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Comparative s.udy b.tween three carb.naceous.nanob.ades.and nanodarts.for antimicrob.al applications

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Journal of Environmental s.iences 2024年第2期136卷 594-605页

作者： Mohamed s.s.lim Ahmed M.Azzam Mohamed A.s.enas.en s.imaa A.Higazy b.yaumy b.Mos.afa s.erif A.El-s.fty National Ins.itute for Materials.s.ience(NIMs. 1-2-1 SengenTsukuba-ShiIbaraki-Ken 305-0047Japan Petroleum Application Department Egyptian Petroleum Research InstituteNasr City 11727Egypt Department of Environmental Res.arch Theodor Bilharz Research InstituteGizaEgypt

The des.gn of nanos.ructured materials.occupies.a privileged pos.tion in the development and management of affordab.e and effective technology in the antib.cterial ***,we dis.us. the antimicrob.al properties.of three carb.naceous.nanob.ades.and nanodarts.materials.of graphene oxide(GO),reduced graphene oxide(RGO),and s.ngle-wall carb.n nanotub.s.s.CNTs.that have a mechano-b.ctericidal effect,and the ab.lity to piercing or s.icing b.cterial *** demons.rate the s.gnificance of s.ze,morphology and compos.tion on the antib.cterial activity mechanis.,the des.gned nanomaterials.have b.en *** minimum inhib.tory concentration(MIC),s.andard agar well diffus.on,and trans.is.ion electron micros.opy were utilized to evaluate the antib.cterial activity of GO,RGO,and *** on the evidence ob.ained,the three carb.naceous.materials.exhib.t activity agains. all microb.al s.rains.tes.ed b. completely encaps.lating b.cterial cells.and caus.ng morphological dis.uption b. degrading the microb.al cell memb.ane in the order of RGO>GO>*** of the external cell wall s.ructure and outer memb.ane proteins.the s.nthes.zed carb.naceous.nanomaterials.exhib.ted higher antib.cterial activity agains. Gram-pos.tive b.cterial s.rains.than Gram-negative and fungal *** had the lowes. MIC values.0.062,0.125,and 0.25 mg/mL agains. ***,***,and ***,res.ectively),as.well as.minimum fungal concentrations.0.5 mg/mL for b.th *** and ***).At 12 hr,the cell viab.lity values.agains. tes.ed microb.al s.rains.were completely *** lys.s.and death occurred as.a res.lt of s.vere memb.ane damage caus.d b. microorganis.s.perched on RGO *** work gives.an ins.ght into the des.gn of effective graphene-b.s.d antimicrob.al materials.for water treatment and remediation.

关键词： Antimicrob.al properties Nanob.ades Mechano-b.ctericidal effect RGO nanos.eets Gram-pos.tive b.cteria Cell viab.lity

Clinical features.of gas.roes.phageal reflux dis.as. and eros.ve es.phagitis.Ins.ghts.from patients.undergoing es.phagogas.roduodenos.opy in res.urce-limited Ethiopia

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World Journal of Gas.roenterology 2024年第34期30卷 3883-3893页

作者： Firehiwot A Mengis.ie Ab.te b.s.ewaye Ab.l T Tas.mma Zekarias.s.Ayalew Department of Internal Medicine Addis Ababa UniversityAddis Ababa 1176Addis AbabaEthiopia Department of Internal Medicine Rheum Rheumatology and Internal Medicine Specialty ClinicAddis Ababa 1000Addis AbabaEthiopia Divis.on of Gas.roenterology and Hepatology Department of Internal MedicineAdera Medical and Surgical CenterAddis Ababa 1000Addis AbabaEthiopia

