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A simulation-base. software.to support the.re.l-time.ope.ational parame.e.s se.e.tion of tunne. boring machine.

Unde.ground Space 2024年第1期14卷 176-196页

作者： Yaman Ze.daki ba Trung Cao Abdullah Alsahly Ste.fe. Fre.tag Gunthe. Me.chke Institute.for Structural Me.hanics Ruhr University BochumBochum 44801Germany Institute.for Structural Analysis Karlsruhe Institute of TechnologyKarlsruhe 76131Germany

With the.fact that the.main ope.ational parame.e.s of the.construction proce.s in me.hanize. tunne.ing are.curre.tly se.e.te. base. on monitoring data and e.gine.ring e.pe.ie.ce.without e.ploiting the.advantage. of compute. me.hods,the.focus of this work is to de.e.op a simulation-base. re.l-time.assistant syste. to support the.se.e.tion of ope.ational *** choice.of an appropriate.se. of the.e.parame.e.s(i.e.,the.face.support pre.sure.the.grouting pre.sure.and the.advance.spe.d)during the.ope.ation of tunne. boring machine.(TBM)is de.e.mine. by e.aluating diffe.e.t tunne.ing-induce. soil-structure.inte.actions such as the.surface.se.tle.e.t,the.associate. risks on e.isting structure. and the.tunne. lining *** e.aluate.soil-structure.be.avior,an advance. proce.s-orie.te. nume.ical simulation mode. base. on the.finite.ce.l me.hod is *** e.able.the.re.l-time.pre.iction capability of the.simulation mode. for a practical application during the.advance.e.t of TBMs,surrogate.mode.s base. on the.Prope. Orthogonal De.omposition and Radial basis Functions(POD-RBF)are.*** propose. approach is de.onstrate. through se.e.al synthe.ic nume.ical e.ample. inspire. by the.data of re.l tunne. *** de.e.ope. me.hods are.inte.rate. into a use.-frie.dly application calle. SMART to se.ve.as a support platform for tunne. e.gine.rs at construction *** to e.ch use. adjustme.t of the.input parame.e.s,i.e.,e.ch TBM driving sce.ario,approximate.y two million outputs of soil-structure.inte.actions are.quickly pre.icte. and visualize. in se.onds,which can provide.the.site.e.gine.rs with a rough e.timation of the.impacts of the.chose. sce.ario on structural re.ponse. of the.tunne. and above.ground structure..

关键词： Nume.ical simulation Surrogate.mode. Re.l-time.pre.iction Prope. orthogonal de.omposition Radial basis functions TBM ope.ation Smart construction

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Force.Compe.sation Control for e.e.tro-Hydraulic Se.vo Syste. with Pump-Valve.Compound Drive.via QFT-DTOC

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Chine.e.Journal of Me.hanical e.gine.ring 2024年第2期37卷 228-246页

作者： Kaixian ba Yuan Wang Xiaolong He.Chunyu Wang Bin Yu Yaliang Liu Xiangdong Kong He.e. Provincial Ke. Laboratory of He.vy Machine.y Fluid Powe. Transmission and Control Qinhuangdao 066004China School of Me.hanical e.gine.ring Yanshan UniversityQinhuangdao 066004China National e.gine.ring Re.e.rch Ce.te. for Local Joint of Advance. Manufacturing Te.hnology and e.uipme.t Yanshan UniversityQinhuangdao 066004China

e.ch joint of a hydraulic-drive. le.ge. robot adopts a highly inte.rate. hydraulic drive.unit(HDU),which fe.ture. a high powe.-we.ght ***,most HDUs are.throttling-valve.controlle. cylinde. syste.s,which e.hibit high e.e.gy *** contrast,pump control syste.s offe. a high ***,the.r re.ponse.ability is *** fully utilize.the.advantage. of pump and valve.control syste.s,in this study,a ne. type.of pump-valve.compound drive.syste.(PCDS)is de.igne.,which can not only e.fe.tive.y re.uce.the.e.e.gy loss,but can also e.sure.the.re.ponse.spe.d and re.ponse.accuracy of the.HDUs in robot joints to satisfy the.pe.formance.re.uire.e.ts of ***,conside.ing the.force.control re.uire.e.ts of e.e.gy conse.vation,high pre.ision,and fast re.ponse.of the.robot joint HDU,a nonline.r mathe.atical mode. of the.PCDS force.control syste. is first *** addition,pre.sure.flow nonline.rity,friction nonline.rity,load comple.ity and variability,and othe. factors affe.ting the.syste. are.conside.e.,and a nove. force.control me.hod base. on quantitative.fe.dback the.ry(QFT)and a disturbance.torque.obse.ve.(DTO)is de.igne.,which is de.ote. as QFT-DTOC *** me.hod improve. the.control accuracy and robustne.s of the.force.control syste.,re.uce. the.e.fe.t of the.disturbance.torque.on the.control pe.formance.of the.se.vo motor,and improve. the.ove.all force.control pe.formance.of the.***,e.pe.ime.tal ve.ification is pe.forme. using the.PCDS pe.formance.te.t *** e.pe.ime.tal re.ults and quantitative.data show that the.QFT-DTOC propose. he.e.n can significantly improve.the.force.control pe.formance.of the.*** re.e.ant force.control me.hod can be.use. as a bottom-control me.hod for the.hydraulic se.vo syste. to provide.a foundation for imple.e.ting the.top-le.e. traje.tory planning of the.robot.

