Jimmy Xu: The Charles C. Tillinghast Jr. 1932 University Professor, Engineering and Physics.
Prior to coming to Brown University in 1999, he was the Nortel Chair in Emerging Technologies and James Ham Chair in Optoelectronics, and the Director of Nortel Institute of Telecommunications at the University of Toronto.
A Fellow of AAAS, APS, Fulbright, Guggenheim, IEEE, and InstP (UK), Professor Xu is interested in nanoscale science and technology, quantum electronics and photonics, sensors, semiconductor lasers, electro-optics, and collective behaviors of large coupled systems such as neuromorphic computing. His ongoing research includes hyperspectral quantum imaging/sensing; electrically driven silicon single-photon emitters, carbon nanotubes; diamond nanowires, Silicon lasers, active metamaterials, quantum materials, synthesis and non-lithographic fabrication and study of quantum-arrays made from metals, superconducting, molecules and semiconductors; DNA conductivity; physics of redox processes in proteins and cells.
Research results have been reported in over ~340 refereed journal papers and at over 320 plenary, keynote, invited talks at conferences, seminars, colloquia, and speeches in the areas of nano and quantum structures, photonics and physics in USA, Canada, France, Korea, China, and other countries. Holds 27 patents. Supervised 27 Ph.D theses, 30 Master Degree theses and 26 postdoctoral fellows. 30 of former and current students won 33 international, national, and university awards and prizes for their research accomplishments during their tenures in our lab. 7 of them hold Chaired Professorships. Served and serving as advisers and on advisory boards and committees of government agencies, labs, and companies and firms in USA, Canada, Korea, France, and China, and as DVS (Distinguished Visiting Scientist) of NASA JPL, Telecom Industry Distinguished Visiting Professor of POSTECH (Korea), WCU (World Class University) Professor (visiting) of Seoul National University (Korea), Professeur Invite' of CNRS/Universite of Lille (France), Chang-Jiang Chair Professor (visiting) of UESTC (China), Fulbright-Tocqueville Distinguished Chair at Junia ISEN and IEMN (France).
| Pallecchi, E., Chen, Z., Fernandes, G. E., Wan, Y., Kim, J. H., Xu, J. "A thermal diode and novel implementation in a phase-change material." Mater. Horiz., vol. 2, no. 1, 2015, pp. 125-129. |
| Jang, Hae Lin, Lee, Keunho, Kang, Chan Soon, Lee, Hye Kyoung, Ahn, Hyo-Yong, Jeong, Hui-Yun, Park, Sunghak, Kim, Seul Cham, Jin, Kyoungsuk, Park, Jimin, Yang, Tae-Youl, Kim, Jin Hong, Shin, Seon Ae, Han, Heung Nam, Oh, Kyu Hwan, Lee, Ho-Young, Lim, Jun, Hong, Kug Sun, Snead, Malcolm L., Xu, Jimmy, Nam, Ki Tae. "Biofunctionalized Ceramic with Self-Assembled Networks of Nanochannels." ACS Nano, vol. 9, no. 4, 2015, pp. 4447-4457. |
| Lee, Do-Joong, Kim, Jiyeon, Fernandes, Gustavo E., Kim, Jin Ho, Bledt, Carlos, Kim, Ki-Bum, Xu, Jimmy. "Extraordinary Optical Properties of Atomic-Layer Doped Transparent Conductive Oxide Superlattice." CLEO: 2015, 2015. |
| Oller, Declan, Fernandes, Gustavo E., Kim, Jin Ho, Xu, Jimmy. "Investigation of quantum confinement within the tunneling-percolation transition for ultrathin bismuth films." Physica B: Condensed Matter, vol. 475, 2015, pp. 117-121. |
| Tae, Patrick, Zhao, Chong, Fernandes, Gustavo E, Ho Kim, Jin, Xu, Jimmy. "Molecular weight effects on the phase-change-enhanced temperature coefficient of resistance in carbon nanotube/poly(N-isopropylacrylamide) composites." Nanotechnology, vol. 26, no. 21, 2015, pp. 215705. |
| Fernandes, Gustavo E., Ho Kim, Jin, Chin, Matthew, Dhar, Nibir, Xu, Jimmy. "Carbon nanotube microbolometers on suspended silicon nitride via vertical fabrication procedure." Appl. Phys. Lett., vol. 104, no. 20, 2014, pp. 201115. |
| Hollen, S. M., Fernandes, G. E., Xu, J. M., Valles, J. M. "Fate of the Bose insulator in the limit of strong localization and low Cooper-pair density in ultrathin films." Phys. Rev. B, vol. 90, no. 14, 2014. |
| Lee, Do-Joong, Kwon, Jang-Yeon, Kim, Jiyeon, Kim, Ki-Ju, Cho, Yeong-Ho, Cho, Seong-Yong, Kim, Soo-Hyun, Xu, Jimmy, Kim, Ki-Bum. "Ultrasmooth, High Electron Mobility Amorphous In–Zn–O Films Grown by Atomic Layer Deposition." J. Phys. Chem. C, vol. 118, no. 1, 2014, pp. 408-415. |
| Lee, Do-Joong, Kim, Ki-Ju, Kim, Soo-Hyun, Kwon, Jang-Yeon, Xu, Jimmy, Kim, Ki-Bum. "Atomic layer deposition of Ti-doped ZnO films with enhanced electron mobility." Journal of Materials Chemistry C, vol. 1, no. 31, 2013, pp. 4761. |
| Kim, J., Fernandes, G., Deisley, D., Jung, S., Jokubaitis, M., Kim, H., Kim, K., Xu, J. "Carbon nanotube composite for electromagnetic interference shielding and thermal signature reduction." Journal of Composite Materials, vol. 47, no. 1, 2013, pp. 119-124. |