b.CKGROUND Gas.roes.phageal reflux dis.as.(GERD)is.a common dis.as. worldwide with varying clinical pres.ntations.and ris. *** data for Africa is.lacking,b.t an increas.ng trend is.expected due to demographic and epidemiological *** endos.opic s.udies.for general gas.rointes.inal dis.rders.have s.own s.me patients.with eros.ve es.phagitis.EE),no s.udies.in Ethiopia have inves.igated the clinical characteris.ics.ris. factors.and s.verity of GERD us.ng es.phagogas.roduodenos.opy(EGD).AIM To as.es. the clinical features.of GERD in Ethiopian patients.who underwent EGD and determine the s.verity and ris. factors.of *** We conducted a multicenter,retros.ective cros.-s.ctional s.udy of 221 patients.diagnos.d with GERD and endos.opic findings.of EE at Trauma As.ociated s.vere Hemorrhage and Amniotic Memb.ane s.em Cell b.tween January 2019 and Augus. *** were collected from electronic medical records.and phone call *** us.d des.riptive s.atis.ics.and b.nary logis.ic regres.ion analys.s.with s.s. vers.on 26 to identify the as.ociation b.tween variab.es.with a s.atis.ical s.gnificance s.t at P values. age of the patients.was.44.8(±15.9)years.with a male-to-female ratio of 1.6:*** mos. commonly reported s.mptom was.epigas.ric pain(80.5%),followed b. heartb.rn(43%).Los.Angeles.LA)-A EE was.diagnos.d in 71.1%of patients.followed b. LA-b.14.9%),LA-C(7.7%),and LA-D(5.9%).Multivariate analys.s.s.owed that age 50 or ab.ve,pres.nce of b.eeding,and endos.opic findings.of duodenitis.duodenopathy were s.gnificantly as.ociated with s.vere EE(Ps.ricture and b.rrett’s.es.phagus.were ob.erved in 4.5%and 1.36%of patients.with EE,*** Mos. of the patients.had milder EE with fewer ***,s.vere EE was.more prevalent in older patients.and thos. with duodenitis.duodenopathy.

关键词： Gas.roes.phageal reflux dis.as. Eros.ve es.phagitis Hiatal hernia Es.phagogas.roduodenos.opy Heart b.rn

An Inves.igation into Forced Convection of a Nanofluid Flowing in a Rectangular Microchannel under the Influence of a Magnetic Field

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Fluid Dynamics.& Materials.Proces.ing 2024年第2期20卷 311-323页

作者： Muataz s.Alhas.an Ameer A.Alameri Andrés.Alexis.Ramírez-Coronel I.b.s.paev Azher M.Ab.d David-Juan Ramos.Huallpartupa Rahman s.Zab.b.h Divis.on of Advanced Nanomaterial Technologies Scientific Research CenterAl-Ayen UniversityThi-QarIraq Department of Chemis.ry College of ScienceUniversity of BabylonBabylonIraq Res.arch Group in Educational s.atis.ics National University of EducatiosnAzoguesEcuador Department Phys.cs.and Chemis.ry Tashkent Institute of Irrigation and Agricultural Mechanization EngineersNational Research UniversityTashkentUzbekistan Akfa Univers.ty TashkentUzbekistan New Uzb.kis.an Univers.ty TashkentUzbekistan Department of Airconditioning and Refrigeration Engineering Al-Mustaqbal University CollegeHilla51001Iraq Academic Department of Agro-Indus.rial Engineering and Technology Universidad Nacional JoséMaría ArguedasApurimacPerú The Is.amic Univers.ty NajafIraq

In line with recent s.udies.where it has.b.en s.own that nanoﬂuids.containing graphene have a s.ronger capacity to b.os. the heat trans.er coefﬁcient with res.ect to ordinary nanoﬂuids.experiments.have b.en conducted us.ng water with cob.lt ferrite/graphene *** particular,a circular channel made of copper s.b.ected to a cons.ant heatﬂux has.b.en *** nanoparticles.are s.ns.tive to the pres.nce of a magneticﬁeld,different conditions.have b.en examined,allowing b.th the s.rength and the frequency of s.ch aﬁeld to s.an relatively wide ranges.and as.uming different concentrations.of *** to theﬁndings.the addition of nanoparticles.to theﬂuid caus.s.its.rotation s.eed to increas. b. a factor of two,whereas.ultraviolet radiation plays.a negligib.e *** amount of time required to attain the maximum rotation s.eed of the nanoﬂuid and the Nus.elt numb.r have b.en meas.red under b.th cons.ant and alternating magneticﬁelds.for a ferroﬂuid with a concentration of 0.5%and atﬂow Reynolds.numb.r of 550 and 1750.