关键词： Le.ge. robot Pump-valve.compound drive.syste.(PCDS) Force.compe.sation control Quantitative.fe.dback the.ry(QFT) Disturbance.torque.obse.ve.(DTO)

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Aggre.ation of Ce.lO_(3) inclusions in he.vy ingot of a ste.l containing 0.007% aluminum

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Journal of Iron and Ste.l Re.e.rch Inte.national 2024年第8期31卷 1960-1972页

作者： Qiu-yue.Zhou Jun-tao ba Lun Zhang We. Che. Ying Re. Li-fe.g Zhang School of Me.allurgical and e.ological e.gine.ring University of Science and Technology BeijingBeijing 100083China School of Me.hanical e.gine.ring Yanshan UniversityQinhuangdao 066004HebeiChina School of Me.hanical and Mate.ials e.gine.ring North China University of TechnologyBeijing 100144China

The.distribution of inclusions at the.bottom of a Ce.tre.te. he.vy ste.l ingot was de.e.te. and *** thre.-dime.sional morphology and spatial distribution of Ce.lOs cluste.s we.e.characte.ize. using the.e.e.trolytic e.traction and Micro-CT de.e.tion.A mode. of inclusion collision to pre.ict the.aggre.ation of Ce.lO_(3) inclusions in the.ingot was e.tablishe. and validate. by me.sure. *** we.e.mainly Ce.lO_(3) and a small amount of Ce.(2)O_(2)S in the.tundish afte. ce.ium *** collision and aggre.ation of inclusions le. to the.formation of large.cluste.s in the.ingot during the.solidification *** slag e.trainme.t inclusions,large.Ce.O_(3) cluste.s and small Ce.lO_(3) particle. we.e.obse.ve. from the.ce.te. to the.e.ge.of the.ingot *** inclusions we.e.mainly conce.trate. at the.*** numbe. de.sity of inclusions large. than 200μm was 0.21 mm^(-3).The.maximum diame.e. of Ce.1O_(3) cluste.s was 1340μ*** the.e.ge.to the.radial ce.te. and from the.bottom to the.top,the.ave.age.diame.e. of inclusions gradually incre.se. due.to the.longe. solidification time.of the.ingot.

关键词： Inclusion He.vy ingot Ce.ium tre.tme.t Collision

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e.ficacy and safe.y of e.e.troacupuncture.for insomnia:A syste.atic re.ie. and me.a-analysis

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Journal of Inte.rative.Me.icine 2024年第4期22卷 459-472页

作者： Han-yu Xu Lin-na Wu Yuan Zhang Te.ba Xiao-fe.g Zhao Acupuncture.and Moxibustion De.artme.t First Teaching Hospital of Tianjin University of Traditional Chinese MedicineTianjin 300193China National Clinical Re.e.rch Ce.te. for Chine.e.Me.icine.Acupuncture.and Moxibustion Tianjin 300193China

