Publications:

 

Part I: Chemistry

1.       Synthesis and Characterization of a New Acceptor (n-Type) Fluorinated and Terminal-Functionalized Polythiophene. Shanneth Thomas, Cheng Zhang, Sam-Shajing Sun. Journal of Polymer Science: Part A: Polymer Chemistry, 2005, Vol. 43, 4280–4287.

 

2.        “Synthesis of Aldehyde-Capped Polythiophene Containing Electron-Withdrawing Groups via the Ullmann Coupling.” Cheng Zhang and Sam-Shajing Sun. 2005, submitted to Chemistry of Materials.

 

3.       “Light Harvesting Using a -Donor-Bridge-Acceptor-Bridge- Type Block Copolymer I: Materials Design, Synthesis and Characterizations Based on Alkoxy and Sulfone derivatized Polyphenylenevinylenes” Cheng Zhang, James Haliburton, Soobum Choi, Abram Ledbetter, Rui Li, Sam-Shajing Sun, and Carl E. Bonner. 2005, In prep for JACS.

 

4.        “What the Ultimate Polymeric Electro-Optic Materials Will Be: Guest-Host, Crosslinked or Side-Chain?” Cheng Zhang, Invited paper. SPIE Photonics West Conference 4991, paper 40. 25-31 January 2003, San Jose.

 

5.       "Low Vpi EO Modulators from CLD-1: Chromophore Design and Synthesis, Material Processing and Characterization," Cheng Zhang, Larry R. Dalton, Min-Cheol Oh, Hua Zhang, William H. Steier, Chemistry of Materials, 2001, 13(9), 3042-50.

 

6.       "Formylation of Diethyl 2-Thienylmethylphosphonate for One-Pot Synthesis of Aminothienostilbenecarboxaldehyde," Cheng Zhang, Aaron W. Harper, Larry R. Dalton. Synthetic Communications, 2001, 31(9), 1361-1365.

 

7.         "Urethane-Urea copolymers Containing Siloxane Linkages:  Enhanced Temporal Stability and Low Optical Loss for Second-Order Nonlinear Optical Applications," C. Wang, C. Zhang, C. Zhou, M. Chen, L. R. Dalton, G. Sun, H. Zhang, and W. H. Steier, Macromolecules 2001, 34</VOL> (<ISS>7</ISS>), <SPN>2359</SPN> -<EPN>2363</EPN><PUBYR>.

 

8.         "Electric Poling and Relaxation of Thermoset Polyurethane Second-Order Nonlinear Optical Materials: the Role of Cross-Linking and Monomer Rigidity," Cheng Zhang, Chuanguang Wang, Jinglin Yang, Larry R. Dalton, Guilin Sun, Hua Zhang, William H. Steier. Macromolecule 2001, 34 (2), 235-243.

 

9.         "Progress toward Device-Quality Second-Order Nonlinear Optical Materials: 4. A Tri-Linkable High mu-beta NLO Chromophore in Cross-Linked Polyurethane - A Guest-Host Approach to Larger Electro-Optic Coefficients." Cheng Zhang, Chuanguang Wang, Larry R. Dalton, Guilin Sun, Hua Zhang, William H. Steier. Macromolecule 2001, 34, 253-261.

 

10.   "Resonant and nonresonant hyper-Rayleigh scattering of charge-transfer chromophores," C. H. Wang, J. N. Woodford, C. Zhang, L. R. Dalton, J. Applied Physics, April, 2001, 89(8), 4209-17.

 

11.   "Low (Sub-1 Volt)  halfwave voltage electrooptic polymer modulators achieved by controlling chromophore shape."  Yongqiang Shi, Cheng Zhang, Hua Zhang, James H. Bechtel, William H. Steier, Bruce Robinson, Larry R. Dalton. Science, 2000. 288, 119-122.

 

12.   "A Facile Synthesis of 5-N,N-Bis(2-hydroxyethyl)amino-2-Thiophenecarboxaldehyde." Cheng Zhang, Aaron W. Harper, Darrell S. Spells, Larry R. Dalton. Synthetic Communications, 2000, 30(8).

 

13.   "Importance of Intermolecular Interactions on the Nonlinear Optical Properties of Poled Polymers."  I. Liakatas, C. Cai, M. Bösch, M. Jäger, Ch. Bosshard, and P. Günter (Switzerland), Cheng Zhang, Larry R. Dalton (USC). Applied Physics Letters, March 13th, 2000, 76(11), 1368-1370.

