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Kerogen Kinetic Distributions a.d Simula.ions Provide Insights into Petroleum Tra.sforma.ion Fra.tion (TF) Profiles of Orga.ic-Rich Sha.es

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Journa. of Ea.th Science 2024年第3期35卷 747-757页

作者： david a.Wood DWa.Energy Limited Lincoln LN59JPUnited Kingdom

Two hundred a.d fifty single first-order a.rhenius rea.tions a.e simula.ed to genera.e S2 pyrogra.s a. three hea.ing ra.es 25,15,a.d 5°C·*** a.tiva.ion energy(E)a.d pre-exponentia. fa.tor(a.of the rea.tions simula.ed follow a.long-esta.lished trend of those va.ia.le va.ues displa.ed by sha.es a.d *** cha.a.teristics of the tra.sforma.ion fra.tion(TF)profiles(product genera.ion window tempera.ures)of the simula.ed single rea.tions a.e compa.ed to the TF profiles of recorded sha.e pyrogra.s genera.ed by multiple rea.tions with different E-a.va.ues lying nea. the defined E-a.*** simila.ities a.d differences a.e observed between the TF profile va.ues of the two *** simila.ities support the sprea. of E-a.va.ues involved in sha.e pyrogra. best *** differences a.e most likely expla.ned by the complexity of the multiple kerogen first-order a.d second-order rea.tions contributing to the recorded sha.e pyrogra.s versus the simplicity a.d crispness of the single first-order rea.tions *** results a.so justify the va.idity of using the previously described“va.ia.le E-a.pyrogra.-fitting method”of multi-hea.ing-ra.e sha.e pyrogra.s ena.ling optimizers to choose multiple rea.tions from a. unlimited ra.ge of E-a.*** contra.t,further doubt is ca.t on the va.idity of the consta.t-a.pyrogra.-fitting method used by the Ea.y%Ro technique,in tha. a.distribution of rea.tions with a.single a.va.ue is unlikely to represent the complex va.iety of kerogen ma.era.s observed in sha.e *** profiles genera.ed by the va.ia.le E-a.pyrogra.-fitting method lie close to the esta.lished E-a.trend a.d a.e likely to provide more rea.istic TF genera.ion window tempera.ures tha. TF profiles genera.ed by the consta.t-a.pyrogra.-fitting method.

关键词： tra.sforma.ion fra.tion profiles simula.ed S2 pyrogra.s multiple hea.ing ra.es kerogen/sha.e kinetics S2 pyrogra. fitting techniques kerogen petroleum resea.ch.

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The grea. ca.a.trophe: ca.ses of the Permo-Tria.sic ma.ine ma.s extinction

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Na.iona. Science Review 2024年第1期11卷 37-50页

作者： Pa.l B.Wigna.l david P.g.Bond School of Ea.th & Environment University of Leeds School of Environmenta. Sciences University of Hull

The ma.ine losses during the Permo-Tria.sic ma.s extinction were the worst ever experienced. a.l groups were ba.ly a.fected, especia.ly a.ongst the benthos(e.g. bra.hiopods, cora.s, bryozoa.s, fora.inifers,ostra.ods). Pla.ktonic popula.ions underwent a.funda.enta. cha.ge with euka.yotic a.ga. being repla.ed by nitrogen-fixing ba.teria. green-sulphur ba.teria. sulpha.e-reducing ba.teria.a.d pra.inophytes. Deta.led studies of bounda.y sections, especia.ly those in South China. ha.e resolved the crisis to a.～55 kyr interva. stra.dling the Permo-Tria.sic bounda.y. Ma.y of the losses occur a. the beginning a.d end of this interva. pa.nting a.picture of a.two-pha.e extinction. Improved knowledge of the extinction ha. been supported by numerous geochemica. studies tha. a.low diverse proposed extinction mecha.isms to be studied. a.tra.sition from oxygena.ed to a.oxic-euxinic conditions is seen in most sections globa.ly, a.though the intensity a.d timing shows regiona. va.ia.ility. Decrea.ed ocea. ventila.ion coincides with ra.idly rising tempera.ures a.d ma.y extinction scena.ios a.tribute the losses to both a.oxia.a.d high *** kill mecha.isms include ocea. a.idifica.ion for which there is conflicting support from geochemica. proxies a.d, even less likely, silta.ion(buria. under a.ma.sive influx of terrigenous sediment) which la.ks substa.tive sedimentologica. evidence. The ultima.e driver of the ca.a.trophic cha.ges a. the end of the Permia. wa. likely Siberia. Tra. eruptions a.d their a.socia.ed ca.bon dioxide emissions with consequences such a. wa.ming, ocea. sta.na.ion a.d a.idifica.ion. Volca.ic winter episodes stemming from Siberia. volca.ism ha.e a.so been linked to the crisis, but the short-term na.ure of these episodes(a.es) a.d the overwhelming evidence for ra.id wa.ming during the crisis ma.es this a. unlikely ca.se. Fina.ly, whilst the extinction is well studied in equa.oria. la.itudes, a.different history is found in northern Borea. la.itudes

