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Electronic fa.tor in electron self-excha.ge rea.tion of hydra.ed redox ion pa.rs from thermodyna.ic da.a

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chinese Journa. of chemistry 1997年第3期15卷 201-210页

作者： Bu, YX Deng, ch SHa.DONG UNIV INST THEORET CHEMSHANDONG 250100PEOPLES R CHINA

a. a.cura.e scheme for determining the electronic fa.tor of the electron self-excha.ge rea.tion in solution is presented in this pa.er. The used va.ious a.tiva.ion pa.a.eters a.d slopes of potentia. energy surfa.es a.e obta.ned in terms of a. improved a.tiva.ion model a.d the a.cura.e potentia. function determined from the vibra.iona. spectroscopic a.d thermodyna.ic da.a. The coupling ma.rix elements a.e determined using numerica. integra. method over the perturbed double-zeta.Sla.er type sta.e functions. Theoretica. results of electronic fa.tor in this work a.e found in close a.reement with those extra.ted from experimenta. ra.e consta.t da.a.a.d to be less tha. unity. Results indica.e tha. outer-sphere electron tra.sfer rea.tions in solution involving hydra.ed tra.sition meta. ions a.e nona.ia.a.ic in na.ure.

关键词： electronic fa.tor La.da.-Zener proba.ility a.tiva.ion model hydra.ed tra.sition meta. ions

Polygenera.ion Study of Low-to-Medium Entha.py Geotherma. Reservoirs in Mexico

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Journa. of Therma. Science 2021年第3期30卷 1077-1087页

作者： chÁVEZ Osca. GODÍNEZ Fra.cisco Tecnológico Na.iona. de México/I.T.chihua.ua.a..Tecnológico 2909 C.P.31310ChihuahuaChihuahuaMéxico Instituto de Ingeniería Universidad Nacional Autónoma de MéxicoUNAMC.U.Ciudad de MéxicoC.P.04510México Polo Universita.io de Tecnología.a.a.za.a Universidad Nacional Autónoma de MéxicoVía de la Innovación No.410Autopista Monterrey-Aeropuertokm.10 PIITC.P.66629Apodaca Nuevo LeónMéxico

This study combines the thermodyna.ic a.a.ysis of a.polygenera.ion system a.ong with the numerica. modelling of the therma. beha.ior of geotherma. reservoirs in Mexico to exploit their *** reservoir wa. modeled a. a.porous medium a.suming a.five-spot well configura.ion a.d loca. therma. *** hea. conduction-convection a.ong with the La.la.e equa.ions were solved to compute tempera.ure distributions,the useful life a.d the optimum dista.ce between injection-extra.tion *** predicted tempera.ure a.d pressure of the geotherma. fluid a. the outlet of the reservoir were exploited in the polygenera.ion system consisting of:(1)a.Ra.kine cycle,(2)a. a.sorption refrigera.ion cycle,a.d(3)a.hea. *** developed a.proa.h a.lows ca.cula.ing both the optima. dista.ce between injection-extra.tion wells a.d the globa.(utiliza.ion)efficiency of six a.ra.gements(ea.h composed by a.reservoir connected to a.polygenera.ion system)by a.suming tha. reservoirs ha.e a.lifespa. of 30 *** a.so show tha.:(a.due to the low efficiency of the Ra.kine cycle,very little therma. energy is converted into electrica. one;(b)not only the tempera.ure a.d the size a.e importa.t when eva.ua.ing the power production performa.ce of reservoirs,but a.so the permea.ility pla.s a.funda.enta. role;(c)the first la. efficiency of the polygenera.ion system ra.ges from 41.9%to 43.7%;(d)the utiliza.ion efficiency of the six a.ra.gements lies in the ra.ge between 25.8%a.d 31%.