background:e.e.troacupuncture.is ofte. use. to tre.t ***:To e.aluate.the.e.ficacy and safe.y of e.e.troacupuncture.for *** strate.y:Database. including PubMe.,Cochrane.Library,e.base.We. of Scie.ce.Chine.e.Biome.ical Lite.ature.Database.China National Knowle.ge.Infrastructure.Wanfang Data and VIP Fullte.t e.Journals Database.we.e.se.rche. up to January 15,*** crite.ia:Randomize. clinical trials we.e.include. if the. compare. the.clinical e.ficacy and safe.y of e.e.troacupuncture.with sham acupuncture.no tre.tme.t or usual care.(UC) and ge.e.al *** e.traction and analysis:The.full te.ts of the.studie. we.e.re.ie.e. to re.ove.ine.igible.*** e.tracte. data include. authors,publication ye.r,diagnostic crite.ia,sample.size.population characte.istics,inte.ve.tions and *** above.ste.s we.e.pe.forme. inde.e.de.tly by two re.ie.e.s and the.data we.e.cross ***15.0 software.was use. to analyze.the.e.tracte. outcome.*** continuous data (Pittsburgh Sle.p Quality Inde.[PSQI]score.and Insomnia Se.e.ity Inde. score.,we.ghte. me.n diffe.e.ce.(WMD) was calculate. and 95% confide.ce.inte.val (CI) was re.orte. whe. the.same.scale.was *** dichotomous variable. (clinical re.ponse.rate.and adve.se.e.e.ts),a me.a-analysis was pe.forme. using risk ratio (RR) as the.e.fe.t ***:Thirty-one.trials with 2226 subje.ts we.e.*** me.a-analysis sugge.te. that e.e.troacupuncture.was more.e.fe.tive.in improving insomnia compare. with the.control group (sham acupuncture.no tre.tme.t,UC and ge.e.al acupuncture.(RR=1.21;95 CI:[1.16,1.27]),significantly re.ucing the.PSQI score.in insomnia patie.ts afte. tre.tme.t and at follow-up (WMD=-3.23;95%CI:[-4.29,-2.17];Pe.e.was no significant diffe.e.ce.in the.incide.ce.of adve.se.e.e.ts be.we.n the.e. and control groups (sham acupuncture.and no tre.tme.t or ***=1.48;95%CI:[0.91,2.40];P=0.117).In addition,the.re.re.sion re.ults re.e.le. t

关键词： e.e.troacupuncture Insomnia Syste.atic re.ie. Me.a-analysis

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Carbon dots-de.ive. thre.-dime.sional-orde.e. macroporous host with high pe.e.rability and catalytic activity for LSBs unde. le.n e.e.trolyte

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Rare.Me.als 2024年第6期43卷 2560-2573页

作者： Jiao-Zi Duan Hua-Yu Pe. Quan Yang Xue.Li Xin ba Xue.Yong Jun-Ling Guo Si-Yu Lu Gre.n Catalysis Ce.te. College of ChemistryZhengzhou UniversityZhengzhou 450001China Country State.Ce.te. for Inte.national Coope.ation On De.igne. Low-Carbon&e.vironme.tal Mate.ials School of Materials Science and EngineeringZhengzhou UniversityZhengzhou 450001China Hube. Institute.of Quality Supe.vision Inspe.tion Wuhan 430061China De.artme.t of Che.istry University of SheffieldSheffeld S37HFUK

The.practical e.e.gy de.sity of lithium-sulfur batte.ie.(LSBs)is se.iously limite. by the.high e.e.trolyte.to-sulfur ratios(e.S).The.e.S can be.re.uce. by e.ploying hosts with e.sy-to-infiltrate.structure.that e.sure. the.uniform distribution of a le.n e.e.trolyte.and high catalytic activity that can suppre.s"shuttle.e.fe.t"via acce.e.ating the.slow conve.sion of soluble.poly sulfide. to insoluble.*** the.e.sy-to-infiltrate.structure.,the.thre.-dime.sional-orde.e. macroporous(3DOM)structure.is e.sie. to scale.pre.aration and more.suitable.for the.e.isting industrial ***,it is difficult to obtain the.3DOM with(1)high pe.e.rability due.to the.high viscosity of fre.ue.tly-use. organic polyme. pre.ursors and(2)high catalytic activity due.to the.low confine.e.t e.fe.t,me.ning that uniformly dispe.se. small-size. catalytic mate.ials are.difficult to load on ***,using carbon dots(CDs)with both organic and inorganic prope.tie. as a pre.ursor and aggre.ation limiting age.t,a 3DOM host with high pe.e.rability and homodispe.se. Ni particle. of small size.(Ni-CDs-3DOM)was *** this host:(1)CDs pre.ursor with suitable.viscosity can improve.the.pe.e.rability.(2)CDs can e.fe.tive.y inhibit the.agglome.ation of Ni particle..(3)Uniformly dispe.se. small-size.Ni particle. offe. high-e.ficie.cy catalytic activity toward sulfur ***,the.Ni-CDs-3DOM/sulfur cathode.e.hibits high sulfur utilization and stable.cycling pe.formance.e.e. unde. high sulfur loading(5.5 mg·cm^(-2))and low e.S(6.5μl·mg^(-1)).This work indicate. the.use.ulne.s of CDs in constructing hosts for LSBs with high e.e.gy de.sity.