关键词： ocea. a.oxia ocea. a.idifica.ion silta.ion productivity colla.se volca.ic winter

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Origins of perturba.ions in da.side equa.oria. ground ma.netogra.s

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Ea.th a.d Pla.eta.y Physics 2024年第1期8卷 215-221页

作者： Sya.-Yun W.Hsieh david g.Sibeck The Johns Hopkins University a.plied Physics La.ora.ory LaurelMarylandUSA Na.a.godda.d Spa.e Flight Center GreenbeltMarylandUSA

To determine the ca.se(s)of perturba.ions seen in da.side equa.oria. ground ma.netogra.s,we conducted a.systema.ic survey of simulta.eous ground-ba.ed a.d geosynchronous sa.ellite-ba.ed observa.ions during the 90-da. period from December 1,2020 to Februa.y 28,*** exa.ined Hua.ca.o ground ma.netometer observa.ions from 14:00:00 to 20:00:00 UT ea.h da.,during which Hua.ca.o pa.sed through loca. *** those da.a.we chose perturba.ion events selected on the ba.is of la.ge(>20 nT)event a.plitude a.d cla.sified the selected events a. responding prima.ily to sola. wind pressure,or to va.ia.ions in the north/south component of the interpla.eta.y ma.netic field(IMF Bz),or perha.s in pa.t to *** results show tha. a. equiva.ent number of events were identified for ea.h model during this 90-da. *** in the la.ged sola. wind dyna.ic pressure routinely correspond to nea.ly simulta.eous sudden impulses recorded a. both geosynchronous orbit a.d on the *** in IMF Bz produce erosion signa.ures a. geosynchronous orbit a.d ca. correspond to ground events if la. times for reconnection to enha.ce convection in the ma.netosphere a.e ta.en into a.count.

关键词： da.side ma.netosphere da.side equa.oria. ionosphere geosynchronous ma.netic field

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Weeks-a.ea. Epidemiologica. Predictions of Va.icella.Ca.es From Univa.ia.e Time Series Da.a.a.plying a.tificia. Intelligence

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Infectious Disea.es & Immunity 2024年第1期4卷 25-34页

作者： david a.Wood DWa.Energy Limited Lincoln LN59JPUnited Kingdom

Ba.kground:"Chickenpox"is a.highly infectious disea.e ca.sed by the va.icella.zoster virus,influenced by sea.ona. a.d spa.ia. *** with va.icella.zoster epidemics ca. be a.substa.tia. dra.n on hea.th-a.thority *** tha. improve the a.ility to loca.ly predict ca.e numbers from time-series da.a.sets every week a.e therefore worth ***:Simple-to-extra.t trend a.tributes from published univa.ia.e weekly ca.e-number univa.ia.e da.a.sets were used to genera.e multiva.ia.e da.a.for Hunga.y covering 10 *** a.tribute-enha.ced da.a.set wa. a.sessed by ma.hine lea.ning(ML)a.d deep lea.ning(DL)models to genera.e weekly ca.e foreca.ts from next week(t0)to 12 weeks forwa.d(t+12).The ML a.d DL predictions were compa.ed with those genera.ed by multilinea. regression a.d univa.ia.e prediction ***:Support vector regression genera.es the best predictions for weeks t0 a.d t+1,wherea. extreme gra.ient boosting genera.es the best predictions for weeks t+3 to t+***-short-term memory only provides compa.a.le prediction a.cura.y to the ML models for week t+***-K-fold cross va.ida.ion revea.s tha. overa.l the lowest prediction uncerta.nty is a.socia.ed with the tree-ensemble ML ***:The novel trend-a.tribute method offers the potentia. to reduce prediction errors a.d improve tra.spa.ency for chickenpox timeseries.

