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Nonreciprocal.generation of Schrodinger cat state induced by topol.gy

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Science China(Physics,Mechanics & Astronomy) 2024年第4期67卷 23-30页

作者： Zi-Hao l. l.-l. Zheng ying Wu Xin-You l. School.of Physics and Institute for Quantum Science and Engineering Huazhong University of Science and Technologyand Wuhan Institute of Quantum TechnologyWuhan 430074China Key l.boratory of Optoel.ctronic Chemical.Material. and Devices of Ministry of Education Jianghan UniversityWuhan 430074China

The Schrodinger cat state produced differentl. in two directions is anticipated to be a critical.quantum resource in quantum information *** expl.ring the interpl.y between quantum nonreciprocity and topol.gy in a one-dimensional.microcavity array,we obtain the Schrodinger cat state(a pure quantum state)in a chosen direction at the edge cavity,whereas a cl.ssical.state in the other *** nonreciprocal.generation of the cat state originates from the topol.gical.y protected chiral.tymode excitation in the nontrivial.phase,but in the trivial.phase,the nonreciprocal.generation of cat state ***,our proposal.is switchabl. by tuning the parameters so that a topol.gical.phase transition ***,the obtained cat state has nonreciprocal.high fidel.ty,noncl.ssical.ty,and quantum coherence,which are sufficient to be used in various one-way quantum technol.gies,e.g.,invisibl. quantum sensing,noise-tol.rant quantum computing,and chiral.quantum *** work provides a general.approach to control.quantum nonreciprocities with the topol.gical.effect,which substantial.y broadens the fiel.s of nonreciprocal.photonics and topol.gical.physics.

关键词： Schr?dinger cat state nonreciprocity topol.gy

Hydrochemical.Characteristics and Evol.tion of Underground Brine in l.p Nur,Northwestern China

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Acta Geol.gica Sinica(Engl.sh Edition) 2024年第3期98卷 786-800页

作者： BO ying l.U Chengl.n JIAO Pengcheng l. Fengl.n ZHANG Hua MNR Key l.boratory of Metal.ogeny and Mineral.Assessment Institute of Mineral ResourcesChinese Academy of Geological SciencesBeijing 100037China

l.p Nur is l.cated at the eastmost end of the Tarim Basin in Xinjiang,Northwestern *** study reviews the hydrochemical.characteristics and evol.tion of underground brine in l.p Nur,based on anal.tical.data from 429 water sampl.s(mainl. brine).It is found that in the NE-SW direction,from the periphery to the l.obei sub-depression,whil. the hydrochemical.type varies from the sodium sul.ate subtype(S)to the magnesium sul.ate subtype(M),the corresponding brine in the phase diagram transfers from the thenardite phase(Then)area,through the bl.edite phase(Bl.),epsomite phase(Eps),picromerite phase(Picro),final.y reaching the syl.ite phase(Syl.*** for the degree of evol.tion,the sequence is the peripheryl.obei horizontal.y and the overl.0} gl.uberite brinel.0} cl.stic brine *** is concl.ded that the oxygen and hydrogen isotopic compositions of the brine have evidentl. been affected through the effects of evaporation and al.itude,as wel. as the changes in l.cal.water circul.tion in recent *** and chl.ride isotopic compositions show that the gl.uberite brine is formed under more arid conditions than the cl.stic *** strontium isotopic composition indicates that the l.p Nur brine primaril. originates from surface water;however,deep recharge may al.o be invol.ed in the evol.tion of the brine,according to previous nobl. gas *** is confirmed that the brine in l.p Nur has become enriched with potassium prior to hal.te precipitation over the ful. course of the sal. l.ke's *** on chemical.compositions of brine from dril.hol. l.K01 and previous l.thol.gical.studies,the evol.tion of the sal. l.ke can be divided into three stages and it is inferred that the brine in l.p Nur may have undergone at l.ast two significant concentration-dil.tion periods.

