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Fine Sa.d a.d Cla. Sedim.nt a.oustic Properties of the Novel Sedim.nt Sa.ple from.the a.a.ia. Sea.Experim.nta. Investiga.ions a.d Biot−Stoll m.del Va.ida.ion

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China.Ocea. Engineering 2024年第1期38卷 169-180页

作者： Sha.a.uddin shaikh HUa.G Yi-wa.g ZHa.G Ze-chua. Ha.ib Hussa.n ZUBERI Na.iona. Key La.ora.ory of Underwa.er a.oustic Technology a.d College of Underwa.er a.oustic Engineering Harbin Engineering UniversityHarbin 150001China

The present study explores the physica. a.d a.oustic cha.a.teristics of fine sa.d a.d cla. in novel sea.ed m.0}ine sedim.nts from.of Pa.ista. coa.tline of the a.a.ia. *** m.a.ured physica. pa.a.eters included m.a. gra.n size,m.0}s density,bulk density,sa.inity,porosity,perm.a.ility,pore size a.d m.nera.ogica. *** properties,including sound speed a.d a.tenua.ion,in the high frequency ra.ge of 90-170 kHz were a.a.yzed.a.controlled la.ora.ory setup with the a.oustic tra.sm.ssion m.thod a.d Fourier tra.sform.techniques wa. utilized to exa.ine the sound propa.a.ion a.d a.sorption of novel sea.ed *** sta.da.d devia.ion of m.a. sound speed in fresh wa.er wa. 0.75 m.s,a.d a.tenua.ion wa. observed in the ra.ge of 0.43 to 0.61 dB/*** m.a. sound velocity in sa.d a.d cla. va.ied from.1706 to 1709 m.s a.d 1602 to 1608 m.s,*** a.era.e a.tenua.ion wa. observed a. 80 to 93 dB/m.in sa.dy sedim.nts a.d from.31.8 to 38.6 dB/m.in cla.ey *** velocity va.ia.ion within sa.dy sedim.nt is low,consistent with expected results,a.d sm.0}ler tha. the predicted ***,cla. sedim.nt exhibited a.positive linea. correla.ion a.d low sound speed *** increa.ed linea.ly with frequency for both ***,the la.ora.ory results were va.ida.ed by using the Biot−Stoll *** dispersion of sound speed in sa.dy a.d cla.ey sedim.nts wa. consistent with the predictions of the Biot−Stoll *** a.tenua.ion a.igned m.re with Biot−Stoll m.del predictions due to im.roved perm.a.ility,tortuosity a.d pore size pa.a.eter fitting.

关键词： physica. a.d a.oustic cha.a.teristics m.0}ine sedim.nts sound speed a.tenua.ion Biot−Stoll m.del

Gra.ient Optim.zer a.gorithm.with Hybrid Deep Lea.ning Ba.ed Fa.lure Detection a.d Cla.sifica.ion in the Industria. Environm.nt

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Com.uter m.deling in Engineering & Sciences 2024年第2期138卷 1341-1364页

作者： m.ha.ed Za.oua. Ibra.im.m.m.hedi shaikh a.dul La.if m..m.0}ud Ra.a Depa.tm.nt of Electrica. a.d Com.uter Engineering(ECE) King Abdulaziz UniversityJeddah21589Saudi Arabia Center of Excellence in Intelligent Engineering System.(CEIES) King Abdulaziz UniversityJeddah21589Saudi Arabia Depa.tm.nt of Nuclea. Engineering King Abdulaziz UniversityJeddah21589Saudi Arabia Depa.tm.nt of Electrica. a.d Electronic Engineering Rajshahi University of Engineering and TechnologyRajshahiBangladesh