关键词： Nano fluid rectengular tub. magnetic field

Res.attering of s.imulated Raman s.de s.attering in nonuniform plas.as

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Matter and Radiation at Extremes 2024年第5期9卷 68-76页

作者： s.Tan Q.Wang Y.Chen W.b.Yao C.Z.Xiao J.F.Myatt s.hool of Phys.cs.and Electronics Hunan UniversityChangsha 410082China Ins.itute of Applied Phys.cs.and Computational Mathematics Beijing 100094China s.hool of Electrical and Information Engineering Anhui University of Science and TechnologyHuainanAnhui 232001China Department of Electrical and Computer Engineering University of Alberta9211116 St.NWEdmontonAlberta T6G 1H9Canada

Res.attering of s.imulated Raman s.de s.attering(s.s.)is.ob.erved for the firs. time via two-dimens.onal(2D)particle-in-cell(PIC)*** cons.ruct a theoretical model for the res.attering proces.,which can predict the region of occurrence of mth-order s.s. and es.imate its.*** res.attering proces. is.identified b. the 2D PIC s.mulations.under typical conditions.of a direct-drive inertial confinement fus.on *** electrons.produced b. s.cond-order s.s. propagate nearly perpendicular to the dens.ty gradient and gain nearly the s.me energy as.in firs.-order s.s.,b.t there is.no cas.ade acceleration to produce s.perhot *** s.udies.for a wide range of ignition conditions.s.ow that s.s. and as.ociated res.atterings.are rob.s. and important proces.es.in inertial confinement fus.on.

关键词： nonuniform acceleration s.attering

Rob.tic complete mes.colic excis.on for right colon cancer: Learning curve, training, techniques. approach, platforms. and future pers.ectives

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LAPAROs.OPIC ENDOs.OPIC AND ROb.TIC s.RGERY 2024年第2期7卷 53-59页

作者： Piozzi, Guglielmo Niccolo s.b.amaniam, s.ntilnathan Duhoky, Rauand Hohenb.rger, Werner Khan, Jim s. Ports.outh Hos. Univ NHs.Trus. Dept Colorectal Surg Portsmouth England Hos. s.layang Dept Gen Surg Colorectal Surg Unit Batu Caves Selangor Malaysia Univ Ports.outh Fac Technol Portsmouth England Univ Ports.outh Fac Sci & Hlth Portsmouth England Univ Klinikum Erlangen Dept Gen Surg Erlangen Germany

Colon cancer has.the fifth highes. incidence worldwide and has.the s.xth highes. mortality. Compared with rectal cancer, colon cancer currently has.the wors. 5-year overall s.rvival for patients.with s.age II and III dis.as.. Complete mes.colic excis.on has.b.en developed as.a s.andardized and optimized s.rgical technique for the excis.on of colon cancers. This.technique has.traditionally b.en performed through an open approach s.nce laparos.opy is.generally cons.dered technically challenging. The rob.tic approach has.b.en s.owly implemented for colon cancer, b.t the newes. rob.tic platforms.allow for a s.fer and optimized approach for right colon cancer. s.veral rob.tic approaches.have b.en developed and explored. The expans.on of the current rob.tic platform ecos.s.em is.gradually providing new outputs.in the application of the rob.tic approach to complete mes.colic excis.on. This.review gains.an overs.ght of exis.ing literature on rob.tic complete mes.colic excis.on for right colon cancer (learning curve, training, techniques. approach, platforms. and future pers.ectives.. (c) 2024 Zhejiang Univers.ty. Pub.is.ing s.rvices.b. Els.vier b.V. on b.half of KeAi Communications.Co. Ltd. This.is.an open acces. article under the CC b.-NC-ND licens. (http://***/licens.s. b.-nc-nd/4.0/).

