2008 Publications

344.  Huang H, Chen W, Chen S, Wee ATS

Bottom-up Growth of Epitaxial Graphene on 6H-SiC(0001)
ACS NANO Volume: 2 Issue: 12 Pages: 2513 Published: DEC 2008
[STM image appeared in Nature News 25 March 2009: Nature 458, 390-391 (2009): http://www.nature.com/news/2009/090325/full/458390a.html]

343. Wang L, Chen W, Wee ATS

Charge transfer across the molecule/metal interface using the core hole clock technique (Review)
SURFACE SCIENCE REPORTS Volume: 63 Issue: 11 Pages: 465-486 Published: NOV 30 2008

342. Yeong SH, Colombeau B, Mok KRC, Benistant F, Liu CJ, Wee ATS, Dong G, Chan L, Srinivasan MP

The impact of nitrogen co-implantation on boron ultra-shallow junction formation and underlying physical understanding
MATERIALS SCIENCE AND ENGINEERING B-ADVANCED FUNCTIONAL SOLID-STATE MATERIALS Volume: 154 Special Issue: Sp. Iss. SI Pages: 43-48 Published: DEC 5 2008

341. Gao XY, Chen S, Liu T, Chen W, Wee ATS, Nomoto T, Yagi S, Soda K, Yuhara J

Disorder beneath epitaxial graphene on SiC(0001): An x-ray absorption study
PHYSICAL REVIEW B Volume: 78 Issue: 20 Article Number: 201404 Published: NOV 2008

340. Chen W, Huang H, Chen S, Huang YL, Gao XY, Wee ATS

Molecular Orientation-Dependent Ionization Potential of Organic Thin Films
CHEMISTRY OF MATERIALS Volume: 20 Issue: 22 Pages: 7017�7021 Published: NOV 25 2008

339. Qi DC, Gao XY, Wang L, Chen S, Loh KP, Wee ATS

Tailoring the Electron Affinity and Electron Emission of Diamond (100) 2 x 1 by Surface Functionalization Using an Organic Semiconductor
CHEMISTRY OF MATERIALS Volume: 20 Issue: 21 Pages: 6871�6879 Published: NOV 11 2008
 

338. Ang PK, Chen W, Wee ATS, KP Loh
Solution-Gated Epitaxial Graphene as pH Sensor
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY Volume: 130 Issue: 44 Pages: 14392-+ Published: NOV 5 2008

337.  Chua LL, Wang S, Chia PJ, Chen L, Zhao LH, Chen W, Wee ATS, Ho PKH

Deoxidation of graphene oxide nanosheets to extended graphenites by "unzipping" elimination
JOURNAL OF CHEMICAL PHYSICS Volume: 129 Issue: 11 Article Number: 114702 Published: SEP 21 2008

(also highlighted in Virtual Journal of Nanoscale Science & Technology, September 29, 2008, Volume 18, Issue 13)

336. Rusydi A, Rauer R, Neuber G, Bastjan M, Mahns I, Muller S, Saichu P, Schulz B, Singer SG, Lichtenstein AI, Qi D, Gao X, Yu X, Wee ATS, Stryganyuk G, Dorr K, Sawatzky GA, Cooper SL, Rubhausen M

Metal-insulator transition in manganites: Changes in optical conductivity up to 22 eV
PHYSICAL REVIEW B Volume: 78 Issue: 12 Article Number: 125110 Published: SEP 2008

335. Wang S, Chia PJ, Chua LL, Zhao LH, Png RQ, Sivaramakrishnan S, Zhou M, Goh RGS, Friend RH, Wee ATS, Ho PKH

Band-like transport in surface-functionalized highly solution-processable graphene nanosheets
ADVANCED MATERIALS Volume: 20 Issue: 18 Pages: 3440-+ Published: SEP 17 2008

(Highlighted in Nature Publishing Group Asia Materials, 21 Oct 2008)

334. Chen W, Li H, Huang H, Fu YX, Zhang HL, Ma J, Wee ATS

Two-dimensional pentacene : 3,4,9,10-perylenetetracarboxylic dianhydride supramolecular chiral networks on Ag(111)
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY Volume: 130 Issue: 37 Pages: 12285-12289 Published: SEP 17 2008

