For a complete list of publications see:
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Ji G, Zheng G, Zhao B, Song F, Zhang X, Shen K, Yang Y, Xiong Y, Gao X, Cao L and Qi DC (2017) Interfacial electronic structures revealed at the rubrene/CH3NH3PbI3 interface, Phys Chem Chem Phys., 19: 6546.

Zhong JQ, Zhou X, Yuan K, Wright CA, Tadich A, Qi DC, Li HX, Wu K, Xu GQ and Chen W (2017) Probing the effect of the Pt-Ni-Pt(111) bimetallic surface electronic structures on the ammonia decomposition reaction, Nanoscale, 9: 666.

Schenk AK, Tadich A, Sear MJ, Qi D, Wee ATS, Stacey A and Pakes CI (2016) The surface electronic structure of silicon terminated (100) diamond, Nanotechnology, 27(27): 275201.

Crawford KG, Cao L, Qi DC, Tallaire A, Limiti E, Verona C, Wee ATS and Moran DA (2016) Enhanced surface transfer doping of diamond by V2O5 with improved thermal stability, Appl Phys Lett., 108: 042103.

Cao L, Yang M, Li Y, Nerngchamnong N, Feng Y-P, Wee AT, Qi DC and Nijhuis CA (2016) Orbital dependent ultrafast charge transfer dynamics of ferrocenyl-functionalized SAMs on gold studied by core-hole clock spectroscopy, J Phys Condens Matter, 28(9): 094006.

Zhong J-Q, Wang Z, Zhang JL, Wright CA, Yuan K, Gu C, Tadich A, Qi D-C, Li HX, Lai M, Wu K, Xu GQ, Hu W, Li Z and Chen W (2015) Reversible tuning of interfacial and intramolecular charge transfer in individual MnPc molecules, Nano Lett., 15(12): 8091-98.

Zhao X-Y, Yang W, Li C, Wang X, Lim SL, Qi D-C, Wang R, Gao Z-Q, Mi B-X, Chen Z-K, Huang W and Deng W (2015) Effects of Damkhöler number of evaporation on the morphology of active layer and the performance of organic heterojunction solar cells fabricated by electrospray method, Sol Energy Mater Sol Cells, 134: 140-47.

Zhang JL, Wang Z, Zhong JQ, Yuan KD, Shen Q, Xu LL, Niu TC, Gu CD, Wright CA, Tadich A, Qi D-C, Li HX, Wu K, Xu GQ, Li Z and Chen W (2015) Single-molecule imaging of activated nitrogen adsorption on individual manganese phthalocyanine, Nano Lett., 15(5): 3181-88.

Wang F, Li G, Qi D-C, Wong IH-K and Li J (2015) Synthesis and characterization of the regiorandom homopolymer of 3-alkyldithieno[3,2-b:2',3'-d]thiophene for thin-film transistors, Polym Chem., 6: 459-65.

Zhao X-Y, Wang X, Lim SL, Qi D-C, Wang R, Gao Z, Mi B, Chen Z-K, Huang W and Deng W (2014) Enhancement of the performance of organic solar cells by electrospray deposition with optimal solvent system, Sol Energy Mater Sol Cells, 121: 119-25.

Wimbush KS, Fratila RM, Wang D, Qi D-C, Liang C, Yuan L, Yakovlev N, Loh KP, Reinhoudt DN, Velders AH and Nijhuis CA (2014) Bias induced transition from an ohmic to a non-ohmic interface in supramolecular tunneling junctions with Ga2O3/EGaIn top electrodes, Nanoscale, 6(19): 11246-58.

Cao L, Wang Y-Z, Zhong J-Q, Han Y-Y, Zhang W-H, Yu X-J, Xu F-Q, Qi D-C and Wee ATS (2014) Molecular orientation and site dependent charge transfer dynamics at PTCDA/TiO2(110) interface revealed by resonant photoemission spectroscopy, J Phys Chem C, 118(8): 4160-66.

Cao L, Gao X-Y, Wee ATS and Qi D-C (2014) Quantitative femtosecond charge transfer dynamics at organic/electrode interfaces studied by core-hole clock spectroscopy, Adv Mater., 26(46): 7880-88.

Asmara TC, Wang X, Santoso I, Zhang Q, Shirakawa T, Qi D-C, Kotlov A, Motapothula M, Breese MH, Venkatesan T, Yunoki S, Rubhausen M, Ariando and Rusydi A (2014) Large spectral weight transfer in optical conductivity of SrTiO3 induced by intrinsic vacancies, J Appl Phys., 115: 213706.