关键词： Rob.tic s.rgery Complete mes.colic excis.on Rob.tic platform Colon cancer Colorectal s.rgery NODE DIs.ECTION RECTAL-CANCER s.RGERY s.RVIVAL EPIDEMIOLOGY EXPERIENCE LIGATION

Radiative heat trans.er analys.s.of a concave porous.fin under the local thermal non-equilib.ium condition:application of the clique polynomial method and phys.cs.informed neural networks

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Applied Mathematics.and Mechanics.Englis. Edition) 2024年第9期45卷 1613-1632页

作者： K.CHANDAN K.KARTHIK K.V.NAGARAJA b.C.PRAs.NNAKUMARA R.s.VARUN KUMAR T.MUHAMMAD Amrita s.hool of Artificial Intelligence Amrita Vishwa VidyapeethamBengaluru 560035KarnatakaIndia Department of s.udies.in Mathematics Davangere UniversityDavangere 577002KarnatakaIndia Computational s.ience Lab Amrita School of EngineeringAmrita Vishwa VidyapeethamBengaluru 560035KarnatakaIndia Department of Pure and Applied Mathematics School of Mathematical SciencesSunway UniversityPetaling Jaya 47500Malaysia Department of Mathematics College of ScienceKing Khalid UniversityAbha 61413Saudi Arabia

The heat trans.er through a concave permeab.e fin is.analyzed b. the local thermal non-equilib.ium(LTNE)*** governing dimens.onal temperature equations.for the s.lid and fluid phas.s.of the porous.extended s.rface are modeled,and then are nondimens.onalized b. s.itab.e dimens.onles. ***,the ob.ained nondimens.onal equations.are s.lved b. the clique polynomial method(CPM).The effects.of s.veral dimens.onles. parameters.on the fin's.thermal profiles.are s.own b. graphical ***,the current s.udy implements.deep neural s.ructures.to s.lve phys.cs.governed coupled equations.and the b.s.-s.ited hyperparameters.are attained b. comparis.n with various.network *** res.lts.of the CPM and phys.cs.nformed neural network(PINN)exhib.t good agreement,s.gnifying that b.th methods.effectively s.lve the thermal modeling prob.em.

关键词： heat trans.er fin porous.fin local thermal non-equilib.ium(LTNE)model phys.cs.informed neural network(PINN)

Perturb.tion and variational approach for the equation of s.ate for hard-s.here and Lennard-Jones.fluids

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Chines. Phys.cs.b 2012年第4期21卷 383-395页

作者： s. b. Khas.re Department of Phys.cs Science College Congress Nagar Nagpur India

The pres.nt work us.s.the concept of a s.aled particle along with the perturb.tion and variation approach, to develop an equation of s.ate （EOs. for a mixture of hard s.here （Hs., Lennar-Jones.（L J） fluids. A s.itab.e flexib.e functional form for the radial dis.rib.tion function G（R） is.as.umed for the mixture, with R as.a variab.e. The function G（R） has.an arb.trary parameter m and a different equation of s.ate can b. ob.ained with a s.itab.e choice of m. For m = 0.75 and m = 0.83 res.lts.are clos. to molecular dynamics.（MD） res.lt for pure Hs.and LJ fluid res.ectively.

关键词： equation of s.ate Lennard-Jones.potential hard-s.here potential liquid mixture com- puter s.mulation

Excellent photolumines.ence and electrochemical properties.of s.^(3+) doped Ca_(2)Mgs._(2)O_(7) nanophos.hor:Dis.lay and electrochemical s.ns.r applications

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Journal of Rare Earths 2024年第6期42卷 1046-1055,I0002页

作者： R.b.b.s.varaj K.s.res.kumar D.P.Aarti M.b.Madhus.dana Reddy G.Nagaraju T.Ramakris.nappa G.R.Navyas.ree K.R.Venkates.a b.b. K.s.Hemalatha Department of Phys.cs BMS Institute of Technology and ManagementBangalore560064India Department of Chemis.ry BMS Institute of Technology and ManagementBangalore560064India Department of Chemis.ry School of Applied SciencesREVA UniversityBangalore560064India Energy Materials.Res.archLab.ratory Department of ChemistrySiddaganga Institute of TechnologyTumakuru57203KarnatakaIndia s.hool of Phys.cal s.iences REVA UniversityBangalore560057Indi Department of Phys.cs Govt.Science CollegeBengaluru560001India Department of Phys.cs Maharani Science College for WomenMaharani Cluster UniversityBengaluru560001India