| Hollen, S. M., Fernandes, G. E., Xu, J. M., Valles, J. M. "Collapse of the Cooper pair phase coherence length at a superconductor-to-insulator transition." Phys. Rev. B, vol. 87, no. 5, 2013. |
| Hollen, S.M., Shainline, J., Xu, J.M., Valles, J.M. "Cooper pair insulator phase induced in amorphous Pb0.9Bi0.1 thin films." Physica C: Superconductivity, vol. 486, 2013, pp. 23-25. |
| DOBRINSKY, A., SADRZADEH, A., YAKOBSON, B. I., XU, J. "ELECTRONIC STRUCTURE OF GRAPHENE NANORIBBONS SUBJECTED TO TWIST AND NONUNIFORM STRAIN." Frontiers in Electronics, 2013. |
| Fernandes, Gustavo E., Kim, Jin Ho, Sood, Ashok K., Xu, Jimmy. "Giant Temperature Coefficient of Resistance in Carbon Nanotube/Phase-Change Polymer Nanocomposites." Adv. Funct. Mater., 2013, pp. n/a-n/a. |
| Wahab, Fazal, Fernandes, Gustavo E., Kim, Jin Ho, Jung, Seungwoo, Kim, Ki-Bum, Hassan Sayyad, M., Xu, Jimmy. "High Seebeck Coefficient in Solution-Grown PbS Films." Journal of Electronic Materials, vol. 43, no. 2, 2013, pp. 348-352. |
| Osgood, R. M., Giardini, S. A., Carlson, J. B., Gear, C., Diest, K., Rothschild, M., Fernandes, G. E., Xu, J., Kooi, S., Periasamy, P., O'Hayre, R., Parilla, P., Berry, J., Ginley, D. "Plasmonic Ag nanostructures on thin substrates for enhanced energy harvesting." Plasmonics: Metallic Nanostructures and Their Optical Properties XI, 2013. |
| Isenstadt, Aaron, Xu, Jimmy. "Subwavelength metal optics and antireflection." Electronic Materials Letters, vol. 9, no. 2, 2013, pp. 125-132. |
| Fernandes, Gustavo E., Kim, Jin Ho, Xu, Jimmy. "Thermoelectric response of carbon nanotube films to Au-nanoparticle incorporation." Materials Research Bulletin, vol. 48, no. 8, 2013, pp. 2950-2954. |
| Fernandes, Gustavo E., Kim, Jin Ho, Xu, Jimmy, Sood, Ashok K., Dhar, Nibir K., Dubey, Madan. "Unleashing giant TCR from phase changes in carbon nanotube composites." Infrared Sensors, Devices, and Applications III, 2013. |
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Kuznetsova, Lyuba, Fernandes, Gustavo, Xu, Jimmy.
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| Sood, Ashok K., Egerton, E. James, Puri, Yash R., Fernandes, Gustavo, Xu, Jimmy, Akturk, Akin, Goldsman, Neil, Dhar, Nibir K., Dubey, Madan, Wijewarnasuriya, Priyalal S., Lineberry, Bobby I. "Design and development of carbon nanotube-based microbolometer for IR imaging applications." Infrared Technology and Applications XXXVIII, 2012. |
| Hsu, Chih-Hsun, Xu, Jimmy. "Diamond nanowire – a challenge from extremes." Nanoscale, vol. 4, no. 17, 2012, pp. 5293. |
| Jung, Seungwoo, Kim, Ki-Bum, Fernandes, Gustavo, Kim, Jin Ho, Wahab, Fazal, Xu, Jimmy. "Enhanced thermoelectric power in nanopatterned carbon nanotube film." Nanotechnology, vol. 23, no. 13, 2012, pp. 135704. |
| Park, Hongsik, Beresford, Roderic, Ha, Ryong, Choi, Heon-Jin, Shin, Hyunjung, Xu, Jimmy. "Evaluation of metal–nanowire electrical contacts by measuring contact end resistance." Nanotechnology, vol. 23, no. 24, 2012, pp. 245201. |
| Park, S. H., Park, J., You, D.-J., Joo, K., Moon, D., Jang, J., Kim, D.-U., Chang, H., Moon, S., Song, Y.-K., Lee, G.-D., Jeon, H., Xu, J., Nanishi, Y., Yoon, E. "Improved emission efficiency of a-plane GaN light emitting diodes with silica nano-spheres integrated into a-plane GaN buffer layer." Appl. Phys. Lett., vol. 100, no. 19, 2012, pp. 191116. |
| Fernandes, Gustavo E., Lee, Do-Joong, Kim, Jin Ho, Kim, Ki-Bum, Xu, Jimmy. "Infrared and microwave shielding of transparent Al-doped ZnO superlattice grown via atomic layer deposition." J Mater Sci, vol. 48, no. 6, 2012, pp. 2536-2542. |
| Hu, Quanli, Lee, Hyun Ho, Jeong, Dae-Yong, Kim, Yong-Sang, Kim, Ki-Bum, Xu, Jimmy, Yoon, Tae-Sik. "Reflectivity Spectra and Colors of Porous Anodic Aluminum Oxide Containing Silver Nanoparticles by Plasmonic Absorption." Journal of Nanoscience and Nanotechnology, vol. 12, no. 3, 2012, pp. 1979-1983. |
| Chivukula, Venkata S., Ciplys, Daumantas, Jin Ho Kim, None, Rimeika, Romualdas, Xu, Jimmy M., Shur, Michael S. "Surface acoustic wave response to optical absorption by graphene composite film." IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, vol. 59, no. 2, 2012, pp. 265-270. |
| Wu CH, Cao C, Kim JH, Hsu CH, Wanebo HJ, Bowen WD, Xu J, Marshall J. "Trojan-Horse Nanotube On-Command Intracellular Drug Delivery." Nano Letters, vol. 12, no. 11, 2012, pp. 5475-80. |
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Sood, Ashok K., Egerton, E. James, Puri, Yash R., Fernandes, Gustavo, Kim, Jin Ho, Xu, Jimmy, Goldsman, Neil, Dhar, Nibir K., Wijewarnasuriya, Priyalal S., Lineberry, Bobby I.