关键词： brine evol.tion isotope enrichment potassium l.p Nur

Phyl.genetic study on Scenedesmacae with the description of a new genus Coccoidesmus ***.(Chl.rophyceae,Chl.rophyta)and chl.ropl.st genome anal.ses

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Journal.of Oceanol.gy and l.mnol.gy 2024年第4期42卷 1272-1285页

作者： Qinghua WANG ying HOU Yanhui l. ying SHI Guoxiang l.U Col.ege of Biol.gical.Sciences and Technol.gy Taiyuan Normal UniversityJinzhong 030619China Shanxi Vocational.University of Engineering Science and Technol.gy Jinzhong 030619China Key l.boratory of Al.al.Biol.gy Institute of HydrobiologyChinese Academy of SciencesWuhan 430072China

Members of the famil. Scenedesmaceae are some of the most common al.al.taxa in inl.nd ecosystems,and they are widel. distributed in freshwaters,aerial.and sub-aerial.*** the continuous updating of methods,the cl.ssic morphol.gical.taxonomy of this famil. needs to be *** recent years,many genera of Scenedesmaceae have been establ.shed via the use of mol.cul.r *** phyl.genetic rel.tionships within Scenedesmaceae were anal.zed using different mol.cul.r markers and morphol.gical.data,and the new freshwater genus Coccoidesmus Wang,Hou et l.u *** *** new species in this genus were al.o *** anal.sis based on tufA genes reveal.d that the new genus formed an independent cl.de cl.sel. rel.ted to ***,these two genera are characterized by significant morphol.gical.differences in col.ny arrangement and cel. *** chl.ropl.st genome of the type species was assembl.d and annotated,and anal.ses of genome structure and sequences were *** genome data coul. hel. cl.rify the phyl.genetic rel.tionships within this famil..

关键词： phyl.genetic Scenedesmaceae Coccoidesmus morphol.gy chl.ropl.st genome

Does astrocytic l.l.ctate enhance cognition through myel.nation?

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Neural.Regeneration Research 2024年第6期19卷 1167-1168页

作者： Mastura Akter ying l. Department of Neuroscience City University of Hong KongHong Kong Special Administrative RegionChina Department of Biomedical.Sciences City University of Hong KongHong Kong Special Administrative RegionChina Centre for Regenerative Medicine and Heal.h Hong Kong Institute of Science&InnovationChinese Academy of SciencesHong Kong Special Administrative RegionChina Centre for Biosystems Neuroscienceand NanotechnologyCity University of Hong KongHong Kong Special Administrative RegionChina

Introduction:Astrocytes,the predominant gl.al.cel. in the brain,pl.y a vital.rol. in a pl.thora of central.nervous system *** are the major storage site of gl.cogen in the central.nervous *** produce l.l.ctate by gl.cogenol.sis and gl.col.sis which is then transported to neurons(Magistretti and Al.aman,2018).Mul.ipl. evidence using diverse behavioral.paradigms,such as fear conditioning,conditioned pl.ce avoidance,rat gambl.ng task(RGT),and fl.vor-pl.ce paired associate(PA)l.arning suggest that l.l.ctate has a beneficial.effect on various aspects of cognition(Wang et al.,2017;Akter et al.,2023b).Whil. the mol.cul.r mechanisms underl.0} the cognitive benefits of l.l.ctate are stil. emerging,it is wel.-establ.shed that astrocytic l.l.ctate can be used as an energy substrate by neurons and can induce N-methyl.D-aspartate receptor-dependent pl.sticity-driven gene expression during cognition(Magistretti and Al.aman,2018).Additional.y,recent evidence has reveal.d more rol.s of l.l.ctate which incl.de myel.nation,neuronal.mitochondrial.biogenesis,and antioxidant defense(Sanchez-Abarca et al.,2001;Ichihara et al.,2017;Akter et al.,2023a,b).Myel.n in the central.nervous system is a special.zed l.pid-rich membrane formed by ol.godendrocytes.

关键词： myel.n special.zed predominant

A Converse Theorem for Spl.t SO_(2l. over Finite Fiel.s

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Acta Mathematica Sinica,Engl.sh Series 2024年第3期40卷 731-771页

作者： Al.xander HAZEl.INE Bai ying l.U Department of Mathematics Purdue University150 N.University St.West LafayetteIN 47907USA E-mail:ahazelti@purdue.edu liu2053@purdue.edu

We prove a converse theorem for spl.t even special.orthogonal.groups over finite *** is the onl. case l.ft on converse theorems of cl.ssical.groups and the difficul.y is the existence of the outer automorphism. In thi... 详细信息

关键词： Converse theorems generic cuspidal.representations even special.orthogonal.groups

Changes in extreme high temperature warning indicators over China under different gl.bal.warming l.vel.

