PUBLICATIONS (Dr. Weidong Zhou) Refereed and Archival Journal Articles

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1 PUBLICATIONS (Dr. Weidong Zhou) Refereed and Archival Journal Articles 1. W. D. Zhou, Encapsulation for efficient electrical injection of photonic crystal surface emitting lasers, Appl. Phys. Lett., vol.88, , ; also appeared at Virtual Journal of Nanoscale Science & Technology, vol.13(6), W. D. Zhou, V. Nair, G. Thiruvengadam, The Impact of High Dielectric Constant on Photonic Bandgaps in PbSe Nanocrystal based Photonic Crystal Slabs, Proc. of SPIE, vol. 6128, , 2006 (in press). 3. P. Bhattacharya, J. Sabarinathan, J. Topol'ancik, S. Chakravarty, P.C. Yu, W. D. Zhou, Quantum Dot Photonic Crystal Light Sources (Invited), Proc. of the IEEE, vol.93, no.10, pp , Oct Weidong Zhou, Encapsulated Photonic Crystals for High Efficiency Nanolasers, Proc. of SPIE, vol. 5931, 59310A, P. Bhattacharya, J. Sabarinathan, W.D. Zhou, P.-C. Yu, A. McGurn, Cavities of crystal light [photonic crystal microcavities] IEEE Circuits and Devices Magazine, Vol. 19, pp.25 33, A. R. McGurn, P. Bhattacharya, J. Sabarinathan, W.D. Zhou, P.C. Yu, Photonic Crystal Slabs, Physica B, vol. 338, pp , P. Bhattacharya, W.D. Zhou, O. Qasaimeh, and S. Pradhan, Evolutionary design process ponders optoelectronic eye, Laser Focus World, May W.D. Zhou, S. Pradhan, P. Bhattacharya, A. Liu, Low-Power Phototransceiver Arrays with Vertically Integrated Resonant-Cavity LEDs and Heterostructure Phototransistors, IEEE Photon. Technol. Lett.,vol.13(11), p , W.D. Zhou, J. Sabarinathan, P. Bhattacharya, B. Kochman, E. Berg, P.C. Yu, S. Pang, Characteristics of a Photonic Bandgap Single Defect Microcavity Electroluminescent Device, IEEE J. Quantum Electronics, vol.37(9), pp , W.D. Zhou, P. Bhattacharya, O. Qasaimeh, InP-Based Cylindrical Microcavity Light Emitting Diodes, IEEE J. Quantum Electronics, vol. 37(1), pp.48-54, J. Sabarinathan, P. Bhattacharya, D. Zhu, B. Kochman, W.D. Zhou, and P.-C. Yu, Submicron three-dimensional infrared GaAs/AlxOy-based photonic crystal using single-step epitaxial growth, Appl. Phys. Lett., vol. 78, pp , O. Qasaimeh, W.D. Zhou, P. Bhattacharya, D. Huffaker and D. Deppe, Monolithically Integrated Low-Power Phototransceivers for Optoelectronic

2 Page 2 of 5 Parallel Sensing and Processing Applications, IEEE J. Lightwave Technol., vol.19, pp , W.D. Zhou, J. Sabarinathan, B. Kochman, E. Berg, O. Qasaimeh, T. Brock, S. Pang and P. Bhattacharya, Electrically Injected Single-Defect Photonic Bandgap Surface-Emitting Laser at Room Temperature, Electron. Lett., vol. 36(18), pp , O. Qasaimeh, W.D. Zhou, P. Bhattacharya, D. Huffaker and D. Deppe, InGaAs/GaAs Quantum Dot Microcavity LEDs and Modulated Barrier, Electron. Lett., vol. 36(23), pp , O. Qasaimeh, W.D. Zhou, P. Bhattacharya, D. Huffaker and D. Deppe, Microcavity LEDs and Multiquantum Well Phototransistors IEEE Photon. Tech. Lett., vol. 12(12), pp , P. Bhattacharya, D. Klotzkin, O. Qasaimeh, W.D. Zhou, S. Krishna, and D. Zhu, High-speed modulation and switching characteristics of In(Ga)As/Al(Ga)As self-organized quantum dot lasers (INVITED), IEEE J. Select. Topics Quantum Electronics, vol. 36(3), pp , W.D. Zhou, P. Bhattacharya, J. Sabarinathan, and D.H. Zhu, Fabrication of GaAs-based photonic bandgap materials, J. Vac. Sci. Tech. B, vol. 18(3), pp , P. Bhattacharya,W.D. Zhou, D. Zhu, and J. Sabarinathan, Photonic stopbands and light transmission characteristics in GaAs-based three dimensional waveguides with large index contrast, Appl. Phys. Lett., vol. 75, pp , P. Bhattacharya, S. Krishna, D. Zhu, J. Phillips, D. Klotzkin, O. Qasaimeh, W.D. Zhou, J.Singh, P.J. McCann and K. Namjou, Optoelectronic device applications of self-organized In(Ga,Al)As/Ga(Al)As quantum dots (INVITED), Proceeding of Materials Research Society (Spring Meeting), O. Qasaimeh, W.D. Zhou, J. Phillips, S. Krishna, and P. Bhattacharya, M. Dutta, Bistability and self-pulsation in quantum-dot lasers with intracavity quantum-dot saturable absorbers, Appl. Phys. Lett., vol. 74, pp , W.D. Zhou, O. Qasaimeh, J. Phillips, S. Krishna, and P. Bhattacharya, Biascontrolled wavelength switching in coupled-cavity In 0.4 Ga 0.6 As/GaAs selforganized quantum dot lasers, Appl. Phys. Lett., vol. 74, pp , H. Gebretsadik, K. Kamath, W.D. Zhou, and P. Bhattacharya, Lateral oxidation of InAlAs in InP-based heterostructures for long wavelength vertical cavity surface emitting laser applications, Appl. Phys. Lett., vol. 72, pp , Conference Presentations

