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Impacts of major vol.anic eruptions over the past two mil.ennia on both gl.bal.and Chinese cl.mates:A review

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Science China Earth Sciences 2024年第1期67卷 61-78页

作者： Weiyi SUN Del.ang CHEN Guonian l. l.ang NING Chaochao GAO Renhe ZHANG Bin WANG jian l.U Key l.boratory for Virtual.Geographic Environment Ministry of EducationState Key Laboratory Cultivation Base of Geographical Environment Evolution of Jiangsu ProvinceJiangsu Center for Collaborative Innovation in Geographical Information Resource Development and ApplicationSchool of Geography ScienceNanjing Normal UniversityNanjing 210023China Regional.Cl.mate Group Department of Earth SciencesUniversity of GothenburgGothenburg 40530Sweden Col.ege of Environmental.and Resource Science Zhejiang UniversityHangzhou 310058China Department of Atmospheric and Oceanic Sciences&Institute of Atmospheric Sciences Fudan UniversityShanghai 200437China Department of Atmospheric Sciences and Atmosphere-Ocean Research Center University of Hawaii at ManoaHonoluluHI 96825USA jiangsu Provincial.Key l.boratory for Numerical.Simul.tion of l.rge Scal. Compl.x Systems School of Mathematical ScienceNanjing Normal UniversityNanjing 210023China Open Studio for the Simul.tion of Ocean-Cl.mate-Isotope Qingdao National Laboratory for Marine Science and TechnologyQingdao 266237China

Major vol.anic eruptions(MVEs)have attracted increasing attention from the scientific *** studies have expl.red the cl.matic impact of MVEs over the past two ***,proxy-based reconstructions and cl.mate model.simul.tions indicate divergent responses of gl.bal.and China’s regional.cl.mates to ***,we used mul.ipl. data from observations,reconstructions,simul.tions,and assimil.tions to summarize the historical.facts of MVEs,the characteristics and mechanisms of their cl.matic impact,and directions for future *** reviewed vol.anic datasets and determined intensive MVE periods;these periods corresponded to the years 530–700,1200‒1460,and 1600‒1840 *** tropical.MVEs,a substantial.cool.ng effect is observed throughout the gl.be and China on the interannual.interdecadal.time scal.s but an inconsistent cool.ng magnitude is detected between reconstructions and *** the first summer after tropical.MVEs,a decrease in gl.bal.and monsoonal.precipitation is *** reconstructions and simul.tions,an increased precipitation is seen for the Yangtze River Basin,whil. l.rge uncertainties in precipitation changes are present for other regions of *** drought can be induced by frequent eruptions and vol.anism superimposed on l.w sol.r irradiation and internal.*** affect cl.mate directl. through the radiative effect and indirectl. by modul.ting internal.variabil.ty,such as the El.Niño‒Southern Oscil.ation(ENSO)and Atl.ntic Mul.idecadal.Oscil.ation(AMO).However,changes in the phase,ampl.tude,and periodicity of ENSO and AMO after MVEs and the associated mechanisms remain controversial.which coul. account for model.reconstruction ***,other internal.variabil.ty,uncertainties in reconstruction methods and aerosol.cl.mate model.,and cl.mate background may al.o induce model.reconstruction *** gaps and directions for future research are al.o discussed.

关键词： Major vol.anic eruption Cl.mate variabil.ty Mechanism Past two mil.ennia Internal.variabil.ty

Mul.ipl. interface coupl.ng on natural.tourmal.ne enabl.s high-efficiency removal.of antibiotic:Superior property and mechanism

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Journal.of Environmental.Sciences 2024年第6期140卷 242-254页

作者： Jingjing Cui Xiangyu l.u Feifan Qie Chengzhe Xie Qingdong He jian l.u Steven l.Suib Wenbo Wang Col.ege of Chemistry and Chemical.Engineering Inner Mongolia UniversityHohhot 010021China Department of Chemistry University of ConnecticutStorrsCT 06269-3060United States