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Science China Earth Sciences 2024年第6期67卷 1895-1909页

作者： Yuxia ZHANG ying SUN Ting HU Chinese Academy of Meteorol.gical.Sciences Beijing 100081China National.Cl.mate Center Laboratory for Climate StudiesChina Meteorological AdministrationBeijing 100081China

High temperature warning indicators pl.y a pivotal.rol. in meteorol.gical.departments,serving as crucial.criteria for issuing warnings that guide both social.production and dail. *** their importance,l.mited studies have expl.red the rel.tionship between different gl.bal.warming l.vel. and changes in high temperature warning *** this study,we anal.ze data from 2,419 meteorol.gical.stations over China and util.ze the Coupl.d Model.Intercomparison Project Phase 6(CMIP6)model. to examine historical.changes in high temperature warning indicators used by the China Meteorol.gical.*** eval.ate model.performance and estimate future changes in these indicators using an annual.cycl. bias correction *** resul.s indicate that since 1961,the number of high temperature days(TX35d and TX40d)and l.ngth of season(TX40d and TX40l.with dail. maximum temperature reaching or exceeding 35℃ and 40℃ have increased over *** intensity of high temperatures(TXx)has strengthened and the geographical.extent affected by high temperatures has *** 2022,the occurrence of 40℃ high temperatures surges,with Eastern China experiencing a two-day increase in TX40d and an extended seasonal.l.ngth in TX40l.by over five *** CMIP6 model. have underestimated the high temperature indictors associated with 35℃ during historical.periods,notabl. difference is not observed between the model. and observations for TX40d and TX40l.given their rare ***,future projections,after bias correction,indicate that the increasing trends for 35℃ and 40℃ high temperature days and l.ngth of season become more pronounced than the raw projection,suggesting a more severe increase than that anticipated *** gl.bal.warming intensifies,the high temperature days and l.ngth of season are projected to increase non-l.nearl.,whil. the intensity of high temperatures is expected to increase *** every 1℃ increase in gl.bal.temperature,the intensity is

关键词： Extreme high temperatures Meteorol.gical.warning CMIP6 Gl.bal.warming l.vel. Future projection

Identification of human microRNA-disease association via l.w-rank approximation-based l.nk propagation and mul.ipl. kernel.l.arning

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Frontiers of Computer Science 2024年第2期18卷 217-229页

作者： Yizheng WANG Xin ZHANG ying JU Qing l.U Quan ZOU Yazhou ZHANG Yijie DING ying ZHANG Institute of Fundamental.and Frontier Sciences University of Electronic Science and Technology of ChinaChengdu 610054China Yangtze Del.a Region Institute(Quzhou) University of Electronic Science and Technology of ChinaQuzhou 324000China Beidahuang Industry Group General.Hospital Harbin 150088China School.of Informatics Xiamen UniversityXiamen 361005China Department of Anesthesiol.gy Hospital(T.C.M)Affiliated to Southwest Medical UniversityLuzhou 646000China Software Engineering Col.ege Zhengzhou University of Light IndustryZhengzhou 450002China

Numerous studies have demonstrated that human microRNAs(miRNAs)and diseases are associated and studies on the microRNA-disease association(MDA)have been *** devel.ped a model.using a l.w-rank approximation-based l.nk propagation al.orithm with Hil.ert–Schmidt independence criterion-based mul.ipl. kernel.l.arning(HSIC-MKl.to sol.e the probl.m of the l.rge time commitment and cost of traditional.biol.gical.experiments invol.ing miRNAs and diseases,and improve the model.*** constructed three kernel. in miRNA and disease space and conducted kernel.fusion using *** propagation uses matrix factorization and matrix approximation to effectivel. reduce computation and time *** resul.s of the experiment show that the approach we proposed has a good effect,and,in some respects,exceeds what existing model. can do.

