Kevin D. Welsher
Assistant Professor of Chemistry
Current Appointments & Affiliations
- Assistant Professor of Chemistry, Chemistry, Trinity College of Arts & Sciences 2015
Contact Information
- 2213 French Science Center, Durham, NC 27705
- Box 90348, Durham, NC 27708
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kdw32@duke.edu
(919) 660-1509
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Welsher Research Group
- Background
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Education, Training, & Certifications
- Postdoctoral Associate, Chemistry, Princeton University 2010 - 2015
- Ph.D., Stanford University 2010
- B.Sc., Emory University 2005
- Recognition
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In the News
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JUN 22, 2017 Duke Research Blog -
OCT 1, 2015
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- Research
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Selected Grants
- Publications & Artistic Works
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Selected Publications
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Academic Articles
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Johnson, Courtney, Jack Exell, Jonathon Kuo, and Kevin Welsher. “Continuous focal translation enhances rate of point-scan volumetric microscopy..” Optics Express 27, no. 25 (December 2019): 36241–58. https://doi.org/10.1364/oe.27.036241.Full Text
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Hou, Shangguo, and Kevin Welsher. “An Adaptive Real-Time 3D Single Particle Tracking Method for Monitoring Viral First Contacts..” Small (Weinheim an Der Bergstrasse, Germany) 15, no. 44 (October 2019). https://doi.org/10.1002/smll.201903039.Full Text
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Hou, Shangguo, Courtney Johnson, and Kevin Welsher. “Real-Time 3D Single Particle Tracking: Towards Active Feedback Single Molecule Spectroscopy in Live Cells..” Molecules (Basel, Switzerland) 24, no. 15 (August 2, 2019). https://doi.org/10.3390/molecules24152826.Full Text
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Hou, Shangguo, and Kevin Welsher. “A Protocol for Real-time 3D Single Particle Tracking..” Journal of Visualized Experiments : Jove, no. 131 (January 3, 2018). https://doi.org/10.3791/56711.Full Text
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Hou, Shangguo, Xiaoqi Lang, and Kevin Welsher. “Robust real-time 3D single-particle tracking using a dynamically moving laser spot..” Optics Letters 42, no. 12 (June 2017): 2390–93. https://doi.org/10.1364/ol.42.002390.Full Text
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Welsher, Kevin, Simon A. McManus, Chih-Hao Hsia, Shuhui Yin, and Haw Yang. “Discovery of protein- and DNA-imperceptible nanoparticle hard coating using gel-based reaction tuning..” Journal of the American Chemical Society 137, no. 2 (January 12, 2015): 580–83. https://doi.org/10.1021/ja511297d.Full Text
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Welsher, Kevin, and Haw Yang. “Imaging the behavior of molecules in biological systems: breaking the 3D speed barrier with 3D multi-resolution microscopy..” Faraday Discussions 184 (January 2015): 359–79. https://doi.org/10.1039/c5fd00090d.Full Text
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Welsher, Kevin, and Haw Yang. “Multi-resolution 3D visualization of the early stages of cellular uptake of peptide-coated nanoparticles..” Nature Nanotechnology 9, no. 3 (March 2014): 198–203. https://doi.org/10.1038/nnano.2014.12.Full Text
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Welsher, K., and H. Yang. “Three-dimensional target-locking microscopy.” Optics Infobase Conference Papers, January 1, 2013.
