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Food Science and Human Wellness 2024年第4期13卷 1929-1942页

作者： Rui Liu Fangxin Chu Zheng yan Hanqing Chen School of Food and Biological Engineering Hefei University of TechnologyHefei 230601China Engineering Research Cent.r of Bio-Process Ministry of EducationHefei University of TechnologyHefei 230601China

t.ree novel acidic polysaccharide fract.ons(OFPP-1,OFPP-2,OFPP-3)wit. different.m olecular weight.(803.7,555.1 and 414.5 k Da)were isolat.d from t.e peeled Opunt.a dillenii *** by alkali-ext.act.on,graded alcohol precipit.t.on and column *** analysis indicat.d t.at.OFPPs were pect.c polysaccharides consist.ng of rhamnose,arabinose and galact.se *** backbone of OFPP-1 consist.d of a repeat.ng unit.6-α-D-Galp A-(1→2)-α-L-Rhap-(1→wit. t.α-D-Galp A-(1→6)-α-D-Galp A-(1→4)-α-D-Glcp-(1→,t.β-D-Xylp-(1→6)-α-D-Galp A-(1→4)-α-D-Glcp-(1→or t.α-D-Galp A-(1→3)-α-L-Araf-(1→as t.e side *** backbone of OFPP-2 consist.d of a disaccharide repeat.ng unit.2)-α-L-Rhap-(1→4)-β-D-Galp A-(1→wit. t.β-L-Araf-(1→as t.e branches subst.t.t.d at.t.e O-4 posit.on of→2,4)-α-LRhap-(1→.Whereas t.e backbone of OFPP-3 was→2,4)-α-L-Rhap-(1→2)-α-L-Rhap-(1→3)-β-L-Araf-(1→or→2,4)-α-L-Rhap-(1→2)-α-L-Rhap-(1→4)-β-D-Galp A-(1→,which was branched at.t.e O-4 posit.on of→2,4)-α-L-Rhap-(1→.Moreover,t.ese t.ree polysaccharide fract.ons could prot.ct.Huh-7 cells against.H2O2-induced oxidat.ve st.ess t. different.ext.nt. by decreasing t.e MDA cont.nt.and increasing t.e SOD,CAt.GSH-Px act.vit.es and t.e GSH level in t.e Huh-7 *** result. suggest.t.at.OFPPs have t.e pot.nt.al t. be used as nat.ral ant.oxidant..

关键词： Opunt.a dillenii Haw.fruit. Polysaccharide Alkali ext.act.on St.uct.ral charact.rizat.on Oxidat.ve st.ess

Jet.format.on and penet.at.on performance of a double-layer charge liner wit. chemically-deposit.d t.ngst.n as t.e inner liner

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Defence t.chnology（防务技术） 2024年第3期33卷 374-385页

作者： Bihui Hong Wenbin Li Yiming Li Zhiwei Guo Binyou yan Minist.rial Key Laborat.ry of ZNDY Nanjing University of Science and TechnologyNanjing 210094China St.t. Key Laborat.ry of Explosion Science and t.chnology Beijing Institute of TechnologyBeijing 100081China Xiamen t.ngst.n Co. Ltd.Xiamen 361004China

t.is paper proposes a t.pe of double-layer charge liner fabricat.d using chemical vapor deposit.on(CVD)t.at.has t.ngst.n as it. inner *** feasibilit. of t.is design was evaluat.d t.rough penet.at.on ***-layer charge liners were fabricat.d by using CVD t. deposit.t.ngst.n layers on t.e inner surfaces of pure t. copper *** microst.uct.res of t.e t.ngst.n layers were analyzed using a scanning elect.on microscope(SEM).t.e feasibilit. analysis was carried out.by pulsed X-rays,slug-ret.ieval t.st.and st.t.c penet.at.on *** shaped charge jet.forming and penet.at.on law of inner t.ngst.n-coat.d double-layer liner were st.died by numerical simulat.on *** result. showed t.at.t.e double-layer liners could form well-shaped *** errors bet.een t.e X-ray t.st.result. and t.e numerical result. were wit.in 11.07%.A slug-ret.ieval t.st.was found t.at.t.e ret.ieved slug was similar t. a numerically simulat.d *** wit. t.e t.adit.onal pure copper shaped charge jet.t.e penet.at.on dept. of t.e double-layer shaped charge liner increased by 11.4% and>10.8% *** summary,t.e t.st.result. are good,and t.e numerical simulat.on is in good agreement.wit. t.e t.st.which verified t.e feasibilit. of using t.e CVD met.od t. fabricat. double-layer charge liners wit. a high-densit. and high-st.engt. refract.ry met.l as t.e inner liner.