关键词： Lithium-sulfur batte.ie. Carbon dots Catalytic action e.sy-to-infiltrate.structure Le.n e.e.trolyte

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Cathodic corrosion as a facile.and unive.sal me.hod for scalable.pre.aration of powde.y single.atom e.e.trocatalysts

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Nano Re.e.rch 2024年第6期17卷 4943-4950页

作者： Rui Li Xiayan Yan Me.g Liu Qingkai Zhao Jie.Du Xinxin Tan Jingwe. ba Rongguang Ze.g We.hua Luo Jingsong Xu Institute.of Mate.ials China Academy of Engineering PhysicsJiangyou 621907China Scie.ce.and Te.hnology on Surface.Physics and Che.istry Laboratory Jiangyou 621908China

Top-down strate.y has be.n wide.y applie. for synthe.is of me.al single.atom catalysts(SACs)via conve.ting me.al nanoparticle. or bulk me.als into atomically dispe.se. ***,we.re.ort a simple.e.e.troche.ical atomic migration strate.y for top-down synthe.is of SACs via a facile.cathodic corrosion proce.s without involving high te.pe.ature.or harsh *** of me.al nanoparticle. on cathode.are.firstly disbande. unde. high ne.ative.voltage.and e.itte. into the.e.e.trolyte.in the.form of atomic me.al anions in Zintl *** e.cape. atomically dispe.se. me.al spe.ie. are.the. oxidize. by wate. mole.ule. and capture. by the.de.e.ts on the.pre.adde. nitroge. dope. carbon carrie.s in the.*** cathodic corrosion strate.y is confirme. to be.suitable.for scalable.synthe.is of kinds of me.al SACs(e.g.,Pt,Pd,and Ir)on dope. carbon ***,the.as-pre.are. nitroge. dope. carbon powde. supporte. Pt SACs e.hibit supe.ior catalytic activity toward hydroge. e.olution re.ction(He.)with a low ove.pote.tial of 0.024 V at 10 mA·cm^(−2)and a low Tafe. slope.of 29.7 mV·de.^(−1)as we.l as a long-te.m durability.

关键词： cathodic corrosion top-down strate.y powde.y single.atom catalysts hydroge. e.olution re.ction scalable.synthe.is

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The.Role.of Re.e.able.Protocate.hol Acid in e.oxy Coating Modification: Significantly Improve. Antibacte.ial and Adhe.ive.Prope.tie.

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Chine.e.Journal of Polyme. Scie.ce 2024年第1期42卷 63-72,I0008页

作者： Ming-Xuan Che. Jin-Yue.Dai Li-Yue.Zhang Shuai-Pe.g Wang Jing-Kai Liu Yong-Gang Wu Xin-Wu ba Xiao-Qing Liu School of Che.istry and Mate.ials Scie.ce Hebei UniversityBaoding 071000China Ningbo Institute.of Mate.ials Te.hnology and e.gine.ring Chinese Academy of SciencesNingbo 315201China Ke. Laboratory of Marine.Mate.ials and Re.ate. Te.hnologie. Chinese Academy of SciencesNingbo 315201China

It is of gre.t significance.to de.ign e.oxy coatings with supe.ior antibacte.ial prope.tie. and high adhe.ive.prope.tie., as we.l as e.ce.le.t proce.sing, supe.ior durability, and high transpare.cy. Howe.e., it is still a challe.ge.be.ause.of the.common comple. de.ign and synthe.is. He.e.n, the.bio-base. monome. protocate.huic acid(PCA) was use. as raw mate.ial, the.cate.hol structure.with high bonding and antibacte.ial prope.tie. was introduce. into the.fle.ible.alkane.se.me.t of e.hyle.e.glycol diglycidyl e.he.(e.De. through an e.ficie.t, and gre.n me.hod, and it was cure. with isophorone.diamine.IPDA) to pre.are.corre.ponding the.mose.s. The.cure. re.ins e.hibite. e.ce.le.t allaround qualitie., particularly in bonding and antibacte.ial. Whe. 30% PCA was adde. to pure.e.oxy re.in, the.adhe.ion be.we.n substrate.and coating incre.se. from 4.40 MPa to 13.60 MPa and the.antibacte.ial rate.of coating against e. coli and S. aure.s could approach 100%. All of this is due.to the.fact that the.cate.hol structure.pre.e.t in PCA has the.ability to inte.act with various substrate. and alte. the.pe.me.bility of bacte.ial ce.l me.brane.. The.archite.ture.of this me.hod offe.s a fre.h approach to de.ling with the.issue. of challe.ging raw mate.ial se.e.tion and comple. synthe.is te.hnique..

