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ImSpiRe. image.fe.ture.aide. spatial re.olution e.hance.e.t me.hod

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Scie.ce.China Life.Scie.ce. 2025年第1期68卷 272-283页

作者： Yuwe. Hua Yizhi zhang Zhe.ming Guo Shan Bian yong zhang State.Ke. Laboratory of Cardiovascular Dise.se. and Me.ical Innovation Ce.te. Institute for Regenerative MedicineDepartment of NeurosurgeryShanghai East HospitalShanghai Key Laboratory of Signaling and Disease ResearchFrontier Science Center for Stem Cell ResearchSchool of Life Sciences and TechnologyTongji University

The.re.olution of most spatially re.olve. transcriptomic te.hnologie. usually cannot attain the.single.ce.l le.e., limiting the.r applications in biological discove.ie.. He.e. we.introduce.ImSpiRe. an image.fe.ture.aide. spatial re.olution e.hance.e.t me.hod for in situ capturing spatial transcriptome. Taking the.information store. in histological image., ImSpiRe.solve. an optimal transport proble. to re.istribute.the.e.pre.sion profile. of spots to construct ne. transcriptional profile. with e.hance. re.olution, toge.he. with e.te.ding the.ge.e.e.pre.sion profile. into unme.sure. re.ions. Applications to multiple.datase.s confirm that ImSpiRe.can e.hance.spatial re.olution to the.subspot le.e. while.contributing to the.discove.y of tissue.domains, signaling communication patte.ns, and spatiote.poral characte.ization.

关键词： spatial transcriptome histological image. spatial re.olution e.hance.e.t

De.re.sion me.hanism of sulfite.ions on sphale.ite.and Pb^(2+)activate. sphale.ite.in the.flotation se.aration of gale.a from sphale.ite

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Inte.national Journal of Mine.als,Me.allurgy and Mate.ials 2025年第2期32卷 335-345页

作者： Fe.g zhang Che.yang zhang Linlin Wu We. Sun Hongliang zhang Jianhua Che. yong Pe. Songjiang Li e.gine.ring Re.e.rch Ce.te. of Ministry of e.ucation for Carbon e.ission Re.uction in Me.al Re.ource.e.ploitation and Utilization Hunan International Joint Research Center for Efficient and Clean Utilization of Critical Metal Mineral ResourcesSchool of Minerals Processing and BioengineeringCentral South UniversityChangsha 410083China State.Ke. Laboratory of Mine.al Proce.sing Beijing General Research Institute of Mining&MetallurgyBeijing 100160China Hunan Provincial Ke. Laboratory of Micro&Nano Mate.ials Inte.face. Scie.ce College of Chemistry and Chemical EngineeringCentral South UniversityChangsha 410083China School of Re.ource. Environment and MaterialsGuangxi UniversityNanning 530004China De.artme.t of Che.istry Xiangtan UniversityXiangtan 411105China China Railway Re.ource.Group Co.Ltd Beijing 102300China

The.de.re.sion me.hanism of sulfite.ions on sphale.ite.and Pb^(2+)activate. sphale.ite.in the.flotation se.aration of gale.a from sphale.ite.still lacke. in-de.th ***,the.de.re.sion me.hanism of sulfite.ions on sphale.ite.and Pb^(2+)activate. sphale.ite.in the.flotation se.aration of gale.a from sphale.ite.was furthe. syste.atically inve.tigate. with e.pe.ime.ts and de.sity functional the.ry(DFT)*** X-ray photoe.e.tric spe.troscopy(XPS)re.ults,DFT calculation re.ults,and frontie. mole.ular orbital analysis indicate. that sulfite.ions we.e.difficult to be.adsorbe. on sphale.ite.surface.sugge.ting that sulfite.ions achie.e. de.re.sion e.fe.ts on sphale.ite.through othe. non-adsorption ***,the.oxyge. conte.t in the.surface.of sphale.ite.tre.te. with sulfite.ions in cre.se.,which e.hance. the.hydrophilicity of the.sphale.ite.and furthe. incre.se. the.diffe.e.ce.in hydrophilicity be.we.n sphale.ite.and ***,sulfite.ions we.e.che.ate. with le.d ions to form PbSO_(3)in *** hydrophilic PbSO_(3)was more.e.sily adsorbe. on sphale.ite.than *** inte.action be.we.n sulfite.ions and le.d ions could e.fe.tive.y inhibit the.activation of *** addition the.UV spe.trum showe. that afte. adding sulfite.ions,the.pe.k of pe.xanthate.in the.sphale.ite.tre.te. xanthate.solution was significantly stronge. than that in the.gale.a with xanthate.solution,indicating that xanthate.inte.acte. more.re.dily with sulfite.ions and oxyge. mo le.ule. within the.sphale.ite.syste.,le.ding to the.formation of ***,sulfite.ions hardly de.re.se. the.flotation of ga le.a and could promote.the.flotation of gale.a to some.*** study de.pe.e. the.unde.standing of the.de.re.sion me.hanism o sulfite.ions on sphale.ite.and Pb^(2+)activate. sphale.ite.

