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Research Output 1991 2019

2010

Nonlithographic patterning and metal-assisted chemical etching for manufacturing of tunable light-emitting silicon nanowire arrays

Chern, W., Hsu, K., Chun, I. S., Azeredo, B. P. D., Ahmed, N., Kim, K. H., Zuo, J-M., Fang, N., Ferreira, P. M. & Li, X., May 12 2010, In : Nano Letters. 10, 5, p. 1582-1588 7 p.

Research output: Contribution to journalArticle

Silicon
Nanowires
Etching
nanowires
manufacturing

Non-lithographic patterning and metal-assisted chemical etching for manufacturing of tunable light-emitting silicon nanowire arrays

Chern, W., Hsu, K., Chun, I., Azeredo, B., Fang, N., Ferreira, P. & Li, X., Dec 1 2010, Conference on Lasers and Electro-Optics, CLEO 2010. (Optics InfoBase Conference Papers).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

stamping
Stamping
Nanowires
Etching
nanowires

Non-lithographic patterning and metal-assisted chemical etching for manufacturing of tunable light-emitting silicon nanowire arrays

Chern, W., Hsu, K., Chun, I., Azeredo, B., Fang, N., Ferreira, P. & Li, X., Oct 11 2010, Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/QELS 2010. 5500293. (Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/QELS 2010).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nanowires
Etching
nanowires
manufacturing
Optical properties

Ordered silicon nanowire array based solar cells produced by metal assisted chemical etching

Chern, W., Yu, K. J., Chanda, D., Shin, J. C., Rogers, J. A. & Li, X., Dec 1 2010, 2010 23rd Annual Meeting of the IEEE Photonics Society, PHOTINICS 2010. p. 718-719 2 p. 5699090. (2010 23rd Annual Meeting of the IEEE Photonics Society, PHOTINICS 2010).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

nanowires
solar cells
trapping
etching
silicon

Patterned quantum dot molecule laser fabricated by electron beam lithography and wet chemical etching

Verma, V. B., Reddy, U., Dias, N. L., Bassett, K. P., Li, X. & Coleman, J. J., 2010, 2010 IEEE Photonics Society Winter Topicals Meeting Series, WTM 2010. p. 143-144 2 p. 5421923

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electron beam lithography
Wet etching
Semiconductor quantum dots
Molecules
Lasers

Patterned quantum dot molecule laser fabricated by electron beam lithography and wet chemical etching

Verma, V. B., Reddy, U., Dias, N. L., Bassett, K. P., Li, X. & Coleman, J. J., Nov 29 2010, In : IEEE Journal of Quantum Electronics. 46, 12, p. 1827-1833 7 p., 5638348.

Research output: Contribution to journalArticle

Electron beam lithography
Wet etching
Semiconductor quantum dots
lithography
quantum dots

Reduced scattering rate in nanopore structures

Dias, N. L., Garg, A., Young, J. D., Reddy, U., Verma, V. B., Bassett, K., Li, X. & Coleman, J. J., Dec 1 2010, 2010 23rd Annual Meeting of the IEEE Photonics Society, PHOTINICS 2010. p. 84-85 2 p. 5698769. (2010 23rd Annual Meeting of the IEEE Photonics Society, PHOTINICS 2010).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

scattering
quantum wells
porosity
photoluminescence
excitation

Strain-induced self-rolling III-V tubular nanostructures: Formation process and photonic applications

Chun, I. S., Bassett, K., Challa, A., Miao, X., Saarinen, M. & Li, X., May 13 2010, Quantum Sensing and Nanophotonic Devices VII. 760810. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 7608).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Epitaxial films
Nanostructures
Photonics
Tube
Energy gap

Topography and refractometry of nanostructures using spatial light interference microscopy

Wang, Z., Chun, I. S., Li, X., Ong, Z. Y., Pop, E., Millet, L., Gillette, M. & Popescu, G., Jan 15 2010, In : Optics Letters. 35, 2, p. 208-210 3 p.

Research output: Contribution to journalArticle

topography
microscopy
interference
neurons
decoupling

Tuning the photoluminescence characteristics with curvature for rolled-up GaAs quantum well microtubes

Chun, I. S., Bassett, K., Challa, A. & Li, X., Jun 21 2010, In : Applied Physics Letters. 96, 25, 251106.