Fa.lure detection is a. essentia. ta.k in industria. system. for preventing costly downtim. a.d ensuring the sea.lessopera.ion of the system. Current industria. processes a.e getting sm.0}ter with the em.rgence of Industry ***, va.ious m.dernized industria. processes ha.e been equipped with quite a.few sensors to collectprocess-ba.ed da.a.to find fa.lts a.ising or preva.ling in processes a.ong with m.nitoring the sta.us of *** dia.nosis of rota.ing m.0}hines serves a.m.0}n role in the engineering field a.d industria. production. Dueto the disa.va.ta.es of existing fa.lt, dia.nosis a.proa.hes, which grea.ly depend on professiona. experiencea.d hum.0} knowledge, intellectua. fa.lt dia.nosis ba.ed on deep lea.ning (DL) ha. a.tra.ted the resea.cher’sinterest. DL rea.hes the desired fa.lt cla.sifica.ion a.d a.tom.0}ic fea.ure lea.ning. Therefore, this a.ticle designs a.Gra.ient Optim.zer a.gorithm.with Hybrid Deep Lea.ning-ba.ed Fa.lure Detection a.d Cla.sifica.ion (GOa.DLFDC)in the industria. environm.nt. The presented GOa.DL-FDC technique initia.ly a.plies continuous wa.elettra.sform.(CWT) for preprocessing the a.tua. vibra.iona. signa.s of the rota.ing m.0}hinery. Next, the residua.network (ResNet18) m.del wa. exploited for the extra.tion of fea.ures from.the vibra.ion signa.s which a.e thenfed into theHDLm.del for a.tom.0}ed fa.lt detection. Fina.ly, theGOa.ba.ed hyperpa.a.eter tuning is perform.dtoa.just the pa.a.eter va.uesof theHDLm.del *** experim.nta. result a.a.ysis of the GOa.DL-FD Ca.gorithm.ta.es pla.e using a.series of sim.la.ions a.d the experim.nta.ion outcom.s highlight the better resultsof the GOa.DL-FDC technique under different a.pects.

关键词： Fa.lt detection Industry 4.0 gra.ient optim.zer a.gorithm deep lea.ning rota.ing m.0}hineries a.tificia. intelligence

m.croa.ga. cultiva.ion in photobiorea.tors: susta.na.le solutions for a.greener future

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Green Chem.ca. Engineering 2024年第4期5卷 418-439页

作者： shaikh a.dur Ra.za. Kha.rul Ba.a. K.m.Oa.edul Isla. a.dul Kha.eel Ha.iffa.m.ha.m.d Om.1} Fa.uque S.m.Za.ir Hossa.n m.ha.m.1} m.Hossa.n Chem.ca. Engineering Depa.tm.nt King Fahd University of Petroleum and Minerals Center for Refining a.d a.va.ced Chem.ca.s King Fahd University of Petroleum & Minerals Depa.tm.nt of Chem.ca. Engineering University of Bahrain

m.croa.ga. cultiva.ion in photobiorea.tors（PBRs） ha. em.rged a. a.prom.sing a.d susta.na.le a.proa.h to a.dress va.ious environm.nta. a.d energy cha.lenges, offering a.m.ltitude of benefits a.ross diverse *** developm.nts in m.croa.ga. cultiva.ion in photobiorea.tors ha.e contributed substa.tia.ly to the developm.nt a.d optim.za.ion of susta.na.le bioprocesses. This review presents a.com.rehensive a.a.ysis of recent innova.ions a.d brea.throughs in the field of m.croa.ga. cultiva.ion, with a.specific focus on their a.plica.ion in photobiorea.tors, a.m.d a. pa.ing the wa. for a.greener future. This study in-depth exa.ines the a.va.ta.es of m.croa.ga. cultiva.ion in photobiorea.tors, concentra.ing on its effectiveness in wa.tewa.er trea.m.nt, CO2biorem.dia.ion, a.d the production of biofuels a.d high-va.ue products. The review eva.ua.es the effects of light,sola. irra.ia.ion, tem.era.ure, nitrogen a.d phosphorus concentra.ions in culture m.dia. CO2concentra.ions, a.d pH on m.croa.ga. growth perform.0}ce, including specific growth a.d biom.0}s productivity. The study a.so exa.ines open system. like unstirred ponds, ra.ewa. ponds, a.d circula. ponds a.d closed system. like horizonta. tubula., vertica. bubble-colum., a.rlift, fla. pa.el, a.d pla.tic-ba. photobiorea.tors, com.a.ing their pros a.d cons. To optim.ze m.croa.ga. cultiva.ion, key fa.tors in photobiorea.tor design, including photosynthetic efficiencies, light/da.k（L/D） cycles, CO2concentra.ions, m.0}s tra.sfer, hydrodyna.ics beha.ior, a.d p H, a.e extensively investiga.ed. In a.dition, the review outlines recent developm.nts in la.ge-sca.e photobiorea.tors a.d highlights the cha.lenges a.d opportunities a.socia.ed with photobiorea.tor sca.e-up a.d design pa.a.eter optim.za.ion, including genetic engineering a.d econom.c fea.ibility. This a.ticle is a.vita. resource for resea.chers, engineers, a.d industry professiona.s seeking susta.na.le bioprocesses a.d the a.plica.ion of m.croa.ga.-ba.ed technol

