RESEARCH NEWS
Recent news
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Our GaAs MacEtch work has been covered by numerous press including LED professional, Physorg, Solar Novus Today, EE Times, Semiconductor Today, Sciencley.
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Congratulations to Ik Su Chun for officially becoming Dr. Chun!
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Congratulations to Chen Zhang for passing his Ph.D. qualifying exam!
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Congratulations to Xin Miao for winning the IEEE Electron Device Society student chapter Distinguished Student Speaker competition!
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Matt's paper on the formation of high aspect ratio GaAs nanostructures using MacEtch has been published online in Nano Letters. This work establishes the applicability of MacEtch for high aspect ratio nanostructure formation beyond just Silicon. It opens up the possibilities of making III-V optoelectronic devices without using conventional dry etch.
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Our all composition InGaAs nanowire on Si work has been reported by the UI News Bureau and featured by news outlets for its promise to make better solar cells, including Compound Semiconductor, National Science Foundation, Science News Online, R&D Magazine, Solar Novus Today, etc.
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Jae's paper on 1D heterogeneous integration of InGaAs nanowires on Si substrate over almost the entire composition range has been published online in Nano Letters. This work establishes the possibility of making nanowire based multi-junction tandem solar cells without the lattice mismatch restriction in planar cells.
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Kevin Bassett's paper, in collaboration with the Bruan group, on three-dimensional structuring of optoelectronic devices has been published on the cover of the September issue of Nature Materials.
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Xin Miao's paper on GaAs planar nanowire array based HEMT has been published.
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Paul Froeter has received the E. C. Jordan Award. These awards are given to seniors in the Department on the basis of excellence in scholarship and excellence of the individual effort in some area of Electrical and Computer Engineering.
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Prof. Li has received the ONR 2011 Young Investigator Program Award.
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Ik Su Chun, and Archana Challa's paper titled "Geometry dependence of strain driven self-rolling of semiconductor tubes", in collaboration with Prof. Jimmy Hsia's group in mechanical enigeering, is published in Nano Letters. [pdf]
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Ik Su Chun, Kevin Basset, and Archana Challa's paper on the PL characteristics of rolled-up GaAs QW has been published in APL and selected by Virtual Journal of Nanoscale Science & Technology [pdf]
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Ik Su Chun and Prof. Li have co-authored a paper in Nature with Prof. Rogers' group on multi-stack GaAs based PV cells [news release] [pdf].
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Our work on metal-assisted chemical etching (MacEtch) for high aspect ratio silicon nanostructures has been published in Nano Letters (main author Winston Chern)[pdf]
2010
- Congratulations to Archana Challa for accepting a position with Intel Corporation.
- Our work on nanowires has been featured in the University of Illinois Annual Report. [pdf]
- Professor Li has been appointed as a fellow of Center for Advanced Study. [link]
- Ryan Dowdy receives Wilson Graduate Fellowship from Argonne National Laboratory! [link]
- Our review paper written by Seth Fortuna and Prof. Li titled "Metal-catalyzed semiconductor nanowires: a review on the control of growth directions" has been published
in Semiconductor Science and Technology Journal [pdf].
- A cross-campus team including Prof. Li has received ARPA-E funding to develop novel waste heat capture system using large area arrays of 1D concentric silicon nanotubes
(link to news article).
- Congratulations to Seth Fortuna for passing his PhD qualifying exam.
- Congratulations to Seth Fortuna, Ryan Dowdy, and Kevin Bassett for receiving their MS degrees.
2009
2008
- Seth Fortuna, Jianguo Wen (FS-MRL), Ik Su Chun and Prof. Li's work on Planar GaAs nanowires has been published in Nano Letters [pdf].
- Seth Fortuna has been chosen as a finalist for the Best Student Paper Award at the 2008 IEEE LEOS Conference for the paper "MOCVD Grown III-V Nanowires: In-Plane, Self-Aligned and Transfer-Printable".
- Our work on semiconductor nanotubes is featured in an article by Dean Adesida, "Compound Semiconductors: Illinois Contributions and Perspective" [pdf], published in the 2008 CS MANTECH Conference digest.
- Prof. Li's review paper on strain induced semiconductor nanotubes has been published in Journal of Physics D: Applied Physics [pdf]
- Ik Su Chun's work on large area assembly and dispersion of semiconductor nanotubes has been published in IEEE Transactions on Nanotechnology [pdf].
- Ik Su Chun and Edmond Chow's (MNTL staff) work on 3D nanoscale patterned porous silicon has been published in Applied Physics Letters and selected by the Virtual Journal of Nanoscale Science and Technology [pdf].
- Seth Fortuna's work on planar nanowires has been filed for a patent.
- Ik Su Chun and Varun Verma's (Semiconductor Laser Lab) work on semiconductor nanotube formation has been published in Journal of Crystal Growth [pdf].
- Prof. Li won the NSF CAREER award.