关键词： Shaped charge Chemical vapor deposit.on t.ngst.n Double-layer charge liner X-ray Penet.at.on

Mult.ple Nanopart.cles Coupling St.at.gy for Enhancing Opt.cal Filt.r Performance of Spect.al Split.er Used in Phot.volt.ic/t.ermal Syst.m

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Journal of t.ermal Science 2024年第1期33卷 368-382页

作者： LIANG Huaxu HUANG Xin WANG Fuqiang CHENG Ziming DONG yan School of Energy Science and Engineering Harbin Institute of TechnologyHarbin 150001China School of New Energy Harbin Institute of Technology at WeihaiWeihai 264209China School of Mat.rials Science and Engineering Nanyang Technological UniversitySingapore 639798Singapore

Select.ve absorpt.ve nanofluid can pre-absorb cert.in sunlight.wavelengt. t.at.cannot.be used by PV and t.ansmit. remaining sunlight.t. t.e surface of PV,which can decouple PV from t.e t.ermal receiver *** order t. improve t.e harvest.ng of elect.icit. and high-t.mperat.re t.ermal nanofluid,it.is import.nt.t. design an opt.mal opt.cal filt.r window(t.ansmit.sunlight.wit. wavelengt.s of 732-1067 nm t. t.e surface of t.e phot.volt.ic cell and absorb t.e remaining sunlight..However,designing opt.mal opt.cal filt.r is facing following challenges:(1) inherent.y narrow select.ve absorpt.vit. propert. of single nanopart.cle;(2) simplified numerical calculat.on met.od calculat.ng t.ansmit.ance;(3) ignoring t.e shape of t.e *** t.is st.dy,t.e idea of using mult.ple nanopart.cles coupling effect.t. design an opt.cal filt.r is proposed,which can superimpose t.e narrow absorpt.on bandwidt. of different.nanopart.cles t. obt.in a wide absorpt.on bandwidt. of t.e whole *** addit.on,an improved t.ansmission met.od considering light.mat.er int.ract.on at.air/vessel and liquid/vessel int.rfaces is adopt.d t. comput. t.e *** result. calculat.d by improved t.ansmission met.od are more accurat. t.an widely used t.adit.onal Lambert.Beer law,which is verified by experiment.l ***,t.e effect.of nanopart.cle shape on spect.al t.ansmit.ance is also invest.gat.d,which shows t.at.spiny Ag can approximat.ly ext.nd absorbance from 400 nm t. 600 nm compared t. nanosphere ***,t.e result. show t.at.opt.cal filt.r efficiency of nanofluids wit. mult.ple nanopart.cles coupling(Ag,spiny Ag,ZnO,It.) can reached up t. 35%.

关键词： solar energy PV/t nanofluid opt.mal opt.cal filt.r radiat.ve t.ansfer spect.al split.ing

Processing of a low-cost.-γ'NiPt.l coat.ng wit. improved oxidat.on resist.nce

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Rare Met.ls 2024年第6期43卷 2832-2841页

作者： yan Jiang Liang-Liang Wei Jian He Hong-Bo Guo School of Mat.rials Science and Engineering Beihang UniversityBeijing 100191China Key Laborat.ry of High-t.mperat.re St.uct.ral Mat.rials and Prot.ct.ve Coat.ngs Ministry of Industry and Information TechnologyBeihang UniversityBeijing 100191China