关键词： e.oxy coatings The.mose.s Cate.hol structure Antibacte.ial High adhe.ion

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circRNA3669 promote. goat e.dome.rial e.ithe.ial ce.ls prolife.ation via miR-26a/RCN2 to activate.PI3K/AKT-mTOR and MAPK pathways

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Journal of Inte.rative.Agriculture 2024年第3期23卷 960-974页

作者： Xiaorui Liu Jiuze.g Cui Me.gyao We. Xiaofe. Wang Yue.ia Liu Zhongshi Zhu Min Zhou Gui ba Langda Suo Yuxuan Song Le. Zhang Division of Laboratory Safe.y and Se.vice. Northwest A&F UniversityYangling 712100China Colle.e.of Animal Scie.ce.and Te.hnology Northwest A&F UniversityYangling 712100China Institute.of Animal Scie.ce. Tibet Academy of Agricultural and Animal Husbandry SciencesLhasa 850009China

The.de.e.opme.t of re.e.tive.e.dome.rium(Re. from pre.re.e.tive.e.dome.rium(Pe. for succe.sful e.bryo implantation is a comple. dynamic proce.s in which the.morphology and physiological state. of the.e.dome.rial e.ithe.ium unde.go a se.ie. of significant change., including ce.l prolife.ation and apoptosis. Howe.e., the.mole.ular me.hanisms are.not ye. fully unde.stood. In this study, a highe. circRNA3669 le.e. was obse.ve. in Pe.than in Re.of goats. Functional assays re.e.le. that this ove.e.pre.sion promote. the.prolife.ation of goat e.dome.rial e.ithe.ial ce.ls(Ge.Cs) by activating the.e.pre.sion of ge.e. re.ate. to the.PI3K/AKT-mTOR and MAPK pathways,the.e.y inhibiting apoptosis in vitro. Furthe.more. circRNA3669 functione. as a compe.ing e.doge.ous RNA(ce.NA) to upre.ulate.Re.iculocalbin-2(RCN2) e.pre.sion at the.post-transcriptional le.e. by inte.acting with and downre.ulating miR-26a in Ge.Cs. In addition, RCN2, which is highly e.pre.se. in the.Pe.of goats, was found to be.re.ulate. by β-e.tradiol(e.) and proge.te.one.P4). Our re.ults de.onstrate. that RCN2 also affe.te. the.ke. prote.ns PI3K, AKT, mTOR, JNK, and P38 in the.PI3K/AKT-mTOR and MAPK pathways, the.e.y facilitating Ge.Cs prolife.ation and suppre.sing the.r apoptosis in vitro. Colle.tive.y, we.constructe. a ne. circRNA3669-miR-26aRCN2 re.ulatory ne.work in Ge.Cs, which furthe. provide. strong e.ide.ce.that circRNA could pote.tially play a crucial re.ulatory role.in the.de.e.opme.t of Re.in goats.

关键词： circRNA3669 RCN2 miR-26a goat e.dome.rial e.ithe.ial ce.ls(Ge.Cs) prolife.ation

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Spatial Morphology e.olution Characte.istics Analysis of the.Re.ide.t Population Distribution in He.an, China

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Journal of Ge.scie.ce.and e.vironme.t Prote.tion 2024年第3期12卷 163-180页

作者： Kaiguang Zhang Hongling Me.g Mingting ba Danhuan We. School of Ge.graphy and Tourism Zhengzhou Normal University Zhengzhou China

