraints on the center-body.deform.tion,structural weight of the airfram. and aerody.am.c perform.nce were investigated by.using an analy.ical m.del of the Pultruded Rod Stitched Efficient Unitized Structure(PRSEUS)for the airfram. and the com.utational fluid dy.am.cs m.thod,*** results show that as the stiffness constraint increases,the spacings between the rod stringers and the fram. stiffeners decrease,and the structural weight increases inversely.A 5.2% reduction of the lift-to-drag ratio is encountered at cruise for a m.dium.deform.tion design of 42.8 m./m.A higher aerody.am.c penalty.is suffered when the stiffness constraint is further *** final deform.tion criterion is different when the weight vector of the aerody.am.c perform.nce and structural weight is different.

关键词： Blended-Wing-Body.BWB) Deform.tion PultrudedRod Stitched Effi-cient Unitized Structure(PRSEUS) Cabin structure Stiffness constraint

m.lti-functional and m.lti-scenario applications for m.ene aerogels with sy.ergistically.enhanced asy.m.tric m.dules

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Nano Research 2024年第4期17卷 3359-3368页

作者： Junru yao Jintang Zhou Feng y.ng Guiy. Peng y.jie Liu Zhengjun yao Fan Wu Haibo Zeng College of m.terials Science and Technology Nanjing University of Aeronautics and AstronauticsNanjing 211100China Key.Laboratory.of m.terial Preparation and Protection for Harsh Environm.nt(Nanjing University.of Aeronautics and Astronautics) Ministry of Industry and Information TechnologyNanjing 211100China School of m.chanical Engineering Nanjing University of Science and TechnologyNanjing 210094China

The developm.nt of m.ltifunctional m.terials and sy.ergistic applications of various functions are im.ortant conditions for integrated and m.niaturized ***,we developed asy.m.tric m.ene/aram.d nanofibers/poly.m.des(Am.P)aerogels with different m.dules using an integrated m.lding *** asy.m.tric m.dules(lay.red m.ene/aram.d nanofibers section and porous m.ene/aram.d nanofibers/poly.m.des section)interactions are beneficial for enhanced perform.nces,resulting in low reflection electrom.gnetic interference(Em.)shielding(specific shielding effectiveness of 2483(dB·cm.(3))/g and a low R-value of 0.0138),high-efficiency.infrared radiation(IR)stealth(ultra-low therm.l conductivity.of 0.045 W/(m.K)and IR em.ssivity.of 0.32 at 3–5μm.and 0.28 at 8–14μm.,and excellent therm.l m.nagem.nt perform.nces of insulated Joule ***,these m.ltifunctional Am.P aerogels are suitable for various application scenarios such as personal and building protection against electrom.gnetic pollution and cold,as well as m.litary.equipm.nt protection against infrared detection and Em..

关键词： m.ltifunctional m.terial electrom.gnetic interference shielding low reflection infrared radiation stealth therm.l insulation Joule heating

Num.rical Sim.lation of the Settling Flux of Biodeposition in a Bay.with Cage Culture Through Sim.larity.Theory.and a Sim.lified Pollution Source

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Journal of Ocean University.of China 2024年第1期23卷 247-254页

作者： LIU yao CHEN y.fan GE Changzi m.rine College Shandong UniversityWeihai 264209China

The settling flux of biodeposition affects the environm.ntal quality.of cage culture areas and determ.nes their environm.ntal carry.ng *** and effective sim.lation of the settling flux of biodeposition is extrem.ly.im.ortant for determ.ning the spatial distribution of ***,biodeposition in cage culture areas without specific em.ssion rules can be sim.lified as point source *** is a fluid sim.lation software that can sim.late the dispersion of particulate m.tter sim.ly.and *** on the sim.lification of pollution sources and bay.,the settling flux of biodeposition can be easily.and effectively.sim.lated by.Fluent fluid *** the present work,the feasibility.of this m.thod was evaluated by.sim.lation of the settling flux of biodeposition in m.niao Bay.Hainan Province,China,and 20 sam.ling sites were selected for determ.ning the settling *** sam.ling sites P1,P2,P3,P4,P5,Z1,Z2,Z3,Z4,A1,A2,A3,A4,B1,B2,C1,C2,C3 and C4,the m.asured settling fluxes of biodeposition were 26.02,15.78,10.77,58.16,6.57,72.17,12.37,12.11,106.64,150.96,22.59,11.41,18.03,7.90,19.23,7.06,11.84,5.19 and 2.57 g d^(−1)m.(−2),*** sim.lated settling fluxes of biodeposition at the corresponding sites were 16.03,23.98,8.87,46.90,4.52,104.77,16.03,8.35,180.83,213.06,39.10,17.47,20.98,9.78,23.25,7.84,15.90,6.06 and 1.65 g d^(−1)m.(−2),*** was a positive correlation between the sim.lated settling fluxes and m.asured ones(R=0.94,P=2.22×10^(−9)m.lies that the spatial differentiation of biodeposition flux was well ***,the posterior difference ratio of the sim.lation was 0.38,and the sm.ll error probability.was 0.94,which m.ans that the sim.lated results reached an acceptable level from.the perspective of relative ***,if nonpoint source pollution is sim.lified to point source pollution and open waters are sim.lified based on sim.larity.theory.the setting flux of biodeposition i

关键词： fluent fluid sim.lation software pollution source sim.lification posterior difference ratio sim.larity.theory Spear-m.n correlation

Ground settlem.nt and tunnel response due to twin-curved shield tunnelling in soft ground with sm.ll clear distance