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Osgood III, Richard, Giardini, Stephen, Carlson, Joel, Fernandes, Gustavo E., Kim, Jin Ho, Xu, Jimmy, Chin, Matthew, Nichols, Barbara, Dubey, Madan, Parilla, Philip, Berry, Joseph, Ginley, David, Periasamy, Prakash, Guthrey, Harvey, O'Hayre, Ryan, Buchwald, Walter.
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Sood, Ashok K., Egerton, E. James, Richwine, Robert A., Puri, Yash R., Manzur, Tariq, Dhar, Nibir K., Polla, Dennis L., Wang, Zhong L., Fernandes, Gustavo E., Xu, Jimmy, Wijewarnasuriya, Priyalal S., Anwar, A. F. M.
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| Kim, Jin Ho, Withey, Gary, Wu, Chia-Hsuan, Xu, Jimmy. "Carbon Nanotube Array for Addressable Nano-Bioelectronic Transducers." IEEE Sensors J., vol. 11, no. 5, 2011, pp. 1274-1283. |
| Hollen, S. M., Nguyen, H. Q., Rudisaile, E., Stewart, M. D., Shainline, J., Xu, J. M., Valles, J. M. "Cooper-pair insulator phase in superconducting amorphous Bi films induced by nanometer-scale thickness variations." Phys. Rev. B, vol. 84, no. 6, 2011. |
| Park, Hongsik, Kim, Jin Ho, Beresford, Roderic, Xu, Jimmy. "Effects of electrical contacts on the photoconductive gain of nanowire photodetectors." Appl. Phys. Lett., vol. 99, no. 14, 2011, pp. 143110. |
| Jung, Seungwoo, Fernandes, Gustavo, Kim, Jinho, Ki-Bum Kim, None, Xu, Jimmy. "Electron localization enhanced thermoelectric power in CNT film with nanopatterning." 2011 IEEE Nanotechnology Materials and Devices Conference, 2011. |
| DOBRINSKY, A., SADRZADEH, A., YAKOBSON, B. I., XU, J. "ELECTRONIC STRUCTURE OF GRAPHENE NANORIBBONS SUBJECTED TO TWIST AND NONUNIFORM STRAIN." International Journal of High Speed Electronics and Systems, vol. 20, no. 01, 2011, pp. 153-160. |
| Kuznetsova, Lyuba, Fernandes, Gustavo E., Xu, Jimmy. "Rabi Splitting in Silicon Microdisks with Emissive Centers." Frontiers in Optics 2011/Laser Science XXVII, 2011. |
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Chivukula, V. S., Ciplys, D., Kim, J. H., Rimeika, R., Xu, J. M., Shur, M. S.
"SAW phase modulation by optical illumination of graphene composite films deposited on LiNbO |
| Panda, Sovan Kumar, Han, Dongil, Yoo, Hyunjun, Shin, Hyunjung, Park, Hongsik, Xu, Jimmy. "Synthesis of Step-Shaped Bismuth Nanowires—An Approach Towards the Fabrication of Self-Homojunction." Electrochemical and Solid-State Letters, vol. 14, no. 6, 2011, pp. E21. |
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Osgood III, Richard M., Giardini, Stephen, Carlson, Joel, Kimball, Brian, Hoey, Megan, Fernandes, Gustavo E., Liu, Zhijun, Kim, Jin Ho, Xu, Jimmy, Buchwald, Walter.
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| Shainline, Jeffrey M., Kuznetsova, Lyuba, Liu, Zhijun, Fernandes, Gustavo, Xu, Jimmy. "Broad Tuning of Whispering-Gallery Modes in Microdisks." Integrated Photonics Research, Silicon and Nanophotonics and Photonics in Switching, 2010. |
| Shainline, Jeffrey M., Fernandes, Gustavo, Liu, Zhijun, Xu, Jimmy. "Broad tuning of whispering-gallery modes in silicon microdisks." Opt. Express, vol. 18, no. 14, 2010, pp. 14345. |
| Liu, Zhijun, Shainline, Jeffrey M., Fernandes, Gustavo E., Xu, Jimmy, Chen, Jianxin, Gmachl, Claire F. "Continuous-wave subwavelength microdisk lasers at λ = 153 µm." Opt. Express, vol. 18, no. 18, 2010, pp. 19242. |
| Sood, Ashok K., Richwine, Robert A., Puri, Yash R., Akturk, Akin, Goldsman, Neil, Potbhare, Siddharth, Fernandes, Gustavo, Hsu, Chih-Hsun, Kim, Jin Ho, Xu, Jimmy, Dhar, Nibir K., Wijewarnasuriya, Priyalal S., Lineberry, Bobby I. "Design and development of carbon nanostructure-based microbolometers for IR imagers and sensors." Micro- and Nanotechnology Sensors, Systems, and Applications II, 2010. |
| Kim, Jin H., Park, Hongsik, Hsu, Chih-Hsun, Xu, Jimmy. "Facile Synthesis of Bismuth Sulfide Nanostructures and Morphology Tuning by a Biomolecule." J. Phys. Chem. C, vol. 114, no. 21, 2010, pp. 9634-9639. |
| Park, Hongsik, Beresford, Roderic, Hong, Seungbum, Xu, Jimmy. "Geometry- and size-dependence of electrical properties of metal contacts on semiconducting nanowires." J. Appl. Phys., vol. 108, no. 9, 2010, pp. 094308. |
