Publications

Journal Publications

2017

286       Y. Li, P. Li, and Z.H. Lu "Mapping Energy Levels for Organic Heterojunctions" Adv. Mater. (Published Online) (2017).

285       X. Wang, T. Peng, C. Nguyen, Z.H. Lu, N. Wang, W. Wu, and S. Wang "Highly Efficient Deep‐Blue Electrophosphorescent Pt (II) Compounds with Non‐Distorted Flat Geometry: Tetradentate versus Macrocyclic Chelate Ligands" Adv. Funct. Mater. 27, 1604318 (2017).

284       C. Nguyen, G. Ingram, and Z.H. Lu "Quantifying Inter-Dopant Exciton Processes in Organic Light Emitting Diodes" Journal of Physical Chemistry C121, 3304-3309 (2017).

283       E.S. Thibau, A. Llanos, and Z.H. Lu "Disruptive and reactive interface formation of molybdenum trioxide on organometal trihalide perovskite" Appl. Phys. Lett. 110, 081604 (2017).

282       T. Zhang, D.K. Wang, N. Jiang, and Z.H. Lu "Stacking multiple connecting functional materials in tandem organic light-emitting diodes" Sci. Rep. 7, 43130 (2017).

281       H. Tan, A. Jain, O. Voznyy, X. Lan, F. García de Arquer, J.Z Fan, R. Quintero-Bermudez, M. Yuan, B. Zhang, Y. Zhao, F. Fan, P. Li, L. Quan, Y.B. Zhao, Z.H. Lu, Z. Yang, S. Hoogland, and E.H. Sargent "Efficient and stable solution-processed planar perovskite solar cells via contact passivation" Science 355, 722 (2017).

280       Q. Deng, A.J. He, J. Pei, C. Fan, C. Li, B. Cao, S.H. Lu, J. Li "Exploitation of redox-active 1,4-dicyanobenzene and 9,10-dicyanoanthracene as the organic electrode materials in rechargeable lithium battery" Electrochem. Commun. 75, 29-32 (2017).

2016

279       Y. Xiang, S. Gong, Y. Zhao, X. Yin, Z. Luo, K. Wu, Z.H. Lu, C. Yang "Asymmetric-triazine-cored triads as thermally activated delayed fluorescence emitters for high-efficiencyyellow OLEDs with slow efficiency roll-off" J. Mater. Chem. C 4, 9998 (2016).

278       X. Wang, T. Peng, C. Nguyen, Z.H. Lu, N. Wang, W. Wu, Q. Li, S. Wang "Highly Efficient Deep-Blue Electrophosphorescent Pt(II) Compounds with Non-Distorted Flat Geometry Tetradentate versus Macrocyclic Chelate Ligands" Adv. Funct. Mater. 11(0), 1-12 (2016).

277       A. Llanos, E.S. Thibau, Z.H. Lu "Abnormal thin film structures in vapor-phase deposited methylammonium lead iodide perovskite" J. Vac. Sci. Technol. 34(6), 060601 (2016).

276       Y. Li, P. Li, Z.H. Lu "Molecular Orientation and Energy Levels at Organic Interfaces" Adv. Elec. Mater. 2(11), 1600306 (2016).

275       S.J. He, D.K. Wang, N. Jiang, and Z.H. Lu "Nonradiative Charge-Transfer Exciton Recombination at Organic Heterojunctions" J. Phys. Chem. C 120 (38), 21325-21329 (2016).

274       J.S. Castrucci, R.K. Garner, J.D. Dang, E. Thibau, Z.H. Lu, and T.P. Bender "Characterization of μ-oxo-(BsubPc)2 in Multiple Organic Photovoltaic Device Architectures: Comparing Against and Combining with Cl-BsubPc." ACS Appl. Mater. Interfaces 8(37), 24712-24721 (2016).

273       X. Liu, J. Qiu, Z. Wang, Y. Liu, Z. Wang, Z. Liu, Z. Bian, Z.H. Lu, C. Huang "High efficiency organic light-emitting diodes with in situ synthesized Cu(I) complex emitter: How to do chemical reaction in a vacuum chamber?" Org. Elec. 37, 421–427 (2016).

272       S.K. Mellerup, K. Yuan, C. Nguyen, Z.H. Lu, S. Wang "Donor-Appended N,C-Chelate Organoboron Compounds: Influence of Donor Strength on Photochromic Behaviour" Chem. Eur. J. 22(35), 12464-12472 (2016).

271       J. Pan, L.N. Quan, Y. Zhao, W. Peng, B. Murali, S.P. Sarmah, M. Yuan, L. Sinatra, N. M. Ayami, J. Liu, E. Yassitepe, Z. Yang, O. Voznyy, R. Comin, M.N. Hedhili, O.F. Mohammed, Z.H. Lu, D.H. Kim, E.H. Sargent, and O.M. Bakr "Highly Efficient Perovskite-Quantum-Dot Light-Emitting Diodes by Surface Engineering" Adv. Mater. 28(39), 8718–8725 (2016).

270       S.J. He and Z.H. Lu "Ultralow-voltage Auger-electron-stimulated organic light-emitting diodes" J. Photon. Energy 6(3), 036001 (2016).

269       M. Yuan, L.N. Quan, R. Comin, G. Walters, R. Sabatini, O. Voznyy, S. Hoogland, Y. Zhao, E.M. Beauregard, P. Kanjanaboos, Z.H. Lu, D.H. Kim, and E.H. Sargent "Perovskite energy funnels for efficient light-emitting diodes" Nature Nanotechnology 11, 872–877 (2016).

268       G.L. Ingram, C. Nguyen, Z.H. Lu "Long-Range Energy Transfer and Singlet-Exciton Migration in Working Organic Light-Emitting Diodes" Phys. Rev. App. 5, 064002 (2016).

267       X.L. Zheng, C.T. Dinh, F.P.G. de Arquer, B. Zhang, M. Liu, O. Voznyy, Y.L. Li, G. Knight, S. Hoogland, Z.H. Lu, X.W. Du, and E.H. Sargent "ZnFe2 O4 Leaves Grown on TiO2 Trees Enhance Photoelectrochemical Water Splitting" Small 12(23), 3181-3188 (2016).

266       M.X. Liu, F.P.G de Arquer, Y.Y. Li, X.Z. Lan, G.H. Kim, O. Voznyy, L.K. Jagadamma, A.S. Abbas, S. Hoogland, Z.H. Lu "Double-sided Junctions Enable High- Performance Colloidal-Quantum-Dot Photovoltaics" Adv. Mater. 28(21), 4142-4148 (2016).

265       L. Yu, D. Luo, H. Wang, T. Zou, L. Luo, Z. Qiao, Y. Yang, J. Zhao, T. He, Z. Liu, and Z.H. Lu "Highly conductive Zinc-Tin-Oxide buffer layer for inverted polymer solar cells" Org. Elec. 33, 156–163 (2016).