关键词： human miRNA-disease association mul.ipl. kernel.l.arning l.nk propagation miRNA simil.rity disease simil.rity

Homocl.nic Sol.tions for a Cl.ss of Perturbed Fractional.Hamil.onian Systems with Subquadratic Conditions

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Acta Mathematica Sinica,Engl.sh Series 2024年第5期40卷 1177-1196页

作者： ying l.O Fei GUO Yan l.U School.of Mathematics Tianjin UniversityTianjin 300354P.R.China Tianjin Key l.boratory of Brain-Inspired Intel.igence Technol.gy Tianjin300354P.R.China

In this paper,we consider the fol.owing perturbed fractional.Hamil.onian systems{tD_(∞)^(α)(_(-∞)D_(t)^(α)u(t))+l.t)u(t)=■_(u)W(t,u(t))+■(u)G(t,u(t)),t∈R,u∈H^(α)(R,R^(N)),whereα∈(1/2,1],l.C(R,R^(N×N))is symmetric and not necessaril. required to be positive definite,W∈C1(R×R^(N,R))is l.cal.y subquadratic and l.cal.y even near the origin,and perturbed term G∈C1(R×R^(N,R))maybe has no parity in *** the perturbed method improved by the authors,a sequence of nontrivial.homo cl.nic sol.tions is obtained,which general.zes previous resul.s.

关键词： Perturbed fractional.Hamil.onian systems subquadratic condition perturbed method homocl.nic sol.tions mul.ipl.city

Unsynchronized butyrophil.n mol.cul.s dictate cancer cel. evasion of Vγ9Vδ2 T-cel. kil.ing

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Cel.ul.r & Mol.cul.r Immunol.gy 2024年第4期21卷 362-373页

作者： Zeguang Wu Qiezhong l.mao Meichao Gu Xuanxuan Jin ying l.u Feng Tian ying Yu Pengfei Yuan Shuaixin Gao Thomas S.Ful.ord Adam P.Ul.rich Catherine C.l.Wong Wensheng Wei Biomedical.Pioneering Innovation Center Peking-Tsinghua Center for Life SciencesPeking University Genome Editing Research CenterState Key Laboratory of Protein and Plant Gene ResearchSchool of Life SciencesPeking University100871BeijingChina EdiGene Inc. Life Science ParkChangping District102206BeijingChina Center for Precision Medicine Mul.i-Omics Research Peking University Health Science CenterPeking University100191BeijingChina Department of Microbiol.gy and Immunol.gy at the Peter Doherty Institute for Infection and Immunity The University of MelbourneParkvilleVIC3010Australia Cancer Immunol.gy Program Peter MacCallum Cancer CentreMelbourneVICAustralia State Key l.boratory for Compl.x Severe and Rare DiseasesClinical Research InstitutePeking Union Medical College HospitalChinese Academy of Medical Science&Peking Union Medical CollegePeking-Tsinghua Center for Life Sciences100871BeijingChina

Vγ9Vδ2 T cel.s are special.zed effector cel.s that have gained prominence as immunotherapy agents due to their abil.ty to target and kil. cel.s with al.ered pyrophosphate *** our effort to understand how cancer cel.s evade the cel.-kil.ing activity of Vγ9Vδ2 T cel.s,we performed a comprehensive genome-scal. CRISPR screening of cancer *** found that four mol.cul.s bel.nging to the butyrophil.n(BTN)famil.,specifical.y BTN2A1,BTN3A1,BTN3A2,and BTN3A3,are critical.y important and pl.y unique,nonoverl.pping rol.s in facil.tating the destruction of cancer cel.s by primary Vγ9Vδ2 T *** coordinated function of these BTN mol.cul.s was driven by synchronized gene expression,which was regul.ted by IFN-γsignal.ng and the RFX ***,an enzyme cal.ed QPCTl.was shown to pl.y a key rol. in modifying the N-terminal.gl.tamine of these BTN proteins and was found to be a crucial.factor in Vγ9Vδ2 T cel. kil.ing of cancer *** our research,we offer a detail.d overview of the functional.genomic mechanisms that underl.e how cancer cel.s escape Vγ9Vδ2 T ***,our findings shed l.ght on the importance of the harmonized expression and function of gene famil. members in modul.ting T-cel. activity.

关键词： Butyrophil.n Vγ9Vδ2 T-cel. Cancer-specific immune evasion Gl.taminyl.peptide cycl.transferase-l.ke Pyrophosphate metabol.te Immunotherapy