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Welsher, K., and H. Yang. “Model-free analysis of time-dependent single-molecule spectroscopy: Dynamics of biological macromolecules.” Proceedings International Symposium on Biomedical Imaging, August 15, 2012, 921–23. https://doi.org/10.1109/ISBI.2012.6235705.Full Text
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Chen, Zhuo, Guosong Hong, Hailiang Wang, Kevin Welsher, Scott M. Tabakman, Sarah P. Sherlock, Joshua T. Robinson, Yongye Liang, and Hongjie Dai. “Graphite-coated magnetic nanoparticle microarray for few-cells enrichment and detection..” Acs Nano 6, no. 2 (February 2012): 1094–1101. https://doi.org/10.1021/nn2034692.Full Text
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Welsher, Kevin, Sarah P. Sherlock, and Hongjie Dai. “Deep-tissue anatomical imaging of mice using carbon nanotube fluorophores in the second near-infrared window..” Proceedings of the National Academy of Sciences of the United States of America 108, no. 22 (May 16, 2011): 8943–48. https://doi.org/10.1073/pnas.1014501108.Full Text
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Hong, Guosong, Scott M. Tabakman, Kevin Welsher, Zhuo Chen, Joshua T. Robinson, Hailiang Wang, Bo Zhang, and Hongjie Dai. “Near-infrared-fluorescence-enhanced molecular imaging of live cells on gold substrates..” Angewandte Chemie (International Ed. in English) 50, no. 20 (May 2011): 4644–48. https://doi.org/10.1002/anie.201100934.Full Text
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Tabakman, S. M., K. Welsher, G. Hong, and H. Dai. “Optical properties of single-walled carbon nanotubes separated in a density gradient: Length, bundling, and aromatic stacking effects.” Journal of Physical Chemistry C 114, no. 46 (November 25, 2010): 19569–75. https://doi.org/10.1021/jp106453v.Full Text
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Hong, Guosong, Scott M. Tabakman, Kevin Welsher, Hailiang Wang, Xinran Wang, and Hongjie Dai. “Metal-enhanced fluorescence of carbon nanotubes..” Journal of the American Chemical Society 132, no. 45 (November 2010): 15920–23. https://doi.org/10.1021/ja1087997.Full Text
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Robinson, J. T., K. Welsher, S. M. Tabakman, S. P. Sherlock, H. Wang, R. Luong, and H. Dai. “High performance in vivo near-IR (>1 μm) imaging and photothermal cancer therapy with carbon nanotubes.” Nano Research 3, no. 11 (January 1, 2010): 779–93. https://doi.org/10.1007/s12274-010-0045-1.Full Text
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Welsher, Kevin, Zhuang Liu, Sarah P. Sherlock, Joshua Tucker Robinson, Zhuo Chen, Dan Daranciang, and Hongjie Dai. “A route to brightly fluorescent carbon nanotubes for near-infrared imaging in mice..” Nature Nanotechnology 4, no. 11 (November 2009): 773–80. https://doi.org/10.1038/nnano.2009.294.Full Text
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Liu, Z., S. Tabakman, K. Welsher, and H. Dai. “Carbon nanotubes in biology and medicine: In vitro and in vivo detection, imaging and drug delivery.” Nano Research 2, no. 2 (April 27, 2009): 85–120. https://doi.org/10.1007/s12274-009-9009-8.Full Text
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Prencipe, Giuseppe, Scott M. Tabakman, Kevin Welsher, Zhuang Liu, Andrew P. Goodwin, Li Zhang, Joy Henry, and Hongjie Dai. “PEG branched polymer for functionalization of nanomaterials with ultralong blood circulation..” Journal of the American Chemical Society 131, no. 13 (April 2009): 4783–87. https://doi.org/10.1021/ja809086q.Full Text
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Zhang, Li, Xiaomin Tu, Kevin Welsher, Xinran Wang, Ming Zheng, and Hongjie Dai. “Optical characterizations and electronic devices of nearly pure (10,5) single-walled carbon nanotubes..” Journal of the American Chemical Society 131, no. 7 (February 2009): 2454–55. https://doi.org/10.1021/ja8096674.Full Text
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Goodwin, Andrew P., Scott M. Tabakman, Kevin Welsher, Sarah P. Sherlock, Giuseppe Prencipe, and Hongjie Dai. “Phospholipid-dextran with a single coupling point: a useful amphiphile for functionalization of nanomaterials..” Journal of the American Chemical Society 131, no. 1 (January 2009): 289–96. https://doi.org/10.1021/ja807307e.Full Text
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Sun, X., S. Zaric, D. Daranciang, K. Welsher, Y. Lu, X. Li, and H. Dai. “Optical properties of ultrashort semiconducting single-walled carbon nanotube capsules down to sub-10 nm.” Journal of the American Chemical Society 130, no. 20 (May 21, 2008): 6551–55. https://doi.org/10.1021/ja8006929.Full Text
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Welsher, Kevin, Zhuang Liu, Dan Daranciang, and Hongjie Dai. “Selective probing and imaging of cells with single walled carbon nanotubes as near-infrared fluorescent molecules..” Nano Letters 8, no. 2 (February 2008): 586–90. https://doi.org/10.1021/nl072949q.Full Text
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Li, X., X. Tu, S. Zaric, K. Welsher, S. S. Won, W. Zhao, and H. Dai. “Selective synthesis combined with chemical separation of single-walled carbon nanotubes for chirality selection.” Journal of the American Chemical Society 129, no. 51 (December 26, 2007): 15770–71. https://doi.org/10.1021/ja077886s.Full Text
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Nakayama-Ratchford, Nozomi, Sarunya Bangsaruntip, Xiaoming Sun, Kevin Welsher, and Hongjie Dai. “Noncovalent functionalization of carbon nanotubes by fluorescein-polyethylene glycol: supramolecular conjugates with pH-dependent absorbance and fluorescence..” Journal of the American Chemical Society 129, no. 9 (March 2007): 2448–49. https://doi.org/10.1021/ja068684j.Full Text
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- Teaching & Mentoring
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Recent Courses
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