Research output: Contribution to journalArticle

tuning
curvature
quantum wells
tubes
photoluminescence
2009

GaAs FET with a high mobility self-assembled planar nanowire channel on a (100) substrate

Fortuna, S. A. & Li, X., Dec 11 2009, 67th Device Research Conference, DRC 2009. p. 19-20 2 p. 5354978. (Device Research Conference - Conference Digest, DRC).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Field effect transistors
Nanowires
Substrates
MESFET devices
Metallorganic chemical vapor deposition

GaAs MESFET with a high-mobility self-assembled planar nanowire channel

Fortuna, S. A. & Li, X., May 8 2009, In : IEEE Electron Device Letters. 30, 6, p. 593-595 3 p.

Research output: Contribution to journalArticle

Nanowires
Transistors
Metals
Semiconductor materials
Electrons

GaAs 〈110〉 nanowires: Planar, self-aligned, twin-free, high-mobility and transfer-printable

Fortuna, S. A., Ik, S. C., Wen, J., Dowdy, R. & Li, X., Nov 10 2009, 2009 14th OptoElectronics and Communications Conference, OECC 2009. 5213280. (2009 14th OptoElectronics and Communications Conference, OECC 2009).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nanowires
electronics
Photonics
Semiconductor materials
Substrates

Printed assemblies of inorganic light-emitting diodes for deformable and semitransparent displays

Park, S. I., Xiong, Y., Kim, R. H., Elvikis, P., Meitl, M., Kim, D. H., Wu, J., Yoon, J., Chang-Jae, Y., Liu, Z., Huang, Y., Hwang, K. C., Ferreira, P. M., Li, X., Choquette, K. D. & Rogers, J. A., Aug 31 2009, In : Science. 325, 5943, p. 977-981 5 p.

Research output: Contribution to journalArticle

Lighting
Light
Equipment and Supplies
Printing
Semiconductors

Ultra-thin-walled III-arsenide microtubes with embedded QW light emitters: Room temperature PL characteristics

Ik, S. C., Bassett, K., Challa, A. & Li, X., 2009, 2009 Conference on Lasers and Electro-Optics and 2009 Conference on Quantum Electronics and Laser Science Conference, CLEO/QELS 2009. 5225959

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Photoluminescence
Temperature
gallium arsenide

Ultra-thin-walled III-arsenide microtubes with embedded QW light emitters: Room temperature PL characteristics

Chun, I. S., Bassett, K., Challa, A. & Li, X., 2009, Conference on Lasers and Electro-Optics, CLEO 2009.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Semiconductor quantum wells
Photoluminescence
emitters
quantum wells
photoluminescence
2008

3D nanoscale pattern formation in porous silicon

Chun, I. S., Chow, E. K. & Li, X., Jan 1 2008, Conference on Lasers and Electro-Optics, CLEO 2008. Optical Society of America, (Optics InfoBase Conference Papers).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Porous silicon
porous silicon
Metals
metals
Etching

3D Nanoscale pattern formation in porous silicon

Chun, I. S., Chow, E. K. & Li, X., Sep 15 2008, 2008 Conference on Quantum Electronics and Laser Science Conference on Lasers and Electro-Optics, CLEO/QELS. 4551902. (2008 Conference on Quantum Electronics and Laser Science Conference on Lasers and Electro-Optics, CLEO/QELS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Porous silicon
Metals
Etching
Processing

Controlled assembly and dispersion of strain-induced InGaAs/GaAs nanotubes

Chun, I. S. & Li, X., Jul 1 2008, In : IEEE Transactions on Nanotechnology. 7, 4, p. 493-495 3 p.

Research output: Contribution to journalArticle

Nanotubes
Substrates
Nanotechnology
Crystal orientation
Wheels

Engineered large area fabrication of ordered InGaAs-GaAs nanotube arrays

Ik, S. C., Verma, V. B. & Li, X., Dec 1 2008, Nanotubes and Related Nanostructures. Vol. 1057. p. 12-17 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Nanotubes
nanotubes
Semiconductor materials
Fabrication
fabrication

InGaAs/GaAs 3D architecture formation by strain-induced self-rolling with lithographically defined rectangular stripe arrays

Chun, I. S., Verma, V. B., Elarde, V. C., Kim, S. W., Zuo, J-M., Coleman, J. J. & Li, X., Apr 1 2008, In : Journal of Crystal Growth. 310, 7-9, p. 2353-2358 6 p.