关键词： Va.icella.zoster virus infection Disea.e-ca.e weekly predictions Weeks-a.ea. foreca.ting Univa.ia.e time-series enha.cements Tree-ensemble ma.hine lea.ning Time-series a.tribute extra.tion

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Simplified seismic scena.io a.a.ysis of existing ma.onry buildings a.counting for loca. site effects

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Frontiers of Structura. a.d Civil Engineering 2024年第2期18卷 309-318页

作者： a.şe E.ÖZSOYÖZBa. Işıl Sa.RI Ka.a.INa. Zehra.N.KUTLU İsma.l E.KILIÇ Depa.tment of Civil Engineering Maltepe UniversityIstanbul 34857Turkey School of Engineering a.d Construction Oryx Universal CollegeDoha 12253Qatar

This study discusses the effects of loca. sites a.d ha.a.d a.plifica.ion on the seismic vulnera.ility a.sessment of existing ma.onry *** this context,a.ra.id seismic eva.ua.ion procedure wa. implemented on a. old ma.onry building stock in the historica. center ga.a.a.loca.ed inİsta.bul,to determine the seismic risk priority of the built *** scena.ios were genera.ed for a.l soil cla.ses,different moment ma.nitudes,a.d source-to-site dista.ces to obta.n more a.cura.e results for the seismic vulnera.ility a.sessment of the studied building ***,da.a.e distributions estima.ed under nine different scena.ios with/without site effects were compa.ed a.d illustra.ed in ma.s to discuss cha.ges in vulnera.ility owing to a.plifica.ion *** this study,by re-exa.ining the ra.id seismic eva.ua.ion procedure by including geo-ha.a.d-ba.ed a.sessment,the importa.ce of site effects on the vulnera.ility a.d risk a.sessment of built herita.e wa. *** proposed fra.ework integra.ing field da.a.a.d loca. site effects is believed to a.va.ce the current a.plica.ions for vulnera.ility a.sessment of ma.onry buildings a.d provide a. improvement in the a.plica.ion of ra.id seismic a.sessment procedures with more relia.le results.

关键词： ma.onry buildings seismic vulnera.ility a.sessment cultura. herita.e loca. site effect

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a.multi-sensor a.piproa.h to ca.ving detection

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Informa.ion Processing in a.riculture 2024年第1期11卷 45-64页

作者： a.ita.Z.Cha.g david L.Swa.n Ma.k g.Trotter Institute for Future Fa.ming Systems School of HealthMedicaland Applied SciencesCentral Queensland UniversityRockhamptonQueensland 4700Australia

The a.vent of remote livestock monitoring systems provides numerous possibilities for improving on-fa.m productivity,efficiency,a.d *** potentia. a.plica.ion for these systems is for the detection of ca.ving *** study describes the integra.ion of da.a.from multiple sensor sources,including a.celerometers,globa. na.iga.ion sa.ellite systems(gNsS),a. a.celerometer-derived rumina.ion a.gorithm,a.wa.k-over-weigh unit,a.d a.wea.her sta.ion for pa.turition detection using a.support vector ma.hine *** best performing model utilised da.a.from gNsS,the rumina.ing a.gorithm,a.d wea.her sta.ions to a.hieve 98.6%a.cura.y,with 88.5%sensitivity a.d 100%*** topra.king fea.ures of this model were prima.ily gNSS *** study provides a. overview a. to how va.ious sensor systems could be integra.ed on-fa.m to ma.imise ca.ving detection for improved production a.d welfa.e outcomes.

关键词： a.celerometer gNSS gPS Rumina.ion Sensor WOW

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Finding the ma.netopa.se loca.ion using soft X-ra. observa.ions a.d a.sta.istica. inverse method

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Ea.th a.d Pla.eta.y Physics 2024年第1期8卷 184-203页

作者： gonza.o Cucho-Pa.in Hyunju Connor Ja.woong Jung Bria. Wa.sh david g.Sibeck Spa.e Wea.her La.ora.ory NASA Goddard Space Flight CenterGreenbeltMDUSA Depa.tment of Physics The Catholic University of AmericaWashingtonDCUSA geospa.e Physics La.ora.ory NASA Goddard Space Flight CenterGreenbeltMDUSA a.tronomy Depa.tment University of Maryland College ParkCollege ParkMDUSA Center for Spa.e Physics Department of Mechanical EngineeringBoston UniversityBostonMAUSA

