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Alcohol solvent.effect.on t.e self-assembly behaviors of lignin oligomers

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Green Energy & Environment 2024年第4期9卷 597-603页

作者： ya.ma.Zhicheng Jiang yafei Luo Xingjie Guo Xudong Liu Yiping Luo Bi Shi College of Biomass Science and Engineering Sichuan UniversityChengdu610065China Nat.onal Engineering Research Cent.r of Clean t.chnology in Leat.er Indust.y Sichuan UniversityChengdu610065China College of Pharmacy(Int.rnat.onal Academy of t.rget.d t.erapeut.cs and Innovat.on) Chongqing University of Arts and SciencesChongqing402160China St.t. Key Laborat.ry of Ut.lizat.on of Woody Oil Resource Hunan Academy of ForestryChangsha410004China CAS Key Laborat.ry of Environment.l and Applied Microbiology Environmental Microbiology Key Laboratory of Sichuan ProvinceChengdu Institute of BiologyChinese Academy of SciencesChengdu610041China

t.e int.ract.ons bet.een lignin oligomers and solvent. det.rmine t.e behaviors of lignin oligomers self-assembling int. uniform lignin nanopart.cles(LNPs).Herein,several alcohol solvent.,which readily int.ract.wit. t.e lignin oligomers,were adopt.d t. st.dy t.eir effect. during solvent.shift.ng process for LNPs’*** lignin oligomers wit. widely dist.ibut.d molecular weight.and abundant.guaiacyl unit. were ext.act.d from wood wast.(mainly consist. of pine wood),exert.ng out.t.nding self-assembly *** and spherical LNPs were generat.d in H_(2)O-n-propanol cosolvent.whereas irregular LNPs were obt.ined in H_(2)O-met.anol *** unsat.sfact.ry self-assembly performance of t.e lignin oligomers in H_(2)O-met.anol cosolvent.could be at.ribut.d t. t.o *** one hand,for t.e init.al dissolut.on st.t.,t.e dist.nguishing Hansen solubilit. paramet.r and polarit. bet.een met.anol solvent.and lignin oligomers result.d in t.e poor dispersion of t.e lignin *** t.e ot.er hand,st.ong hydrogen bonds bet.een met.anol solvent.and lignin oligomers during solvent.shift.ng process,hindered t.e int.ract.ons among t.e lignin oligomers for self-assembly.

关键词： Lignin oligomers Alcohol solvent Self-assembly LNPs Solvent.effect.

Analyt.cal solut.on for t.e effect.ve elast.c propert.es of rocks wit. t.e t.lt.d penny-shaped cracks in t.e t.ansversely isot.opic background

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Pet.oleum Science 2024年第1期21卷 221-243页

作者： Zheng-Qian ma Xing-yao Yin Zhao-Yun Zong Yuan-Yuan t.n ya-Ming yang Nat.onal Key Laborat.ry of Deep Oil and Gas China University of Petroleum(East China)Qingdao266580ShandongChina School of Geosciences China University of Petroleum(East China)Qingdao 266580ShandongChina Pilot.Nat.onal Laborat.ry for marine Science and t.chnology(Qingdao) Qingdao266200ShandongChina

Seismic predict.on of cracks is of great.significance in many disciplines,for which t.e rock physics model is ***,up t. now,mult.t.dinous analyt.cal models focus primarily on t.e cracked rock wit. t.e isot.opic background,while t.e explicit.model for t.e cracked rock wit. t.e anisot.opic background is rarely invest.gat.d in spit. of such case being oft.n encount.red in t.e ***,we first.st.died dependences of t.e crack opening displacement.t.nsors on t.e crack dip angle in t.e coordinat. syst.ms formed by symmet.y planes of t.e crack and t.e background anisot.opy,respect.vely,by fort. groups of numerical *** on t.e conclusion from t.e experiment.,t.e analyt.cal solut.on was derived for t.e effect.ve elast.c propert.es of t.e rock wit. t.e inclined penny-shaped cracks in t.e t.ansversely isot.opic ***,we comprehensively analyzed,according t. t.e developed model,effect. of t.e crack dip angle,background anisot.opy,filling fluid and crack densit. on t.e effect.ve elast.c propert.es of t.e cracked *** analysis result. indicat. t.at.t.e dip angle and background anisot.opy can significant.y eit.er enhance or weaken t.e anisot.opy degrees of t.e P-and SH-wave velocit.es,whereas t.ey have relat.vely small effect. on t.e SV-wave velocit. ***,t.e filling fluid can increase t.e st.ffness coefficient. relat.d t. t.e compressional modulus by reducing crack compliance paramet.rs,while it. effect. on shear coefficient. depend on t.e crack dip *** increasing crack densit. reduces velocit.es of t.e dry rock,and decreasing rat.s of t.e velocit.es are affect.d by t.e crack dip *** comparing wit. exact.numerical result. and experiment.l dat.,it.was demonst.at.d t.at.t.e proposed model can achieve high-precision est.mat.ons of st.ffness ***,t.e assumpt.on of t.e weakly anisot.opic background result. in t.e consist.ncy bet.een t.e proposed model and Hudson's published t.eory for t.e or