关键词： sphale.ite gale.a sulfite.ion de.sity functional the.ry de.re.sion me.hanism

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Viscosity and structure.re.ationship with e.uimolar substitution of CaO with MgO in the.CaO–MgO–Al_(2)O_(3)–SiO_(2)slag me.ts

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Inte.national Journal of Mine.als,Me.allurgy and Mate.ials 2025年第1期32卷 70-79页

作者： yong Hou Shuo zhang Jie.Dang Jia Guo Hanghang Zhou Xue.e. Lü Colle.e.of Mate.ials Scie.ce.and e.gine.ring Chongqing UniversityChongqing 400044China Chongqing Ke. Laboratory of Vanadium-Titanium Me.allurgy and Ne. Mate.ials Chongqing UniversityChongqing 400044China

Curre.tly,the.Al_(2)O_(3)conte.t in the.high-alumina slag syste.s within blast furnace. is ge.e.ally limite. to 16wt%–18.5wt%,making it challe.ging to ove.come.this *** most studie. that conce.trate. on managing the.MgO/Al_(2)O_(3)ratio or basicity,this pape. e.plore. the.e.fe.t of e.uimolar substitution of MgO for CaO on the.viscosity and structure.of a high-alumina CaO-MgO-Al_(2)O_(3)-SiO_(2)slag syste.,providing the.re.ical guidance.and data to facilitate.the.application of high-alumina *** re.ults re.e.le. that the.viscosity first de.re.se. and the. incre.se. with highe. MgO substitution,re.ching a minimum at 15mol%MgO *** transform infrare. spe.troscopy(FTIR)re.ults found that the.de.ths of the.troughs re.re.e.ting[SiO_(4)]te.rahe.ra,[AlO_(4)]te.rahe.ra,and Si-O-Al be.ding be.ame.progre.sive.y de.pe. with incre.se. MgO *** of the.Raman spe.tra showe. that the.ave.age.numbe. of bridging oxyge.s pe. Si atom and the.X_(Q^(3))/X_(Q^(2))(X_(Q^(i))is the.molar fraction of Q^(i) unit,and i is the.numbe. of bridging oxyge.s in a[SiO_(4)]te.rahe.ral unit)ratio incre.se. from 2.30 and 1.02 to 2.52 and 2.14,re.pe.tive.y,indicating a progre.sive.polyme.ization of the.silicate.structure.X-ray photoe.e.tron spe.troscopy(XPS)re.ults highlighte. that non-bridging oxyge. conte.t de.re.se. from 77.97mol% to 63.41mol% with incre.sing MgO conce.tration,whe.e.s bridging oxyge. and fre. oxyge. conte.ts *** analysis de.onstrate. a gradual incre.se.in the.polyme.ization de.re. of the.te.rahe.ral structure.with the.incre.se.in MgO ***,bond stre.gth is anothe. important factor affe.ting the.slag *** occurre.ce.of a viscosity minimum can be.attribute. to the.comple. e.olution of bond stre.gths of non-bridging oxyge.s ge.e.ate. during de.olyme.ization of the.SiO_(4)]and[AlO_(4)]te.rahe.ral structure. by CaO and MgO.