 

14.   "Synthesis and Characterization of Main-Chain NLO Oligomers and Polymer Which Contain 4-Dialkylamino-4'-(alkylsulfonyl)azobenzene Chromophores,"  Diyun Huang, Cheng Zhang, Larry R. Dalton, William P. Weber. Journal of Polymer Science Part A, 2000, 38, 546-559.

 

15.   "Sequential Synthesis of Main-Chain NLO Oligomers which Contain 4-Dialkylamino-4’-(alkylsulfonyl)azobenzene Chromophores," D. Huang, C. Zhang, L. R. Dalton, and W. P. Weber, Designed Monomers and Polymers, 2000, 3(1), 95-111.

 

16.   "High Tg Donor-Embedded Polyimides for Second-Order Nonlinear Optical Applications." C. Wang, Cheng Zhang, P. Wang, P. Zhu, W. Wu, C. Ye, Larry R. Dalton, Polymer, 2000, 41(7), 2583-2590.

 

17.   "Synthesis and Characterization of Sterically Stabilized Second-Order Nonlinear Optical Chromophores." Cheng Zhang, Albert S. Ren, Fang Wang, Jingsong Zhu, Larry R. Dalton, Chemistry of Materials, 1999, 11, 1966-8.

 

18.   "Realization of polymeric Electro-Optic Modulators with Less than One Volt Drive Voltage Requirement." Cheng Zhang, Michael Lee, Adam Winklemann, Heidi Northcroft, Christopher Lindsay, Alex K. Y. Jen, Timothy Londergan, William H. Steier, Larry R. Dalton. Materials Research Society Symposium Proceedings, Vol. 598. 1999.(Peer reviewed)

 

19.   "From molecules to opto-chips: organic electro-optic materials." Larry R. Dalton, William H. Steier, Bruce H. Robinson, Cheng Zhang, Albert Ren, Sean Garner, Antao Chen, Timothy Londergan, Lindsey Irwin, Brenden Carlson, Leonard Fifield, Gregory Phelan, Clint Kincaid, Joseph Amend and Alex Jen, J. Materials Chemistry, 1999, 9(9), 1905-1921.

 

20.   "The molecular and supramolecular engineering of polymeric eletro-optic materials." B. H. Robinson, L. R. Dalton, A. W. Harper, A. Ren, F. Wang, C. Zhang, G. Todorova, M. Lee, R. Aniszfeld, S. Garner, A. Chen, W. H. Steier, S. Houbrecht, A. Persoons, I. Ledoux, J. Zyss, A. K. Y. Jen. Chemical Physics 1999, 245, 35.

 

21.   "Progress toward Device-Quality Second-Order Nonlinear Optical Material: 2. Enhancement of Electric Field Poling Efficiency and Temporal Stability by Modification of Isoxazolone-Based High mu-beta Chromophores." A. W. Harper, S. S. H. Mao, Y. Ra, Cheng Zhang, J. Zhu, Larry R. Dalton, Chemistry of Materials 1999, 11, 2886-2891.

 

22.   "Synthesis and Characterization of 1,3-Bis(dicyanomethylidene)indane (BDMI)-based Nonlinear Optical Polymers." Shajing Sun, Cheng Zhang, Zhixin Yang, Larry R. Dalton, Sean M. Garner, Antao Chen, William H. Steier.  Polymer 1998, 39, 4977-4981.

 

23.   "Progress toward device-quality second-order nonlinear optical materials. 1. Influence of composition and processing conditions on nonlinearity, temporal stability, and optical loss." S. S. H. Mao, Y. Ra, L. Guo, Cheng Zhang, and L. R. Dalton. Chemistry of Materials, 1998, 10, 146-155.

 

24.   "1,3-Bis(dicyanomethylidene)indane-Based Second-Order NLO Materials." S. S. Sun, Cheng Zhang, and L. R. Dalton.  Chemistry of Materials, 1996, 8(11), 2539-2541.

 

25.   "Xenon Enhancement and Third Harmonic Generated Lines in the 3+m-Photon Ionization Spectroscopy of CO in CO + Xe Mixtures."  B. Jiang, G. Sha, W. Sun, Cheng Zhang, J. He, S. Xu, and C.-H. Zhang.  J. of Chem. Phys. 1992, 97(7), 4697-4703.