| Fernandes, Gustavo E., Tzolov, Marian B., Kim, Jin Ho, Liu, Zhijun, Xu, Jimmy. "Infrared Photoresponses from PbS Filled Multiwall Carbon Nanotubes." J. Phys. Chem. C, vol. 114, no. 51, 2010, pp. 22703-22709. |
| Park, Hongsik, Shin, Hyunjung, Kim, Jin Ho, Hong, Seungbum, Xu, Jimmy. "Memory effect of a single-walled carbon nanotube on nitride-oxide structure under various bias conditions." Appl. Phys. Lett., vol. 96, no. 2, 2010, pp. 023101. |
| Fernandes, G E, Liu, Z, Kim, J H, Hsu, C-H, Tzolov, M B, Xu, J. "Quantum dot/carbon nanotube/silicon double heterojunctions for multi-band room temperature infrared detection." Nanotechnology, vol. 21, no. 46, 2010, pp. 465204. |
| C, D, Rimeika, R, Chivukula, V, Shur, M S, Kim, J H, Xu, J M. "Surface acoustic waves in graphene structures: Response to ambient humidity." 2010 IEEE Sensors, 2010. |
| Hsu, Chih-Hsun, Cloutier, Sylvain G., Palefsky, Steven, Xu, Jimmy. "Synthesis of Diamond Nanowires Using Atmospheric-Pressure Chemical Vapor Deposition." Nano Letters, vol. 10, no. 9, 2010, pp. 3272-3276. |
| Fernandes, Gustavo E., Kim, Jin Ho, Liu, Zhijun, Shainline, Jeffrey, Osgood, Richard, Xu, Jimmy. "Using a forest of gold nanowires to reduce the reflectivity of silicon." Optical Materials, vol. 32, no. 5, 2010, pp. 623-626. |
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Lebedev, Nikolai, Trammell, Scott A., Tsoi, Stanislav, Spano, Anthony, Kim, Jin Ho, Xu, Jimmy, Twigg, Mark E., Schnur, Joel M.
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Sood, Ashok K., Richwine, Robert A., Puri, Yash R., Polla, Dennis L., Dhar, Nibir K., Wang, Zhong L., Xu, J. M., Wijewarnasuriya, Priyalal S., Goldsman, Neil, Soprano, Martin B., Lineberry, Bobby.
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Osgood III, Richard, Carlson, Joel B., Kimball, Brian R., Ziegler, David P., Welch, James R., Belton, Lauren E., Fernandes, Gustavo E., Liu, Zhijun, Xu, Jimmy.
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| Fernandes, Gustavo E., Kim, Jin-Ho, Liu, Zhijun, Shainline, Jeffrey, Osgood III, Richard, Xu, Jimmy. "Anomalously High Refractive Index of an Array of Vertically Aligned Gold Nanopillars on Silicon." Conference on Lasers and Electro-Optics/International Quantum Electronics Conference, 2009. |
| Kim, Jin Ho, Withey, Gary, Xu, Jimmy. "DNA-programmed integrated protein-nanoelectronic transducer array." 2009 IEEE Sensors, 2009. |
| Kuo, Teng-Fang, Tzolov, Marian B., Straus, Daniel A., Xu, Jimmy. "Electron transport in carbon nanotube-silicon heterodimensional heterojunction array: An experimental investigation." Appl. Phys. Lett., vol. 94, no. 23, 2009, pp. 232105. |
| Stewart, M.D., Nguyen, H.Q., Hollen, S.M., Yin, Aijun, Xu, J.M., Valles, J.M. "Enhanced suppression of superconductivity in amorphous films with nano-scale patterning." Physica C: Superconductivity, vol. 469, no. 13, 2009, pp. 774-777. |
| Nguyen, H. Q., Hollen, S. M., Stewart, M. D., Shainline, J., Yin, Aijun, Xu, J. M., Valles, J. M. "Observation of Giant Positive Magnetoresistance in a Cooper Pair Insulator." Phys. Rev. Lett., vol. 103, no. 15, 2009. |
| Park, Hongsik, Han, Dongil, Kim, Jin Ho, Hsu, Chih-Hsun, Shin, Hyunjung, Xu, Jimmy. "One Material, Multiple Faces - Nanostructured Bismuth." ECS Transactions, 2009. |
| Liu, Zhijun, Kim, Jin Ho, Fernandes, Gustavo E., Xu, Jimmy. "Room temperature photocurrent response of PbS/InP heterojunction." Appl. Phys. Lett., vol. 95, no. 23, 2009, pp. 231113. |
| Shainline, Jeffrey M., Xu, Jimmy. "Slow light and band gaps in metallodielectric cylinder arrays." Opt. Express, vol. 17, no. 11, 2009, pp. 8879. |
| Shainline, Jeffrey, Elston, Stuart, Liu, Zhijun, Fernandes, Gustavo, Zia, Rashid, Xu, Jimmy. "Subwavelength silicon microcavities." Opt. Express, vol. 17, no. 25, 2009, pp. 23323. |
| Shainline, Jeffrey M., Fernandes, Gustavo, Liu, Zhijun, Xu, Jimmy. "Subwavelength Silicon Microdisks with High Quality Factors." Frontiers in Optics 2009/Laser Science XXV/Fall 2009 OSA Optics & Photonics Technical Digest, 2009. |
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Withey, Gary, Kim, Jin Ho, Xu, Jimmy.