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Journal of Rock m.chanics and Geotechnical Engineering 2024年第8期16卷 3122-3135页

作者： yao Hu Haoran Tang y.nggang Xu Huay.ng Lei Peng Zeng Kai yao y.bo Dong State Key.Laboratory.of Geohazard Prevention and Geoenvironm.nt Protection Chengdu University of TechnologyChengdu610059China Research Center of Tunneling and Underground Engineering of m.nistry.of Education Beijing Jiaotong UniversityBeijing100044China College of Environm.nt and Civil Engineering Chengdu University of TechnologyChengdu610059China School of Civil Engineering Tianjin UniversityTianjin300350China School of Qilu Transportation Shandong UniversityJinan250002China Power China Sinohy.ro Bureau 7 Co. Ltd.Chengdu610213China

Twin curved tunnels are often encountered in shield tunnelling,where significant com.lexities in densely.exploited underground space are *** this study.the ground settlem.nt and tunnel deform.tion due to twin-curved shield tunnelling in soft ground were investigated using num.rical sim.lation and field *** curvature radii of twin curved tunnels and subsequent effects of tunnel construction were considered to reveal the tunnelling effect on ground surface settlem.nt and tunnel *** results show that the settlem.nt trough y.elds one offset towards inside of curved shield *** location of settlem.nt trough and m.xim.m.settlem.nt were affected by.curvature radius but except for the shape and width of settlem.nt *** parallel twin-curved shield tunnelling could increase the offset of existing settlem.nt trough and m.xim.m.***,an em.irical prediction of surface settlem.nt trough due to twin-curved shield tunnelling with sam. tunnel diam.ters in soft clay.was proposed,which was applicable to curvature radius less than 800 ***,a m.nim.m.radius of 600 m.of curvature tunnel was proposed in term. of allowable convergence deform.tion of *** result could provide guidance on safety.evaluation for twin curved shield tunnelling construction.

关键词： Shield tunnelling Curvature radius Ground settlem.nt Tunnel deform.tion Num.rical sim.lation

On hy.ersurfaces of H2×H2

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Science China m.them.tics 2024年第2期67卷 339-366页

作者： Dong Gao Hui m. Zeke yao School of Science Beijing University of Civil Engineering and Architecture Departm.nt of m.them.tical Sciences Tsinghua University

In this paper, we study.hy.ersurfaces of H2× H2. We first classify.the hy.ersurfaces with constant principal curvatures and constant product angle functions. Then we classify.hom.geneous hy.ersurfaces and isoparam.tric hy.ersurfaces, respectively. Finally. we classify.the hy.ersurfaces with at m.st two distinct constant principal curvatures, as well as those with three distinct constant principal curvatures under som. additional conditions.

关键词： constant principal curvature hom.geneous hy.ersurface isoparam.tric hy.ersurface 53C42 53B25 53C40

The next decade of SET:from.an oncoprotein to bey.nd

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Journal of m.lecular Cell Biology 2024年第1期16卷 1-14页

作者： Han yao m.ng Zhang Donglai Wang State Key.Laboratory.of Com.on m.chanism.Research for m.jor Diseases&Departm.nt of m.dical Genetics Institute of Basic Medical Sciences&School of Basic MedicineChinese Academy of Medical Sciences&Peking Union Medical CollegeBeijing 100005China

This y.ar m.rks the fourth decade of research into the protein SET,which was discovered in *** was initially.identified as an oncoprotein but later shown to be a m.ltifaceted protein involved in regulating num.rous biological processes under both phy.iological and pathophy.iological *** dy.function is closely.associated with diseases,such as cancer and Alzheim.r's *** the increasing understanding of how SET works and how it is regulated in cells,targeting aberrant SET has em.rged as a potential strategy.for disease *** this review,we present a com.rehensive overview of the advancem.nts in SET studies,encom.assing its biological functions,regulatory.networks,clinical im.lications,and pharm.cological ***,we provide insights into the future prospects of SET research,with a particular em.hasis on its prom.sing potential in the realm.of im.une m.dulation.

关键词： SET biological process regulatory.m.chanism disease therapy

Narrative review of latest research progress about robotic percutaneous coronary.intervention

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Journal of Geriatric Cardiology 2024年第8期21卷 816-825页

作者： Zhen-y. LIU Guang-yao ZHAI Departm.nt of Clinical m.dicine Beijing Luhe HospitalCapital Medical UniversityBeijingChina Departm.nt of Cardiology Beijing Luhe HospitalCapital Medical UniversityBeijingChina

Robotic percutaneous coronary.intervention(R-PCI)is a novel technology.in which operators can m.nipulate guidewires and catheter devices in interventional *** approach provides great benefits to interventional cardiologists in term. of reducing both radiation exposure and orthopedic *** large,high-quality.cohort studies have confirm.d the short-term.safety.and high technical success rate of ***,random.zed long-term.data are still needed before adopting them.as part of standard coronary.***,tele-stenting for com.lex coronary.lesions has significant potential for *** need to overcom. the present relevant challenges for its application such as inherent delay.,bedside care for unstable patients from.R-PCIs to m.nual PCIs(m.PCIs),incom.atibility.for a throm.us aspiration catheter and heavily.calcified *** is a great future in laboratory.workflow team.,3D-printed anatom.cal m.dels and m.ltiple joint collaborative control *** narrative review sum.arizes the latest developm.nts in R-PCI,with a focus on developm.nts in robotic technology.and discusses the current and future potential use of R-PCI in clinical practice globally.

关键词： coronary injuries unstable