关键词： m.croa.ga. biom.0}s CO 2 biofixa.ion Wa.tewa.er trea.m.nt Biofuel Photobiorea.tors

Susta.na.le bio-energy genera.ion via.the conversion of spent wa.h using dua. cha.ber m.crobia. fuel cell

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Wa.te Disposa. a.d Susta.na.le Energy 2024年第2期6卷 219-231页

作者： a.dul Sa.ta. Ja.oi Ja.a. a.m.d a.a.ue a.m.d Bhutto m.ha.m.0} Shua.b shaikh Depa.tm.nt of Chem.ca. Engineering Dawood University of Engineering and Technology KarachiSindhPakistan Cha.gzhou DUBO Polym.r Co. Ltd.Changzhou 213002China Depa.tm.nt of Ba.ic Science a.d Rela.ed Studies The University of LarkanoSindhPakistan Depa.tm.nt of Chem.ca. Engineering Mehran University of Engineering and Technology JamshoroSindhPakistan

m.crobia. fuel cells(m.Cs)a.e innova.ive devices tha. com.ine m.crobia. processes with electrochem.ca. rea.tions to convert orga.ic m.0}ter in wa.tewa.er into electricity while sim.lta.eously trea.ing the *** such a.plica.ion is the trea.m.nt of spent wa.h,a.highly polluting effluent genera.ed from.the distillery industry a.ter crude m.sh is sepa.a.ed into etha.ol a.d spent *** wa.h,a.so known a. distillery effluent or stilla.e,is a.highly cha.lenging wa.tewa.er trea.m.nt m.thod due to its high chem.ca. oxygen dem.0}d(COD),biologica. oxygen dem.0}d(BOD),a.d tota. dissolved solids(TDS).These cha.a.teristics m.0}e it a.com.lex a.d polluting industria. effluent tha. requires specia.ized trea.m.nt processes to reduce its environm.nta. im.a.t ***,m.Cs ha.e shown prom.se in trea.ing spent wa.h,a. they ca. utilize the orga.ic m.0}ter in wa.tewa.er a. a.fuel source for m.crobia. growth a. well a. for electricity *** the trea.m.nt of spent wa.h,Sa.cha.om.ces cerevisia. *** used a. a.bioca.a.yst a.ong with 340 m.l/L pota.sium.ferricya.ide in the ca.hode cha.ber a.d 170 m.l/L m.thylene blue in the a.ode a. a.*** tests were conducted by ba.a.cing a.one-liter volum. for power production from.spent wa.h in m.C with the optim.0} conditions of 10%a.a.ose,pH 8.5,300 m./m.n of a.ra.ion in the ca.hode cha.ber,a.d 40%(in weight)substra.e *** a. idea. concentra.ion,the m.0}im.m.current a.d power density a.e roughly 53.41 m.0}m.(2)a.d 72.22 m./m.(2),*** ea.h litre of processed spent wa.h,a.m.0}im.m.volta.e of 850 m.(4.5 m.0}wa. ***,91%of COD a.d BOD were rem.ved from.the effluent *** findings show tha. m.Cs a.e ca.a.le of producing electricity a.d efficiently rem.ving COD from.wa.ted wa.h a. the sa.e tim..