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| Shainline, Jeffrey M., Xu, Jimmy. "Directly Pumped Silicon Lasers." Optics and Photonics News, vol. 19, no. 5, 2008, pp. 34. |
| Withey, Gary D., Kim, Jin Ho, Xu, Jimmy. "DNA-programmable multiplexing for scalable, renewable redox protein bio-nanoelectronics." Bioelectrochemistry, vol. 74, no. 1, 2008, pp. 111-117. |
| Kuo, Teng-Fang, Tzolov, Marian B., Straus, Daniel A., Xu, Jimmy. "Electron transport characteristics of the carbon nanotubes/Si heterodimensional heterostructure." Appl. Phys. Lett., vol. 92, no. 21, 2008, pp. 212107. |
| Lebedev, Nikolai, Trammell, Scott A., Tsoi, Stanislav, Spano, Anthony, Kim, Jin Ho, Xu, Jimmy, Twigg, Mark E., Schnur, Joel M. "Increasing Efficiency of Photoelectronic Conversion by Encapsulation of Photosynthetic Reaction Center Proteins in Arrayed Carbon Nanotube Electrode." Langmuir, vol. 24, no. 16, 2008, pp. 8871-8876. |
| Stewart, M. D., Yin, Aijun, Xu, J. M., Valles, J. M. "Magnetic-field-tuned superconductor-to-insulator transitions in amorphous Bi films with nanoscale hexagonal arrays of holes." Phys. Rev. B, vol. 77, no. 14, 2008. |
| Jouzi, Maryam, Kerby, Matthew B., Tripathi, Anubhav, Xu, Jimmy. "Nanoneedle Method for High-Sensitivity Low-Background Monitoring of Protein Activity." Langmuir, vol. 24, no. 19, 2008, pp. 10786-10790. |
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Shainline, Jeffrey M., Cloutier, Sylvain G., Hsu, Chih-Hsun, Xu, Jimmy M.
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Rotem, Efraim, Shainline, Jeffrey M., Xu, Jimmy M.
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| Tzolov, M.B., Kuo, T.-F., Straus, D.A., Yin, A., Xu, J.M. "Carbon Nanotube-Silicon Heterojunction Arrays and Infrared Photocurrent Responses." J. Phys. Chem. C, vol. 111, no. 15, 2007, pp. 5800-5804. |
| Yeh, Joanne I., Du, Shoucheng, Xia, Tian, Lazareck, Adam, Kim, Jin H., Xu, Jimmy, Nel, Andre E. "Coordinated Nanobiosensors for Enhanced Detection: Integration of Three Dimensional Structures to Toxicological Applications." ECS Transactions, 2007. |
| Cloutier, Sylvain G., Hsu, Chih-Hsun, Kossyrev, Pavel, Rotem, Efi, Shainline, Jeffrey, Xu, Jimmy. "Directly Pumped Silicon Lasing." 2007 Conference on Lasers and Electro-Optics (CLEO), 2007. |
| Raskin, Joel, Wiltse, Curtis G., Siegal, Alan, Sheikh, Javaid, Xu, Jimmy, Dinkel, James J., Rotz, Benjamin T., Mohs, Richard C. "Efficacy of Duloxetine on Cognition, Depression, and Pain in Elderly Patients With Major Depressive Disorder: An 8-Week, Double-Blind, Placebo-Controlled Trial." American Journal of Psychiatry, vol. 164, no. 6, 2007, pp. 900-909. |
| Rotem, Efraim, Shainline, Jeffrey M., Xu, Jimmy M. "Electroluminescence of nanopatterned silicon with carbon implantation and solid phase epitaxial regrowth." Opt. Express, vol. 15, no. 21, 2007, pp. 14099. |
| Rotem, Efraim, Shainline, Jeffrey M., Xu, Jimmy M. "Enhanced photoluminescence from nanopatterned carbon-rich silicon grown by solid-phase epitaxy." Appl. Phys. Lett., vol. 91, no. 5, 2007, pp. 051127. |
| Guico, Rodney S., Tzolov, Marian, Guo, Wei, Cloutier, Sylvain G., Beresford, Roderic, Xu, Jimmy. "Fabrication and optical characterization of highly ordered InAs∕GaAs quantum dots on nonlithographically patterned substrates." J. Vac. Sci. Technol. B, vol. 25, no. 3, 2007, pp. 1093. |
| Yin, Aijun, Guico, Rodney S, Xu, Jimmy. "Fabrication of anodic aluminium oxide templates on curved surfaces." Nanotechnology, vol. 18, no. 3, 2007, pp. 035304. |
| Yin, A., Tzolov, M., Cardimona, D., Guo, L., Xu, J. "Fabrication of highly ordered anodic aluminium oxide templates on silicon substrates." IET Circuits, Devices & Systems, vol. 1, no. 3, 2007, pp. 205. |
| Wang, D.P., Feldman, D.E., Perkins, B.R., Yin, A.J., Wang, G.H., Xu, J.M., Zaslavsky, A. "Hopping conduction in disordered carbon nanotubes." Solid State Communications, vol. 142, no. 5, 2007, pp. 287-291. |
| Polomska, A. M., Young, C. K., Andrews, G. T., Clouter, M. J., Yin, A., Xu, J. M. "Inelastic laser light scattering study of an ordered array of carbon nanotubes." Appl. Phys. Lett., vol. 90, no. 20, 2007, pp. 201918. |
| Guo, W., Guico, R. S., Xu, J. M., Beresford, R. "Kinetic Monte Carlo simulation of InAs quantum dot growth on nonlithographically patterned substrates." J. Vac. Sci. Technol. B, vol. 25, no. 3, 2007, pp. 1072. |
| Yeh, J.I., Lazareck, A., Kim, J. Ho, Xu, J., Du, S. "Peptide nanowires for coordination and signal transduction of peroxidase biosensors to carbon nanotube electrode arrays." Biosensors and Bioelectronics, vol. 23, no. 4, 2007, pp. 568-574. |
| Straus, D.A., Tzolov, M., Kuo, T.-F., Yin, A., Xu, J.M. "Photocurrent response of the carbon nanotube–silicon heterojunction array." IET Circuits, Devices & Systems, vol. 1, no. 3, 2007, pp. 200. |
| Shainline, J.M., Xu, J. "Silicon as an emissive optical medium." Laser & Photonics Review, vol. 1, no. 4, 2007, pp. 334-348. |
| Stewart, M. D., Yin, A., Xu, J. M., Valles, J. M. "Superconducting Pair Correlations in an Amorphous Insulating Nanohoneycomb Film." Science, vol. 318, no. 5854, 2007, pp. 1273-1275. |
| Withey, Gary D, Kim, Jin Ho, Xu, Jimmy. "Wiring efficiency of a metallizable DNA linker for site-addressable nanobioelectronic assembly." Nanotechnology, vol. 18, no. 42, 2007, pp. 424025. |
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Straus, Daniel A., Tzolov, Marian, Kuo, Teng-Fang, Yin, Aijun, Cardimona, David A., Xu, Jimmy M.