3 Page 3 of Z. X. Qiang, W. D. Zhou, From two-dimensional photonic crystal slab to onedimensional waveguide: a simplified model for photonic crystal lasers, JSPS UNT Joint Symposium on Nanoscale Materials for Optoelectronics and Biotechnology, Feb. 2-3, 2006, University of North Texas, Denton, Texas. 24. G. Thiruvengadam, H.J. Yang, W. D. Zhou, Encapsulated photonic crystals and nanoparticle self assemblyon patterned photonic crystal structures, JSPS UNT Joint Symposium on Nanoscale Materials for Optoelectronics and Biotechnology, Feb. 2-3, 2006, University of North Texas, Denton, Texas. 25. L. Chen, W. D. Zhou, Enhanced absorption in one-dimensional photonic crystal, JSPS UNT Joint Symposium on Nanoscale Materials for Optoelectronics and Biotechnology, Feb. 2-3, 2006, University of North Texas, Denton, Texas. 26. V. Nair, W. D. Zhou, The Impact of High Dielectric Constant on Photonic Bandgaps in PbSe Nanocrystal based Photonic Crystal Slabs, Photonics West (PW 06), Jan , 2006, San Jose, CA. 27. W. D. Zhou, V. Nair, Encapsulated Photonic Crystals and the Role of Surface State on High Performance Photonic Crystal Surface Emitting Lasers, IEEE LEOS Annual Meeting(LEOS 05), Oct , 2005, Sydney, Australia. 28. W.D. Zhou, G. Brown, A. Stiff-Roberts, F. Tittel, Photonic Crystal Infrared Photodetectors for Gas Sensing, 3 rd Annual SPRING Conference, Associated Nanotechnology Congress, Oct., 2005, Houston, TX. 29. W. D. Zhou, G. Thiruvengadam, V. Nair, Encapsulated Photonic Crystals and Nanoparticle Self Assembly on Patterned Photonic Crystal Structures (Poster), 3 rd Annual SPRING Conference, Associated Nanotechnology Congress, Oct., 2005, Houston, TX. 30. L. Chen, W. D. Zhou, G. Brown, A. Stiff-Roberts, Enhanced absorption in onedimensional photonic crystals, 3 rd Annual SPRING Conference, Associated Nanotechnology Congress, Oct., 2005, Houston, TX. 31. W. D. Zhou, Encapsulated Photonic Crystals for High Efficiency Nanolasers, SPIE Optics & Photonics 2005, July 31-Aug. 5, 2005, San Diego, CA. 32. W.D. Zhou, Encapsulated Photonic Crystals, IEEE Nanoscale Devices and System Integration (NDSI 05), April 4-6, 2005, Houston, Texas. 33. J. Sabarinathan, W.-D. Zhou, P.-C. Yu, P. Bhattacharya, S. Mogg, M., Hammar, Electrically injected 1.55 mm InP-based photonic crystal microcavity coherent light source (INVITED), Indium Phosphide and Related Materials Conference, (14 th IPRM) May 12-16, 2002, Stockholm, SWEDEN. 34. P. Bhattacharya, S. Pradhan, W. Zhou, and O. Qasaimeh, Low Power Phototransceivers and Phototransceiver Arrays for High Density Optical Interconnect and Imaging Applications, First International Symposium On Integrated Optoelectronics, ECS Centennial Meeting (201 st meeting), May 12-17, 2002, Philadelphia, PA.