26.   "Tunable VUV Light generation in CO + Xe mixtures," Cheng Zhang, G. Sha, J. Bo, J. He, and C.-H. Zhang, Chinese J. of Chemical Physics, 1993, 6(4), 287-290.

 

Part II: Devices

27.   “Side-chain electro-optic polymer modulator with wide thermal stability ranging from -46 [degree]C to 95 [degree]C for fiber-optic gyroscope applications.” Seong-Ku Kim, Yu-Chueh Hung, Byoung-Joon Seo, K. Geary, W. Yuan, B. Bortnik, H. R. Fetterman, C. Wang, W. H. Steier, and C. Zhang. Appl. Phys. Lett. 2005, 87, 061112.

 

28.    “Electro-optic phase modulator using metal-defined polymer optical waveguide.” Seong-Ku Kim, W. Yuan, K. Geary, Yu-Chueh Hung, and H. R. Fetterman, Dong-Gun Lee, C. Zhang, C. Wang and W. H. Steier, G.-C. Park, S.-J. Kang, and I. Oh. Appl. Phys. Lett. 2005, 87, 011107.

 

29.   “Combined electromagnetic and photoreaction modeling of CLD-1 photobleaching in polymer microring resonators.” Yanyi Huang, Joyce K. S. Poon, Wei Liang, and Amnon Yariv (CalTech),; Cheng Zhang, Larry R. Dalton. Appl. Phys. Lett. 2005. Published online.

 

30.   "Fabrication and Replication of Polymer Integrated Optical Devices Using Electron-Beam Lithography and Soft Lithography." Huang, Y.; Paloczi, G. T.; Yariv, A.; Zhang, C.; Dalton, L. R.; J. Phys. Chem. B. 2004, 108(25); 8606-8613.

 

31.   "Wide-Range Tuning of Polymer Microring Resonators by Photobleaching CLD-1 Chromophores." Joyce K. S. Poon, Yanyi Huang, George T. Paloczi, Amnon Yariv, Cheng Zhang, Larry R. Dalton. Optic letters, Nov, 2004, 29(22), 2584.

 

32.   “Photo-bleaching induced electro-optic polymer modulators with dual driving electrodes operating at 1.55 mm wavelength”, SeongKu Kim, K. Geary, H. R. Fetterman, C. Zhang, C. Wang and W. H. Steier. Electronics Letters, 4th September 2003, 39(18), 1321-1322.

 

33.   “Flexible low voltage electro-optic polymer modulators.” Hyun-Chae Song, Min-Cheol Oh, She-Won Ahn, W. H. Steier, H. R. Fetterman, C. Zhang. Applied Physics Letters, Vol 82 (25), 4432-4. June 23, 2003.

 

34.   “TM-pass polymer modulators with poling-induced waveguides and self-aligned electrodes”, S.-K. Kim, K. Geary, D. H. Chang, H. R. Fetterman, H. Zhang, C. Zhang, C. Wang and W. H. Steier, Electronics Letters, 2003, 39(9), 721-722.

 

35.   “Electro-optic polymer modulators with an inverted rib waveguide structure”, S. K. Kim, H. Zhang, D. Chang, C. Zhang, C. Wang, W. Steier and H. Fetterman. IEEE Photonics Tech. Letters, Feburary 2003, Vol 15 (2), 218-220.

 

36.   "Integration of Electro-Optic Polymer Modulators with Low-Loss Fluorinated Polymer Waveguides." Seh-Won Ahn, William H. Steier and Yin-Hao Kuo, Min-Cheol Oh and Hyung-Jong Lee, Cheng Zhang, and Harold R. Fetterman. Optics letters, 2002, 27(23), 2109-2111.

 

37.   "Polymer micro-ring filters and modulators." Payam Rabiei, W. H. Steier, Cheng Zhang, Larry R. Dalton. J. Lightwave Technology, Oct. 2002.

 

38.   "Low-Loss Interconnection Between Electrooptic and Passive Polymer Waveguides with a Vertical Taper." Min-Cheol Oh, Cheng Zhang, Hyung-Jong Lee, William H. Steier, Harold R. Fetterman. IEEE Photonics Technology Letters, 2002, 14(8), 1121-1123.