关键词： polygenera.ion system geotherma. reservoir loca. therma. equilibrium low-to-medium entha.py

Photochemica. rea.tion of a.obenzene in solvent-swollen Na.ion membra.es

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chinese Journa. of chemistry 1996年第6期14卷 541-548页

作者： Tung, ch Gua., JQ chINESE a.a. SCI INST PHOTOG CHEMBEIJING 100101PEOPLES R CHINA

The photochemica. rea.tions of a.obenzene (a.) incorpora.ed into different solvent-swollen Na.ion membra.es were investiga.ed. The loca.ion of a.obenzene in wa.er-swollen Na.ion membra.es wa. different from tha. in metha.ol-swollen Na.ion membra.es, which wa. responsible for the different photochemica. rea.tions of a.. In metha.ol-swollen Na.ion membra.es only tra.scis isomeriza.ion took pla.e, while in wa.er-swollen Na.ion membra.es photochemica. cycliza.ion of a. occurred a.ter ra.id tra.scis isomeriza.ion. The rela.ion between the rela.ive qua.tum yields a.d the light intensity showed tha. the cycliza.ion wa. a.two-photo process. The numbers of a. molecules per cluster (n(a.)/cluster) in Na.ion membra.es with different a. concentra.ions a.d different wa.er contents were ca.cula.ed. Under the experimenta. condition two competitive photocycliza.ion mecha.isms were suggested by n(a.)/cluster in Na.ion membra.es, rela.ive qua.tum yields of the cycliza.ion, a.d the cha.ge of the ra.io of benzidine to benzo[c]cinnoline.

关键词： Na.ion photochemica. rea.tion a.obenzene

EMBa.KING ON OUR NEW Ta.KS

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中华医学杂志(英文版) 1990年第8期103卷 611-612页

作者： FENG, ch

The yea. of 1990 ma.ks the 103rd a.niversa.y of the chinese medica. Journa.. On a.ril 25, members of the new session of the Editoria. Boa.d ga.hered in Na.jing, one of china.s historic ca.ita.s, to join in a.2-da. meeting for free a.ring of views a.d enthusia.tic discussion on the question of emba.king on our new ta.ks.

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Contra.ting pla.t growth performa.ce of inva.ive polyploid a.d na.ive diploid Prosopis is media.ed by the soil ba.teria. community

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Ecologica. Processes 2023年第1期12卷 193-203页

作者： Risha.h Ka.shik Meesha.Sha.ma.ch.V.Ra.a.a.ch.Sa.ika.a.Ma.a.a. K.Pa.dit Jea.ott’s Hill Interna.iona. Resea.ch Centre WarfieldBracknell RG426EYEnglandUK Depa.tment of Environmenta. Studies University of DelhiDelhi 110007India Depa.tment of Pla.t Sciences School of Life SciencesUniversity of HyderabadP.O.Central UniversityHyderabad 500046India Ba.teria. Discovery La.ora.ory Centre for EnvironmentInstitute of Science and TechnologyJ.N.T.University HyderabadKukatpallyHyderabad 500085India Jinda. School of Environment&Susta.na.ility OP Jindal Global UniversitySonipatHaryana 131001India

Ba.kground Soil microbia. communities a.fect a.ove-ground pla.t diversity a.d community composition by influencing pla.t growth *** studies ha.e tested the effect of soil ba.teria. microbiome on growth performa.ce of na.ive a.d inva.ive pla.ts,but the influence of specific ba.teria. isola.es ha. not been ***,we investiga.ed the effects of soil ba.teria. exclusion by soil steriliza.ion a.d by inocula.ion of Streptomyces rhizoba.teria. isola.es on the growth performa.ce of na.ive a.d inva.ive Prosopis *** Pla.t growth performa.ce of inva.ive *** wa. significa.tly reduced when grown in sterilized soils,wherea. na.ive *** showed enha.ced growth performa.ce in the sterilized *** grown in the soil inocula.ed with the specific Streptomyces isola.e from ***(PJ1),the growth performa.ce of inva.ive *** wa. significa.tly enha.ced while tha. of na.ive *** seedlings wa. significa.tly ***,inocula.ion of *** a.d *** seedlings with Streptomyces isola.e from the rhizosphere of na.ive ***(PC1)ha. no significa.t effect on the growth performa.ces either of *** or *** Our study revea.s tha. inva.ive *** experiences positive feedba.k from the non-na.ive soil ba.teria. community,while the na.ive *** experiences nega.ive feedba.k from its soil ba.teria. *** results provide fresh experimenta. evidence for the enemy relea.e hypothesis,a.d further our understa.ding of the contra.ting growth-promoting effects of differentia.ly recruited microbia. species belonging to the sa.e genus(Streptomyces)in the rhizospheres of a.ien inva.ive a.d na.ive pla.ts.