264       J.D. Dang, D.S. Josey, A.J. Lough, Y. Li, A. Sifate, Z.H. Lu, and T.P. Bender "The mixed alloyed chemical composition of chloro-(chloro) n-boron subnaphthalocyanines dictates their physical properties and performance in organic photovoltaic devices" J. Mater. Chem. A 4, 9566-9577 (2016).

263       K. Wu, T. Zhang, L. Zhan, C. Zhong, S. Gong, N. Jiang, Z.H. Lu, and C. Yang "Optimizing Optoelectronic Properties of Pyrimidine‐Based TADF Emitters by Changing the Substituent for Organic Light‐Emitting Diodes with External Quantum Efficiency Close to 25% and Slow Efficiency Roll‐Off" Chem. Eur. J. (Published Online) (2016).

262       K. Wu, T. Zhang, L. Zhan, C. Zhong, S. Gong, Z.H. Lu, and C. Yang "Tailoring Optoelectronic Properties of Phenanthroline-Based Thermally Activated Delayed Fluorescence Emitters through Isomer Engineering" Adv. Opt. Mater. (Published Online) (2016).

261       V. Adinolfi, M. Yuan, R. Comin, E.S. Thibau, D. Shi, M.I. Saidaminov, P. Kanjanaboos, D. Kopilovic, S. Hoogland, Z.H. Lu, O.M. Bakr, and E.H. Sargent "The In-Gap Electronic State Spectrum of Methylammonium Lead Iodide Single-Crystal Perovskites" Adv. Mater. (Published Online) (2016).

260       R. White, E.S. Thibau, and Z.H. Lu "Interface Structure of MoO3 on Organic Semiconductors" Sci. Rep. 6, 21109 (2016).

259       T. Zhang, S.J. He, D.K. Wang, J. Nan, and Z.H. Lu "A Multi-zoned White Organic Light-emitting Diode with High CRI and Low Color Temperature" Sci. Rep. 6, 20517 (2016).

258       E.S. Thibau, A. Llanos, and Z.H. Lu, "A Simple Rule for Determining the Band Offsets at CH3NH3PbI3/Organic Semiconductor Heterojunctions" Appl. Phys. Lett. 108, 021602 (2016).

257       S.J. He, D.K. Wang, N. Jiang, J.S. Tse, and Z.H. Lu "Tunable Excitonic Processes at Organic Heterojunctions" Adv. Mater. 28, 649-654 (2016).

2015

256       S. Wang, D.T. Yang, J. Lu, H. Shimogawa, S. Gong, X. Wang, S.K. Mellerup, A. Wakamiya, Y.L. Chang, C. Yang, and Z.H. Lu "In Situ Solid-State Generation of (BN)2-Pyrenes and Electroluminescent Devices" Angew. Chem. 54(50), 15074–15078 (2015).

255       C. D.T. Tran, Y. Liu, E. S. Thibau, A. Lllanos, and Z.H. Lu "Stability of organometal perovskites with organic overlayers" AIP Adv. 5, 087185 (2015).

254       D.Luo, L. Yu, H. Wang, T. Zou, L. Luo, Z. Liu, and Z.H. Lu "Cubic structure of the mixed halide perovskite CH3NH3PbI3-xClx via thermal annealing" RSC Adv. 5, 85480-85485 (2015).

253        J.S. Castrucci, D.S. Josey, E. Thibau, Z.H. Lu, T.P. Bender "Boron Subphthalocyanines as Triplet Harvesting Materials within Organic Photovoltaics" J. Phys. Chem. Lett. 6 (15), 3121–3125 (2015).

252        B. Sun, W. Hong, E.S. Thibau, H. Aziz, Z.H. Lu, Y. Li "Polyethylenimine (PEI) As an Effective Dopant To Conveniently Convert Ambipolar and p-Type Polymers into Unipolar n-Type Polymers" ACS Appl. Mater. Interfaces, 7(33), 18662–18671 (2015).

251        G. Ingram, C. Nguyen, Z.H. Lu "Exciton management for high brightness in organic light-emitting diodes" J. Photon. Energy. 5(1), 050998 (2015).

250        R. Comin, G. Walters, E.S. Thibau, O. Voznyy, Z.H. Lu, and E.H. Sargent "Structural, optical, and electronic studies of wide-bandgap lead halide perovskites" J. Mater. Chem. C, 3, 8839-8843 (2015).

249        F. Fan, P. Kanjanaboos, M. Saravanapavanantham, E. Beauregard, G. Ingram, E. Yassitepe, M. Adachi, O. Voznyy, A. Johnson, G. Walters, G.H. Kim, Z.H. Lu, and E. Sargent "Colloidal CdSe1–xSx Nanoplatelets with Narrow and Continuously-Tunable Electroluminescence" Nano Lett. 15(7), 4611-4615 (2015).

248        S.J. He, D.K. Wang, N. Jiang, J. Zhang, and Z.H. Lu "Auger-Electron-Stimulated Organic Electroluminescence at Ultralow Voltages Below the Energy Gap" Phys. Rev. Applied 3, 054011 (2015).

247        T. Ni, X. Liu, T. Zhang, H. Bao, G. Zhan, N. Jiang, J. Wang, Z. Liu, Z. Bian, Z.H. Lu, and C. Huang "Red emissive organic light-emitting diodes based on codeposited inexpensive CuI complexes" J. Mater. Chem. C 3, 5835-5843 (2015).

246        J.X. Man, D.Y. Luo, L.M. Yu, D.K. Wang, Z. Liu, and Z.H. Lu "Ultrathin optical design for organic photovoltaic cells" Opt. Comm. 342, 184-188 (2015).

245        B. Lessard, R. White, M. Al-Amar, T. Plint, J. Castrucci, D. Josey, Z.H. Lu, T. Bender "Assessing the Potential Roles of Silicon and Germanium Phthalocyanines in Planar Heterojunction Organic Photovoltaic Devices and How Pentafluoro Phenoxylation Can Enhance π–π Interactions and Device Performance" ACS Appl. Mater. Interfaces 7(9), 5076–5088 (2015).

244        B. Lessard, M. Al-Amar, T. Grant, R. White, Z.H. Lu, and T. Bender "From chloro to fluoro, expanding the role of aluminum phthalocyanine in organic photovoltaic devices" J. Mater. Chem. A 3, 5047-5053 (2015).

243        S.B. Ko, H.J. Park, S. Gong, X. Wang, Z.H. Lu, and S. Wang "Blue phosphorescent N-heterocyclic carbene chelated Pt(ii) complexes with an α-duryl-β-diketonato ancillary ligand" Dalton Trans. 44, 8433-8443 (2015).

