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1、SYTESIS AN STRCURE TERMINAONOFi613ANWIESRuihongWAN1，lu NG， QngCHEN2 nd LianaoEG,1Beijing aboaor of Elctron icroscopy, Instie ofhysics，P.O。 Box60，hineeAcemy ofSiences， Bejin 10080, China2Departmn of Electronic, Pekng niersty，eijin 10081, inanoscle ateral， su asnanotubs n nanwir， are amg importan adva
2、ncdmaterils tatar pcted to exhibit unusualy hmicaland phicapere, ich may b iferent frm ta of uk matea。Among these nnocae mateias, itnate nnoubesd nanowis hae man imporant applications in rea sch s photoctlst， gs esors, hig enrg cell n nvironmental purifcation. Mnymetod have beedevlpe tythesizeiaat h
3、iskers， ut typicallythediates of h prouctwer in micon。 n our prvius wor，tianate nanoubes nd potasiu tinat nanowres， boh havinimetearou10，eesynesiedusiasmplone stp ydoherml rection among Ti2 aricle and alka solution4，5。 In is erw erta succssful synthsis ofpotassi ttanatenanowes uinhydrotherml rectnon
4、g layre Na2i3nKOH soluion。 K2Ti613wie wee preared n e flon way： ler tutureNa2Ti3 powder wa de into a10 KOHaqueous solui。 The specien w statically hated ina furnace at 20C fr 4 hours The fa whte pouct as lterd andhedtdeonizd w at rom tepature。 E sple as preparedby dsperigt powdern alho by ultrasonic
5、treatment, dropng ont a hecarbn film supote n a coerrid, an th dein r。E and D sdis wercaed out usigTenai 20,anHR uig Tecnai F30. g smuais wepefomed uing te Ceriu2 sfta。Fgure1isa lowagnifatin TEM image howingannanirs wih iameters arund 1 m， alengthaudsever hunds nanometers。 DX was perfome n solted na
6、noirsusig aroe mode n Tcnai2 Fiure isa ypicalEDX spectru，shing t hereexis onl , T and ement int naoires Coparng wih te specru aen fm K2T6O13 anowies de vi reaction betenTiO2and Owe fou tht th atom ratios int presennanowrs are the sam, i.e. K：i： = 2:6:13.Fr 3 ho aSAD pternaken rom area cotainigmaynan
7、owies。 e ttr cn be ined using K2TO13 srctur. e axis of thenoires isdtrmndto aong the 010 drection using ADanalysison isatd anowire The mic strctreof the nnwir wsso ivestiate sn HEM d image simltions. Eperimenal mes were takenfromaowres alondfrent one axe.Figure 4 ssn experinta HMmage wi ainseted mua
8、ed image Ths imag was tken alog th001 zoneaxs The imaws smulatdfor 300 epriay bam, s=.2mm an underfocs5m. Th god agremet een the exrmental n simlated gs conirmsthat the anowre is indeed K2Ti6O13 noire. Fig.1: Low gnificainTEM image g2： A tpc EDXpectrum rom npoire / g. 3: SAE rigatern take frmany nan
9、owies. i. 4： xperimenalRE imag taken along t 01 neaxis, with inseredsiulated imag. RERES1 . Daan， nd M Tomkiwicz, J。Py。 hm 97， 261(19).2A. Fjihi and K Hona，Natr238，37(972)。3J. K. Le， 。 . Lee ad .Kim， J。 Mer。Sci 3，59(199)。4Q. Chen, W. ou,G. H. Du and M. Peng, Adv. Maer.， 4， 1208 （202).5 G。 H.Du，. Chn
10、,P。 。 an， Y. u andL.Png,Phys。 e。 B， 6, 0352 (203）。6 hi wowassuprtd y te MiistyofScncead Techolog （aNo001CB10502） and Natioal Scince Fundtin ofChn (Grant os920621 d071004）Atorntrducion： Bo。Wa， feale，bonn Cengdu,Siun, P.。Cina o Spt。11th, 198. Enred et。 Geograpic Phyic of Pking Uivesyom Chen ew MidleSc
11、ool in200。 rnsfered o DeptEecrniSciee as top 1 n the transferin em in200. Stdy very hard adas chosen frm ver 120 sudents in Dpt. Ectonic Science toointh Chn-Tsug pojec nhdby proesr T.D。Lee as a junior Begansrh in te Ceter of otechnology n Pekig Unerty i202 w the ircio of rofessor Qing。e。 urigthe res
12、eachroces， rceiveda lt o elp from prossor Qng.Chn， Dr。SuanZhg, r。uiho。agand ther grop embers。 Aready publie paper on Cheical Physis Ltes and subitted a papote roceeings of BCIA203.Frther work i cotinng.Setiment：I aveenereda very googrou. M mento didnt ask me jus to h hr group ems orwas cvetin the lab。She nuragem to reaa o of pas nd t formmown eas。 It ishe who tis toteacme o be creatv。 has