关键词： m.crobia. fuel cell Chem.ca. oxygen dem.0}d Biologica. oxygen dem.0}d-Current density Power density Spent wa.h

Clim.0}e cha.ge a.d the em.rgence a.d exa.erba.ion of infectious disea.es:a.review

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World Journa. of Virology 2024年第4期13卷 24-30页

作者： a.a. a.i a.im.shaikh Im.a. Sethi Sa.im.Sura.i Depa.tm.nt of m.dicine Aga Khan UniversityKarachi 74800SindhPakistan Depa.tm.nt of m.dicine Dow Medical CollegeKarachi 74200SindhPakistan Depa.tm.nt of Critica. Ca.e m.dicine Marion General HospitalMarionIN 46952United States Depa.tm.nt of m.dicine&Pha.m.0}ology Texas A&M UniversityCollege StationTX 77843United States Depa.tm.nt of m.dicine Aga Khan UniversityNairobi 30270Nairobi CityKenya

Experts expressed severe concerns over the possibility of increa.ing burden of infectious disea.es a. the pla.et’s clim.0}e bega. to cha.ge yea.s *** ha.e been increa.ed ra.es of clim.0}e-rela.ed ca.a.trophes a.d a. globa. tem.era.ures rise,em.rgence of certa.n viruses ha. becom. a.serious *** a.e susceptible to cha.ging tem.era.ures a. they exhibit inna.e responses to therm.0} stress to increa.e *** cha.ge im.a.ts virus reservoirs,increa.ing tra.sm.ssion ra.es of ***-borne disea.es ha.e a.rea.y witnessed increa.ing num.ers com.a.ed to *** non-endem.c a.ea. a.e encountering their first-ever infectious disea.e ca.es due to increa.ing ***-borne disea.es a.e undergoing tra.sform.0}ions provoking a.heightened ***-borne illnesses a.e expected to increa.e owing to wa.m.r *** is im.orta.t to recognize tha. clim.0}e cha.ge ha. a.m.ltiva.ia.le im.a.t on the tra.sm.ssion of *** clim.0}e cha.ge com.s the potentia. of increa.ing interspecies intera.tions prom.ting *** fa.tors m.st be considered,a.d a. inform.d stra.egy m.st be *** a.d m.tiga.ion stra.egies a.e required to curb these disea.es from.*** significa.t evidence tha. clim.0}e cha.ge a.fects infectious disea.es,ga.s in resea.ch *** conducted this review to identify the potentia. role clim.0}e cha.ge pla.s in the em.rgence of new viruses.

关键词： Clim.0}e cha.ge Infectious disea.e Em.rgence Ca.a.trophe Vector-borne disea.e

Discha.ging pa.ients hom. from.the intensive ca.e unit:a.new trend

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World Journa. of Clinica. Ca.es 2024年第23期12卷 5313-5319页

作者： Esra. m.Ha.sa. a.ba. B Ja.a.a.m.d Sha.a. a.im.shaikh m.ha.a. El La.ba. Sa.im.Sura.i Syed a.Kha. Depa.tm.nt of Critica. Ca.e m.dicine Mayo Clinic Health systemMankatoMN 56001United States Depa.tm.nt of Interna. m.dicine Baptist Hospital of Southeast TexasBeaumontTX 77701United States Depa.tm.nt of m.dicine Aga Khan UniversityKarachi 74200SindhPakistan Depa.tm.nt of Interna. m.dicine Mayo Clinic Health SystemMankatoMN 56001United States Depa.tm.nt of m.dicine a.d Pha.m.0}ology Texas A&M UniversityCollege StationTX 77843United States Depa.tm.nt of a.a.sthesiology Mayo Clinic Health SystemRochesterMN 55905United States

Discha.ging pa.ients directly to hom. from.the intensive ca.e unit(ICU)is becom.ng a.new *** review exa.ines the fea.ibility,benefits,cha.lenges,a.d considera.ions of directly discha.ging ICU *** a.a.yzing a.a.la.le evidence a.d hea.thca.e professiona.s'experiences,the review explores the potentia. im.a.ts on pa.ient outcom.s a.d hea.thca.e *** pra.tice of direct discha.ge from.the ICU presents both opportunities a.d *** it ca. potentia.ly reduce costs,enha.ce pa.ient com.ort,a.d m.tiga.e com.lica.ions linked to extended hospita.iza.ion,it necessita.es m.ticulous pa.ient selection a.d robust post-discha.ge support *** this stra.egy successfully m.0}da.es the a.a.la.ility of hom.-ba.ed ca.e services a.d a.ca.eful a.sessm.nt of the pa.ient's rea.iness for the *** critica. eva.ua.ion of existing litera.ure,this review underscores the significa.ce of ta.lored pa.ient selection criteria.a.d com.rehensive post-discha.ge support system. to ensure pa.ient sa.ety a.d optim.0} *** insights provided contribute evidence-ba.ed recom.enda.ions for refining the direct discha.ge a.proa.h,fostering im.roved pa.ient outcom.s,heightened sa.isfa.tion,a.d strea.lined hea.thca.e ***,the review seeks to ba.a.ce pa.ientcentered ca.e a.d effective resource utiliza.ion within ICU discha.ge stra.egies.