242        T. Stock, T. Ogundimu, J.M. Baribeau, Z.H. Lu, and J. Nogami "CuPc:C60 nanocomposite: A pathway to control organic microstructure and phase transformation" Phys. Stat. Solid. 252(3), 545–552 (2015).

2014

241        P.R. Huang, Y. He, C. Cao, and Z.H. Lu "Impact of lattice distortion and electron doping on α-MoO3 electronic structure" Sci. Rep. 4, 7131 (2014).

240        B. Sun, W. Hong, E. Thibau, H. Aziz, Z.H. Lu, and Y. Li "Facile conversion of polymer organic thin film transistors from ambipolar and p-type into unipolar n-type using polyethyleneimine (PEI)-modified electrodes" Org. Elec 15(12), 3787–3794 (2014).

239        S.J. He, R. White, D.K. Wang, J. Zhang, N. Jiang, and Z.H. Lu "A simple organic diode structure with strong rectifying characteristics" Org. Elec 15(11), 3370–3374 (2014).

238        F.Wei, T. Zhang, X. Liu, X. Li, N. Jiang, Z. Liu, Z. Bian, Y. Zhao, Z.H. Lu, and C. Huang "Efficient nondoped organic light-emitting diodes with CuI complex emitter" Org. Elec. 15(11), 3292-3297 (2014).

237        X. Wang, S.L. Gong, D. Song, Z.H. Lu, and S. Wang "Highly Efficient and Robust Blue Phosphorescent Pt(II) Compounds with a Phenyl-1,2,3-triazolyl and a Pyridyl-1,2,4-triazolyl Chelate Core" Adv. Fun. Mater. 24(46), 7257–7271 (2014).

236        Y.L. Chang, Y.L Rao, S. Gong, G.L. Ingram, S. Wang, and Z.H. Lu "Exciton-Stimulated Molecular Transformation in Organic Light-Emitting Diodes" Adv. Mater. 26(39), 6729–6733 (2014).

235        F. Wei, J. Qiu, X. Liu, J. Wang, H. Wei, Z. Wang, Z. Liu, Z. Bian, Z.H. Lu, Y. Zhao, and C. Huang "Efficient orange-red phosphorescent organic light-emitting diodes using an in situ synthesized copper(I) complex as the emitter" J. Mater. Chem. 2(31), 6333-6341 (2014).

234        J.S. Castrucci, J.D. Dang, B.A. Kamino, A. Campbell, D. Pitts, Z.H. Lu, and T.P. Bender "Considerations for the Physical Vapor Deposition of High Molar Mass Organic Compounds" Vacuum 109, 26–33 (2014).

233        G.L. Ingram and Z.H. Lu "Design Principles for Highly Efficient Organic Light-Emitting Diodes" J. Photon. Energy. 4(1), 040993 (2014).

232        N. Beaumont, J.S. Castrucci, P. Sullivan, G.E. Morse, A.S. Paton, Z.H. Lu, T.P. Bender, and T.S. Jones "Acceptor Properties of Boron Subphthalocyanines in Fullerene Free Photovoltaics", J. Phys. Chem. C 118(27), 14813–14823 (2014).

231        Y.L. Chang, S. Gong, X. Wang, R. White, C. Yang, S. Wang, and Z.H. Lu "Highly efficient greenish-blue platinum-based phosphorescent organic light-emitting diodes on a high triplet energy platform", Appl. Phys. Lett. 104, 173303 (2014).

230        X.C. Liu, T. Zhang, T.C. Ni, N. Jiang, Z.W. Liu, Z.Q. Bian, Z.H. Lu and C.H. Huang "Co-deposited Cu(I) Complex for Tri-layered Yellow and White Organic Light-Emitting Diodes", Adv. Funct. Mater. 24(34), 5385–5392 (2014).

229        X. Wang, Y.L. Chang, J.S. Lu, T. Zhang, Z.H. Lu and S. Wang "Bright blue and white electrophosphorescent Triarylboryl-Functionalized C^N-Chelate Pt(II) Compounds: Impact of intramolecular hydrogen bonds and ancillary ligands", Adv. Funct. Mater. 24(13), 1911–1927 (2014).

228        D. Y. Luo, L. M. Yu, J. X. Man, Z. Liu, and Z. H. Lu "A nanocomposite interconnecting layer for tandem small molecular organic photovoltaic cells", Appl. Phys. Lett. 104, 123301 (2014).

227        Z. Liu, J. Qiu, F. Wei, J. Wang, X. Liu, M. G. Helander, S. Rodney, Z. Wang, Z. Bian, Z. H. Lu, M. E. Thompson and C. Huang "Simple and High Efficiency Phosphorescence Organic Light-Emitting Diodes with Codeposited Copper(I) Emitter", Chem. Mater. 26(27), 2368–2373 (2014).

226        G.L. Ingram, Y.L. Chang and Z.H. Lu "Probing the Exciton distribution in Organic Light Emitting Diodes Using Long Range Energy Transfer", Can. J. Phys. 92(7/8), 845-848 (2014).

225        S. Gong, Y.L. Chang, K.Wu, R.T. White, Z.H. Lu, D. Song and C. Yang "High-Power-Efficiency blue electrophosphorescence enabled by the synergistic combination of phosphine-oxide-based host and electron-transporting materials", Chem. Mater. 26(3), 1463–1470 (2014).

224        L.Chai, R.T. White, M.T. Greiner and Z.H. Lu "Experimental demonstration of the universal energy level alignment rule at oxide/organic semiconductor interfaces", Phys. Rev. B 89(3), 035202-035208 (2014).

223        T. Zhang, S.J. He, D.K. Wang, N. Jiang, Z.H. Lu "Application of Compound Blue for White OLED", Can. J. Phys. 92(7/8), 947-950 (2014).

2013

222        T. L. Liu, N. Jiang, D.K. Wang, D.Y. Luo, L.M. Yu, R. White and Z.H. Lu "Formation of Metal-like junction at Indium Tin Oxide/C60 Interface", J. Electrochem. Soc. 161(1), H21-H24 (2014).

221        S.P. Wu, Y. Kang, T.L. Liu, Z.H. Jin and Z.H. Lu "Response to "Comment on 'Formation of charge-transfer-complex in organic:metal oxides systems'"", Appl. Phys. Lett. 103, 186101 (2013).

220        L.-M.Yu, D.-Y.Luo, J.-J.Li, J.-X.Man, Z.-H.Lu and Z.Liu "The carrier mobility obtained by admittance spectroscopy using an equivalent circuit", AMM 320, 707-712 (2013).

219        P. R. Huang, Y. He, C. Cao and Z. H. Lu "The origin of the high work function of chlorinated indium tin oxide", NPG Asia Materials 5(8), e57-e63 (2013).