Russell SA, Cao L, Qi D-C, Tallaire A, Crawford KG, Wee ATS and Moran DA (2013) Surface transfer doping of diamond by MoO3: a combined spectroscopic and hall measurement study, Appl Phys Lett., 103: 202112.

Qi D-C, Su H, Bastjan M, Jurchescu OD, Palstra TM, Wee ATS, Rübhausen M and Rusydi A (2013) Observation of Frenkel and charge transfer excitons in pentacene single crystals using spectroscopic generalized ellipsometry, Appl Phys Lett., 103: 113303.

Qi D-C, Barman AR, Debbichi L, Dhar S, Santoso I, Asmara TC, Omer H, Yang K, Krüger P, Wee ATS, Venkatesan T and Rusydi A (2013) Cationic vacancies and anomalous spectral-weight transfer in Ti1−xTaxO2 thin films studied via polarization-dependent near-edge x-ray absorption fine structure spectroscopy, Phys Rev B, 87: 245201.

Nerngchamnong N, Yuan L, Qi D-C, Li J, Thompson D and Nijhuis CA (2013) The role of van der Waals forces in the performance of molecular diodes, Nat Nanotech., 8(2): 113-18.

Cao L, Wang Y-Z, Qi D-C, Zhong J-Q, Wee ATS and Gao X-Y (2013) Modification of PTCDA/Co interfacial electronic structures using Alq3 buffer layer, J Phys Chem C, 117(48): 25636-42.

Zhong S, Zhong JQ, Wang XZ, Huang MY, Qi D-C, Chen ZK and Chen W (2012) Investigation of interface properties for ClAlPc/C60 heterojunction-based inverted organic solar cell, J Phys Chem C, 116(3): 2521-26.

Zhong S, Zhong JQ, Mao HY, Wang R, Wang Y, Qi D-C, Loh KP, Wee AT, Chen ZK and Chen W (2012) CVD graphene as interfacial layer to engineer the organic donor-acceptor heterojunction interface properties, ACS Appl Mater Interfaces, 4(6): 3134-40.

Wang Y-Z, Cao L, Qi D-C, Chen W, Wee ATS and Gao X-Y (2012) Tuning the interfacial hole injection barrier between p-type organic materials and Co using a MoO3 buffer layer, J Appl Phys., 112: 033704.

Rusydi A, Dhar S, Barman AR, Ariando, Qi D-C, Motapothula M, Yi JB, Santoso I, Feng YP, Yang K, Dai Y, Yakovlev NL, Ding J, Wee AT, Neuber G, Breese MB, Ruebhausen M, Hilgenkamp H and Venkatesan T (2012) Cationic-vacancy-induced room-temperature ferromagnetism in transparent, conducting anatase Ti1-xTaxO2 (x~0.05) thin films, Philos Trans R Soc A, 370(1977): 4927-43.

Zhong JQ, Mao HY, Wang R, Qi D-C, Cao L, Wang YZ and Chen W (2011) Effect of gap states on the orientation-dependent energy level alignment at the DIP/F16CuPc donor–acceptor heterojunction interfaces, J Phys Chem C, 115(48): 23922-28.

Yang H, Yang S-H, Qi D-C, Rusydi A, Kawai H, Saeys M, Leo T, Smith DJ and Parkin SSP (2011) Negative tunneling magnetoresistance by canted magnetization in MgO/NiO tunnel barriers, Phys Rev Lett., 106(16): 167201.

Xie L, Wang X, Lu J, Ni Z, Luo Z, Mao H, Wang R, Wang Y, Huang H, Qi D-C, Liu R, Yu T, Shen Z, Wu T, Peng H, Oezyilmaz B, Loh K, Wee ATS, Ariando and Chen W (2011) Room temperature ferromagnetism in partially hydrogenated epitaxial graphene, Appl Phys Lett., 98: 193113.

Wong SL, Huang H, Wang Y, Cao L, Qi D-C, Santoso I, Chen W and Wee ATS (2011) Quasi-free-standing epitaxial graphene on SiC (0001) by fluorine intercalation from a molecular source, ACS Nano, 5(9): 7662-68.

Wang Y, Yang M, Qi D-C, Chen S, Chen W, Wee A and Gao X (2011) A synchrotron-based photoemission study of the MoO3/Co interface, J Chem Phys., 134(3): 034706.

Wang R, Mao HY, Huang H, Qi D-C and Chen W (2011) Scanning tunneling microscopy and photoelectron spectroscopy investigation of the sexithiophene:C60 donor-acceptor nanostructure formation on graphite, J Appl Phys., 109: 084307-5.