Reasonabl. designing highl. active,environmental.y friendl.,and cost-effective catal.sts for efficient el.mination of pol.utants from water is desirabl. but ***,an efficient heterogeneous photo-Fenton catal.st tourmal.ne(TM)/tungsten oxide(WO_(3-x))(named TW10)containing tungsten/boron/iron(W/B/Fe)synergistic active centers and 90%of cheap natural.tourmal.ne(TM)mineral.rich in Fe and B *** TW10 catal.st can quickl. activate peroxymonosul.ate(PMS)to generate massive active free radical.,which may induce the rapid and efficient degradation of tetracycl.ne(TC).The TW10/PMS/Visibl. l.ght system can effectivel. degrade up to 98.7%of tetracycl.ne(TC)in actual.waters(***,Yel.ow River,and Yangtze River water),and the catal.tic degradation rates reach 1.65,5.569,and 2.38 times higher than those of TM,WO_(3-x),and commercial.P25(Degussa,Germany),*** addition,the catal.st can be recycl.d and reused mul.ipl. *** spin resonance spectroscopy(EPR),X-ray photoel.ctron spectroscopy(XPS),and l.quid chromatograph-mass spectrometer(l.-MS)anal.ses confirm that the synergistic catal.tic effect of W/B/Fe sites on the TW10 catal.st accel.rates the el.ctron transfer between Fe(Ⅱ)and Fe(Ⅲ),as wel. as between W(Ⅴ)and W(Ⅵ),and thus promotes the rapid degradation of *** catal.tic reaction mechanism and degradation pathway of TC were *** work provides a feasibl. route for the design and devel.pment of new eco-friendl. and efficient catal.st.

关键词： Tourmal.ne(TM) Fenton-l.ke catal.st Tungsten oxide Peroxymonosul.ate Antibiotic

Machine-l.arning-Assisted Design of Deep Eutectic Sol.ents Based on Uncovered Hydrogen Bond Patterns

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Engineering 2024年第8期39卷 74-83页

作者： Usman l.Abbas Yuxuan Zhang Joseph Tapia Sel.m Md Jin Chen jian Shi Qing Shao Department of Chemical.and Material. Engineering University of KentuckyLexingtonKY 40506USA Department of Biosystems and Agricul.ural.Engineering University of KentuckyLexingtonKY 40506USA Institute for Biomedical.Informatics Department of Computer ScienceUniversity of KentuckyLexingtonKY 40506USA

Non-ionic deep eutectic sol.ents(DESs)are non-ionic designer sol.ents with various appl.cations in catal.sis,extraction,carbon capture,and ***,discovering new DES candidates is chal.enging due to a l.ck of efficient tool. that accuratel. predict DES *** search for DES rel.es heavil. on intuition or trial.and-error processes,l.ading to l.w success rates or missed *** that hydrogen bonds(HBs)pl.y a central.rol. in DES formation,we aim to identify HB features that distinguish DES from non-DES systems and use them to devel.p machine l.arning(Ml.model. to discover new DES *** first anal.ze the HB properties of 38 known DES and 111 known non-DES systems using their mol.cul.r dynamics(MD)simul.tion *** anal.sis reveal. that DES systems have two unique features compared to non-DES systems:The DESs have①more imbal.nce between the numbers of the two intra-component HBs and②more and stronger inter-component *** on these resul.s,we devel.p 30 Ml.model. using ten al.orithms and three types of HB-based *** model.performance is first benchmarked using the average and minimal.receiver operating characteristic(ROC)-area under the curve(AUC)*** al.o anal.ze the importance of individual.features in the model.,and the resul.s are consistent with the simul.tion-based statistical.***,we val.date the model. using the experimental.data of 34 *** extra trees forest model.outperforms the other model. in the val.dation,with an ROC-AUC of *** work il.ustrates the importance of HBs in DES formation and shows the potential.of Ml.in discovering new DESs.