333. Huang H, Chen W, Wee ATS

Low-temperature scanning tunneling microscopy investigation of epitaxial growth of F16CuPc thin films on Ag(111)
JOURNAL OF PHYSICAL CHEMISTRY C Volume: 112 Issue: 38 Pages: 14913-14918 Published: SEP 25 2008 (featured on journal cover)

332. Zilani MAK, Xu H, Wang XS, Yakovlev N, Wee ATS

Scanning tunneling microscopy study of higher-order Si(100)-c(8 x 8) surface reconstruction
JOURNAL OF PHYSICS-CONDENSED MATTER Volume: 20 Issue: 39 Article Number: 395003 Published: OCT 1 2008

331. Qune LFNA, Akiyama H, Nagahiro T, Tamada K, Wee ATS

Reversible work function changes induced by photoisomerization of asymmetric azobenzene dithiol self-assembled monolayers on gold
APPLIED PHYSICS LETTERS Volume: 93 Issue: 8 Article Number: 083109 Published: AUG 25 2008

(also highlighted in Virtual Journal of Nanoscale Science & Technology, September 8, 2008, Volume 18, Issue 10)

330. Liu T, Xu HR, Chin WS,  Yang P, Yong ZH, Wee ATS

Local structures of Zn1-xTMxO (TM = Co, Mn, and Cu) nanoparticles studied by X-ray absorption fine structure spectroscopy and multiple scattering calculations
JOURNAL OF PHYSICAL CHEMISTRY C Volume: 112 Issue: 35 Pages: 13410-13418 Published: SEP 4 2008
 

329. Pan H, Poh CK, Zhu Y, Xing G, Chin KC, Feng YP, Lin J, Sow CH, Ji W, Wee ATS

Novel CdS nanostructures: Synthesis and field emission
JOURNAL OF PHYSICAL CHEMISTRY C Volume: 112 Issue: 30 Pages: 11227-11230 Published: JUL 31 2008

328. Wang YY, Ni ZH, Yu T, Shen ZX, Wang HM, Wu YH, Chen W, Wee ATS

Raman studies of monolayer graphene: The substrate effect
JOURNAL OF PHYSICAL CHEMISTRY C Volume: 112 Issue: 29 Pages: 10637-10640 Published: JUL 24 2008

327. Hayazaki S, Matsui T, Zhang HL,  Chen W, Wee ATS, Yuhara J

Formation of bismuth nanodot in (4 x 4) vanadium oxide nanomesh on Pd(111)
SURFACE SCIENCE Volume: 602 Issue: 12 Pages: 2025-2028 Published: JUN 15 2008

326. Xie XN, Chung HJ, Bandyopadhyay D, Sharma A, Sow CH, Bettiol AA, Wee ATS

Two coexisting modes in field-assisted AFM nanopatterning of thin polymer films
MACROMOLECULAR CHEMISTRY AND PHYSICS Volume: 209 Issue: 13 Pages: 1358-1366 Published: JUL 3 2008

325. Ouyang T, Loh KP, Qi DC, Wee ATS, Nesladek M

Chemical bonding of fullerene and fluorinated fullerene on bare and hydrogenated diamond
CHEMPHYSCHEM Volume: 9 Issue: 9 Pages: 1286-1293 Published: JUN 23 2008

324. Che HJ, Chia PJ, Chua LL, Sivaramakrishnan S, Tang JC, Wee ATS, Chan HSO, Ho PKH

Robust reproducible large-area molecular rectifier junctions
APPLIED PHYSICS LETTERS Volume: 92 Issue: 25 Article Number: 253503 Published: JUN 23 2008

323. Chen W, Zhang HL, Huang H, Chen L, Wee ATS

Self-assembled organic donor/acceptor nanojunction arrays (featured on journal cover)
APPLIED PHYSICS LETTERS Volume: 92 Issue: 19 Article Number: 193301 Published: MAY 12 2008

(also highlighted in Nature Nanotechnology, July 2008, Vol. 3, p.375; Virtual Journal of Nanoscale Science & Technology, May 26, 2008, Volume 17, Issue 21)