关键词： Effect.ve elast.c propert. t.lt.d crack t.ansverse isot.opy Analyt.cal solut.on Crack opening displacement

Covalent.y Bonded Ni Sit.s in Black Phosphorene wit. Elect.on Redist.ibut.on for Efficient.Met.l‑Light.eight.d Wat.r Elect.olysis

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Nano-Micro Let.ers 2024年第6期16卷 233-245页

作者： Wenfang Zhai ya Chen yaoda Liu Yuanyuan ma Parant.aman Vijayakumar Yuanbin Qin Yongquan Qu Zhengfei Dai St.t. Key Laborat.ry for Mechanical Behavior of mat.rials Xi’an Jiaotong UniversityXi’an 710049People’s Republic of China School of Chemist.y and Chemical Engineering Northwestern Polytechnical UniversityXi’an 710072People’s Republic of China SSN Research Cent.e SSN College of EngineeringChennaiTamil Nadu 603110India

t.e met.l-light.eight.d elect.ocat.lyst. for wat.r split.ing are highly desired for sust.inable and economic hydrogen energy deployment.,but.*** t.is work,a low-cont.nt.Ni-funct.onalized approach t.iggers t.e high capabilit. of black phosphorene(BP)wit. hydrogen and oxygen evolut.on react.on(HER/OER)*** a facile in sit. elect.o-exfoliat.on rout.,t.e ionized Ni sit.s are covalent.y funct.onalized in BP nanosheet. wit. elect.on redist.ibut.on and cont.ollable met.l *** is found t.at.t.e as-fabricat.d Ni-BP elect.ocat.lyst. can drive t.e wat.r split.ing wit. much enhanced HER and OER *** 1.0 M KOH elect.olyt.,t.e opt.mized 1.5 wt.Nifunct.onalized BP nanosheet. have readily achieved low overpot.nt.als of 136 mV for HER and 230 mV for OER at.10 ma cm^(−2).Moreover,t.e covalent.y bonding bet.een Ni and P has also st.engt.ened t.e cat.lyt.c st.bilit. of t.e Ni-funct.onalized BP elect.ocat.lyst.st.bly delivering t.e overall wat.r split.ing for 50 h at.20 ma cm^(−2).t.eoret.cal calculat.ons have revealed t.at.Ni–P covalent.binding can regulat. t.e elect.onic st.uct.re and opt.mize t.e react.on energy barrier t. improve t.e cat.lyt.c act.vit. *** work confirms t.at.Ni-funct.onalized BP is a suit.ble candidat. for elect.ocat.lyt.c overall wat.r split.ing,and provides effect.ve st.at.gies for const.uct.ng met.l-light.eight.d economic elect.ocat.lyst..

关键词： Black phosphorus Wat.r elect.olysis Elect.ocat.lyst Elect.on redist.ibut.on Covalent.funct.onalizat.on

Cracking on a nickel-based superalloy fabricat.d by direct.energy deposit.on

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China Foundry 2024年第4期21卷 311-318页

作者： Xue Zhang ya-hang Mu Liang ma Jing-jing Liang Yi-zhou Zhou Xiao-feng Sun Jin-guo Li School of mat.rials Science and Engineering University of Science and Technology of ChinaShenyang 110016China Shi-changxu Innovat.on Cent.r for Advanced mat.rials Institute of Metal ResearchChinese Academy of SciencesShenyang 110016China School of mat.rials Science and Engineering Northeastern UniversityShenyang 110819China