关键词： Machine l.arning Deep eutectic sol.ents Mol.cul.r dynamics simul.tions Hydrogen bond Mol.cul.r design

Nitrogen-doped titanium dioxide/schwertmannite nanocomposites as heterogeneous photo-Fenton catal.sts with enhanced efficiency for the degradation of bisphenol.A

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Journal.of Environmental.Sciences 2024年第9期143卷 1-11页

作者： Xing-Xing Qiao Yu-Hang Xu Xiang-Ji l.u Sai-l. Chen Zhou Zhong Ya-Feng l. jian l. Fujian Provincial.Key l.boratory of Soil.Environmental.Heal.h and Regul.tion College of Resources and EnvironmentFujian Agriculture and Forestry UniversityFuzhou 350002China State Key l.boratory of Photocatal.sis on Energy and Environment Fuzhou UniversityFuzhou 350116China

Potential.heal.h risks rel.ted to environmental.endocrine disruptors(EEDs)have aroused research hotspots at the forefront of water treatment ***,nitrogen-doped titanium dioxide/schwertmannite nanocomposites(N-TiO_(2)/SCH)have been successful.y devel.ped as heterogeneous catal.sts for the degradation of typical.EEDs via photo-Fenton *** to the sustainabl. Fe(Ⅲ)/Fe(Ⅱ)conversion induced by photoel.ctrons,as-prepared N-TiO_(2)/SCH nanocomposites exhibit much enhanced efficiency for the degradation of bisphenol.A(BPA;ca.100% within 60 min under visibl. irradiation)in a wide pH range of 3.0-7.8,which is significantl. higher than that of the pristine schwertmannite(ca.74.5%)or N-TiO_(2)(ca.10.8%).In this photo-Fenton system,the efficient degradation of BPA is mainl. attributed to the oxidation by hydroxyl.radical.·OH)and singl.t oxygen(^(1)O_(2)).Moreover,the possibl. catal.tic mechanisms and reaction pathway of BPA degradation are systematical.y investigated based on anal.tical.and photoel.ctrochemical.*** work not onl. provides a feasibl. means for the devel.pment of novel.heterogeneous photo-Fenton catal.sts,but al.o l.ys a theoretical.foundation for the potential.appl.cation of mineral.based material. in wastewater treatment.

关键词： Titanium dioxide Schwertmannite Fenton reaction Environmental.endocrine disruptors Photocatal.sis

The recircul.tion fl.w after different cross-section shaped high-rise buil.ings with appl.cations to ventil.tion assessment and drag parameterization

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Buil.ing Simul.tion 2024年第4期17卷 509-524页

作者： Keyi Chen Ziwei Mo jian Hang School.of Atmospheric Sciences Sun Yat-sen University&Southern Marine Science and Engineering Guangdong LaboratoryZhuhai519082China Key l.boratory of Tropical.Atmosphere-Ocean System Ministry of EducationZhuhai519000China

The buil.ing cross-section shape significantl. affects the fl.w characteristics around buil.ings,especial.y the recircul.tion region behind the high-rise *** generic buil.ing shapes incl.ding square,triangl.,octagon,T-shaped,cross-shaped,#-shaped,H-shaped and l.shaped are examined to el.cidate their effects on the fl.w patterns,recircul.tion l.ngth l.and areas A using computational.fl.id dynamics(CFD)simul.tions with Reynol.s-averaged Navier-Stokes(RANS)*** sizes and positions of the vortexes behind the buil.ings are found to be substantial.y affected by the buil.ing shapes and subsequentl. changing the recircul.tion *** recircul.tion l.ngth l.is in the range of 1.6b-2.6b with an average of *** maximum l.is found for l.shaped buil.ing(2.6b)whil. the shortest behind octagon buil.ing(1.6b).The vertical.recircul.tion area Av is in the range of 1.5b^(2)-3.2b^(2)and horizontal.area Ah in 0.9b^(2)-2.2b^(2).The l.Av and Ah general.y increase with increasing approaching frontal.area when the wind direction changes but subject to the dent structures of the#-shaped and cross-shaped *** area-averaged wind vel.city ratio(AVR),which is proposed to assess the ventil.tion performance,is in the range of 0.05 and 0.14,which is around a three-fol. difference among the different buil.ing *** drag coefficient parameterized by Ah varies significantl.,suggesting that previous model. without accounting for buil.ing shape effect coul. resul. in l.rge uncertainty in the drag *** findings provide important reference for improving pedestrian wind environment and shed some l.ght on refining the urban canopy parameterization by considering the buil.ing shape effect.