Research output: Contribution to journalArticle

Nanomechanics
Semiconductor materials
Nanophotonics
Nanoelectronics
Metallorganic chemical vapor deposition

MOCVD grown III-V nanowires: In-plane, self-aligned and transfer-printable

Fortuna, S. A., Wen, J. & Li, X., 2008, 21st Annual Meeting of the IEEE Lasers and Electro-Optics Society, LEOS 2008. p. 429-430 2 p. 4688674

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Metallorganic chemical vapor deposition
Nanowires

Nanoscale three dimensional pattern formation in light emitting porous silicon

Chun, I. S., Chow, E. K. & Li, X., May 27 2008, In : Applied Physics Letters. 92, 19, 191113.

Research output: Contribution to journalArticle

porous silicon
silicon
metals
etching

Planar GaAs nanowires on GaAs (100) Substrates: Self-aligned, nearly twin-defect free, and transfer-printable

Fortuna, S. A., Wen, J., Chun, I. S. & Li, X., Dec 1 2008, In : Nano Letters. 8, 12, p. 4421-4427 7 p.

Research output: Contribution to journalArticle

Nanowires
nanowires
Defects
defects
Substrates

Self-aligned planar GaAs nanowires grown by MOCVD on GaAs (100) substrates

Fortuna, S. A., Zeng, X. & Li, X., Sep 15 2008, 2008 Conference on Quantum Electronics and Laser Science Conference on Lasers and Electro-Optics, CLEO/QELS. 4551597. (2008 Conference on Quantum Electronics and Laser Science Conference on Lasers and Electro-Optics, CLEO/QELS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Metallorganic chemical vapor deposition
Nanowires
Growth temperature
Substrates
gallium arsenide

Self-aligned planar GaAs nanowires grown by MOCVD on GaAs (100) substrates

Fortuna, S. A., Zeng, X. & Li, X., Jan 1 2008, Conference on Lasers and Electro-Optics, CLEO 2008. Optical Society of America, (Optics InfoBase Conference Papers).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Metallorganic chemical vapor deposition
Nanowires
metalorganic chemical vapor deposition
nanowires
Growth temperature

Strain induced semiconductor nanotubes: From formation process to device applications

Li, X., Oct 7 2008, In : Journal of Physics D: Applied Physics. 41, 19, 193001.

Research output: Contribution to journalReview article

Nanotubes
nanotubes
Semiconductor materials
Nanophotonics
Nanoelectronics
2006

Perspectives on the design and control of multiscale systems

Braatz, R. D., Alkire, R. C., Seebauer, E., Rusli, E., Gunawan, R., Drews, T. O., Li, X. & He, Y., Mar 1 2006, In : Journal of Process Control. 16, 3, p. 193-204 12 p.

Research output: Contribution to journalArticle

Length Scale
Ab Initio Calculations
Parameter Sensitivity
Bayesian Estimation
Experimental design
2005

Fabrication and characterization of InGaP/GaAs heterojunction bipolar transistors on GOI substrates

Thomas, S. G., Johnson, E. S., Tracy, C., Maniar, P., Li, X., Roof, B., Hartmann, Q. & Ahmari, D. A., Jul 1 2005, In : IEEE Electron Device Letters. 26, 7, p. 438-440 3 p.

Research output: Contribution to journalArticle

Germanium
Heterojunction bipolar transistors
Fabrication
Substrates
Epitaxial layers
2002

In-plane bandgap control in porous GaN through electroless wet chemical etching

Li, X., Kim, Y. W., Bohn, P. W. & Adesida, I., Feb 11 2002, In : Applied Physics Letters. 80, 6, p. 980-982 3 p.

Research output: Contribution to journalArticle

etching
cathodoluminescence
light emission
reagents
wire

In-plane control of morphology and tunable photoluminescence in porous silicon produced by metal-assisted electroless chemical etching

Chattopadhyay, S., Li, X. & Bohn, P. W., May 1 2002, In : Journal of Applied Physics. 91, 9, p. 6134-6140 7 p.