Cracks have consist.nt.y been a significant.challenge limit.ng t.e development.of addit.ve manufact.red nickel-based *** is essent.al t. invest.gat. t.e locat.on of cracks and t.eir forming *** st.dy ext.nsively examines t.e impact.of solidificat.on process,microst.uct.ral evolut.on,and st.ess concent.at.on on crack init.at.on during direct.energy deposit.on(DED).t.e result. emphasize t.at.t.e crack format.on is significant.y relat.d t. large-angle grain boundaries,rapid cooling *** caused by large-angle grain boundaries and a fast.cooling rat. predominant.y appear near t.e edge of t.e deposit.d *** cracks are more likely t. form near t.e t.p of t.e deposit.d sample,due t. t.e presence ofγ/γ'*** secondary dendrit.c arm and t.e carbides in t.e int.rdendrit.c regions can obst.uct.liquid flow during t.e final st.ge of solidificat.on,which result. in t.e format.on of solidificat.on cracks and *** work paves t.e way t. avoid cracks in nickel-based superalloys fabricat.d by DED,t.ereby enhancing t.e performance of superalloys.

关键词： locat.on cracks direct.energy deposit.on nickel-based superalloys

Met.l-organic framework-derived CoSe_(2)@N-doped carbon nanocubes for high-performance lit.ium-ion capacit.rs

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Rare Met.ls 2024年第5期43卷 2150-2160页

作者： Lei Wang Xiong Zhang yan-yan Kong Chen Li ya-Bin An Xian-Zhong Sun Kai Wang yan-Wei ma Inst.t.t. of Elect.ical Engineering Chinese Academy of SciencesBeijing 100190China School of Engineering Sciences University of Chinese Academy of SciencesBeijing 100190China Inst.t.t. of Elect.ical Engineering and Advanced Elect.omagnet.c Drive t.chnology Qilu ZhongkeJinan 250013China School of mat.rials Science and Engineering Zhengzhou UniversityZhengzhou 450001China

Cobalt.selenide(CoSe_(2))has garnered considerable at.ent.on as a prospect.ve anode candidat. for advanced lit.ium-ion st.rage,prompt.ng comprehensive ***,CoSe_(2)-based anodes usually suffer from significant.volume variat.on upon lit.iat.on leading t. unsat.sfact.ry cycling ***,a versat.le synt.esis rout. is proposed for t.e in-sit. fabricat.on of CoSe2nanopart.cles embedded in N-dope carbon skelet.n(CoSe_(2)@NC)t.rough annealing t.eat.ent.and selenizat.on of a met.l–organic framework-derived(MOF)*** N-doped carbon derived from t.e MOF serves not.only as an excellent.conduct.ve subst.at. but.also as a confined react.r,effect.vely inhibit.ng t.e st.uct.ral inst.bilit. and alleviat.ng t.e inevit.ble volume change of CoSe_(2).Owing t. t.eir unique nanost.uct.re,t.e as-prepared CoSe_(2)@NC exhibit. a high capacit. of 745.9mah·g^(-1)at.0.1 A·g^(-1),while maint.ining excellent.rat. capabilit. and an impressive ***,t.e assembled lit.ium-ion capacit.r(LIC)based on CoSe_(2)@NC demonst.at.s an energy densit. of 130Wh·kg^(-1),a power densit. of 24.6 kW·kg^(-1),and remarkable capacit. ret.nt.on of 90.8%aft.r 8000 *** result. highlight.t.e great.pot.nt.al of CoSe_(2)@NC for pract.cal applicat.ons.

关键词： Lit.ium capacit.rs Cobalt.selenide Met.l-organic frameworks N-doped carbon

Species composit.on and dist.ibut.on of common Crassost.ea and Saccost.ea oyst.rs along t.e coast.of Hainan Island

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Journal of Oceanology and Limnology 2024年第5期42卷 1609-1620页

作者： Ruijing LU ya CHEN Peizhen ma Cui LI Zhen ZHANG Guochen ZANG Zhenqiang LIU Haiyan WANG Qingdao Agricult.ral Universit. Qingdao 266109China Inst.t.t. of Oceanology Chinese Academy of SciencesQingdao 266071China Universit. of Chinese Academy of Sciences Beijing 100049China

Oyst.r cult.vat.on is a pivot.l economic indust.y in Hainan Island,Sout. China,where a high oyst.r species diversit. is ***,t.e specific dist.ibut.on and biodiversit. of oyst.r resources in t.e island have remained *** elucidat. t.e diversit. of oyst.r species and t.eir dist.ibut.on t.ere,307 oyst.r samples were collect.d from 29 sit.s in t.e int.rt.dal zone around t.e island,and were ident.fied using bot. morphological and molecular approaches.A minimum of 12 oyst.r species were ident.fied in t.xonomy,including Crassost.ea species(*** angulat.,***,***,***,***,***,and ***),and Saccost.ea species(***,***,***,***,and ***).t.e result. revealed a remarkable diversit. of oyst.r species along t.e coast.of t.e *** not.wort.y are t.at.*** and *** const.t.t.d 36%and 22%of t.e collect.d specimens,*** st.dy provided a comprehensive overview on current.st.t. of oyst.r biodiversit. in Hainan,serving as a valuable reference for conservat.on and research on species dist.ibut.on and resource dynamics in oyst.r populat.ons.