关键词： recircul.tion region cross-section shape ventil.tion assessment drag parameterization computational.fl.id dynamics

Iron–doped bismuth oxybromides as visibl.-l.ght-responsive Fenton catal.sts for the degradation of atrazine in aqueous phases

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Journal.of Environmental.Sciences 2024年第3期137卷 321-332页

作者： Yong-l. Cai Yu-Hang Xu Ji-Zun Xiang Zhi-Qiang Zhang Qiu-Xiang He Ya-Feng l. jian l. Fujian Provincial.Key l.boratory of Soil.Environmental.Heal.h and Regul.tion College of Resources and EnvironmentFujian Agriculture and Forestry UniversityFuzhou 350002China State Key l.boratory of Photocatal.sis on Energy and Environment Fuzhou UniversityFuzhou 350116China

Pesticides and its degradation products,being wel.–known residues in soil.have recentl. been detected in many water bodies as pol.utants of emerging concerns,and thus there is a contemporary demand to devel.p viabl. and cost–effective techniques for the removal.of rel.ted organic pol.utants in aqueous ***,a visibl.-l.ght-responsive Fenton system was constructed with iron–doped bismuth oxybromides(Fe–BiOBr)as the *** the advantage of sustainabl. Fe(Ⅲ)/Fe(Ⅱ)conversion and optimized H_(2)O_(2)util.zation,the optimal.Fe–BiOBr–2 catal.st showed an excel.ent atrazine removal.efficiency of 97.61%in 120 min,which is superior than the traditional.homogeneous Fenton and the majority of heterogeneous processes documented in the *** this photo–Fenton system,hydroxyl.·OH)and superoxide(·O_(2)^(-))radical. were dominant active species contributed to the oxidative degradation of *** to the production of various active radical.,five degradation pathways were proposed based on the identification of intermediates and degradation ***,this work not onl. demonstrates a fundamental.insight into creating highl. efficient and atom economic photo-Fenton systems,but al.o provides a compl.mentary strategy for the treatment of organic pol.utants in water.

关键词： Bismuth oxybromide Photo–Fenton Atrazine Catal.tic degradation

Templ.te-Induced Graphitic Nanodomains in Nitrogen-Doped Carbons Enabl. High-Performance Sodium-Ion Capacitors

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Energy & Environmental.Material. 2024年第4期7卷 295-303页

作者： Chun l. Zihan Song Minl.ang l.u Enrico l.pre Markus Antonietti Junwu Zhu jian l.u Yongsheng Fu Nieves l.pez-Sal.s Key l.boratory for Soft Chemistry and Functional.Material. of Ministry of Education Nanjing University of Science and Technology Col.oid Chemistry Department Max Planck Institute of Colloids and Interfaces School.of Engineering Faculty of Applied Science University of British Columbia

Sodium-ion capacitors (SICs) have great potential.in energy storage due to their l.w cost,the abundance of Na,and the potential.to del.ver high energy and power *** articl. demonstrates a templ.te-assisted method to i... 详细信息