4 Page 4 of W.D. Zhou, S. Pradhan, P. Bhattacharya, W.K. Liu, and D. Lubyshev, Phototransceiver Arrays with Phototransistors and Resonant Cavity Light Emitting Diodes Vertically Integrated with Tunnel Junctions, IEEE/LEOS th annual meeting, Nov , 2001, San Diego, CA P. Bhattacharya, W.D. Zhou, J. Sabarinathan, Electrically Injected Photonic Bandgap Microcavity Light Sources (INVITED), IEEE/LEOS th annual meeting, Nov , 2001, San Diego, CA P. Bhattacharya, W.D. Zhou, J. Sabarinathan, Photonic Bandgap Microcavity Surface Emitting Electroluminescence Light Source (INVITED), STATE-OF- THE-ART PROGRAM ON COMPOUND SEMICONDUCTORS XXXV at the 2001 Joint Meeting the 200 th Meeting of The Electrochemical Society, and the 52 nd Meeting of International Society of Electrochemistry, September 2-7, 2001, San Francisco, CA. 38. P. Bhattacharya, S. Krishna, W.D. Zhou, and J. Sabarinathan, Quantum Dots and Photonic Microcavities: Properties and Optoelectronic Device Applications (PLENARY), 2000 Conference on Optoelectronic and Microelectronic Materials & Devices (COMMAD), 06 Dec - 08 Dec 2000, La Trobe University Bundoora, Victoria, Australia. 39. J. Sabarinathan, W.D. Zhou, B. Kochman, E. Berg, O. Qasaimeh, T. Brock, S. Pang and P. Bhattacharya, Room Temperature Operation of an Electrically Injected Single-Defect Photonic Bandgap Microcavity Surface-Emitting Laser [TuDD2], IEEE/LEOS th annual meeting, Nov , 2000, Rio Grande, Puerto Rico. 40. O. Qasaimeh, W.D. Zhou, P. Bhattacharya, D. Huffaker and D. Deppe, Ultralow Power Monolithically Integrated InGaAs/GaAs Phototransceiver Incorporaing a Modulated Barrier Photodiode and a Quantum Dot Microcavity LED [TuS3], IEEE/LEOS th annual meeting, Nov , 2000, Rio Grande, Puerto Rico. 41. W.D. Zhou, J. Sabarinathan, B. Kochman, E. Berg, O. Qasaimeh, T. Brock, S. Pang and P. Bhattacharya, Cylindrical Microcavity Light Emitters Realized with Double Oxide-Confinement or Single-Defect Photonic Bandgap Crystals [V.B.- 1], IEEE 58 th Device Research Conference (DRC), June 19-21, 2000, Denver, CO. 42. O. Qasaimeh, W.D. Zhou, P. Bhattacharya, D. Huffaker and D. Deppe, Microcavity LEDs and Multiquantum Well Phototransistors [VII.B.-5], IEEE 58 th Device Research Conference (DRC), June 19-21, 2000, Denver, CO. 43. J. Sabarinathan, W.D. Zhou, B. Kochman, D. Zhu, P. Bhattacharya, Fabrication of GaAs/Al x O y based 3-D photonic bandgap crystals by single step epitaxial growth [D2+], 42 nd Electronic Material Conference (EMC), June 21-23, 2000, Denver, CO. 44. S. Krishna, D. Zhu, W.D. Zhou, O. Qasaimeh, P. Bhattacharya, P.J. McCann, and K. Namjou, Self organized InGaAs/GaAs quantum dot intersubband (~12µm)

5 Page 5 of 5 electroluminescent devices, XI th International Conference on Molecular Beam Epitaxy, Spetember, 2000, Beijing, China. 45. W.D. Zhou, O. Qasaimeh, and P. Bhattacharya, InP-based 1.6 µm oxideconfined microcavity light emitting diodes, post deadline paper[ ], Conference on Physics and Simulation of Optoelectronic Devices VIII, Photonics West 00, Jan , 2000, San Jose, CA. 46. P. Bhattacharya, W.D. Zhou, J. Sabarinathan, D. Zhu, Three-dimensional GaAs/Al x O y photonic bandgap material fabrication and characterization (INVITED), [ ], Photonics Technology into the 21st Century: Semiconductors, Microstructures, and Nanostructures, in ISPA 99, Nov. 29-Dec. 3, 1999, Singapore. 47. P. Bhattacharya, J. Phillips, S. Krishna, O. Qasaimeh, and W.D. Zhou, Carrier dynamics and ultrafast photonic device application of self-organized quantum dots (INVITED), Femtosecond Science and Technology Conference, 1999, Chiba, Japan. 48. W.D. Zhou, P. Bhattacharya, J. Sabarinathan, D. Zhu, A. Helmy, J. Marsh, Processing and characterization of a GaAs/Al x O y quasi-three-dimensional photonic bandgap material", LEOS 99 12th Annual Meeting, Nov. 8-11, 1999, San Francisco, CA. 49. W.D. Zhou, P. Bhattacharya, J. Sabarinathan, D. Zhu, Fabrication of GaAs/A1 x O y Three-Dimensional Photonic Bandgap Materials, (page 207) 18th North American Conference on Molecular Beam Epitaxy (NAMBE 99), Oct , 1999, Banff, Canada. 50. J. Phillips, O. Qasaimeh, W.D. Zhou, P. Bhattacharya, High Speed Modulation of Quantum Dot Lasers (INVITED, MB2.3), IEEE/LEOS Summer Topical Meetings, July , San Diego, CA. 51. W. Zhou, I. Khlebnikov, M. A. Capano, and W. C. Mitchel, T. S. Sudarshan, Minority Carrier Lifetime Measurements in 6H-SiC using the Photoconductive Decay Technique", Int. Conf. on SiC and III-N '97, August 31st - September 5, 1997, Stockholm, Sweden. R. De La Rue and C. Smith, On the Threshold of Success, Nature 408, pp , [Nature News and Views featured review about our work on photonic crystals light emitters ],