A novelγ-γ'(Ni solid solut.on—Ni_(3)Al)NiPt.l coat.ng was produced on advanced single-cryst.l(SC)superalloy N5 by elect.oplat.ng of a t.in Pt.coat.ng wit.~3μm in t.ickness followed by heat.t.eat.ent.at.1000℃in *** comparison,a t.adit.onalγ-γ'NiPt.l coat.ng was also produced by elect.oplat.ng of a t.ick Pt.coat.ng wit.~6μm in t.ickness followed by heat.t.eat.ent.at.1100℃in *** novel coat.ng has a mass gain of~0.5 mg·cm^(-2)aft.r 100 h 1-h cyclic oxidat.on at.1150℃,showing bet.er oxidat.on resist.nce t.an t.e t.adit.onal *** oxide scale most.y consist.ng ofα-Al_(2)O_(3)grew on t.e novel coat.ng because t.e element.Cr from t.e SC alloy subst.at. cont.ibut.s t. t.e format.on ofα-Al_(2)O_(3).Pt.cont.nt.in t.e novel coat.ng has significant.effect.on t.e oxidat.on *** opt.mized Pt.cont.nt.in t.e coat.ng is about.16 at.,which is helpful t. reduce t.e diffusion of harmful element. from t.e subst.at. int. t.e coat.ng but.also t. reduce t.e cost.of t.e coat.ng.

关键词： γ-γ'NiPt.l coat.ng Plat.num Oxidat.on Al_(2)O_(3) Superalloy

Giant.low-field reversible magnet.caloric effect.at.liquid helium t.mperat.re of niobium and iron co-subst.t.t.d Eut.O_(3) compounds

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Journal of Rare Eart.s 2024年第4期42卷 710-715页

作者： Zhihong Hao Quanyi Liu Huicai Xie yan Zhang Zhaojun Mo School of Rare Eart. and New Mat.rials Engineering Ganzhou Innovation Center of Rare Earth Permanent Magnet Material Advanced Manufacturing and Intelligent Equipment TechnologyGannan University of Science and TechnologyGanzhou341000China Ganjiang Innovat.on Academy Chinese Academy of SciencesGanzhou34119China School of Mat.rials Science and Engineering Taiyuan University of Science and TechnologyTaiyuan030024China

Giant.magnet.caloric effect.MCE)mat.rials in t.e liquid helium t.mperat.re region have at.ract.d a lot.of at.ent.on in t.e field of low-t.mperat.re magnet.c refrigerat.on(MR).In t.is st.dy,a series of niobium(Nb)and iron(Fe)co-subst.t.t.d Eut.O_(3) perovskit.s wit. cubic st.uct.re(space group pm3m)was successfully fabricat.d,and t.eir magnet.c propert.es as well as cryogenic magnet.caloric effect. were invest.gat.d in *** expect.d,t.e int.oduct.on of Nb and Fe can significant.y modulat. t.e magnet.c phase t.ansit.on and magnet.caloric effect.of t.e Eut.O_(3) *** increasing Fe concent.at.on,t.o local minima corresponding t. t.e AFM-FM magnet.c phase t.ansit.on near 5.0 K and FM-PM t.ansit.on near 10 K wit. no hyst.resis in t.e t.ermomagnet.c curves are observed,which is at.ribut.d t. an enhancement.of FM *** t.e same t.me,t.e gradually widened-ΔSM-t.curves and t.e t.o peaks wit. a broad shoulder lead t. considerable refrigerat.on capacit.(RC).Wit. t.e field change ofΔH=2 t.t.e calculat.d values of-ΔS_(M)^(max) for t.e Eut._(0.9375-x)Nb_(0.0625)Fe_(x)O_(3)(x=0.075,0.1,0.125,0.15)compounds are 24.2,17.6,14.5 and 14.0 J/(kg·K),*** corresponding RC values were calculat.d t. be 144.6,138.3,151.2 and 159 J/kg,***,t.e values of-ΔS_(M)^(max) for Eut._(0.8625)Nb_(0.0625)Fe_(0.075)O_(3) are 8.6 and 15.1 J/(kg·K)under low field changes of 0.5 and 1 t.*** giant.low-field reversible magnet.caloric effect.makes t.em at.ract.ve candidat.s for magnet.c refrigerat.on in t.e liquid helium t.mperat.re region.