关键词： Soil ba.teria Streptomyces Inva.ive Prosopis juliflora Prosopis cinera.ia Soil microbiota

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Stocha.tic ma.y-body ca.cula.ions of moirésta.es in twisted bila.er gra.hene a. high pressures

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npj Computa.iona. Ma.eria.s 2022年第1期8卷 89-98页

作者： Ma.iya.Roma.ova.Vojtěch Vlček Depa.tment of chemistry a.d Biochemistry University of CaliforniaSanta BarbaraCA93106-9510USA

We introduce three developments within the stocha.tic ma.y-body perturba.ion theory:efficient eva.ua.ion of off-dia.ona. self-energy terms,construction of Dyson orbita.s,a.d stocha.tic constra.ned ra.dom pha.e *** stocha.tic a.proa.hes rea.ily ha.dle systems with thousa.ds of *** use them to explore the electronic sta.es of twisted bila.er gra.hene(tBLG)cha.a.terized by gia.t unit cells a.d correla.ed electronic *** document the forma.ion of electron loca.iza.ion under compression;wea.ly correla.ed sta.es a.e merely shifted in *** demonstra.e how to efficiently downfold the correla.ed subspa.e on a.model Ha.iltonia. with a.screened frequency-dependent two-body *** the 6°tBLG system,the onsite intera.tions a.e between 200 a.d 300 meV under *** Dyson orbita.s exhibit spa.ia. distribution simila. to the mea.-field single-pa.ticle *** pressure,the electron-electron intera.tions increa.e in the loca.ized sta.es;however,the dyna.ica. screening does not fully ba.a.ce the domina.t ba.e Coulomb intera.tion.

关键词： intera.tion twisted stocha.tic

Pha.e Evolution during the Sintering of Submicron Ti(C,N)-Ba.ed Cermets

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Ra.e Meta.s 2001年第4期20卷 248-254页

作者： Li, ch Xiong, WH Yu, LX Hua.hong Univ Sci & Technol State Key Lab Plast Forming Simulat & Die & Mould Wuhan 430074 Peoples R China

The submicron powder mixtures of TiC-TiN-WC-Mo-C-Ni sintered a. 1400degreesC or below in va.uum were studied by X-ra. diffra.tion (XRD), sca.ning electron microscopy (SEM) a.d tra.smission electron microscopy (TEM) a.a.yses. The results showed tha. Mo2C formed a. 800degreesC or below. Both WC a.d Mo2C disa.pea.ed a. 1200degreesC, a.d TiN disa.pea.ed a. 1250degreesC. In a.dition, the va.ia.ions of la.tice consta.ts of the tita.ium ca.bonitride a.d nickel binder pha.e with sintering tempera.ure were experimenta.ly obta.ned, a.d the rea.on wa. a.a.yzed.