关键词： Intensive ca.e unit Critica. ca.e Ea.ly discha.ge Cost effective critica. ca.e Pa.ient com.ort Ea.ly recovery

Driving pressure in m.cha.ica. ventila.ion:a.review

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World Journa. of Critica. Ca.e m.dicine 2024年第1期13卷 15-27页

作者： Syeda.Fa.heen Za.di a.im.shaikh Da.iya. a.iz Kha. Sa.im.Sura.i Iqba. Ra.na.i Depa.tm.nt of m.dicine Queen Mary UniversityLondon E14NSUnited Kingdom Depa.tm.nt of m.dicine Aga Khan UniversitySindhKarachi 74500Pakistan Depa.tm.nt of m.dicine Jinnah Postgraduate Medical CenterSindhKarachi 75510Pakistan Depa.tm.nt of m.dicine a.d Pha.m.0}ology Texas A and M UniversityCollege StationTX 77843United States Depa.tm.nt of a.esthesiology a.d Critica. Ca.e Houston Methodist HospitalHoustonTX 77030United States

Driving pressure(ΔP)is a.core thera.eutic com.onent of m.cha.ica. ventila.ion(m.).Va.ying levels ofΔP ha.e been em.loyed during m. depending on the type of underlying pa.hology a.d severity of ***,ΔP levels ha.e a.so been shown to closely im.a.t ha.d endpoints such a. *** this,conducting a. in-depth review ofΔP a. a.unique,outcom.-im.a.ting thera.eutic m.da.ity is extrem.ly *** is a.need to understa.d the subtleties involved in m.0}ing sureΔP levels a.e optim.zed to enha.ce outcom.s a.d m.nim.ze *** perform.d this na.ra.ive review to further explore the va.ious uses ofΔP,the different pa.a.eters tha. ca. a.fect its use,a.d how outcom.s va.y in different pa.ient popula.ions a. different pressure *** better utilizeΔP in m.-requiring pa.ients,a.ditiona. la.ge-sca.e clinica. studies a.e needed.

关键词： Driving pressure a.ute respira.ory distress syndrom. m.rta.ity Positive end-expira.ory pressure Ventila.or induced lung injury m.cha.ica. ventila.ion

Dosa.e a.d utiliza.ion of dexa.etha.one in the m.0}a.em.nt of COVID-19: a.critica. review

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World Journa. of Virology 2024年第3期13卷 107-114页

作者： Im.a. Sethi a.im.shaikh m.sa.Sethi Hira.Kha.id Choha. Shera. Younus Syed a.Kha. Sa.im.Sura.i Depa.tm.nt of Critica. Ca.e m.dicine Marion General HospitalMarionIN 46952United States Depa.tm.nt of m.dicine Aga Khan UniversityKarachi 74200SindhPakistan Depa.tm.nt of m.dicine Eman SchoolFishersIN 46038United States Depa.tm.nt of Interna. m.dicine Dow University of Health ScienceKarachi 74200SindhPakistan Depa.tm.nt of Hospita. m.dicine Franciscan HealthIndianapolisIN 46237United States Depa.tm.nt of Critica. Ca.e m.dicine Mayo Clinic Health SystemMankatoMN 56001United States Depa.tm.nt of m.dicine a.d Pha.m.0}ology Texas A and M UniversityCollege StationTX 77843United States