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| Cloutier, S. G., Hsu, C.-H., Kossyrev, P. A., Xu, J. "Cover Picture: Enhancement of Radiative Recombination in Silicon via Phonon Localization and Selection-Rule Breaking (Adv. Mater. 7/2006)." Adv. Mater., vol. 18, no. 7, 2006, pp. NA-NA. |
| Cloutier, Sylvain G., Lazareck, Adam D., Xu, Jimmy. "Detection of nano-confined DNA using surface-plasmon enhanced fluorescence." Appl. Phys. Lett., vol. 88, no. 1, 2006, pp. 013904. |
| Xu, J. "Directly Pumped Crystalline Silicon Laser - An Impossible Possibility?." 3rd IEEE International Conference on Group IV Photonics, 2006., 2006. |
| Cloutier, Sylvain G., Hsu, Chih-Hsun, Xu, Jimmy. "Directly-Pumped All-Silicon Laser." Integrated Photonics Research and Applications/Nanophotonics, 2006. |
| Lazareck, Adam D, Cloutier, Sylvain G, Kuo, Teng-Fang, Taft, Bradford J, Kelley, Shana O, Xu, Jimmy M. "DNA-directed synthesis of zinc oxide nanowires on carbon nanotube tips." Nanotechnology, vol. 17, no. 10, 2006, pp. 2661-2664. |
| Cloutier, S. G., Hsu, C.-H., Kossyrev, P. A., Xu, J. "Enhancement of Radiative Recombination in Silicon via Phonon Localization and Selection-Rule Breaking." Adv. Mater., vol. 18, no. 7, 2006, pp. 841-844. |
| Kuo, Teng-Fang, Xu, Jimmy. "Growth and application of highly ordered array of vertical nanoposts." J. Vac. Sci. Technol. B, vol. 24, no. 4, 2006, pp. 1925. |
| Guo, W., Guico, R.S., Beresford, R., Xu, J.M. "Growth of highly ordered relaxed InAs/GaAs quantum dots on non-lithographically patterned substrates by molecular beam epitaxy." Journal of Crystal Growth, vol. 287, no. 2, 2006, pp. 509-513. |
| Stewart, M. D., Long, Zhenyi, Valles, James M., Yin, Aijun, Xu, J. M. "Magnetic-flux periodic response of nanoperforated ultrathin superconducting films." Phys. Rev. B, vol. 73, no. 9, 2006. |
| Contarino, Mark R., Sergi, Mauro, Harrington, Adrian E., Lazareck, Adam, Xu, Jimmy, Chaiken, Irwin. "Modular, self-assembling peptide linkers for stable and regenerable carbon nanotube biosensor interfaces." J. Mol. Recognit., vol. 19, no. 4, 2006, pp. 363-371. |
| Cloutier, S. G., Eakin, J. N., Guico, R. S., Sousa, M. E., Crawford, G. P., Xu, J. M. "Molecular self-organization in cylindrical nanocavities." Physical Review E, vol. 73, no. 5, 2006. |
| Xu, Jimmy. "Nanotube electronics beyond the CMOS-scaling." 2006 IEEE Nanotechnology Materials and Devices Conference, 2006. |
| Waters, J.F., Guduru, P.R., Xu, J.M. "Nanotube mechanics – Recent progress in shell buckling mechanics and quantum electromechanical coupling." Composites Science and Technology, vol. 66, no. 9, 2006, pp. 1141-1150. |
| Lazareck, Adam D., Kuo, Teng-Fang, Xu, Jimmy M., Taft, Bradford J., Kelley, Shana O., Cloutier, Sylvain G. "Optoelectrical characteristics of individual zinc oxide nanorods grown by DNA directed assembly on vertically aligned carbon nanotube tips." Appl. Phys. Lett., vol. 89, no. 10, 2006, pp. 103109. |
| Levner, D., Fay, M.F., Xu, J.M. "Programmable Spectral Design Using a Simple Binary Bragg-Diffractive Structure(October 2005)." IEEE Journal of Quantum Electronics, vol. 42, no. 4, 2006, pp. 410-417. |
| Levner, D., Fay, M.F., Xu, J.M. "Programmable spectral design using the binary supergrating (BSG)." 2006 Optical Fiber Communication Conference and the National Fiber Optic Engineers Conference, 2006. |
| Xu, Jimmy. "Short course II-B Bio-nanoelectronics. Enabling a new paradigm of information technology: acquiring info and executing on info." 2006 IEEE Nanotechnology Materials and Devices Conference, 2006. |
| Yin, A., Tzolov, M., Cardimona, D.A., Xu, J. "Template-Growth of Highly Ordered Carbon Nanotube Arrays on Silicon." IEEE Transactions On Nanotechnology, vol. 5, no. 5, 2006, pp. 564-567. |
| Withey, G.D., Lazareck, A.D., Tzolov, M.B., Yin, A., Aich, P., Yeh, J.I., Xu, J.M. "Ultra-high redox enzyme signal transduction using highly ordered carbon nanotube array electrodes." Biosensors and Bioelectronics, vol. 21, no. 8, 2006, pp. 1560-1565. |
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Straus, Daniel A., Tzolov, Marian, Yin, Aijun, Kuo, Teng-Fang, Cloutier, Sylvain G., Xu, Jimmy M.
