Publications

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Schill AW, Gaddis CS, Qian W, EL-Sayed MA, Cai Y, Milam VT, Sandhage K. Ultrafast electronic relaxation and charge-carrier localization in CdS/CdSe/CdS quantum-dot quantum-well heterostructures. Nano Letters. 2006 ;6:1940-1949.
Jain PK, Qian W, EL-Sayed MA. Ultrafast electron relaxation dynamics in coupled metal nanoparticles in aggregates. Journal of Physical Chemistry B. 2006 ;110:136-142.
Jain PK, Qian W, EL-Sayed MA. Ultrafast cooling of photoexcited electrons in gold nanoparticle-thiolated DNA conjugates involves the dissociation of the gold-thiol bond. Journal of the American Chemical Society. 2006 ;128:2426-2433.
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Darugar Q, Qian W, EL-Sayed MA, Pileni M-P. Size-dependent ultrafast electronic energy relaxation and enhanced fluorescence of copper nanoparticles. Journal of Physical Chemistry B. 2006 ;110:143-149.
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Huang XH, Qian W, El-Sayed IH, EL-Sayed MA. The potential use of the enhanced nonlinear properties of gold nanospheres in photothermal cancer therapy. Lasers in Surgery and Medicine. 2007 ;39:747-753.
Dreaden EC, Neretina S, Qian W, EL-Sayed MA, Hughes RA, Preston JS, Mascher P. Plasmonic Enhancement of Nonradiative Charge Carrier Relaxation and Proposed Effects from Enhanced Radiative Electronic Processes in Semiconductor-Gold Core-Shell Nanorod Arrays. Journal of Physical Chemistry C. 2011 ;115:5578-5583.
Neretina S, Qian W, Dreaden EC, EL-Sayed MA, Hughes RA, Preston JS, Mascher P. Plasmon Field Effects on the Nonradiative Relaxation of Hot Electrons in an Electronically Quantized System: CdTe−Au Core−Shell Nanowires. Nano Letters [Internet]. 2008 ;8(8):2410 - 2418. Available from: http://dx.doi.org/10.1021/nl801303g
Huang WY, Qian W, EL-Sayed MA. Photothermal reshaping of prismatic Au nanoparticles in periodic monolayer arrays by femtosecond laser pulses. Journal of Applied Physics. 2005 ;98.
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Huang WY, Qian W, EL-Sayed MA. Optically detected coherent picosecond lattice oscillations in two dimensional arrays of gold nanocrystals of different sizes and shapes induced by femtosecond laser pulses. Proceedings of SPIE [Internet]. 2005 ;5927:592701. Available from: http://dx.doi.org/10.1117/12.620501
Huang WY, Qian W, EL-Sayed MA. The Optically Detected Coherent Lattice Oscillations in Silver and Gold Monolayer Periodic Nanoprism Arrays:  The Effect of Interparticle Coupling. The Journal of Physical Chemistry B [Internet]. 2005 ;109(40):18881 - 18888. Available from: http://dx.doi.org/10.1021/jp0526647
Darugar Q, Qian W, EL-Sayed MA. Observation of optical gain in solutions of CdS quantum dots at room temperature in the blue region. Applied Physics Letters. 2006 ;88.
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Nishikiori H, Uesugi Y, Takami S, Setiawan R, Fujii T, Qian W, EL-Sayed MA. Influence of Steam Treatment on Dye-Titania Complex Formation and Photoelectric Conversion Property of Dye-Doped Titania Gel. Journal of Physical Chemistry C. 2011 ;115:2880-2887.
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Biesso A, Qian W, Huang XH, EL-Sayed MA. Gold Nanoparticles Surface Plasmon Field Effects on the Proton Pump Process of the Bacteriorhodopsin Photosynthesis. Journal of the American Chemical Society. 2009 ;131:2442-+.
Huang WY, Qian W, EL-Sayed MA. Gold nanoparticles propulsion from surface fueled by absorption of femtosecond laser pulse at their surface plasmon resonance. Journal of the American Chemical Society. 2006 ;128:13330-13331.
Biesso A, Qian W, EL-Sayed MA. Gold nanoparticle plasmonic field effect on the primary step of the other photosynthetic system in nature, bacteriorhodopsin. Journal of the American Chemical Society. 2008 ;130:3258-+.
Huang WY, Qian W, EL-Sayed MA. Gigahertz optical modulation resulting from coherent lattice oscillations induced by femtosecond laser pumping of 2D photonic crystals of gold-capped polystyrene microspheres. Advanced Materials. 2008 ;20:733-+.
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Mahmoud MA, Qian W, EL-Sayed MA. Following Charge Separation on the Nanoscale in Cu(2)O-Au Nanoframe Hollow Nanoparticles. Nano Letters. 2011 ;11:3285-3289.
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Neretina S, Qian W, Dreaden EC, EL-Sayed MA, Hughes RA, Preston JS, Mascher P. Exciton Lifetime Tuning by Changing the Plasmon Field Orientation with Respect to the Exciton Transition Moment Direction: CdTe-Au Core-Shell Nanorods. Nano Letters. 2009 ;9:1242-1248.
Huang WY, Qian W, EL-Sayed MA, Ding Y, Wang ZL. Effect of the lattice crystallinity on the electron-phonon relaxation rates in gold nanoparticles. Journal of Physical Chemistry C. 2007 ;111:10751-10757.
Huang WY, Qian W, Jain PK, EL-Sayed MA. The effect of plasmon field on the coherent lattice phonon oscillation in electron-beam fabricated gold nanoparticle pairs. Nano Letters. 2007 ;7:3227-3234.
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Tabor CE, Qian W, EL-Sayed MA. Dependence of the threshold energy of femtosecond laser ejection of gold nanoprisms from quartz substrates on the nanoparticle environment. Journal of Physical Chemistry C. 2007 ;111:8934-8941.
Neretina S, Dreaden EC, Qian W, EL-Sayed MA, Hughes RA, Preston JS, Mascher P. The Dependence of the Plasmon Field Induced Nonradiative Electronic Relaxation Mechanisms on the Gold Shell Thickness in Vertically Aligned CdTe-Au Core-Shell Nanorods. Nano Letters. 2009 ;9:3772-3779.
Chakravarty P, Qian W, EL-Sayed MA, Prausnitz MR. Delivery of molecules into cells using carbon nanoparticles activated by femtosecond laser pulses. Nature Nanotechnology. 2010 ;5:607-611.
Qian W, Huang XH, Kang B, EL-Sayed MA. Dark-field light scattering imaging of living cancer cell component from birth through division using bioconjugated gold nanoprobes. Journal of Biomedical Optics [Internet]. 2010 ;15:046025. Available from: http://dx.doi.org/10.1117/1.3477179
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Huang XH, Kang B, Qian W, Mackey MA, Chen PC, Oyelere AK, El-Sayed IH, EL-Sayed MA. Comparative study of photothermolysis of cancer cells with nuclear-targeted or cytoplasm-targeted gold nanospheres: continuous wave or pulsed lasers. Journal of Biomedical Optics. 2010 ;15.

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