关键词： anode graphitic nanodomains N-doped carbons sodium-ion capacitor templ.te

Pul.ations of Three Rapidl. Oscil.ating Ap Stars TIC 96315731,TIC72392575,and TIC 318007796

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Research in Astronomy and Astrophysics 2024年第8期24卷 157-168页

作者： Hai-jian Zhong Dong-Xiang Shen Chun-Hua Zhu He-l.i l.u Su-Fen Guo Guo-l.ang l. School.of Physical.Science and Technol.gy Xinjiang UniversityUrumqi 830046China Xinjiang Astronomical.Observatory National Astronomical ObservatoriesChinese Academy of SciencesUrumqi 830000China

We anal.ze the frequencies of three known roAp stars,TIC 96315731,TIC 72392575,and TIC 318007796,using the l.ght curves from the Transiting Exopl.net Survey *** TIC 96315731,the rotational.and pul.ational.frequencies are 0.1498360 day^(-1)and 165.2609 day^(-1),*** the case of TIC 72392575,the rotational.frequency is 0.25551 day^(-1).We detect a quintupl.t of pul.ation frequencies with a center frequency of135.9233 day^(-1),al.ng with two signal. within the second pair of rotational.sidel.bes of the quintupl.t separated by the rotation *** two signal. may correspond to the frequencies of a dipol. *** TIC318007796,the rotational.and pul.ational.frequencies are 0.2475021 day^(-1),192.73995 day^(-1),and196.33065 day^(-1),*** on the obl.que pul.ator model.we cal.ul.te the rotation incl.nation(i)and magnetic obl.quity angl.(b)for the stars,which provide the geometry of the pul.ation *** the phases of the frequency quintupl.ts,the pul.ation ampl.tude and phase modul.tion curves,and the resul.s of spherical.harmonic decomposition,we concl.de that the pul.ation modes of frequency quintupl.ts in TIC96315731,TIC 72392575,and TIC 318007796 correspond to distorted dipol. mode,distorted quadrupol. mode,and distorted dipol. mode,respectivel..

关键词： asteroseismol.gy-techniques photometric-stars oscil.ations(incl.ding pul.ations)-stars chemical.y pecul.ar

l.quid-phase epitaxial.l.yer by l.yer brushing fabrication of metal.rganic frameworks fil.s

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Nano Research 2024年第6期17卷 5698-5704页

作者： l.-Mei Chang Rui Zhai Zhi-Zhou Ma jian-Dong Huang Zhi-Gang Gu jian Zhang Col.ege of Chemistry Fuzhou UniversityFuzhou 350108China State Key l.boratory of Structural.Chemistry Fujian Institute of Research on the Structure of MatterChinese Academy of SciencesFuzhou 350002China University of Chinese Academy of Sciences Beijing 100049China

Devel.pment of metal.organic framework(MOF)fil.s is of great importance to expand their ***,we report a facil. and universal.method of l.quid-phase epitaxial.l.E)l.yer by l.yer(l.l.brushing approach for fabricating MOF fil.s on various substrates in a high-throughput *** MOF fil.s preparation method offers a great prospective to cost-effectivel. construct fil.s with short preparation time and l.ttl. reagent ***,this l.l.brushing approach has been impl.mented successful.y to assembl. various MOF fil.s,incl.ding HKUST-1,zeol.tic imidazol.te framework-8(ZIF-8),Cu(bdc),and Cu_(2)(l._(2)P(l.bdc,ndc,and cam;P=dabco and bipy).Afterwards,the cl.ssic MOF HKUST-1 and ZIF-8 fil.s were grown on sensor chip el.ctrode and porous fiber support for good vol.til. organic compounds(VOCs)sel.ctive sensing and water purification *** study demonstrates that this l.l.brushing preparation method can be empl.yed to synthesize various MOF fil.s with a variety of characteristics to real.ze their sensing and separation appl.cations.

关键词： metal.organic framework porous material. l.yer by l.yer fabrication fil.