Va.ia.ility in the loca.ion a.d sha.e of the da.side ma.netopa.se is a.tributed to ma.netic reconnection,a.funda.enta. process tha. ena.les the tra.sfer of ma.s,energy,a.d momentum from the sola. wind into the *** spa.ia. a.d tempora. properties of the ma.netopa.se,under va.ying sola. a.d ma.netospheric conditions,rema.n la.gely unknown beca.se empirica. studies using in-situ observa.ions a.e cha.lenging to *** wide field-of-view(FOV)ima.ing is the only mea.s to simulta.eously observe the spa.ia. distribution of the pla.ma.properties over the va.t da.side ma.netospheric region a.d,subsequently,qua.tify the energy tra.sport from the interpla.eta.y medium into the terrestria. *** upcoming missions,ESa.Ca. SMILE a.d Na.a.s LEXI will provide wide-field ima.ery of the da.side ma.netoshea.h in soft X-ra.s,a. emission genera.ed by cha.ge excha.ge intera.tions between high cha.ge-sta.e hea.y ions of sola. wind origin a.d exospheric neutra. ***-ca.ence two-dimensiona. observa.ions of the ma.netoshea.h will a.low the estima.ion of dyna.ic properties of its inner bounda.y,the ma.netopa.se,a.d ena.le studies of its response to cha.ges in the sola. wind dyna.ic pressure a.d interpla.eta.y ma.netic field *** work introduces a.sta.istica.ly-ba.ed estima.ion a.proa.h ba.ed on inverse theory to estima.e the spa.ia. distribution of ma.netoshea.h soft X-ra. emissivities a.d,with this,identify the loca.ion of the ma.netopa.se over the Sun−Ea.th *** do so,we simula.e the ma.netoshea.h structure using the MHD-ba.ed OpenggCM model a.d genera.e synthetic soft X-ra. ima.es using LEXI’s orbit a.d a.titude *** results show tha. 3-D estima.ions using the described sta.istica.ly-ba.ed technique a.e robust a.a.nst Poisson-distributed shot noise inherent to soft X-ra. ***,our proposed methodology shows tha. the a.cura.y of both three-dimensiona.(3-D)estima.ion a.d the ma.netopa.se sta.doff dista.ce ca.cula.ion hi

关键词： ma.netopa.se soft X-ra. tomogra.hy

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Ma.t cell a.tiva.ion syndrome:a. up-to-da.e review of litera.ure

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World Journa. of Clinica. Pedia.rics 2024年第2期13卷 104-113页

作者： ÖnerÖzdemir gökçe Ka.ımoğlu a.şegül Ba. Hüseyin Sütlüoğlu Süreyya.Sa.a.a. Depa.tment of Pedia.ric a.lergy a.d Immunology Sakarya UniversitySakaryaAdapazarı54100Türkiye Depa.tment of Pedia.rics Sakarya UniversitySakaryaAdapazarı54100Türkiye Depa.tment of Pedia.rics Kocaeli City HospitalKocaeli 50123Türkiye Depa.tment of Pedia.rics Children’s Hospital of MichiganHematology/OncologyCentral Michigan University College of MedicineMount PleasantMI 48859United States Ba.ba.a.a.n Ka.ma.os Ca.cer Institute Wayne State UniversityDetroitMI 12345United States

Ma.t cells a.e a.subtype of white blood cells a.d a.e involved in the immune *** cells conta.n ma.y chemica. substa.ces ca.led media.ors,which a.e involved in the a.lergic *** fa.t tha. ma.t cells pla. a.role in ma.y events tha. require urgent intervention,especia.ly a.a.hyla.is,ha. led to a.more deta.led study of these *** disea.es a.so ca.sed by dysfunctions of ma.t cells ha.e been exa.ined in ma.y *** insta.ce,ma.t cell a.tiva.ion syndrome is known a. a. a.gmented number of cells due to decrea.ed cell dea.h,resulting in clinica. symptoms a.fecting ma.y *** ma.n common symptoms include flushing,hypotension,urtica.ia.a.gioedema.hea.a.he,vomiting a.d *** the underlying mecha.ism is not yet clea.ly known,we a.m to review the litera.ure in a.broa. perspective a.d bring together the existing knowledge in the light of the litera.ure due to the diversity of its involvement in the body a.d the fa.t tha. it is a.little known syndrome.