218        S. J. He, Z. B. Wang, D. K. Wang, N. Jiang, and Z. H. Lu "Highly efficient blue fluorescent organic light-emitting diodes with a high emitter/host ratio", Appl. Phys. Lett. 103(8), 083301-083304 (2013).

217       M.T. Greiner and Z.H. Lu "Thin-film metal oxides in organic semiconductor devices: their electronic structures, work functions and interfaces", NPG Asia Materials 5, e55 (2013).

216       D.Y. Luo, L.M. Yu, J.X. Man, T.L. Liu, J.J. Li, T. Xu, Z. Liu, Z.B. Wang and Z.H. Lu "A bi-functional structure with tunable electrical and optical properties for organic photovoltaic cells", J. Appl. Phys. 113, 224506 (2013).

215       S.P. Wu, Y.Kang, T.L. Liu, Z.H. Jin, N. Jiang and Z.H. Lu "Formation of charge-transfer-complex in organic:metal oxides systems", Appl. Phys. Lett. 102, 163304 (2013).

214       Y.-L. Chang and Z.-H. Lu "White Organic Light-Emitting Diodes for Solid-State Lighting", J. Display Technol. 9(6), 459-468 (2013).

213       W.M. Tang, W.T. Ng, M.T. Greiner, J. Qiu, M. G. Helander and Z.H. Lu "Comparison of CuPc-based organic thin-film transistors made by different dielectric structures", J. Vac. Sci. Technol. B 31, 012201 (2013).

212       Z.W. Liu, M. G. Helander, Z.B. Wang and Z.H. Lu "Highly efficient two-component phosphorescent organic light-emitting diodes based on direct hole injection into dopant and gradient doping", Org. Electron. 14(3), 852-857 (2013).

211       Y.-L. Chang, B. A. Kamino, Z. Wang, M. G. Helander, Y. Rao, L. Chai, S. Wang, T. P. Bender and Z.-H. Lu "Highly efficient Greenish-Yellow Phosphorescent Organic Light-Emitting Diodes Based on Interzone Exciton Transfer", Adv. Funct. Mater. 23(25), 3204-3211 (2013).

210       Y. Kang, Y.-L. Chang, J.-S. Lu, S.-B. Ko, Y. Rao, M. Varlan, Z.-H. Lu, and S. Wang, "Highly efficient blue phosphorescent and electroluminescent Ir(III) compounds", J. Mater. Chem. C 1(3), 441-450 (2013).

209       Y.-L. Chang, S. Yin, Z. Wang, M.G. Helander, J. Qiu, L. Chai, Z. Liu, G.D. Scholes, and Z.H. Lu, "High efficiency warm white organic light-emitting diodes by triplet exciton conversion", Adv. Func. Mater. 23(6), 705-712 (2013).

208       M.T Greiner, L. Chai, M.G. Helander, W.-M. Tang, and Z.-H. Lu, "Metal/metal-oxide interfaces: How metal contacts affect the work function and band structure of MoO3", Adv. Func. Mater 23(2), 215-226 (2013).

2012

207        Y.-L.Chang, D.P.Puzzo, Z.Wang, M.G. Helander, J.Qiu, J.Castrucci and Z.H.Lu "Improving the efficiency of red phosphorescent organic light emitting diodes by exciton management", Phys. Status Solidi C 9, 2537 (2012).

206        D.Ban, J.Chen, J.Tao, M.G.Helander, Z.Wang, J.Qiu, Z.H.Lu "Organic/inorganic hybrid optical upconversion devices for near-infrared imaging", Phys. Status Solidi C 9, 2594 (2012).

205       M.L Mastronardi, E.J. Henderson, D.P. Puzzo, Y. Chang, Z.B. Wang, M.G. Helander, J. Jeong, N.P. Kherani, Z. Lu, and G.A. Ozin, "Silicon Nanocrystal OLEDs: Effect of Organic Capping Group on Performance", Small 8, 3647 (2012).

204       Z.M. Hudson, C. Sun, M.G. Helander, Y.-L. Chang, Z.-H. Lu, and S. Wang, "Highly Efficient Blue Phosphorescence from Triarylboron-Functionalized Platinum(II) Complexes of N-Heterocyclic Carbenes", J. Am. Chem. Soc. 134, 13930 (2012).

203       Y.-L. Rao, D. Schoenmakers, Y.-L. Chang, J.-S. Lu, Z.-H. Lu, Y. Kang, and S. Wang, "Bluish-Green BMes2-Functionalized Pt(II) Complexes for High Efficiency PhOLEDs: Impact of the BMes2 Location on Emission Color", Chem. Eur. J. 18, 11306 (2012).

202       R. Tan, Z.-B. Wang, Y. Li, J. Kozera, Z.-H. Lu, and D. Song, "Syntheses, structures, and luminescent properties of dipyridylamine-functionalized anthracene and its complexes", Inorg. Chem. 51, 7039 (2012).

201       M.T Greiner, L. Chai, M.G. Helander, W.-M. Tang, and Z.-H. Lu, "Transition metal oxide work functions: The influence of cation oxidation state and oxygen vacancies", Adv. Func. Mater. 22, 4557 (2012).

200       Z.B. Wang, M.G. Helander, J. Qiu, D. Gao, Y.L. Chang, and Z.H. Lu, "C60:LiF nanocomposite for high power efficiency fluorescent organic light emitting diodes", Nanotechnology 23, 344010 (2012).

199       B.A. Kamino, Y.-L. Chang, Z.-H. Lu, and T.P. Bender, "Phthalonitrile based fluorophores as fluorescent dopant emitters in deep-blue OLEDs: Approaching the NTSC standard for blue", Org. Elec. 13, 1479 (2012).

198       J. Chen, J. Tao, D. Ban, M.G. Helander, Z. Wang, J. Qiu, and Z.H. Lu, "Hybrid organic/inorganic optical up-converter for pixel-less near infrared imaging", Adv. Mater. 24, 3138 (2012).

197       Z.M. Hudson, Z. Wang, M.G. Helander, Z.-H. Lu, and S. Wang, "N-Heterocyclic carbazole-based hosts for simplified single-layer phosphorescent OLEDs with high efficiencies", Adv. Mater. 24, 2922 (2012).

196       J. Tao, J. Chen, D. Ban, M.G. Helander, and Z.H. Lu, "Optical up-conversion devices for infrared detection and imaging", Sci. Adv. Mater. 4, 266 (2012).

195       Y.L. Chang, Z.B. Wang, M.G. Helander, J. Qiu, D.P. Puzzo, and Z.H. Lu, "Enhancing the efficiency of simplified red phosphorescent organic light emitting diodes by exciton harvesting", Org. Elec. 13, 925 (2012).

194       J. Castrucci, M.G. Helander, G. Morse, Z.-H. Lu, C. Yip, and T. Bender, "Charge carrier mobility in fluorinated phenoxy boron subphthalocyanines: The role of solid state packing", Cryst. Growth Des. 12, 1095 (2012).

