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Biography

Publications

Awards & Services

Book Chapter:

1.       D. Xu, F. Peng and S. T. Wu, “Polymer-stabilized blue phase liquid crystals,” in the book “Handbook of Visual Display Technology (2nd Edition)” (Springer, 2015).

Journal Publications:

1.       H. Chen, Y. Weng, D. Xu, N. V. Tabiryan, and S. T. Wu, Beam steering for virtual/augmented reality displays with a cycloidal diffractive waveplate, Opt. Express 24, 7287-7298 (2016).

2.       Y. F. Lan, Y. Liu, P. J. Huang, D. Xu, C. Y. Tsai, C. H. Lin, N. Sugiura and S. T. Wu, “Non-ideal optical isotropy of blue phase liquid crystal and their self-assembly on electrode surface,” Mol. Crsyt. Liq. Cryst. 610, 217-220 (2015).

3.       D. Franklin, Y. Chen, A. Vazquez-Guardado, S. Modak, J. Boroumand, D. Xu, S. T. Wu and D. Chanda, "Polarization-independent actively tunable color generation on imprinted plasmonic surfaces," Nature Commun. 6, 7337 (2015). (Cover/feature article)

4.       D. Xu, F. Peng, G. Tan, J. He and S. T. Wu, “A semi-empirical equation for the response time of in-plane switching liquid crystal display and measurement of twist elastic constant,” J. Appl. Phys. 117, 203103 (2015).

5.       J. Yuan, G. Tan, D. Xu, F. Peng, A. Lorenz and S. T. Wu, “Low-voltage and fast-response polymer-stabilized hyper-twisted nematic liquid crystal,” Opt. Mater. Express 5, 1339-1347 (2015).

6.       H. Chen, Z. Luo, D. Xu, F. Peng, S. T. Wu, M. C. Li, S. L. Lee and W. C. Tsai, “A fast-response A-film-enhanced fringe field switching liquid crystal displays,” Liq. Cryst. 42, 537-542 (2015).

7.       D. Xu, G. Tan and S. T. Wu, "Large-angle and high-efficiency tunable phase grating using fringe field switching liquid crystal," Opt. Express 23, 12274-12285 (2015).

8.       D. Xu, H. Chen, S. T. Wu, M. C. Li, S. L. Lee and W. C. Tsai, “A fringe field switching liquid crystal display with fast grayscale response time,” J. Disp. Technol. 11, 353-359 (2015).

9.       F. Peng, D. Xu, H. Chen, and S. T. Wu, “A low voltage polymer network liquid crystal for infrared spatial light modulators,” Opt. Express 23, 2361-2368 (2015).

10.    D. Xu, F. Peng, H. Chen, J. Yuan, S. T. Wu, M. C. Li, S. L. Lee and W. C. Tsai, “Image sticking in liquid crystal displays with lateral electric fields,” J. Appl. Phys. 116, 193102 (2014).

11.    H. Chen, F. Peng, Z. Luo, D. Xu, S. T. Wu, M. C. Li, S. L. Lee and W. C. Tsai, High performance liquid crystal displays with a low dielectric constant material,” Opt. Mater. Express 4, 2262-2273 (2014).

12.    M. Xu, D. Xu, H. Ren, I. S. Yoo and Q. Wang, An adaptive liquid lens with radial interdigitated electrode,” J. Opt. 16, 105601 (2014).

13.    D. Xu, J. Yuan, M. Schadt and S. T. Wu, Blue phase liquid crystals stabilized by linear photo-polymerization,” Appl. Phys. Lett. 105, 081114 (2014).

14.    Y. Liu, S. Xu, D. Xu, J. Yan, Y. Gao and S. T. Wu, A hysteresis-free polymer-stabilized blue phase liquid crystal,” Liq. Cryst. 41, 1339-1344 (2014).

15.    D. Xu, J. Yan, J. Yuan, F. Peng, Y. Chen and S. T. Wu, Electro-optic response of polymer-stabilized blue phase liquid crystals,”Appl. Phys. Lett. 105, 011119 (2014).

16.    Y. F. Lan, Y. Liu, P. J. Huang, D. Xu, C. Y. Tsai, C. H. Lin, N. Sugiura and S. T. Wu, Non-ideal optical isotropy of blue phase liquid crystal,” Appl. Phys. Lett. 105, 011903 (2014).

17.    (Invited review, co-first author) Z. Luo, D. Xu and S. T. Wu, “Emerging quantum-dot-enhanced LCDs,” J. Disp. Technol. 10, 526-539 (2014).

18.    J. Yan, D. Xu, H. C. Cheng, S. T. Wu, Y. F. Lan and C. Y. Tsai, “ Turning film for widening the viewing angle of a blue phase liquid crystal display,” Appl. Opt. 52, 8840-8844 (2013).