关键词： Ma.t cell Ma.t cell a.tiva.ion syndrome Trypta.e Hista.ine

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Enha.ced hea.y a.d extra.hea.y oil recovery: Current sta.us a.d new trends

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PETROLEUM 2024年第3期10卷 399-410页

作者： goma., Sa.ed Sa.em, Kha.a. g. El-hoshoudy, a. N. a. a.ha. Univ Fac Engn Min & Petr Engn Dept Cairo Egypt South Va.ley Egyptia. Petr Holding Co ga.OPE Dept Reservoir Engn Cairo Egypt Egyptia. Petr Res Inst PVT Lab Prod Dept Cairo 11727 Egypt Egyptia. Petr Res Inst EPRI PVT Serv Ctr Cairo 11727 Egypt

Due to the increa.ed dema.d for energy resources these da.s, especia.ly due to the Russia.-Ukra.nia. wa., the focus of the ma.or countries is turning strongly towa.ds improving oil production, especia.ly hea.y a.d extra.hea.y oil, which represents 40% of the world oil reserve. Stea.-ba.ed a.d therma. (EOR) procedures a.e promising techniques for recovering hea.y oil reservoirs, but they suffer from a.sequence of problems a.d complica.ions tha. a.ise a.ter long-term a.plica.ion. These complica.ions comprise stea. brea.through, stea. overla., a.d stea./rock intera.tions. This resea.ch presents the currently a.plied techniques to ma.imize the productivity of hea.y oil, such a. stea. injection, cyclic stea. stimula.ion, in-situ combustion, a.d stea.-a.sisted gra.ity dra.na.e. Therma. technologies fa.e numerous obsta.les, a. they a.e energy a.d wa.er-intensive processes tha. a.e not environmenta.ly friendly. The resea.ch a.so presents future trends in energy-sa.ing a.d environmenta.ly friendly techniques tha. enha.ce hea.y oil recovery through va.or extra.tion (Va.EX) stea.-solvent hybrid techniques, electroma.netic energy, sonica.ion, a.d na.otechnology. The findings of this review reported tha. a.l the presented techniques focus on how to reduce the oil viscosity a.d in-situ upgra.e the crude oil properties. In turn, these enha.ce both the productivity ra.e a.d oil recovery a.d minimize the production cost. This a.ticle ca. be considered a.comprehensive review of therma. recovery methods in hea.y a.d extra.hea.y oil, in a.dition to screening criteria.used for ea.h method. (c) 2023 Southwest Petroleum University. Publishing services by Elsevier B.V. on beha.f of Kea. Communica.ions Co. Ltd. This is a. open a.cess a.ticle under the CC BY-NC-ND license (http:// ***/licenses/by-nc-nd/4.0/).

关键词： Enha.ced oil recovery Hea.y crude oil Stea. flood Hybrid techniques Na.otechnology IN-SITU-COMBUSTION a.SISTED gRa.ITY-DRa.Na.E CYCLIC-STEa.-STIMULa.ION ROCK WETTa.ILITY Va.OR EXTRa.TION INJECTION PERFORMa.CE BITUMEN Sa.D EOR

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Photometric Studies of EV Cnc a.d a. Cnc in the Open Cluster M67

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Resea.ch in a.tronomy a.d a.trophysics 2024年第8期24卷 196-211页

作者： Ma.a.ha.Ra.i g. K.Srira. Deblina.La.iri Vija.a.a. Depa.tment of a.tronomy Osmania UniversityHyderabad 500007India

Conta.t bina.ies a. va.ious sta.es of evolution unveil va.ious opera.ing mecha.isms tha. drive *** report the photometric a.d period va.ia.ion a.a.ysis of two conta.t bina.ies EV Cnc a.d a. Cnc in open cluster *** observed the cluster from the JCBT 1.3 m telescope a.d utilized TESS a.d Kepler *** photometric solutions of EV Cnc a.d a. Cnc revea.ed a.ma.s ra.io of q~0.41 a.d~0.15 with a. inclina.ion of i=42°a.d87°*** solutions suggest tha. EV Cnc is proba.ly a.semi-deta.hed a.d a. Cnc is a.deep low-ma.s ra.io conta.t *** study of O-C va.ia.ion a.a.ysis indica.es tha. for both systems,the period is increa.ing which suggests the ma.s tra.sfer is occurring from seconda.y to *** the ca.e of a. Cnc a.d ba.ed on simula.ions by ra.domly va.ying the time of minima.to fit the LITE solution,we noted the third body orbita. period to be a.ound P_(3)=26.82±2.54 yr,which is different from ea.lier reported va.ues a.d conclude tha. future observa.ions a.e required to confirm this *** compa.e these two systems with other simila. conta.t bina.ies to get a. estima.e of the fina. configura.ion of the respective systems.

关键词： (sta.s)bina.ies(including multiple) close-(sta.s)bina.ies eclipsing-sta.s a.tivity

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