193       W.M. Tang, M.G. Helander, M.T. Greiner, Z.H. Lu, and W.T. Ng, "Effects of annealing time on the performance of OTFT on glass with ZrO2 as gate dielectric", Act. Passive Electron. Compon. 2012, 901076 (2012).

192       M.T. Greiner, M.G. Helander, W.M. Tang, Z.B. Wang, J. Qiu, and Z.H. Lu, "Universal energy-level alignment of molecules on metal oxides", Nature Mater. 11, 76 (2012).

2011

191       Y.H. Kim, S.Y. Lee, W. Song, M. Meng, Z.H. Lu, and W.Y. Kim, "High contrast green OLEDs using inorganic metal multi layer", Synth. Met. 161, 2211 (2011).

190       M.G. Helander, Z.B. Wang, and Z.H. Lu, "Effect of residual gases in high vacuum on the energy-level alignment at noble metal/organic interfaces", Appl. Phys. Lett. 99, 183302 (2011).

189       C. Sun, Z.M. Hudson, M.G. Helander, Z.-H. Lu, and S. Wang, "A polyboryl-functionalized triazine as an electron-transport material for OLEDs", Organometallics 30, 5552 (2011).

188       Z.B. Wang, M.G. Helander, J. Qiu, D.P. Puzzo, M.T. Greiner. Z.M. Hudson, S. Wang, Z.W. Liu, and Z.H. Lu, "Unlocking the full potential of organic light emitting diodes on flexible plastic", Nature Photon. 5, 753 (2011).

187       G.E. Morse, J.S. Castrucci, M.G. Helander, Z.-H. Lu, and T.P. Bender, "Phthalimido-boronsubphthalocyanines: New derivatives of boronsubphthalocyanine with bipolar electrochemistry and functionality in OLEDs", Appl. Mater. Interfaces 3, 3538 (2011).

186       J. Qiu, Z.B. Wang, M.G. Helander, and Z.H. Lu, "MoO3 doped 4,4'-N,N'-dicarbazole-biphenyl for low voltage organic light emitting diodes", Appl. Phys. Lett. 99, 153305 (2011).

185       M.G. Helander, M.T. Greiner, Z.B. Wang, and Z.H. Lu, "Note: Binding energy scale calibration of electron spectrometers for photoelectron spectroscopy using a single sample", Rev. Sci. Instrum. 82, 096107 (2011).

184       W.M. Tang, M.T. Greiner, Z.H. Lu, W.T. Ng, and H.G. Nam, "Effects of UV-ozone treatment on radio-frequency magnetron sputtered ZnO thin films", Thin Solid Films 520, 569 (2011).

183       W.M. Tang, M.T. Greiner, M.G. Helander, Z.H. Lu, and W.T. Ng, "Effects of interfacial oxide layers of the electrode metals on the electrical characteristics of organic thin-film transistors with HfO2 gate dielectric", J. Appl. Phys. 110, 044108 (2011).

182       G.E. Morse, M.G. Helander, J. Stanwick, J.M. Sauks, A.S Paton, Z.H. Lu, and T.P. Bender, "Experimentally validated model for the prediction of the HOMO and LUMO energy levels of boronsubphthalocyanines", J. Phys. Chem. C 115, 11709 (2011).

181       H. Zhong, Z. Wang, E. Bovero, Z.H. Lu, F. van Veggel, G. Scholes, "Colloidal CuInSe2 nanocrystals in the quantum confinement regime: Synthesis, optical properties and electroluminescence", J. Phys. Chem. C 115, 12396 (2011).

180       M.G. Helander, Z.B. Wang, and Z.H. Lu, "Chlorinated indium tin oxide as a charge injecting electrode for admittance spectroscopy", Org. Elec. 12, 1576 (2011).

179       Z.B. Wang, M.G. Helander, Z.M. Hudson, J. Qiu, S. Wang, and Z.H. Lu, "Pt(II) complex based phosphorescent organic light emitting diodes with external quantum efficiencies above 20%", Appl. Phys. Lett. 98, 213301 (2011).

178       M.G. Helander, Z.B Wang, J. Qiu, M.T. Greiner, D.P. Puzzo, Z.W. Liu, and Z.H. Lu, "Chlorinated Indium Tin Oxide Electrodes with High Work Function for Organic Device Compatibility", Science 332, 944 (2011).

177       D.P. Puzzo, E. J. Henderson, M.G. Helander, Z. Wang, G.A. Ozin, and Z. Lu, "Visible colloidal nanocrystal silicon light-emitting diode", Nano Lett. 11, 1585 (2011).

176       D.P. Puzzo, M.G. Helander, P.G. O'Brien, Z. Wang, N. Soheilnia, N. Kerani, Z. Lu, and G.A. Ozin, "Organic light-emitting diode microcavities from transparent conducting metal oxide photonic crystals", Nano Lett. 11, 1457 (2011).

175       Z.B. Wang, M.G. Helander, J. Qiu, D.P. Puzzo, M.T. Greiner, Z.W. Liu, and Z.H. Lu, "Highly simplified phosphorescent organic light emitting diode with >20% external quantum efficiency at >10,000 cd/m2", Appl. Phys. Lett. 98, 073310 (2011).

174       S.W. Tsang, Y. Tao, and Z.H. Lu, "Temperature dependence of carrier injection across organic heterojunctions", J. Appl. Phys. 109, 023711 (2011).

173       Z.B. Wang, M.G. Helander, X.F. Xu, D.P. Puzzo, J. Qiu, M.T. Greiner, and Z.H. Lu, "Optical design of organic light emitting diodes", J. Appl. Phys. 109, 053107 (2011).

172       M.G. Helander, M.T. Greiner, Z.B. Wang, W.M. Tang, and Z.H. Lu, "Work function of fluorine doped tin oxide", J. Vac. Sci. Technol. A 29, 011019 (2011).

171       Z.M. Hudson, M.G. Helander, Z.H. Lu and S. Wang, "Highly Efficient Orange Electrophosphorescence from a Trifunctional Organoboron-Pt(II) Complex", Chem. Commun. 47, 755 (2011).

2010

170       S.W. Tsang, N. Drolet, S.C. Tse, Y. Tao, and Z.H. Lu, "Impact of interfacial dipole on carrier transport in bulk heterojunction poly(3-hexylthiophene) and [6,6]-phenyl C61-butyric acid methyl ester blends", Appl. Phys. Lett. 97, 153306 (2010).

169       M.T. Greiner, M.G. Helander, Z.B. Wang, W.M. Tang, and Z.H. Lu, "Effects of processing conditions on the work function and energy-level alignment of NiO thin films", J. Phys. Chem. C 114, 19777 (2010).