19.    D. Xu, Y. Chen, Y. Liu and S. T. Wu, Refraction effect in an in-plane-switching blue phase liquid crystal cell,” Opt. Express 21, 24721-24735 (2013).

20.    J. Yan, Y. Chen, D. Xu and S. T. Wu, Angular dependent reflection of a monodomain blue phase liquid crystal,” J. Appl. Phys. 114, 113106 (2013).

21.    Y. Chen, D. Xu, S. T. Wu, S. Yamamoto and Y. Haseba, A low voltage and submillisecond-response polymer-stabilized blue phase liquid crystal,” Appl. Phys. Lett. 102, 141116 (2013).

22.    Y. Liu,  Y. F. Lan, H. Zhang, R. Zhu, D. Xu, C. Y. Tsai, J. K. Lu, N. Sugiura, Y. C. Lin and S. T. Wu, Optical rotatory power of polymer-stabilized blue phase liquid crystals,” Appl. Phys. Lett. 102, 131102 (2013).

23.       D. Xu, L. Rao, C. D. Tu and S. T. Wu, Nematic liquid crystal display with submillisecond grayscale response time,” J. Disp. Technol. 9, 67-70 (2013).

Conference Proceedings:

1.       D. Xu, G. Tan, S. T. Wu, “Multi-angle beam steering for head-mounted displays,” SID Intl. Symp. Digest (2016, San Francisco, CA).

2.       D. Xu, F. Peng, G. Tan, J. He and S. T. Wu, “A new single-cell measurement method for determining the twist elastic constant of liquid crystals,” SID Intl. Symp. Digest (2016, San Francisco, CA).

3.       D. Xu, J. Yuan, M. Schadt and S. T. Wu, “High performance blue phase liquid crystal displays stabilized by linear photopolymers,” SID Intl. Symp. Digest 46, 545-548 (2015, San Jose, CA).

4.       D. Xu, H. Chen, S. T. Wu, et al. “Fast-response fringe field switching LCD with patterned common electrode,” SID Intl. Symp. Digest 46, 652-655 (2015, San Jose, CA).

5.       D. Xu, F. Peng, H. Chen, J. Yuan, S. T. Wu, et al. “Image sticking reduction of fringe field switching LCDs,” SID Intl. Symp. Digest 46, 739-742 (2015, San Jose, CA).

6.       (Distinguished student paper) H. Chen, Z. Luo, D. Xu, F. Peng, S. T. Wu, et al. “A fast-response A-film-enhanced fringe field switching LCDs,” SID Intl. Symp. Digest 46, 739-742 (2015, San Jose, CA).

7.       F. Peng, D. Xu, H. Chen and S. T. Wu, “A low-voltage and fast-response infrared spatial light modulator,” SID Intl. Symp. Digest 46, 831-834 (2015, San Jose, CA).

8.       J. Yuan, D. Xu and S. T. Wu, “An ultra-low voltage blue phase LCD for mobile applications,” SID Intl. Symp. Digest 46, 1520-1523 (2015, San Jose, CA).

9.       (Invited talk) D. Xu, J. Yuan, M. Schadt, J. Yan and S. T. Wu, “Stabilizing blue phase liquid crystals with linearly polarized UV light,” Proc. SPIE 9384, 93840H-1 (2015, San Francisco, CA).

10.    (Invited talk) D. Xu, F. Peng and S. T. Wu, “Is polymer-stabilized blue phase liquid crystal ready for prime time?” 10th SPSJ International Polymer Conference (2014, Tsukuba, Japan).

11.    (Invited talk) Z. Luo, Y. Chen, D. Xu, and S. T. Wu, "Is quantum-dot LCD ready for prime time?" IEEE Photonics Conference, 40-41 (2014, San Diego, CA).

12.    (Distinguished student paper) D. Xu, Y. Chen. Y. Liu, S. T. Wu, et al. “Low-voltage and high-transmittance blue phase liquid crystal displays,” SID Intl. Symp. Digest 45, 168-171 (2014, San Diego, CA).

13.    Y. Liu, S. Xu, D. Xu, J. Yan and S. T. Wu, “A hysteresis-free polymer-stabilized blue-phase liquid crystal,” SID Intl. Symp. Digest 45, 176-179 (2014, San Diego, CA).

14.    (Distinguished student paper) D. Xu, L. Rao, C. D. Tu and S. T. Wu, “A nematic LCD with submillisecond gray-to-gray response time”, SID Intl. Symp. Digest 44, 435-438 (2013, Vancouver, Canada).

15.    Y. Liu, H. Zhang, R. Zhu, D. Xu, S. T. Wu, et al. “Enhancing the contrast ratio of blue phase LCDs,” SID Intl. Symp. Digest 44, 188-191 (2013, Vancouver, Canada).

Patent Applications:

1.       J. Yan, D. Xu, H. C. Cheng, S. T. Wu, Y. F. Lan, C. Y. Tsai, “Optical films and display devices having the same,” US Patent 9,121,999 B2 (2015).