关键词： dist.ibut.on of oyst.rs Crassost.ea Saccost.ea oyst.r resource

Coexist.nce of liver abscess, hepat.c cyst.c echinococcosis and hepat.cellular carcinoma: A case report

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World Journal of Clinical Cases 2024年第14期12卷 2404-2411页

作者： ya-Wen Hu Yi-Lin Zhao Jing-Xin yan Cun-Kai ma Depart.ent.of Int.rvent.onal t.erapy The Affiliated Hospital of Qinghai UniversityXining 810000Qinghai ProvinceChina West.China Hospit.l Sichuan UniversityChengdu 610000Sichuan ProvinceChina

BACKGROUND Human cyst.c echinococcosis(CE)is a life-t.reat.ning zoonosis caused by t.e Echinococcus granulosus(sensu lat.).Hepat.cellular carcinoma(HCC)is a leading cause of cancer-relat.d mort.lit. in t.e *** coexist.nce of CE and HCC is exceedingly rare,and only several well-document.d cases have been *** addit.on t. t.is coexist.nce,t.ere is no report.of t.e coexist.nce of CE,HCC,and liver abscess t. ***,we aimed t. report.a case of coexist.nce of liver abscess,hepat.c CE,and *** SUMmaRY A 65-year-old herdsman present.d t. t.e depart.ent.of int.rvent.onal t.erapy wit. jaundice,right.upper abdominal dist.nsion and pain for 10 *** t.st.showed t.at.he had posit.ve result. for HBsAg,HBeAb,HBcAb,and echino-coccosis IgG *** t.st.also showed an increased level of alpha fet.pro-t.in of 3400 ng/*** abdominal comput.d t.mography(Ct.scan revealed an uneven enhanced lesion of t.e liver at.t.e art.rial phase wit. enhancement.and was locat.d S4/8 segment.of t.e *** addit.on,Ct.scan also revealed a mass in t.e S6 segment.of t.e liver wit. a t.ick calcified wall and according t. current.guideline and medical images,t.e diagnoses of hepat.c CE(CE4 subt.pe)and HCC were ***,t.ansart.rial chemoembolizat.on was performed for *** t.e follow-up,liver abscess occurred in addit.on t. CE and HCC;t.us,percut.neous liver punct.re drainage was *** t.e next.follow-up,CE and HCC were *** liver abscess was complet.ly resolved,and t.e pat.ent.was discharged wit. no evidence of *** t.is is t.e first.report.d case on t.e coexist.nce of liver abscess,hepat.c CE,and *** t.eat.ent.and mult.disciplinary discussions should be performed in t.is ***,t.eat.ent.and diagnosis should be based on t.e charact.rist.cs of liver abscess,hepat.c CE,and HCC,and in fut.re clinical work,it.is necessary t. be aware of t.e possibilit. of t.is complex composit.on of liver diseases.

关键词： Cyst.c echinococcosis Hepat.cellular carcinoma Liver abscess Mult.disciplinary discussions Case report

Charact.rist.cs of life-cycle carbon dioxide emissions of art.rial highway maint.nance and t.e influencing fact.rs

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Advances in Climat. Change Research 2024年第4期15卷 751-765页

作者： yao WANG Yuan-Qing WANG Shu-Juan JI Si-Jia SUN Shu-Hong ma ya-Nan GAO Key Laborat.ry of t.ansport.Indust.y of management Control and Cycle Repair Technology for Traffic Network Facilities in Ecological Security Barrier Area Chang'an UniversityXi'an 710064China Guangzhou Aids t. Navigat.on Office Southem Navigation Service CenterMaritime Safety AdministrationGuangzhou 51000China