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Kuo, Teng-Fang, Xu, Jimmy.
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| Wang, D. P., Perkins, B. R., Yin, A. J., Zaslavsky, A., Xu, J. M., Beresford, R., Snider, G. L. "Carbon nanotube gated lateral resonant tunneling field-effect transistors." Appl. Phys. Lett., vol. 87, no. 15, 2005, pp. 152102. |
| Kouklin, N. A., Kim, W. E., Lazareck, A. D., Xu, J. M. "Carbon nanotube probes for single-cell experimentation and assays." Appl. Phys. Lett., vol. 87, no. 17, 2005, pp. 173901. |
| Perkins, B. R., Wang, D. P., Soltman, D., Yin, A. J., Xu, J. M., Zaslavsky, A. "Differential current amplification in three-terminal Y-junction carbon nanotube devices." Appl. Phys. Lett., vol. 87, no. 12, 2005, pp. 123504. |
| Kossyrev, Pavel A., Yin, Aijun, Cloutier, Sylvain G., Cardimona, David A., Huang, Danhong, Alsing, Paul M., Xu, Jimmy M. "Electric Field Tuning of Plasmonic Response of Nanodot Array in Liquid Crystal Matrix." Nano Letters, vol. 5, no. 10, 2005, pp. 1978-1981. |
| Hersee, S. D., Sun, X. Y., Wang, X., Fairchild, M. N., Liang, J., Xu, J. "Nanoheteroepitaxial growth of GaN on Si nanopillar arrays." J. Appl. Phys., vol. 97, no. 12, 2005, pp. 124308. |
| Cloutier, Sylvain G., Kossyrev, Pavel A., Xu, Jimmy. "Optical gain and stimulated emission in periodic nanopatterned crystalline silicon." Nature Materials, vol. 4, no. 12, 2005, pp. 887-891. |
| Withey, G.D., Lazareck, A.D., Tzolov, M.B., Yin, A., Aich, P., Yeh, J.I., Xu, J.M. "Optimization of a redox protein-carbon nanotube conjugate biosensor by siteselective binding." 63rd Device Research Conference Digest, 2005. DRC '05., 2005. |
| Cloutier, Sylvain G., Guico, Rodney S., Xu, Jimmy M. "Phonon localization in periodic uniaxially nanostructured silicon." Appl. Phys. Lett., vol. 87, no. 22, 2005, pp. 222104. |
| Waters, J. F., Guduru, P. R., Jouzi, M., Xu, J. M., Hanlon, T., Suresh, S. "Shell buckling of individual multiwalled carbon nanotubes using nanoindentation." Appl. Phys. Lett., vol. 87, no. 10, 2005, pp. 103109. |
| Pavenayotin, Niravun, Stewart, M. D., Valles, James M., Yin, Aijun, Xu, J. M. "Spontaneous formation of ordered nanocrystal arrays in films evaporated onto nanopore array substrates." Appl. Phys. Lett., vol. 87, no. 19, 2005, pp. 193111. |
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Tzolov, Marian B., Straus, Daniel, Yin, Aijun, Xu, Jimmy M.
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| Liang, Jianyu, Luo, Hailin, Beresford, Rod, Xu, Jimmy. "A growth pathway for highly ordered quantum dot arrays." Appl. Phys. Lett., vol. 85, no. 24, 2004, pp. 5974. |
| Waters, J. F., Riester, L., Jouzi, M., Guduru, P. R., Xu, J. M. "Buckling instabilities in multiwalled carbon nanotubes under uniaxial compression." Appl. Phys. Lett., vol. 85, no. 10, 2004, pp. 1787. |
| Xia, Z, Riester, L, Curtin, W.A, Li, H, Sheldon, B.W, Liang, J, Chang, B, Xu, J.M. "Direct observation of toughening mechanisms in carbon nanotube ceramic matrix composites." Acta Materialia, vol. 52, no. 4, 2004, pp. 931-944. |
| Tzolov, M., Chang, B., Yin, A., Straus, D., Xu, J. M., Brown, G. "Electronic Transport in a Controllably Grown Carbon Nanotube-Silicon Heterojunction Array." Phys. Rev. Lett., vol. 92, no. 7, 2004. |
| Kouklin, N., Tzolov, M., Straus, D., Yin, A., Xu, J. M. "Infrared absorption properties of carbon nanotubes synthesized by chemical vapor deposition." Appl. Phys. Lett., vol. 85, no. 19, 2004, pp. 4463. |
| Waters, Julie F., Riester, Laura, Jouzi, Maryam, Guduru, Pradeep R., Xu, J. M. "Mechanics of Multi-Walled Carbon Nanotubes Under Uniaxial Compression." Electronic and Photonic Packaging, Electrical Systems Design and Photonics, and Nanotechnology, 2004. |
| Chik, H., Xu, J.M. "Nanometric superlattices: non-lithographic fabrication, materials, and prospects." Materials Science and Engineering: R: Reports, vol. 43, no. 4, 2004, pp. 103-138. |
| Chik, H., Liang, J., Cloutier, S. G., Kouklin, N., Xu, J. M. "Periodic array of uniform ZnO nanorods by second-order self-assembly." Appl. Phys. Lett., vol. 84, no. 17, 2004, pp. 3376. |
| Yin, A., Chik, H., Xu, J. "Postgrowth Processing of Carbon Nanotube Arrays—Enabling New Functionalities and Applications." IEEE Transactions On Nanotechnology, vol. 3, no. 1, 2004, pp. 147-151. |
| Taft, Bradford J., Lazareck, Adam D., Withey, Gary D., Yin, Aijun, Xu, J. M., Kelley, Shana O. "Site-Specific Assembly of DNA and Appended Cargo on Arrayed Carbon Nanotubes." J. Am. Chem. Soc., vol. 126, no. 40, 2004, pp. 12750-12751. |
| Papadopoulos, C., Yin, A. J., Xu, J. M. "Temperature-dependent studies of Y-junction carbon nanotube electronic transport." Appl. Phys. Lett., vol. 85, no. 10, 2004, pp. 1769. |