Santoso I, Gogoi PK, Su HB, Huang H, Lu Y, Qi D-C, Chen W, Majidi MA, Feng YP, Wee ATS, Loh KP, Venkatesan T, Saichu RP, Goos A, Kotlov A, Ruebhausen M and Rusydi A (2011) Observation of room-temperature high-energy resonant excitonic effects in graphene, Phys Rev B, 84: 081403(R).

Mao HY, Wang R, Wang Y, Niu TC, Zhong JQ, Huang MY, Qi D-C, Loh KP, Wee ATS and Chen W (2011) Chemical vapor deposition graphene as structural template to control interfacial molecular orientation of chloroaluminium phthalocyanine, Appl Phys Lett., 99: 093301.

Mao H, Bussolotti F, Qi D-C, Wang R, Kera S, Ueno N, Wee A and Chen W (2011) Mechanism of the fermi level pinning at organic donor-acceptor heterojunction interfaces, Org Electron., 12(3): 534-40.

Herng T, Wong M, Qi D-C, Yi J, Kumar A, Huang A, Kartawidjaja F, Smadici S, Abbamonte P, Sanchez-Hanke C, Shannigrahi S, Xue J, Wang J, Feng Y, Rusydi A, Zeng K and Ding J (2011) Mutual ferromagnetic-ferroelectric coupling in multiferroic copper-doped ZnO, Adv Mater., 23(14): 1635-40.

Chen W, Qi D-C, Huang H, Gao X and Wee A (2011) Organic-organic heterojunction interfaces: effect of molecular orientation, Adv Funct Mater., 21(3): 410-24.

Cao L, Wang YZ, Chen TX, Zhang WH, Yu XJ, Ibrahim K, Wang JO, Qian HJ, Xu FQ, Qi D-C and Wee AT (2011) Charge transfer dynamics of 3,4,9,10-perylene-tetracarboxylic-dianhydride molecules on Au(111) probed by resonant photoemission spectroscopy, J Chem Phys., 135(17): 174701.

Cao L, Wang Y, Zhong J, Han Y, Zhang W, Yu X, Xu F, Qi D-C and Wee ATS (2011) Electronic structure, chemical interactions and molecular orientations of 3,4,9,10-perylene-tetracarboxylic-dianhydride on TiO2(110), J Phys Chem C, 115(50): 24880-87.

Yong ZH, Liu T, Uruga T, Tanida H, Qi D-C, Rusydi A and Wee ATS (2010) Ti-doped ZnO thin films prepared at different ambient conditions: electronic structures and magnetic properties, Materials, 3(6): 3642-53.

Wang Y, Qi D-C, Chen S, Mao H, Wee A and Gao X (2010) Tuning the electron injection barrier between Co and C60 using Alq3 buffer layer, J Appl Phys., 108: 103719.

Song X, Wang L, Fan Q, Wu Y, Wang H, Liu C, Liu N, Zhu J, Qi D-C, Gao X and Wee A (2010) Role of oxygen incorporation in electronic properties of rubrene films, Appl Phys Lett., 97(3): 032106.

Shi C, Wei C, Han H, Gao X, Qi D-C, Wang Y and Wee A (2010) Template-directed molecular assembly on silicon carbide nanomesh: comparison between CuPc and pentacene, ACS Nano, 4(2): 849-54.

Rusydi A, Ku W, Schulz B, Rauer R, Mahns I, Qi D-C, Gao X, Wee A, Abbamonte P, Eisaki H, Fujimaki Y, Uchida S and Rubhausen M (2010) Experimental observation of the crystallization of a paired holon state, Phys Rev Lett., 105(2): 026402.

Qi D-C, Sun J, Gao X, Wang L, Chen S, Loh K and Wee A (2010) Copper phthalocyanine on hydrogenated and bare diamond (001)-2 × 1: Influence of interfacial interactions on molecular orientations, Langmuir, 26(1): 165-72.

Herng T, Qi D-C, Berlijn T, Yi J, Yang K, Dai Y, Feng Y, Santoso I, Sanchez-Hanke C, Gao X, Wee A, Ku W, Ding J and Rusydi A (2010) Room-temperature ferromagnetism of Cu-doped ZnO films probed by soft x-ray magnetic circular dichroism, Phys Rev Lett., 105: 207201.

Chen W, Chen S, Ni Z, Huang H, Qi D-C, Gao X, Shen Z and Wee A (2010) Band-bending at the graphene-SiC interfaces: effect of the substrate, Japanese J Appl Phys., 49: 01AH05.