168       M.G. Helander, G.E. Morse, J. Qiu, J.S. Castrucci, T.P. Bender and Z.H. Lu, "Pentafluorophenoxy boron subphthalocyanine as a fluorescent dopant emitter in organic light emitting diodes", ACS Appl. Mater. Interfaces 2, 3147 (2010).

167       W.M. Tang, W.T. Ng, M.G. Helander, M.T. Greiner, and Z.H. Lu, "UV-ozone passivation of the metal/dielectric interface for HfO2-based organic thin film transistors", J. Vac. Sci. Technol. B 28, 1100 (2010).

166       D. Gao, M.G. Helander, Z.B. Wang, D.P. Puzzo, M.T. Greiner, and Z.H. Lu, "C60:LiF blocking layer for environmentrally stable bulk hetero-junction solar cells", Adv. Mater. 22, 5404 (2010).

165       Z. Liu, M.G. Helander, Z. Wang, and Z. Lu, "Band alignment at anode/organic interfaces for highly efficient simplified blue-emitting organic light-emitting diodes", J. Phys. Chem. C 114, 16746 (2010).

164       R. Debnath, M.T. Greiner, I.J. Kramer, A. Fischer, J. Tiang, D.A.R. Barkhouse, X. Wang, L. Levina, Z.H. Lu, and E.H. Sargent, "Depleted-heterojunction colloidal quantum dot photovoltaics employing low-cost electrical contacts", Appl. Phys. Lett. 97, 023109 (2010).

163       Z. Liu, M.G. Helander, Z. Wang, and Z.H. Lu, "Efficient single-layer organic light-emitting diodes based on C545T-Alq3 system", J. Phys. Chem. C 114, 11931 (2010).

162       J. Chen, D. Ban, M.G. Helander, Z.H. Lu, and P. Poole, "Near-infrared inorganic/organic optical upconverter with an eternal power efficiency of >100%", Adv. Mater. 22, 4900 (2010).

161       Z.M. Hudson, C. Sun, M.G. Helander, H. Amarne, Z.H. Lu, and S. Wang, "Enhancing phosphorescence and electrophosphorescence efficiency of cyclomated Pt(II) compounds with triarylboron", Adv. Func. Mater. 20, 3426 (2010).

160       G.E. Morse, M.G. Helander, J. F. Maka, Z.H. Lu, and T.P. Bender, "Fluorinated phenoxy boron subphthalocyanines in organic light-emitting diodes", ACS Appl. Mater. Interfaces 2, 1934 (2010).

159       J. W. Thomson, G. Lawson, P. O'Brien, R. Klenkler, M.G. Helander, S. Petrov, Z.H. Lu, N.P. Kherani, A. Adronov, and G. Ozin, "Flash nano-welding: Investigation and control of the photothermal response of ultrathin bismuth sulfide nanowire films", Adv. Mater. 22, 4395 (2010).

158       Z.B. Wang, M.G. Helander, J. Qiu, Z.W. Liu, M.T. Greiner, and Z.H. Lu, "Direct hole injection in to 4,4'-N,N'-dicarbazole-biphenyl: A simple pathway to achieve efficient organic light emitting diodes", J. Appl. Phys. 108, 024510 (2010).

157       M.G. Helander, Z.B. Wang, M.T. Greiner, J. Qiu, and Z.H. Lu, "Effect of electrostatic screening on apparent shifts in photoemission spectra near metal/organic interfaces", Phys. Rev. B 81, 153308 (2010).

156       Z.B. Wang, M.G. Helander, M.T. Greiner, and Z.H. Lu, "The impact of the Fermi-Dirac distribution on charge injection at metal/organic interfaces", J. Chem. Phys. 132, 174708 (2010).

155       K. Lian, R. Li, H. Wang, Z. Lu, and J. Zhang, "DC and AC analyses of a printed flexible memory device", Org. Elec. 11, 1141 (2010).

154       M.T. Greiner, M.G. Helander, Z.B. Wang, M.W. Tang, J. Qiu, and Z.H. Lu, "A metallic molybdenum sub-oxide buffer layer for organic electronics devices", Appl. Phys. Lett. 96, 213302 (2010).

153       Z.B. Wang, M.G. Helander, M.T. Greiner, J. Qiu, and Z.H. Lu, "Carrier mobility measurement of organic semiconductors based on current-voltage characteristics", J. Appl. Phys. 107, 034506 (2010).

152       Z.B. Wang, M.G. Helander, Z.W. Liu, M.T. Greiner, J. Qiu, and Z.H. Lu, "Controlling carrier accumulation and exciton formation in organic light emitting diodes", Appl. Phys. Lett. 96, 043303 (2010).

151       W. White, Z.M. Hudson, X. Feng, S. Han, Z.H. Lu, and S. Wang, "Linear and star-shaped benzimidazolyl derivatives: syntheses, photophysical properties and use as highly efficient electron transport materials in OLEDs", Dalton Trans. 39, 892 (2010).

150       M.G. Helander, M.T. Greiner, Z.B. Wang, and Z.H. Lu, "Pitfalls in measuring work function using photoelectron spectroscopy", Appl. Surf. Sci. 256, 2602 (2010).

149       M.G. Helander, Z.B. Wang, M.T. Greiner, Z.W. Liu, J. Qiu, and Z.H. Lu, "Oxidized Au thin films: An effective material for high performance flexible organic optoelectronics", Adv. Mater. 22, 2037 (2010).

2009

148       Z.B. Wang, M.G. Helander, M.T. Greiner, J. Qiu, and Z.H. Lu, "Analysis of charge-injection characteristics at electrode-organic interfaces: Case study of transition-metal oxides", Phys. Rev. B 80, 235325 (2009).

147       M.T. Greiner, M.G. Helander, Z.B. Wang, and Z.H. Lu, "Transfer-arm evaporator for rapid loading and deposition of organic thin films", Rev. Sci. Instrum. 80, 125101 (2009).

146       M.G. Helander, Z.B. Wang, M.T. Greiner, Z.W. Liu, K. Lian, and Z.H. Lu, "The effect of UV ozone treatment on poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate)", Appl. Phys. Lett. 95, 173302 (2009).

145       J. Chen, D. Ban, M.G. Helander, Z.H. Lu, M. Graf, P. Poole, and H.C. Liu, "Near-IR optical upconverter with integrated heterojunction phototransistor and organic light-emitting diode", IEEE Phot. Technol. Lett. 21, 1447 (2009).

144       M.G. Helander, Z.B. Wang, M.T. Greiner, J. Qiu, and Z.H. Lu, "Substrate dependent charge injection at the V2O5/organic interface", Appl. Phys. Lett. 95, 083301 (2009).

143       M.G. Helander, M.T. Greiner, Z.B. Wang, and Z.H. Lu, "Band alignment at the hybrid heterojunction between S-passivated III-V semiconductors and C60", J. Appl. Phys. 106, 056105 (2009).