The.population spatial distribution patte.n and its e.olving patte.n play an important role.in re.ional allocation of social re.ource. and production factors, formulation of re.ional de.e.opme.t plans, construction of a be.te. life.socie.y, and promotion of re.ional e.onomic de.e.opme.t. base. on the.re.ide.t population statistics data of He.an province.from 2006 to 2021, with county as the.basic study unit, the.pape. studie. the.spatial morphology characte.istics and its e.olution patte.ns of re.ide.t population distribution, by using spatial analysis me.hods such as population distribution ce.te., standard de.iation e.lipse. and spatial auto corre.ation analysis. The.re.ults show that: the.re.ide.t population spatial distribution shows unbalance. state. the.population agglome.ation are.s mainly distribute.in the.northe.st part and north part, whe.e.the.re.ide.t population growth rate.is significantly highe. than othe. re.ions, ove. time. this tre.d is gradually be.oming significant. The.re.ide.t population distribution has a tre.d of ce.tripe.al conce.tration, with the.de.re. and tre.d of ce.tripe.al gradually stre.gthe.ing. The.re.ide.t population distribution has obvious dire.tional characte.istics, but the.significance.is not high, the.we.ghte. re.ide.t population ave.age.ce.te. is approximate.y locate. at (4.13740˚N, 113.8935˚e., and the.azimuth of the.distribution axis is approximate.y 11.19˚. The.population distribution has obvious agglome.ation characte.istics, with the.built-up are.s of Zhe.gzhou and Luoyang as the.r ce.te.s, whe.e.have.a significant siphon e.fe.t on the.surrounding population. The.southe.n and southwe.te.n re.ions in the.province.form a re.ative.y stable.be.t are. of Low-Low agglome.ation are.s.

关键词： Re.ide.t Population Spatial Distribution Spatial Morphology Te.poral and Spatial e.olution Ce.te. Migration Standard De.iation e.lipse Spatial Autocorre.ation

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Se.e.tive.butyric acid production from CO_(2)and its upgrade.to butanol in microbial e.e.trosynthe.is ce.ls

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e.vironme.tal Scie.ce.and e.ote.hnology 2024年第1期17卷 119-127页

作者： Me.itxe.l Romans-Casas Laura Fe.iu-Parade.a Miche.e.Te.e.co Hube.tus V.M.Hame.e.s Lluis bañe.as M.Dolors balague. Se.astiàPuig Paolo De.sì Institute.of the.e.vironme.t University of Girona.Campus MontiliviCarrer Maria Aurélia Capmany 69E-17003GironaSpain Mole.ular Microbial e.ology Group Institute of Aquatic EcologyUniversity of GironaMaria Aurelia Capmany 4017003GironaSpain We.sus European Centre of Excellence for Sustainable Water TechnologyOostergoweg 98911MALeeuwardenthe Netherlands

Microbial e.e.trosynthe.is(Me.)is a promising carbon utilization te.hnology,but the.low-value.products(i.e.,ace.ate.or me.hane.and the.high e.e.tric powe. de.and hinde. its industrial *** this study,e.e.trically e.ficie.t Me. ce.ls with a low ohmic re.istance.of 15.7 mU m^(2)we.e.ope.ate. galvanostatically in fe.-batch mode.alte.nating pe.iods of high CO_(2)and H2 *** promote. ace.ic acid and e.hanol production,ultimate.y trigge.ing se.e.tive.78%on a carbon basis)butyric acid production via chain *** ave.age.production rate.of 14.5 g m^(-2)d^(-1)was obtaine. at an applie. curre.t of 1.0 or 1.5 mA cm^(-2),be.ng Me.asphae.a *** ke. chain e.ongating *** a se.ond ce.l with the.catholyte.containing the.e.riche. community re.ulte. in butyric acid production at the.same.rate.as the.pre.ious ce.l,but the.lag phase.was re.uce. by 82%.Furthe.more.inte.rupting the.CO_(2)fe.ding and se.ting a constant pH2 of 1.7e..8 atm in the.cathode.compartme.t trigge.e. solve.toge.ic butanol production at a pH be.ow *** e.ficie.t ce.l de.ign re.ulte. in ave.age.ce.l voltage. of 2.6e..8 V and a re.arkably low e.e.tric e.e.gy re.uire.e.t of 34.6 kWhe. kg1 of butyric acid produce.,de.pite.coulombic e.ficie.cie. be.ng re.tricte. to 45%due.to the.cross-ove. of O_(2)and H2 through the.*** conclusion,this study re.e.le. the.optimal ope.ating conditions to achie.e.e.e.gy-e.ficie.t butyric acid production from CO_(2)and sugge.te. a strate.y to furthe. upgrade.it to valuable.butanol.

关键词： Biocathode Bioe.e.troche.ical syste. Chain e.ongation Hydroge. partial pre.sure Me.asphae.a

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