322. Tan ETH, Ho GW, Wong ASW, Kawi S, Wee ATS

Gas sensing properties of tin oxide nanostructures synthesized via a solid-state reaction method
NANOTECHNOLOGY Volume: 19 Issue: 25 Article Number: 255706 Published: JUN 25 2008

321. Kushvaha SS, Xu H, Zhang HL, Wee ATS, Wang XS

Shape-controlled growth of indium and aluminum nanostructures on MoS2(0001)
JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY Volume: 8 Issue: 5 Pages: 2707-2712 Published: MAY 2008

320. Obraztsov AN, Tyurnina AV, Obraztsova EA, Zolotukhin AA, Liu BH, Chin KC, Wee ATS

Raman scattering characterization of CVD graphite films
CARBON Volume: 46 Issue: 6 Pages: 963-968 Published: MAY 2008

319. Tan DXM, Pey KL, Ong KK, Colombeau B, Ng CM, Yeong SH, Wee ATS, Liu CJ, Wang XC

Vacancy engineering by optimized laser irradiation in boron-implanted, preamorphized silicon substrate
APPLIED PHYSICS LETTERS Volume: 92 Issue: 20 Article Number: 203107 Published: MAY 19 2008

318. Varghese B, Reddy MV, Yanwu Z, Lit CS, Hoong TC, Rao GVS, Chowdari BVR, Wee ATS, Lim CT, Sow CH

Fabrication of NiO nanowall electrodes for high performance lithium ion battery
CHEMISTRY OF MATERIALS Volume: 20 Issue: 10 Pages: 3360-3367 Published: MAY 27 2008

317. Tang WS, Wu G, Liu T, Wee ATS, Yong CK, Xiong ZT, Hor ATS, Chen P

Cobalt-catalyzed hydrogen desorption from the LiNH2-LiBH4 system
DALTON TRANSACTIONS Issue: 18 Pages: 2395-2399 Published: 2008

316. Chen W, Zhang H, Huang H, Chen L, Wee ATS

Orientationally ordered C-60 on p-sexiphenyl nanostripes on Ag(111)
ACS NANO Volume: 2 Issue: 4 Pages: 693-698 Published: APR 2008

315. Zhang YP, Yong KS, Chan HSO, Xu GQ, Gao XY, Qi DC, Wang XS, Wee ATS

Surface phase transition of Cu/Si(111)-(5x5) by scanning tunnelling microscopy and photoemission study
JOURNAL OF PHYSICS D-APPLIED PHYSICS Volume: 41 Issue: 9 Article Number: 095306 Published: MAY 7 2008
 

314. Xie XN, Chung HJ, Bandyopadhyay D, Sharma A, Sow CH, Wee ATS

Micro/nanoscopic patterning of polymeric materials by atomic force microscope assisted electrohydrodynamic nanolithography (vol 103, art no 024307, 2008)
JOURNAL OF APPLIED PHYSICS Volume: 103 Issue: 6 Article Number: 069902 Published: MAR 15 2008 

313. Ni ZH, Chen W, Fan XF,  Kuo JL, Yu T, Wee ATS, Shen ZX

Raman spectroscopy of epitaxial graphene on a SiC substrate
PHYSICAL REVIEW B Volume: 77 Issue: 11 Article Number: 115416 Published: MAR 2008

312. Chen W, Huang H, Chen S, Gao XY, Wee ATS

Low-temperature scanning tunneling microscopy and near-edge X-ray absorption fine structure investigations of molecular orientation of copper(II) phthalocyanine thin films at organic heterojunction interfaces
JOURNAL OF PHYSICAL CHEMISTRY C Volume: 112 Issue: 13 Pages: 5036-5042 Published: APR 3 2008
 

311. Lim LTW, Wee ATS, O'Shea SJ

Effect of tip size on force measurement in atomic force microscopy
LANGMUIR 24 (6): 2271-2273 MAR 18 2008

310. Ko V, Teo KL, Liew T, Chong TC, Liu T, Wee ATS, Du AY, Stoffel M, Schmidt OG

Correlation of structural and magnetic properties of ferromagnetic Mn-implanted Si1-xGex films
JOURNAL OF APPLIED PHYSICS 103 (5): 053912 MAR 1 2008