关键词： aluminosilicate viscosity structure spe.troscopy

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Structural de.igns and me.hanism insights into e.e.trocatalytic oxidation of 5-hydroxyme.hylfurfural

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Journal of e.e.gy Che.istry 2025年第1期100卷 792-814页

作者： Jing Le. Huijie.zhang Jian Yang Jia Ran Jiqiang Ning Haiyan Wang yong Hu Ke. Laboratory of the.Ministry of e.ucation for Advance. Catalysis Mate.ials Department of Chemistry Zhejiang Normal University Jinhua Advance. Re.e.rch Institute De.artme.t of Optical Scie.ce.and e.gine.ring Fudan University Colle.e.of Che.istry and Mate.ials e.gine.ring Zhejiang A&F University

Biomass conve.sion offe.s an e.ficie.t approach to alle.iate.the.e.e.gy and e.vironme.tal *** oxidation of 5-hydroxyme.hylfurfural(HMF) has attracte. tre.e.dous atte.tion in the.late.t fe. ye.rs for the.mild synthe.is conditions and high conve.sion e.ficie.cy to obtain 2,5-furan dicarboxylic acid(FDCA), but the.e.still re.ain proble.s such as limite. yie.d, short cycle.life.and ambiguous re.ction me.hanism. De.pite.many re.ie.s highlighting a varie.y of e.e.trocatalysts for e.e.troche.ical oxidation of HMF, a de.aile. discussion of the.structural modulation of catalyst and the.unde.lying catalytic me.hanism is still lacking. We.he.e.n provide.a compre.e.sive.summary of the.re.e.t de.e.opme.t of e.e.troche.ical oxidation of HMF to FDCA, particularly focusing on the.me.hanism studie. as we.l as the.advance. strate.ie. de.e.ope. to re.ulate.the.structure.and optimize.the.pe.formance.of the.e.e.trocatalysts, including he.e.ointe.face.construction, de.e.t e.gine.ring,single.atom e.gine.ring, and in situ re.onstruction. e.pe.ime.tal characte.ization te.hnique. and the.re.ical calculation me.hods for me.hanism and active.site.studie. are.e.aborate., and challe.ge. and future.dire.tions of e.e.troche.ical oxidation of HMF are.also prospe.te.. This re.ie. will provide.guidance.for de.igning advance. catalysts and de.pe.ing the.unde.standing of the.re.ction me.hanism be.e.th e.e.troche.ical oxidation of HMF to FDCA.

关键词： Structural de.ign

De.iphe.ing the.role.of ultra-low-loade. rhodium in NiFe.MIL-53 for supe.ior oxyge. e.olution re.ction

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Journal of e.e.gy Che.istry 2025年第1期100卷 77-86页

作者： Jinzhi Jia Jinhua zhang Kailu Guo Lanyue.zhang Ge.ing Du Hao You Junfe.g Huang Mudong Tu Hua Li yong Pe.g We. Dou Cailing Xu State.Ke. Laboratory of Applie. Organic Che.istry College of Chemistry and Chemical Engineering School of Materials and Energy Lanzhou University Colle.e.of Che.istry and Che.ical e.gine.ring Luoyang Normal University

De.igning highly active.and stable.e.e.trocatalysts of oxyge. e.olution re.ction （Oe.） is one.of the.crucial *** this study,a nove. Oe. e.e.trocatalyst,NiFe.MIL-53 modifie. with ultra-low rhodium（Rh@NiFe.MIL-53）,is succe.sfully pre.are. via the.hydrothe.mal ***-situ Raman spe.troscopy and e.e.troche.ical impe.ance.spe.troscopy re.e.l that the.dope. Rh acce.e.ate. the.phase.transformation of NiFe.MIL-53 and the.in-situ forme. Rh@NiFe.OH is the.actual active.*** importantly,the.e.hance. re.e.sibility of e.e.troche.ical re.onstruction be.we.n NiFe.OH and NiFe.OH）2afte. doping Rh is be.e.icial for improving the.e.e.troche.ical stability of the.catalyst.X-ray photoe.e.tron spe.troscopy spe.tra show the.strong e.e.tronic inte.action be.we.n single.atom Rh and Ni/Fe.in Rh@***,the.re.ical calculations confirm that the.inte.ration of single.atom Rh into the.NiFe.OH succe.sfully re.uce. the.band gap,re.ulate. the.d-band ce.te. （εd）,acce.e.ate. the.charge.transfe.,and optimize. the.adsorption be.avior of oxyge.-containing inte.me.iate.,the.e.y lowe.ing the.e.e.gy barrie. of rate.de.e.mining ***,the.optimize. Rh@NiFe.MIL-53 e.hibits e.ce.le.t Oe. activity （240 mV） with a small Tafe. slope.of 48.2 mV de.-1and long-te.m durability (ove.1270 h at 10 m A cm-2and 110 h at 200 mA cm-2).This work pre.e.ts a ne. pe.spe.tive.on de.igning highly e.ficie.t Oe. e.e.trocatalysts.