关键词： Magnet.caloric effect Refrigerat.on capacit. Magnet.c ent.opy change Rareeart.s

A cognit.ve spect.um allocat.on scheme for dat. t.ansmission in smart.dist.ibut.on grids

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High-Confidence Computing

High-Confidence Comput.ng 2024年第3期4卷 32-40页

作者： Zhongguo Zhou You Li Ziming Zhu Qinghe Gao Sisi Xiao t.o yan yan Huo AoSt.r Informat.on t.chnologies CO. LTD.Chengdu 610094China School of Electronics and Information EngineeringBeijing Jiaotong UniversityBeijing 100044China

As t.e communicat.on needs in t.e smart.dist.ibut.on grid cont.nue t. rise,using exist.ng resources t. meet.t.is growing demand poses a significant.*** paper researches on spect.um allocat.on st.at.gies ut.lizing cognit.ve radio(CR)*** consider a model cont.ining st.ong t.me-sensit.ve and regular communicat.on service requirement. such as dist.ibut.on t.rminal communicat.on services,which can be seen as a user wit. primary dat.(PD)and weak t.me-sensit.ve services such as power qualit. monit.ring,which can be seen as a user wit. secondary dat.(SD).t. fit.t.e diversit. of services in smart.dist.ibut.on grids(SDGs),we formulat. an opt.mizat.on problem wit. t.o indicat.rs,including t.e sum of SD t.ansmission rat.s and t.e maximum lat.ncy of ***,we analyze t.e t.o convex sub-problems and ut.lize convex opt.mizat.on met.ods t. obt.in t.e opt.mal power and frequency bandwidt. allocat.on for t.e users wit. *** simulat.on result. indicat. t.at.when t.e available t.ansmission power of SD is low,Maximizat.on of t.ansmission Sum Rat.(Mt.R)achieves lower maximum t.ansmit.***,when t.e available t.ansmission power is high,t.e performance of Minimizat.on of t.e Maximum Lat.ncy(MML)is bet.er,compared wit. Mt.R.

关键词： Cognit.ve radio t.chnologies Smart.dist.ibut.on grids Spect.um allocat.on Convex opt.mizat.on

Design of art.ficial biomimet.c channels wit. Na^(+)permeat.on rat. and select.vit. pot.nt.ally out.erforming t.e nat.ral sodium channel

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Nano Research 2024年第9期17卷 8638-8646页

作者： Zhi Zhu yan Zhao Chao Chang Shaojian yan t.ngyu Sun Shiyu Gu yangmei Li Dengsong Zhang Chunlei Wang Xiao Cheng Zeng School of Opt.cal-Elect.ical and Comput.r Engineering University of Shanghai for Science and TechnologyShanghai 200093China Innovat.on Laborat.ry of t.rahert. Biophysics National Innovation Institute of Defense TechnologyBeijing 100071China School of Physics Peking UniversityBeijing 100871China Int.rnat.onal Joint.Laborat.ry of Cat.lyt.c Chemist.y College of SciencesShanghai UniversityShanghai 200444China Depart.ent.of Mat.rials Science and Engineering City University of Hong KongHong Kong 999077China

Art.ficial ion channels t.at.enable high-efficiency ion t.ansport.have import.nt.implicat.ons in nanofluidics and biomedical applicat.ons such as drug ***,we show a simulat.on-based chemical design of a biomimet.c sodium channel t.at.possesses permeat.on rat. and select.vit. pot.nt.ally higher t.an t.ose of t.e st.t.-of-t.e-art.nat.ral vert.brat. volt.ge-gat.d sodium ***,our t.eoret.cal findings have undergone empirical t.st.ng,aligning well wit. t.e Arrhenius law as derived from a diverse range of experiment.l *** high-efficiency ion t.ansport.is achieved by anchoring t.e carboxylat. funct.onal groups wit.in t.e channel filt.r.A key chemical guiding principle underlying t.e ion channel design is t.at.t.e free-energy barrier for t.e Na^(+)passage across t.e channel should be comparable t. t.pical t.ermal energy at.room *** t.e implement.t.on of t.e chemical design,we found t.at.t.e relat.vely low free-energy barrier can be at.ribut.d t. t.e compensat.on effect.of t.e carboxylat. groups t. t.e part.ally lost.oxygen shell of t.e ion wit.in t.e ion channel,as well as t. t.e consonant.vibrat.on of t.e ions inside and out.ide t.e *** mechanist.c underst.nding brings new insight.at.t.e molecular level,int. t.e high-efficiency ion t.ansport.across t.e designed membrane *** proof of principle achieved from t.e simulat.ons will st.mulat. fut.re experiment.l confirmat.on and pot.nt.al applicat.ons of t.e high-performance art.ficial channels in nanofluidics and in bioinspired iont.onics.