142       M.G. Helander, M.T. Greiner, Z.B. Wang, and Z.H. Lu, "Angle-dependent ultraviolet photoelectron spectroscopy of sputter cleaned polycrystalline noble metals", Appl. Surf. Sci. 255, 9553 (2009).

141       Z.B. Wang, M.G. Helander, M.T. Greiner, and Z.H. Lu, "Energy-level alignment and charge injection at metal/C60/organic interfaces", Appl. Phys. Lett. 95, 043302 (2009).

140       Z.W. Liu, M.G. Helander, Z.B. Wang, and Z.H. Lu, "Efficient single layer RGB phosphorescent organic light-emitting diodes", Org. Electron. 10, 1146 (2009).

139       J. Chen, D. Ban, M.G. Helander, Z. Lu, M. Graf, H.C. Liu, "Near-infrared optical upconverter based on i-In0.53Ga0.47As/C60 photovoltaic heterojunction", Elec. Lett. 45, 753 (2009).

138       G.B. Murdoch, S. Hinds, E.H. Sargent, S.W. Tsang, L. Mordoukhovski, and Z.H. Lu, "Aluminum doped zinc oxide for organic photovoltaics", Appl. Phys. Lett. 94, 213301 (2009).

137       C.M. Grozea, N. Gunari, J.A. Finlay, D. Grozea, M.E. Callow, J.A. Callow, Z.H. Lu, and G.C. Walker, "Water-stable diblock polystyrene-block-poly(2-vinyl pyridine) and diblock polystyrene-block-poly(methyl methacrylate) cylindrical patterned surfaces inhibit settlement of zoospores of the green alga ulva", Biomacromolecules 10, 1004 (2009).

136       J. Chen, D. Ban, X.D. Feng, Z.H. Lu, S. Fathololoumi, A.J. SpringThorpe, and H. C. Liu, "Near-infrared inorganic/organic hybrid optical upconverter with an embedded mirror", phys. stat. sol. C 6, S23 (2009).

135       K.Y.F. Tsai, M.G. Helander, and Z.H. Lu, "Interfacial electronic structure of a hybrid organic-inorganic optical upconverter device: The role of interface states", J. Appl. Phys. 105, 083706 (2009).

134       K. Hou, D. Puzzo, M.G. Helander, S.S. Lo, L.D. Bonifacio, W. Wang, Z.H. Lu, G.D. Scholes, and G.A. Ozin, "Dye-anchored mesoporous antimony-doped tin oxide electrochemiluminescence cell", Adv. Mater. 21, 2492 (2009).

133       Z.W. Liu, M.G. Helander, Z.B. Wang, and Z.H. Lu, "Efficient bilayer phosphorescent organic light-emitting diodes: Direct hole injection into triplet dopants", Appl. Phys. Lett. 94, 113305 (2009).

132       M.G. Helander, Z.B. Wang, M.T. Greiner, J. Qiu, and Z.H. Lu, "Experimental design for the determination of injection barrier height at metal/organic interfaces using temperature dependent current-voltage measurements", Rev. Sci. Instrum. 80, 033901 (2009).

2008

131       S.B. Zhao, P. Wucher, Z.M. Hudson, T.M. McCormick, X.Y. Liu, S. Wang, X.D. Feng, and Z.H. Lu, " Impact of the linker on the electronic and luminescent properties of diboryl compounds: Molecules with two BMes2 groups and the peculiar behavior of 1,6-(BMes2)2pyrene", Organometallics 27, 6446 (2008).

130       M.G. Helander, Z.B. Wang, L. Mordoukhovski, and Z.H. Lu, "Comparison of Alq3/alkali-metal fluoride/Al cathodes for organic electroluminescent devices", J. Appl. Phys. 104, 094510 (2008).

129       M.G. Helander, Z.B. Wang, J. Qiu, and Z.H. Lu, "Band alignment at metal/organic and metal/oxide/organic interfaces", Appl. Phys. Lett. 93, 193310 (2008).

128       Z. B. Wang, M.G. Helander, S.W. Tsang, and Z.H. Lu, "Abnormal charge injection behavior at metal-organic interfaces", Phys. Rev. B 78, 193303 (2008).

127       M.G. Helander, Z.B. Wang, and Z.H. Lu, "Contact formation at the C60/alkali-metal fluoride/Al interface", Appl. Phys. Lett. 93, 083311 (2008).

126       G.B. Murdoch, M. Greiner, M.G. Helander, Z.B. Wang, and Z.H. Lu, "A comparison of CuO and Cu2O hole injection layers for low voltage organic devices", Appl. Phys. Lett. 93, 083309 (2008).

125       S.W. Tsang, D.W. Denhoff, Y. Tao, and Z.H. Lu, "Charge carrier induced barrier height reduction at organic heterojunctions", Phys. Rev. B 78, 081301 (2008).

124       J. Chen, D. Ban, X.D. Feng, Z.H. Lu, S. Fathololoumi, A.J. SpringThorpe, and H. C. Liu, "Enhanced efficiency in near-infrared inorganic/organic hybrid optical upconverter with an embedded mirror", J. Appl. Phys. 103, 103112 (2008).

123       K. Liu, C.L. Ho, S. Aouba, Y.Q. Zhao, Z.H. Lu, S. Petrov, N. Coombs, P. Dube, H.E. Ruda, W.Y. Wong, and I. Manner, "Synthesis and lithographic patterning of FePt nanoparticles using bimetallic metallopolyyne precursor", Angew. Chem. 47, 1255 (2008).

122       G. Yip, J. Qiu, W.T. Ng and Z.H. Lu, "Effect of metal contacts on the electrical characteristics of Al2O3 dielectric thin films", Appl. Phys. Lett. 92, 122911 (2008).

121       F.H. Li, W. Jia, S. Wang, Y.Q. Zhao, and Z.H. Lu, "Blue organic light-emitting diodes based on Mes2B(p-4,4´-biphenyl-NPh(1-naphthyl))", J. Appl. Phys. 103, 034509 (2008).

120       D.A. Rider, K. Liu, J.C. Eloi, L. Vanderark, L. Yang, J. Wang, D. Grozea, Z.H. Lu, T.P. Russell, and I. Manner, "Nanostructured magnetic thin films from organometallic block copolymers:pyrolysis of self-assembled polystyrene-block-poly(ferrocebylethylmethylsilane)", ACS Nano 2, 263 (2008).

119       D.R. Bai, S.J. Han, Z.H. Lu, and S. Wang, "Bright blue luminescent pyrenyl-containing organosilicon compounds with contrast charge transport functionality — SiPh2(p-C6H4-pyrenyl)(p-C6H4-N-benzimidazolyl) and SiPh2(p-C6H4-pyrenyl)[p-C6H4-NPh(1-naph)]", Can. J. Chem. 86, 230 (2008).