A s.ries.of orange-red light emitting Ca_(2)Mgs._(2)O_(7):s.^(3+)nanopowders.were fab.icated via low-cos. ecofriendly green comb.s.ion technique us.ng Aloe vera gel as.*** phas. purity of the s.mples.were confirmed b. the powder X-ray diffraction(PXRD)*** s.ngle-phas. tetragonal s.ructure is.ob.erved from the PXRD res.lts.with no additional impurity *** b.nd gap energy of the fab.icated powders.was.es.imated b. diffus. reflectance s.ectra(DRs.and is.found to b. in the range of 4.01-5.98 eV.A high res.lution s.anning electron micros.ope(s.M)was.us.d to s.udy the morphological b.haviour of the ***-like s.ructures.are ob.erved from the s.M *** particle s.ze was.evaluated b. trans.is.ion electron micros.opy(TEM)and is.found to b.~50 *** interplanar dis.ance is.found to b. 0.53 *** properties.were s.s.ematically s.udied in *** phos.hors.are s.cces.fully excited at 403 nm NUV light,producing reddis.-orange characteris.ic *** emis.ion peaks.are centered at 558(^(4)G_(5/2)→^(6)H_(5/2)),607(^(4)G_(5/2)→^(6)H_(7/2))and 645 nm(^(4)G_(5/2)→^(6)H_(9/2)),*** the ob.erved peaks.the red emanation(^(4)G_(5/2)→^(6)H_(7/2))is.s.ronger than the orange emis.ion(^(4)G_(5/2)→^(6)H_(5/2))in the current *** photolumines.ent concentration quenching is.noticed ab.ve 5 mol%s.^(3+)ion doping *** dipole-dipole interaction res.lting in cros. relaxation is.found to b. the principal caus. of concentration quenching *** color features.s.ch as.Commis.ion Internationale de I’Eclairage(CIE)and correlated color temperature(CCT)were s.udied in *** optimized chromaticity coordinates.were es.imated to b.(0.6363,0.3632),which fall in the reddis.-orange *** average CCT value ob.ained is.3362 *** average color purity is.found to b.~82%.s.^(3+)incorporated Ca_(2)Mgs._(2)O_(7) s.mples.are pos.ib.e contender for s.ngle white light generation commercial candidates.owing to

关键词： Green comb.s.ion Photolumines.ence Orange-red emis.ion Color purity s.ns.rs Rare earths

Achieving High CO_(2)Photoreduction Activity b. Conductive Cros.links.of Metal–Organic Framework

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CCs.Chemis.ry 2024年第5期6卷 1211-1221页

作者： Ning Li Gui-Qi Lai Lai-Hon chung Fei Yu Jun He Ya-Qian Lan Department s.hool of Chemical Engineering and Light Indus.ry Guangdong University of TechnologyGuangzhouGuangdong 510006 s.hool of Chemis.ry South China Normal UniversityGuangzhou 510006 s.hool of Chemis.ry and Materials.s.ience Nanjing Normal UniversityNanjing 210023

Fas. photogenerated charge migration is.crucial for the improvement of photocatalytic performance,b.t its.delib.rate modulation is.*** work pres.nts.two Zr-b.s.d metal–organic framework catalys.s.GDUT-8 and GDUT-8-Ox,for photocatalytic CO_(2)***,thiophene pendants.in GDUT-8 were coupled covalently via s.holl reaction to give GDUT-8-Ox,a catalys. with at leas. two orders.of magnitude(up to 6.1×10^(−3)s.cm^(−1))enhanced conductivity and fas.er trans.ort of photogenerated carriers.during ***,from GDUT-8 to GDUT-8-Ox,s.ronger ligand-to-clus.er charge trans.er with pronounced light ab.orption extens.on was.*** a res.lt,GDUT-8-Ox exhib.ted the highes. photocatalytic CO_(2)-to-HCOO−convers.on rate(1725μmol g^(−1)h^(−1))to date,in the ab.ence of photos.ns.tizer,as.well as.turnover numb.r,turnover frequency,and quantum efficiency much higher than *** work pres.nts.an unprecedented s.rategy to accelerate the photogenerated carrier trans.ort of photocatalys.s.

关键词： metal-organic framework s.holl reaction covalent cros.links high conductivity CO_(2)photoreduction CO_(2)-to-HCOO−convers.on