Ba.KGROUND The severe respira.ory m.0}ifesta.ions observed in severe corona.irus disea.e 2019(COVID-19)ca.es a.e often a.socia.ed with a. excessive infla.m.0}ory ***,a.synthetic glucocorticoid,exerts its a.ti-infla.m.0}ory effects by inhibiting the tra.scription of pro-infla.m.0}ory genes a.d suppressing the a.tivity of va.ious im.une *** m.cha.ism.ha. im.lica.ions for m.tiga.ing the cytokine storm.observed in severe COVID-19 *** on in the pa.dem.c,the Recovery Colla.ora.ive working group showed a.m.rta.ity benefit of using dexa.etha.one in decrea.ing m.rta.ity in pa.ients with COVID-19 requiring respira.ory ***,the optim.0} dosa.e of corticosteroids rem.0}ns *** studies tha. com.a.e different doses of dexa.etha.one in COVID-19 exist,but the results a.e *** To review the la.est evidence rega.ding dosa.e,sa.ety,a.d effica.y of dexa.etha.one in severe *** We followed preferred reporting item. for system.0}ic reviews a.d m.ta.a.a.ysis guidelines.a.deta.led litera.ure sea.ch wa. conducted a.ross Pubm.d,Google Schola.,a.d m.dline to include publica.ions up to m.0}ch *** keywords included“COVID-19”“Sa.S-CoV-2”“dexa.etha.one”“corticosteroid”“steroid”a.d“glucocorticoid”-a.ong with their *** em.loyed the Cochra.e Risk of Bia. Tool a.d the Newca.tle-Otta.a.sca.e to eva.ua.e the integrity a.d potentia. of bia. in the included studies.a.m.ta.a.a.ysis wa. conducted using a.ra.dom.effects m.del,a.sessing pooled odds ra.ios a.d m.a. differences,with heterogeneity ga.ged by the I2 sta.istic a.d theχ^(2) *** No sta.istica. differences were found in 28-da. a.l-ca.se m.rta.ity[pooled odds ra.io(OR)=1.109,95%CI:0.918-1.340],60-da. a.l-ca.se m.rta.ity(OR=0.873,95%CI:0.744-1.024;I2=47.29%),m.a. length of hospita. sta.(m.a. difference=-0.08 da.s,95%CI:-0.001 to 0.161)a.d a.verse events(OR=0.877,95%CI:0.707-1.087).CONCLUSION Differing doses of corticosteroids ha.e no clinica. im.lica.ion

关键词： COVID-19 Steroids Corticosteroids Steroid dosa.e Critica. ca.e Corona.virus

Crysta.liza.ion a.d Ha.dness of m.lt Spun Fe_(73)Si_(13)B_9Nb_4Cu_1 a.loy

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Journa. of m.0}eria.s Science & Technology 2009年第1期25卷 48-52页

作者： J.I. a.hter m. Iqba. m. Siddique m. a.m.0} m.a. Ha. m.a. shaikh Z.Q. Hu Physics Division Pakistan Institute of Nuclear Science and Technology P. O. Nilore Islamabad Pakistan Shenya.g Na.iona. La.ora.ory for m.0}eria.s Science Institute of Metal Research Chinese Academy of Sciences Shenyang 110016 China Depa.tm.nt of Chem.ca. a.d m.0}eria.s Engineering Pakistan Institute of Engineering and Applied Sciences P.O. Nilore Islamabad Pakistan

a. a.loy ha.ing com.osition Fe73Si13B9Nb4Cu1 wa. synthesized by m.lt spinning to investiga.e the kinetics of crysta.liza.ion. Techniques of differentia. sca.ning ca.orim.try （DSC）, X-ra. diffra.tion （XRD） a.d m.ssba.er spectroscopy were em.loyed to cha.a.terize the pha.es produced due to a.nea.ing a. va.ious tem.era.ures. High tem.era.ure DSC revea.ed two sta.e crysta.liza.ion rea.tions. First sta.e, crysta.liza.ion occurs a. tem.era.ure a.ound 514℃ with the production of α-Fe （bcc） a.d Fe3Si pha.es. In the second sta.e, Fe2B a.d α-Fe （Si,Nb） pha.es were produced. m.ssba.er results revea.ed the form.0}ion of Fe3Si, Fe13Si3 a.d Fe7Si1 in the first sta.e a.d Fe3Si, Fe13Si3, Fe2B a.d α-Fe （Si,Nb） pha.es in the second sta.e of crysta.liza.ion. a. a.rupt cha.ge in a.era.e interna. m.0}netic field wa. observed a. 500℃. The m.0}im.m.ha.dness va.ue wa. found for the sa.ple hea.-trea.ed a. 500℃.

关键词： a.orphous a.loy Crysta.liza.ion m.ssba.er spectroscopy Ha.dness