| Hartman, A. Z., Jouzi, M., Barnett, R. L., Xu, J. M. "Theoretical and Experimental Studies of Carbon Nanotube Electromechanical Coupling." Phys. Rev. Lett., vol. 92, no. 23, 2004. |
| Gasparac, Rahela, Taft, Bradford J., Lapierre-Devlin, Melissa A., Lazareck, Adam D., Xu, Jimmy M., Kelley, Shana O. "Ultrasensitive Electrocatalytic DNA Detection at Two- and Three-Dimensional Nanoelectrodes." J. Am. Chem. Soc., vol. 126, no. 39, 2004, pp. 12270-12271. |
interested in nanoscale science and technology, quantum electronics and photonics, sensors, semiconductor lasers, electro-optics, and collective behaviors of large coupled systems such as neuromorphic computing. His ongoing research includes vector sensing, single photons and entangled photon-pairs, carbon nanotubes; diamond nanowires, Silicon lasers, active metamaterials, quantum materials, synthesis and non-lithographic fabrication and study of quantum-arrays made from metals, superconducting, molecules and semiconductors; DNA conductivity; physics of redox processes in proteins and cells.
Professor Xu's interests include nanoscale science and technology, quantum photonics, optics, semiconductor lasers, electro-optics, transparent conductive oxides, functional composites, active metamaterials and quantum materials, and collective behaviors of large coupled systems such as neuromorphic computing and quantum phase transitions in superconductive and Mott insulator systems.
Research results have been reported in over ~340 refereed journal papers and at over ~310 plenary, keynote, invited talks at conferences, seminars, colloquia, and speeches in the areas of nano and quantum structures, photonics and physics in USA, Canada, and other regions and countries. Holds 27 patents.
| Year | Degree | Institution |
|---|---|---|
| 1987 | PhD | University of Minnesota |
| 1984 | MS | Drexel University |
Charles C. Tillinghast Jr. 1932 University Professor, Brown University
WCU Professor (visiting), Seoul National University, 2009-14
AAAS Fellow
APS Fellow
Fulbright-Tocqueville Distinguished Chair, 2023-24
Guggenheim Fellow
IEEE Fellow
Institute of Physics (UK) Fellow
2023-2024, Fulbright-Tocqueville Distinguished Chair, France
2014-16, Professeur Invite', CNRS IEMN and Universite of Lille
1999-2013 World-Class University Professor (visitng), Seoul National University, Korea
2000-2003 Distinguished Visiting Scientist, Jet Propulsion Laboratory (JPL), NASA
2003 Distinguished Visiting Professor, Pohang Univ. of Science & Technology, Korea
2003-10 IMS Advisory Board, National Research Council of Canada
2003-4 Editorial Board, IOP, J. of Physics D
1999-2014 Foreign Associate, Canadian Institute of Advanced Research
2001 NASA Tech Brief Class 1 Award
1998-present Senior Fellow, Massey College, University of Toronto
1997-1999 Nortel Chair Professor of Emerging Technologies, University of Toronto
1992-1997 Editor, IEEE Transactions on Electron Devices
1992-1997 James Ham Chair Professor in Optoelectronics, University of Toronto
1996-1999 IEEE EDS Distinguished Lecturer
1996 Award of Merit, FCCP Education Foundation
1995 Steacie Prize of Canada
1998 Conference Board of Canada/NSERC Award for Best Practices in University-Industry R&D; 1998, as Director of an Institute; and 2nd place as Individual, 1995.
1987-1992 NSERC Junior Industrial Research Chair
30 of former and current students won 33 international, national, and university awards and prizes for their research accomplishments. 7 of them hold Chaired Professorships.
| Name | Title |
|---|---|
| Carskadon, Mary | Professor of Psychiatry and Human Behavior |
| Cu-Uvin, Susan | Professor of Health Services, Policy and Practice, Professor of Obstetrics and Gynecology, Professor of Medicine |
| De La Monte, Suzanne | Professor of Neurosurgery, Professor of Pathology and Laboratory Medicine |
| Guduru, Pradeep | Professor of Engineering |
| Maris, Humphrey | Professor Emeritus of Physics |
| Nurmikko, Arto | L. Herbert Ballou University Professor of Engineering, Professor of Physics |
| Pacifici, Domenico | Associate Professor of Engineering, Associate Professor of Physics |
| Tripathi, Anubhav | Professor of Engineering, Director of Biomedical Engineering |
| Valles, James | Professor of Physics |
Fellow: AAAS, APS, Fulbright, Guggenheim, IEEE, and InstP; Foreign Associate, Canadian Institute of Advanced Research (Foreign Associate), Massey College (Senior Fellow) of the University of Toronto
Electricity and Magnetism
Optoelectronics and Lasers
Electrical Properties of Materials
Quantum Electronics
Biophotonics
Semiconductor Devices
Semiconductor Physics
| ENGN 0040 - Dynamics and Vibrations |
| ENGN 1590 - Introduction to Semiconductors and Semiconductor Electronics |
| ENGN 1690 - Photonics and Applications |
| ENGN 1690 - Photonics and Sensors |
| ENGN 1690 - Photonics Devices and Sensors |