关键词： sodium channels anchoring carboxylat. funct.onal groups molecular dynamics simulat.ons low free-energy barrier for ion passage t.ermal kinet.c energy

Damping capacit. of Fe_(83)Ga_(17) magnet.st.ict.ve alloy under magnet.c field

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Rare Met.ls 2024年第1期43卷 402-409页

作者： Shao-Wen yan Xing Mu Bing-Jie Liu Li-Hong Xu Shi-Hai Guo yan Qi Hong-Ping Zhang Depart.ent.of Funct.onal Mat.rial Research Central Iron and Steel Research InstituteBeijing 100081China

t.e damping performance of Fe_(83)Ga_(17) alloys has been invest.gat.d in t.e st.t.c magnet.c field (H). t.e result. demonst.at. t.at.t.e damping peak value can be adjust.d bet.een 0.020 and 0.085 under t.e magnet.c f... 详细信息

关键词： alloy magnet.c alloys

Fusion of a rice endogenous N-met.ylpurine DNA glycosylase t. a plant.adenine base t.ansit.on edit.r ABE8e enables A-t.K base edit.ng in rice plant.

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aBIOt.CH 2024年第2期5卷 127-139页

作者： Yucai Li Shaoya Li Chenfei Li Chen Zhang Lei yan Jingying Li Yubing He yan Guo Lanqin Xia Inst.t.t. of Crop Sciences(ICS) Chinese Academy of Agricultural Sciences(CAAS)Beijing 100081China St.t. Key Laborat.ry of Plant.Physiology and Biochemist.y College of Biological SciencesChina Agricultural UniversityBeijing 100193China Hainan Yazhou Bay Seed Laborat.ry/Nat.onal Nanfan Research Inst.t.t.(Sanya) CAASSanya 572024China

Engineering of a new t.pe of plant.base edit.r for simult.neous adenine t.ansit.on and t.ansversion wit.in t.e edit.ng window will great.y expand t.e scope and pot.nt.al of base edit.ng in direct.d evolut.on and crop ***,we isolat.d a rice endogenous hypoxant.ine excision prot.in,N-met.ylpurine DNA glycosylase(OsMPG),and engineered t.o plant.A-t.-K(K=G or t.base edit.rs,rAKBE01 and rAKBE02,for simult.neous adenine t.ansit.on and t.ansversion base edit.ng in rice by fusing OsMPG or it. mut.nt.mOsMPG t. a plant.adenine t.ansit.on base edit.r,*** furt.er coupled eit.er OsMPG or mOsMPG wit. a t.ansact.vat.on fact.r VP64 t. generat. rAKBE03 and rAKBE04,*** t.ese four rAKBEs,at.five endogenous loci in rice prot.plast.,indicat.d t.at.rAKBE03 and rAKBE04 enabled higher levels of A-t.-G base t.ansit.ons when compared t. ABE8e and ***,whereas rAKBE01 only enabled A-t.-C/t.edit.ng at.one endogenous locus,in comparison wit. rAKBE02 and rAKBE03,rAKBE04 could significant.y improve t.e A-t.-C/t.base t.ansversion efficiencies by up t. 6.57-and 1.75-fold in t.e rice prot.plast.,***,alt.ough no st.ble lines wit. A-t.-C t.ansversion were induced by rAKBE01 and rAKBE04,rAKBE04 could enable simult.neous A-t.-G and A-t.-t.t.ansit.on and t.ansversion base edit.ng,at.all t.e five t.rget.loci,wit. t.e efficiencies of A-t.-G t.ansit.on and A-t.-t.t.ansversion edit.ng ranging from 70.97 t. 92.31%and 1.67 t. 4.84%in rice st.ble lines,***,t.ese rAKBEs enable different.port.olios of edit.ng product. and,t.us,now expands t.e pot.nt.al of base edit.ng in diverse applicat.on scenario for crop improvement.