 

39.    “Multiple Output Photonic RF Phase Shifter Using a Novel Polymer Technology”, Jeehoon Han, H. Erlig, D. Chang, M. Oh, H. Zhang, C. Zhang, W. Steier, and H. Fetterman, IEEE Photonics Technology Letters, vol.14, (no.4), April 2002, p.531-3.

 

40.   "Recent Advances in Electrooptic Polymer Modulators Incorporating Highly Nonlinear Chromophore." Min-Cheol Oh, Hua Zhang, Cheng Zhang, Hernan Erlig, Yian Chang, Boris Tsap, Dan Chang, Attila Szep, William H. Steier, Harold R. Fetterman, and Larry R. Dalton, Invited Paper on IEEE Journal on Selected Topics in Quantum Electronics, September/October 2001, 7 (5).

 

41.   "Poymeric Waveguide Prism-Based Electro-Optic Beam Deflector," Lin Sun, Jin-Ha Kim, Chiou-Hung Jang, Dechang An, XueJun Lu, Qingjun Zhou, John M. Taboada, Ray T. Chen, Jeffrey J. Maki, Suning Tang, Hua Zhang, William H. Steier, Cheng Zhang, Larry R. Dalton, Optical Engineering, 2001, 40(7) 1217-1222 (July 2001).

 

42.   "Push-Pull Electro-Optic Polymer Modulators with Low Half-Wave Voltage and Low Loss at Both 1310 nm and 1550 nm." Hua Zhang, Min-Cheol Oh, Attila Szep, William H. Steier, Cheng Zhang, Larry R. Dalton, Hernan Erlig, Daniel h. Chang, Yian Chang, Harold R. Fetterman. Applied Physics Letters 2001, 78 (20), 3136-8.

 

43.       "Electrooptic polymer modulators with 0.8V halfwave voltage," Yongqiang Shi, Weiping Lin, David J. Olson, James H. Bechtel, Hua Zhang, William H. Steier, Cheng Zhang, Larry R. Dalton. Applied Physics Letters, July 3, 2000.  77(1), 1-3.

 

44.   "Electro-Optic Polymer Modulators for 1.55um wavelength using phenyltetraene bridged chromophore in polycarbonate." Min-Cheol Oh, Hua Zhang, Attila Szep, Vadim Chuyanov, William H. Steier, Cheng Zhang, Larry R. Dalton, Hernan Erlig, Boris Tsap, Harold R. Fetterman. Applied Physics Letters. 2000, 76 (24), 3525-7.

 

45.   "Time stretching of 102-GHz millimeter waves using novel 1.55 μm polymer electrooptic modulator" H. Erlig, D. H. Chang, I. Poberezhskiy, H. R. Fetterman, Y. Chang, B. Tsap, M. C. Oh, Cheng Zhang, W. H. Steier, L. R. Dalton. IEEE Photonics Technology Letters, 2000, 12(5) 537-539.

 

46.   "Demonstration of a Photonically Controlled RF Phase Shifter," Sang-Shin Lee, Anand H. Udupa, Hernan Erlig, Hua Zhang, Yian Chang, Cheng Zhang, Daniel H. Chang, Daipayan Bhattacharya, Boris Tsap, W. H. Steier, L. R. Dalton, H. R. Fetterman, IEEE Microwave and Guided wave letters, 1999, 9(9), 357-359.

 

47.   "Polymer electro-optic devices for integrated optics." Steier, W.H.; Chen, A.; Lee, S. S.; Garner, S.; Zhang, H.; Chuyanov, V.; Dalton, L.R.; Wang, F.; Ren, A.S.; Zhang, C.; Todorova, G.; Harper, A.W.; Fetterman, H.R.; Chen, D. T.; Udupa, A.; Bhattacharya, D.; Tsap, B., Chem. Phys. 1999, 245, 487-506.

 

48.   "Polymeric Electro-optic Modulators: From Chromophore Design to Integration with Semiconductor Very Large Scale Integration Electronics and Silica Fiber Optics." L. Dalton, A. Harper, A. Ren, F. Wang, G. Todorova, J, Chen, Cheng Zhang, M. Lee. Industrial and Engineering Chemistry Research, 1999, 38, 8-33.