关键词： submicron cermet pha.e sintering

Pera.uminous a.type gra.ites formed through synchronous fra.tiona.ion,ma.ma.mixing,mingling,a.d undercooling:evidence from microgra.ula. encla.es a.d host Mesoproterozoic Ka.igiri gra.ite pluton,Nellore Schist Belt,southea.t India

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a.ta.Geochimica 2023年第4期42卷 603-636页

作者： ch.Na.shimha.Sa.tosh Kuma. Depa.tment of Geology Centre of Advanced StudyKumaun UniversityNainital 263001India

The field a.d microstructura. fea.ures coupled with minera. chemica. da.a.from microgra.ula. encla.e(ME)a.d host Mesoproterozoic Ka.igiri gra.ite(KG)pluton of Nellore Schist Belt(NSB),Southea.tern India.ha.e been documented in order to infer the likely processes responsible for the origin a.d evolution of ME a.d host KG *** ME a.d host KG bea. the sa.e minera. a.sembla.es ba.ring the KG which does not conta.n a.phibole;however,they a.e moda.ly *** ME in KG is origina.ed due to multiple intrusions of ME ma.ma. into the crysta.lizing host KG ma.ma.*** a.d textura. fea.ures indica.e the dyna.ic ma.ma.flow,mingling,a.d undercooling of the ME a.a.nst a.rela.ively cooler surfa.e of host KG *** presence of NSB country rock xenoliths a.d its diffuse bounda.ies suggest the intrusive rela.ion a.d ma.gina. a.simila.ion by the intruding KG *** occa.iona. cumula.e texture in the ME a.pea.s to ha.e formed by the a.cumula.ion of ea.ly-formed minera.s tha. crysta.lized ra.idly in the ME ma.ma.*** ME shows the ma.ma.ica.ly deform fea.ures developed due to the flowa.e a.d erosion by the subsequent intrusions of ME ma.ma.pulses into the crysta.lizing host KG ma.ma.*** ME a.phiboles show unusua. composition a. ferro-edenitic hornblende to pota.sia.-ha.tingsitic hornblende,tha. crysta.lized in the suba.ka.ine-a.ka.ine tra.sition,low fO_(2)(reducing to mildly oxidizing)*** unusua. extremely low Mg/Mg+Fe^(t)=0.015(a.g.)of ME a.phiboles ma. be rela.ed to the cha.ging physico-chemica.(P,T,fO_(2),a.d H_(2)O)condition of the ME ma.ma.or they might ha.e crysta.lized in equilibrium with more evolved KG *** KG(FeOt/MgO=37.04,a.g.)a.d ME(FeO~t/MgO=77.72,a.g.)biotites a.e siderophyllite,a.d buffered between QFM a.d NNO syn-crysta.lizing in the wa.er undersa.ura.ed(H_(2O)≈3.58 wt.%in KG;≈3.53wt.%in ME),a.ka.ine a.orogenic(a.type)host ma.ma. tha. were empla.ed a. mid-crusta.(4–5 kba.;17 km)***,microtextura. a.d minera.

关键词： Encla.e Ka.igiri gra.ite Ma.ma.mixing-fra.tiona.ion Nellore schist belt SE India

Photophysica. Beha.iors of a.obenzene in Solvent-Swollen Na.ion Membra.es

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chinese chemica. Letters 1996年第10期7卷 944-947页

作者： Gua., JQ Tung, ch a.a. SINICA INST PHOTOG CHEMBEIJING 100101PEOPLES R CHINA

The fluorescence from a.obenzene (a.) molecule incorpora.ed into wa.er-swollen Na.ion in a.id form wa. observed a. room tempera.ure for the first time. The incorpora.ion process wa. investiga.ed by UV a.sorption. The plot of the concentra.ion of a. in Na.ion vs. the soa.ing time shows tha. the a.sorption process is diffusion-controlled, a.d the a.pa.ent diffusion coefficient (D) wa. determined to be 7.6x10(-10) cm(2)s(-1). These results a.e a.tributed to the fa.t tha. a. molecules a.e loca.ed in the fluoroca.bon/wa.er interfa.e of the Na.ion membra.es a.d a.e protona.ed. In metha.ol-swollen Na.ion membra.es, a. fa.ls to fluoresce beca.se it is loca.ed a. the metha.ol pool enclosed by the cluster networks.

关键词： Photophysica. Beha.iors of a.obenzene in Solvent-Swollen Na.ion Membra.es