关键词： X ray photoe.e.tron spe.troscopy

Stability and Stabilization of Sample.-Data Base. LFC for Powe. Syste.s:A Data-Drive. Me.hod

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Ie.e.CAA Journal of Automatica Sinica 2025年第1期 291-293页

作者： Yu-Long Fan Chuan-Ke.zhang yong He the.School of Automation China University of Geosciences the.Hube. Ke. Laboratory of Advance. Control and Inte.lige.t Automation for Comple. Syste.s the.e.gine.ring Re.e.rch Ce.te. of Inte.lige.t Te.hnology for Ge.-e.ploration Ministry of Education Ie.e

De.r e.itor,This le.te. is conce.ne. with stability analysis and stabilization de.ign for sample.-data base. load fre.ue.cy control(LFC) syste.s via a data-drive. me.hod. By de.cribing the.dynamic be.avior of LFC syste.s base. on a data-base. re.re.e.tation, a stability crite.ion is de.ive. to obtain the.admissible.maximum sampling inte.val(MSI) for a give. controlle. and a de.ign condition of the.PI-type.controlle. is furthe. de.e.ope. to me.t the.re.uire. MSI. Finally, the.e.fe.tive.e.s of the.propose. me.hods is ve.ifie. by a case.study.

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De.novo synthe.is of atropisome.ic be.zofurans via Cu/SPDO comple. catalyze. asymme.ric formal [3 + 2] annulation

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Scie.ce.China Che.istry 2025年第1期68卷 174-180页

作者： Fan-Xiao Me.g Xing-Yu Wang Ka Lu Ju-Song Yang Fu-Min zhang Ai-Jun Ma Bao Du yong-Qiang Tu State.Ke. Laboratory of Applie. Organic Che.istry College of Chemistry and Chemical Engineering Lanzhou University School of Che.istry and Che.ical e.gine.ring Shanghai Jiao Tong University School of Biote.hnology and He.lth Scie.ce. Wuyi University

He.e.n, the.de.novo synthe.is of atropisome.ic be.zofurans through the.Cu/spirocyclic-pyrrolidine.oxazoline.SPDO) comple. catalyze.asymme.ric formal [3 + 2] cycloaddition be.we.n quinone. and ynamide. is e.plore., producing a range.of structurally dive.se.axially chiral be.zofurans in satisfactory yie.ds with good to e.ce.le.t e.antiose.e.tivitie.. Furthe.more. de.sity functional the.ry calculations we.e.applie. to e.plain the.possible.re.ction me.hanism.

关键词： be.zofuran atropisome.s nove. de.novo synthe.ic strate.y asymme.ric formal [3 + 2] cycladdition Cu/SPDO comple. DFT calculations

Mutual re.ulation of microglia and astrocyte. afte. Gas6 inhibits spinal cord injury

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Ne.ral Re.e.e.ation Re.e.rch 2025年第2期20卷 557-573页

作者： Jie.e. Che. Xiaolin Ze.g Le.Wang We.wu zhang Gang Li Xing Che.g Pe.qiang Su yong Wan Xiang Li De.artme.t of Spine.Surge.y The First Affiliated HospitalSun Yat-sen UniversityGuangzhouGuangdong ProvinceChina Guangdong Province.Ke. Laboratory of Orthope.ics and Traumatology GuangzhouGuangdong ProvinceChina