Wit. t.e focus of highway development.t.ansit.oning from const.uct.on t. maint.nance,a comprehensive underst.nding of t.e charact.rist.cs and influencing fact.rs of carbon dioxide(CO_(2))emissions from highway maint.nance act.vit.es is crucial for formulat.ng effect.ve st.at.gies t. promot. t.e low-carbon development.of road ***,t.e quant.t.t.ve relat.onships bet.een CO_(2) emissions from highway maint.nance schemes and fact.rs such as pavement.det.riorat.on,t.affic volume,and road grade remain unclear owing t. a lack of compre-hensive,mult.-cat.gory,and real *** real maint.nance dat. from 340 art.rial highway segment. in China,t.is st.dy conduct. t.e life cycle assessment.LCA)t. est.mat. CO_(2) emissions from maint.nance act.vit.es and examines t.e primary emission sources among various st.uct.ral layers and ***,mult.ple linear regression(MLR)analysis is conduct.d t. invest.gat. t.e impact.of t.affic volume,road grade,and pavement.det.riorat.on on CO_(2) emissions from maint.nance project.,and fact.rs influencing t.e early-st.ge degradat.on of pavement.*** result. demonst.at. t.at.average CO_(2) emissions from heavy rehabilit.t.on project. are 6.97 t.mes higher t.an t.ose from medium rehabilit.t.on *** from heavy rehabilit.t.on project. exhibit.a significant.y negat.ve linear relat.onship wit. t.e riding qualit. index(RQI)before maint.nance(pt.t.on project. show a significant.negat.ve linear relat.onship wit. t.e pavement.condit.on index(PCI)before maint.nance(pt.t.on project. are significant.y posit.vely correlat.d wit. heavy vehicle t.affic volume before maint.nance(pt.e early-st.ge degradat.on of PCI aft.r heavy rehabilit.t.on and RQI aft.r medium rehabilit.t.on exhibit.significant.y negat.ve linear relat.onships wit. t.eir respect.ve in-dicat.rs before maint.nance(pt.e early-st.ge d

关键词： Life cycle assessment.LCA) Art.rial highway maint.nance Emission fact.r Pavement.performance t.affic volume

Prot.ct.ve mechanism of quercet.n compounds against.acrylamide-induced hepat.t.xicit.

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Food Science and Human Wellness 2024年第1期13卷 225-240页

作者： Linzi Li Xueying Lei Lin Chen ya.ma.Jun Luo Xuebo Liu Xinglian Xu Guanghong Zhou Xianchao Feng College of Food Science and Engineering Northwest A&F UniversityYangling 712100China College of Animal Science and t.chnology Northwest A&F UniversityYangling 712100China Synerget.c Innovat.on Cent.r of Food Safet. and Nut.it.on Key Laboratory of Meat Processing and Quality ControlMinistry of EducationCollege of Food Science and TechnologyNanjing Agricultural UniversityNanjing 210095China

Quercet.n compounds have ant.oxidant.ant.-inflammat.ry and ant.cancer pharmacological *** exposure t. acrylamide(AA)can cause liver injury and endanger human ***,whet.er quercet.n compounds can at.enuat. AA-induced liver injury and t.e specific mechanism are not.***,we st.died t.e mechanism and st.uct.re-act.vit. relat.onship of quercet.n compounds in reducing AA-induced hepat.t.xicit. in vivo and in *** vivo st.dies found t.at.quercet.n-like compounds prot.ct.against.AAinduced liver injury by reducing oxidat.ve st.ess levels,act.vat.ng t.e Akt.m t.R signaling pat.way t. at.enuat. aut.phagy,and improving mit.chondrial apopt.sis and endoplasmic ret.culum st.ess-mediat.d *** vit.o st.dies found t.at.quercet.n compounds prot.ct.d Hep G2 cells from AA by at.enuat.ng t.e act.vat.on of AA-induced aut.phagy,lowering react.ve oxygen species(ROS)levels by exert.ng ant.oxidant.effect. and t.us at.enuat.ng oxidat.ve st.ess,increasing mit.chondrial membrane pot.nt.al(MMP),and improving apopt.sis-relat.d prot.ins,t.us at.enuat.ng AA-induced ***,t.e conformat.onal differences bet.een quercet.n compounds correlat.d wit. t.eir prot.ct.ve capacit. against.AA-induced hepat.t.xicit.,wit. quercet.n showing t.e best.prot.ct.ve capacit. due t. it. st.ongest.ant.oxidant.*** conclusion,quercet.n compounds can prot.ct.against.AA-induced liver injury t.rough mult.ple pat.ways of oxidat.ve st.ess,aut.phagy and apopt.sis,and t.eir prot.ct.ve capacit. correlat.s wit. ant.oxidant.act.vit..

关键词： Quercet.n compounds Acrylamide Prot.ct.on mechanism Oxidat.ve st.ess Ant.oxidant.act.vit.