2007

118       Y.Q. Zhao, C.J. Huang, T. Ogundimu, and Z.H. Lu, "Transparent conducting C60:LiF nano-composite thin-films for organic light-emitting diodes", Appl. Phys. Lett. 91, 103109 (2007).

117       T.J. Clark, C.A. Jaska, A. Turak, A.J. Lough, Z.H. Lu, and I. Manners, "Transition metal-catalyzed dissociation of phosphine-gallane adducts: Isolation of mechanistic model complexes and heterogeneous catalyst poisoning studies", Inorg. Chem. 46, 7394 (2007).

116       Y. Cui, F. Li, Z.H. Lu, and S. Wang, "Three-coordinate organoboron with a B=N bond: substituent effects, luminescence/electroluminescence and reactions with fluoride", Dalton Trans. 25 2634 (2007).

115       A. Turak, C.J. Huang, D. Grozea, and Z.H. Lu, "Oxidation of LiF coated metal surfaces", J. Electrochem. Soc. 154, H691 (2007).

114       S.W. Tsang, Y. Tao, and Z.H. Lu, "Engineering carrier transport across organic heterojunctions by interface doping", Appl. Phys. Lett. 90, 132115 (2007).

113       D. Ban, S. Han, Z.H. Lu, T. Oogarah, A.J. SpringThorpe, and H.C. Liu, "Organic-inorganic hybrid optical upconverter", IEEE Trans. Elec. Dev. 54, 1645 (2007).

112       Y. Wang, N. Coombs, A. Turak, Z.H. Lu, I. Manners, and M.A. Winnik, "Interfacial staining of a phase-separated block copolymer with ruthenium tetroxide", Macromolecules 40, 1594 (2007).

111       D. Ban. S. Han, Z.H. Lu, T. Oogarah, A.J. SpringThorpe, and H.C. Liu, "Near-infrared to visible light optical upconversion by direct tandem integration of organic light-emitting diode and inorganic photodetector", Appl. Phys. Lett. 90, 093108 (2007).

110       D. Grozea, Y. Yuan, A. Turak, S. Han, Z.H. Lu, and W.Y. Kim, "Enhanced thermal stability in organic light-emitting diodes using LiF-doped hole transport layers", J. Appl. Phys. 101, 033522 (2007).

Conference Proceedings

2014

43       C. Nguyen, G. Ingram, Z.H. Lu, “Sensitized fluorescence in organic light emitting diodes”, Proc. SPIE 9183, Organic Light Emitting Materials and Devices XVIII, 91832I (October 8, 2014).

43       G. Ingram, Z.H. Lu, “Device design for optimal exciton harvesting”, Proc. SPIE 9183, Organic Light Emitting Materials and Devices XVIII, 91830Q (October 8, 2014).

42       C. Nguyen, G. Ingram, Z.H. Lu, “Progress in OLED devices with high efficiency at high luminance”, Proc. SPIE 8983, Organic Photonic Materials and Devices XVI, 89830C (March 7, 2014).

2013

41       WM Tang, MG Helander, MT Greiner, J Qiu, ZH Lu, WT Ng, “A study on the electrical characteristics of copper phthalocyanine-based OTFTs with ZrTaO as gate dielectric”, 2013 IEEE International Conference of Electron Devices and Solid-State Circuits (EDSSC), p1-2.

2012

40       Y.-L. Chang, Z. B. Wang, M. G. Helander, J. Qiu and Z. H. Lu, “Boosting the Performance of Red PHOLEDs by Exciton Harvesting”, Proc. of SPIE Vol. 8476, 84761Q (2012).

39       C. W. Merkel, M. G. Helander, J. Qiu, and Z. H. Lu, “In situ lifetime testing of organic light emitting diodes”, Proc. of SPIE Vol. 8476 847622 (2012).

38       Z. B. Wang, M. G. Helander, J. Qiu, Y. L. Chang, L. Chai, D. Puzzo, Z. M. Hudson, S.Wang and Z. H. Lu, “Considerations in device design and materials selection in organic light emitting diodes”, Proc. of SPIE Vol. 8476, 84760E (2012). (invited)

37       Jacky Qiu, Michael G. Helander, Zhibin Wang, Yi-Lu Chang and ZhengHong Lu, “High Efficiency non-blocking phosphorescent organic light emitting diode with ultrathin emission layer”, Proc. of SPIE Vol. 8476 84761S (2012).

2010

36       Jun Chen, Dayan Ban, Michael G. Helander, Zhenghong Lu,P. Poole, H. C. Liu, “Hybrid infrared optical upconversion devices with a built-in electrical gain”, Proc. of SPIE Vol. 7660 76600P (2010).

35       G.B. Murdoch, D. Gao, M. Greiner, L. Mordoukhovski, J. Zhang, and Z.H. Lu, “Transparent conductive oxides for organic photovoltaics”, Proc. of SPIE Vol. 7603, 76030C (2010).

2009

34       Ban, D., Chen, J., Helander, M.G., Lu, Z., Graf, M., Springthorpe, A.J., Poole, P., Liu, H.C. , “Infrared organic/inorganic optical upconverting devices”, Proc. of SPIE Vol. 7383, 738302 (2009). (invited)

33       M. G. Helander, Z. B. Wang, M. T. Greiner, J. Qiu, and Z. H. Lu, “Band alignment at electrode-organic interfaces”, Proc. SPIE 7415, 74151U (2009).

2008

32       M.G. Helander, Z.B. Wang, and Z.H. Lu, “Metal/Fullerene Electrode Structure: Physics and Device Applications”, Proc. of SPIE Vol. 7051, 70510Z-1 (2008).

Books/Book Chapters

2015

11        M. Greiner and Z.H. Lu, “Charge Injection Layer” in “Fundamentals of High-Efficiency OLEDs: Basic Science to Manufacturing of Organic Light-Emitting Diodes”, edited by Evgueni Polikarpov and Dan Gaspar, (Taylor and Francis Books, Inc., 2015)

2014

10        M.T. Greiner and Z.H. Lu, “Organic Light Emitting Diodes”, Wiley Encyclopedia of Electrical and Electronics Engineering, edited by J. Webster, p1-15 (Wiley 2014).

2013

9        Z.B. Wang, M.G. Helander, and Z.H. Lu, “Transparent Conducting Thin Films for OLEDs” in “Organic Light-Emitting Diodes (OLEDs): Materials, Devices and Applications”, edited by Alastair Buckley, (Woodhead, 2013), p. 49-76.

2012

8        M.G. Helander, Z.B. Wang, and Z.H. Lu, “Electrode/Organic Interface Physics”, in “Encyclopedia of Nanotechnology”, (Springer, 2012), p. 702-710.