Invasive.inflammation and e.ce.sive.scar formation are.the.main re.sons for the.difficulty in re.airing ne.vous tissue.afte. spinal cord *** and astrocyte. play ke. role. in the.spinal cord injury micro-e.vironme.t and share.a close.***,the.me.hanisms involve. re.ain *** this study,we.found that afte. spinal cord injury,re.ting microglia(M0)we.e.polarize. into pro-inflammatory phe.otype.(MG1 and MG3),while.re.ting astrocyte. we.e.polarize. into re.ctive.and scar-forming *** e.pre.sion of growth arre.t-spe.ific 6(Gas6)and its re.e.tor Axl we.e.significantly down-re.ulate. in microglia and astrocyte. afte. spinal cord *** vitro e.pe.ime.ts showe. that Gas6 had ne.ative.e.fe.ts on the.polarization of re.ctive.astrocyte. and pro-inflammatory microglia,and e.e. inhibite. the.cross-re.ulation be.we.n *** furthe. de.onstrate. that Gas6 can inhibit the.polarization of re.ctive.astrocyte. by suppre.sing the.activation of the.Ye.-associate. prote.n signaling ***,in turn,inhibite. the.polarization of pro-inflammatory microglia by suppre.sing the.activation of the.nucle.r factor-κB/p65 and Janus kinase.signal transduce. and activator of transcription signaling *** vivo e.pe.ime.ts showe. that Gas6 inhibite. the.polarization of pro-inflammatory microglia and re.ctive.astrocyte. in the.injure. spinal cord,the.e.y promoting tissue.re.air and motor function ***,Gas6 may play a role.in the.tre.tme.t of spinal cord *** can inhibit the.inflammatory pathway of microglia and polarization of astrocyte.,atte.uate.the.inte.action be.we.n microglia and astrocyte. in the.inflammatory microe.vironme.t,and the.e.y alle.iate.local inflammation and re.uce.scar formation in the.spinal cord.

关键词： astrocyte. Axl ce.l polarization Gas6 Hippo signal inflammatory micro-e.vironme.t inte.ce.lular inte.action microglia single.ce.l se.ue.cing spinal cord injury

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Me.ging polyme.s of intrinsic microporosity and porous carbon-base. zinc oxide.composite. in nove. mixe. matrix me.brane. for e.ficie.t gas se.aration

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Gre.n e.e.gy & e.vironme.t 2025年第1期10卷 203-213页

作者： Muning Che. Jie.e. Zhou Jing Ma We.gang Zhe.g Guanying Dong Xin Li Zhihong Tian Yatao zhang Jing Wang yong Wang School of Che.ical e.gine.ring Zhengzhou UniversityZhengzhou450001HenanChina State.Ke. Laboratory of Mate.ials-Orie.te. Che.ical e.gine.ring and Colle.e.of Che.ical e.gine.ring Nanjing Tech UniversityNanjing211816JiangsuChina Singapore.Me.brane.Te.hnology Ce.tre Nanyang Environment and Water Research InstituteNanyang Technological UniversitySingapore637141Singapore e.gine.ring Re.e.rch Ce.te. for Nanomate.ials Henan UniversityKaifeng475004HenanChina State.Ke. Laboratory of Coking Coal Re.ource. Gre.n e.ploitation Zhengzhou UniversityZhengzhou 450001China School of e.e.gy and e.vironme.t Southeast UniversityNanjing210096JiangsuChina

Mixe. matrix me.brane.(MMMs)have.de.onstrate. significant promise.in e.e.gy-inte.sive.gas se.arations by amalgamating the.unique.prope.tie. of fille.s with the.facile.proce.sability of ***,achie.ing a simultane.us e.hance.e.t of pe.me.bility and se.e.tivity re.ains a formidable.challe.ge.due.to the.difficulty of achie.ing an optimal match be.we.n polyme.s and *** this study,we.incorporate.a porous carbon-base. zinc oxide.composite.C@ZnO)into high-pe.me.bility polyme.s of intrinsic microporosity(PIMs)to fabricate.*** dipole.dipole.inte.action be.we.n C@ZnO and PIMs e.sure. the.r e.ce.tional compatibility,mitigating the.formation of non-se.e.tive.voids in the.re.ulting ***,C@ZnO with abundant inte.conne.te. pore. can provide.additional low-re.istance.pathways for gas transport in *** a re.ult,the.CO_(2) pe.me.bility of the.optimize. C@ZnO/PIM-1 MMMs is e.e.ate. to 13,215 barre.,while.the.CO_(2)/N_(2) and CO_(2)/CH4 se.e.tivity re.che. 21.5 and 14.4,re.pe.tive.y,substantially surpassing the.2008 Robe.on uppe. ***,mole.ular simulation re.ults furthe. corroborate.that the.augme.te. me.brane.gas se.e.tivity is attribute. to the.supe.ior CO_(2) affinity of C@*** summary,we.be.ie.e.that this work not only e.pands the.application of MMMs for gas se.aration but also he.alds a paradigm shift in the.application of porous carbon mate.ials.

关键词： Mixe. matrix me.brane. Polyme.s of intrinsic microporosity CO_(2)se.aration Porous carbon mate.ials