(also highlighted in Virtual Journal of Nanoscale Science & Technology, March 24, 2008, Volume 17, Issue 12)
 

309. Liu T, Xu HR, Chin WS, Yong ZH, Wee ATS
Local structural evolution of co-doped ZnO nanoparticles upon calcination studied by in situ quick-scan XAFS

JOURNAL OF PHYSICAL CHEMISTRY C 112 (10): 3489-3495 MAR 13 2008
 

308. Poon SW, Chen W, Tok ES, Wee ATS
Probing epitaxial growth of graphene on silicon carbide by metal decoration

APPLIED PHYSICS LETTERS 92 (10): 104102 MAR 10 2008

307. Zhang HL, Chen W, Huang H, Chen L, Wee ATS

Preferential trapping of C-60 in nanomesh voids
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY 130 (9): 2720-+ MAR 5 2008

306. Qune LFNA, Makino K, Tamada K, Chen W, Wee ATS
Selective adsorption of L-tartaric acid on gemini-type self-assembled monolayers

JOURNAL OF PHYSICAL CHEMISTRY C 112 (8): 3049-3053 FEB 28 2008

305. Teo CH, Zhu YW, Gao XY, Wee ATS, Sow CH

Field emission from hybrid CuO and CuCO3 nanosystems
SOLID STATE COMMUNICATIONS 145 (5-6): 241-245 FEB 2008

304. Gao XY, Liu L, Qi DC, Chen S, Wee ATS, Ti OY, Loh KP, Yu X, Moser HO

Water-induced negative electron affinity on diamond (100)
JOURNAL OF PHYSICAL CHEMISTRY C 112 (7): 2487-2491 FEB 21 2008

303. Chen W, Chen S, Huang H, Qi DC, Gao XY, Wee ATS

Molecular orientation dependent interfacial dipole at the F16CuPc/CuPc organic heterojunction interface
APPLIED PHYSICS LETTERS 92 (6): 063308 FEB 11 2008

302. Chen L, Chen W, Huang H, Zhang HL, Yuhara J, Wee ATS

Tunable arrays of C-60 molecular chains
ADVANCED MATERIALS 20 (3): 484-+ FEB 4 2008

301. Zhang YP, Yong KS, Xu GQ, Gao XY, Wang XS, Wee ATS

Molecular anchor Cu-S formed on a thiophene mediated Si(111)-(7 x 7) surface
JOURNAL OF CHEMICAL PHYSICS 128 (4): 044706 JAN 28 2008

300. Xie XN, Chung HJ, Bandyopadhyay D, Sharma A, Sow CH, Wee ATS

Micro/nanoscopic patterning of polymeric materials by atomic force microscope assisted electrohydrodynamic nanolithography
JOURNAL OF APPLIED PHYSICS 103 (2): 024307 JAN 15 2008

299. Huang H, Chen W, Chen L, Zhang HL, Sen Wang X, Bao SN, Wee ATS

Zigzag C-60 chain arrays
APPLIED PHYSICS LETTERS 92 (2): 023105 2008 JAN 14 2008

298. Chin KC, Poh CK, Chong GL, Lin J, Sow CH, Wee ATS

Large area, rapid growth of two-dimensional ZnO nanosheets and their field emission performances
APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING 90 (4): 623-627 MAR 2008 

297. Zheng Y, Wee ATS, Ong YC,  Pey KL, Troadec C, O'Shea SJ, Chandrasekhar N

Localized breakdown in dielectrics and macroscopic charge transport through the whole gate stack: A comparative study
APPLIED PHYSICS LETTERS 92 (1): 012914 JAN 7 2008

296. Yeong SH, Colombeau B, Mok KRC, Benistant F, Liu CJ, Wee ATS, Chan L, Ramam A, Srinivasan MP
Understanding of carbon/fluorine co-implant effect on boron-doped junction formed during soak annealing
JOURNAL OF THE ELECTROCHEMICAL SOCIETY 155 (2): H69-H75 2008