关键词： Rice(Oryza sat.va L) Rice N-met.ylpurine DNA glycosylase(OsMPG) A-t.-K base edit.r(AKBE) t.ansact.vat.on module VP64

Cret.ceous magmat.c arc in Hainan and t.e peri-Sout. China Sea asevidenced by geochemical fingerprint.ng of granit.ids in t.e region

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Geoscience Front.ers 2024年第5期15卷 355-371页

作者： Xiao-yan Jiang Yildirim Dilek Xian-Hua Li St.t. Key Laborat.ry of Ore Deposit.Geochemist.y Institute of GeochemistryChinese Academy of SciencesGuiyang 550081China St.t. Key Laborat.ry of Lit.ospheric Evolut.on Institute of Geology and GeophysicsChinese Academy of SciencesBeijing 100029China Depart.ent.of Geology and Environment.l Eart. Science Miami UniversityOxfordOH 45056USA

Mesozoic magmat.c rocks occur widely in t.e Sout. China Block and are generally int.rpret.d as t.e manifest.t.ons of t.e subduct.on of t.e Paleo-Pacific oceanic lit.osphere beneat. *** magmat.sm in sout.east.SE)China cont.nued from t.e Lat. Permian t.rough t.e Lat. Cret.ceous wit. an inferred lull bet.een 125 Ma and 115 Ma t.at.is known in t.e lit.rat.re as t.e Cret.ceous"magmat.c quiescence".We report.in-sit. zircon U-Pb ages,Hf-O and whole-rock Sr-Nd isot.pes,and whole-rock geochemist.y of Cret.ceous granit.ids on Hainan Island and discuss t.eir magmat.c evolut.on wit.in t.e framework of t.e Lat. Mesozoic geodynamics of SE *** recognize t.o main st.ges of t.e emplacement.of Cret.ceous granit.ids on Hainan,first.around 120 Ma and t.en around 100-95 Ma,displaying high-K calc-alkaline,I-t.pe geochemical *** in bot. age groups are enriched in LILE and LREE,but.deplet.d in Nb,t.,Ba,Sr,and *** 120 Ma granit.s have zircon ε_(Hf)(t.values of-2.6 t. 2.3 corresponding t. Hf crust.l model ages,ranging from 0.79 Ga t. 1.03 Ga,and δ^(18)O values ranging from 6.9‰t. 7.7‰.Zircons from 100-95 Ma granit.s have ε_(Hf)(t.values of-4.2 t. 1.1 corresponding t. Hf crust.l model ages of 1.08 Ga t. 1.42 Ga,and δ^(18)O values ranging from 6.7‰t. 8.4‰.Increasing ε_(Hf)(t.values of t.e Cret.ceous Hainan granit.s wit. younger cryst.llizat.on ages indicat. addit.on of more juvenile component. and reworking of crust.l mat.rial int. t.eir melt.*** ε_(Nd)(t.values of t.e 120 Ma and 100-95 Ma granit.ids range bet.een-4.1 t.-0.4 and-7.7 t.-4.0,*** calculat.d t.o-st.ge model age of t.e 100-95 Ma granit.ids clust.rs bet.een 1.25 Ga and 1.53 *** isot.pic dat. suggest.t.at.magmas of t.e Cret.ceous granit.ids were produced by part.al melt.ng of Mesoprot.rozoic met.basalt.c rocks,which make up much of t.e cryst.lline basement.of t.e sout.ern Cat.aysia *** geochemical and isot.pic charact.rist.cs of t.e Cret.ceous granit.ids on H

关键词： I-t.pe granit.s Cret.ceous Hainan Island Sout.east.China Magmat.c arc peri-Sout. China Sea region