Research output: Contribution to journalArticle

porous silicon
etching
luminescence
photoluminescence
metals
2001
Porous silicon
Silicon
silicon
Amplification
amplification

Effects of material growth technique and Mg doping on Er3+ photoluminescence in Er-implanted GaN

Kim, S., Henry, R. L., Wickenden, A. E., Koleske, D. D., Rhee, S. J., White, J. O., Myoung, J. M., Kim, K., Li, X., Coleman, J. J. & Bishop, S. G., Jul 1 2001, In : Journal of Applied Physics. 90, 1, p. 252-259 8 p.

Research output: Contribution to journalArticle

photoluminescence
excitation
defects
vapor phase epitaxy
hydrides

Experimental factors controlling analyte ion generation in laser desorption/ionization mass spectrometry on porous silicon

Kruse, R. A., Li, X., Bohn, P. W. & Sweedler, J. V., Aug 1 2001, In : Analytical chemistry. 73, 15, p. 3639-3645 7 p.

Research output: Contribution to journalArticle

Porous silicon
Ionization
Mass spectrometry
Desorption
Ions

Spectroscopic studies of the modification of crystalline si(111) surfaces with covalently-attached alkyl chains using a chlorination/alkylation method

Bansal, A., Li, X., Yi, S. I., Weinberg, W. H. & Lewis, N. S., Oct 25 2001, In : Journal of Physical Chemistry B. 105, 42, p. 10266-10277 12 p.

Research output: Contribution to journalArticle

chlorination
Chlorination
Halogenation
alkylation
Alkylation

Temperature dependence of photoluminescence spectra from multiple Er3+ sites in Er-implanted undoped and Mg-doped GaN

Kim, S., Rhee, S. J., White, J. O., Mitofsky, A. M., Li, X., Papen, G. C., Coleman, J. J. & Bishop, S. G., Apr 24 2001, In : Materials Science and Engineering B: Solid-State Materials for Advanced Technology. 81, 1-3, p. 136-139 4 p.

Research output: Contribution to journalArticle

Photoluminescence
photoluminescence
temperature dependence
Photoluminescence spectroscopy
Temperature
2000

Arsenic oxide microcrystals in anodically processed GaAs electrochemical growth, spectroscopy, and morphology

Li, X. & Bohn, P. W., May 1 2000, In : Journal of the Electrochemical Society. 147, 5, p. 1740-1746 7 p.

Research output: Contribution to journalArticle

Microcrystals
microcrystals
Arsenic
arsenic
Oxides

Metal-assisted chemical etching in HF/H2O2 produces porous silicon

Li, X. & Bonn, P. W., Oct 16 2000, In : Applied Physics Letters. 77, 16, p. 2572-2574 3 p.

Research output: Contribution to journalArticle

porous silicon
etching
metals
metal coatings
submerging

Selective enhancement of 1540 nm Er3+ emission centers in Er-implanted GaN by Mg codoping

Kim, S., Rhee, S. J., Li, X., Coleman, J. J. & Bishop, S. G., Apr 24 2000, In : Applied Physics Letters. 76, 17, p. 2403-2405 3 p.

Research output: Contribution to journalArticle

photoluminescence
augmentation
excitation
traps
pumps

Spatially resolved band-edge emission from partially coalesced GaN pyramids prepared by epitaxial lateral overgrowth

Li, X., Bohn, P. W., Kim, J., White, J. O. & Coleman, J. J., May 22 2000, In : Applied Physics Letters. 76, 21, p. 3031-3033 3 p.

Research output: Contribution to journalArticle

pyramids
cathodoluminescence
metalorganic chemical vapor deposition
luminescence
Raman spectra
1999

Annealing studies of photoluminescence spectra from multiple Er3+ centers in Er-implanted GaN

Kim, S., Rhee, S. J., Li, X., Coleman, J. J. & Bishop, S. G., Mar 1999, In : Journal of Electronic Materials. 28, 3, p. 266-274 9 p.

Research output: Contribution to journalConference article

Photoluminescence
Annealing
photoluminescence
annealing
Energy gap

GaN: From selective area to epitaxial lateral overgrowth

Li, X., Bishop, S. G. & Coleman, J. J., Dec 1 1999, In : MRS Internet Journal of Nitride Semiconductor Research. 4, SUPPL. 1

Research output: Contribution to journalArticle

Cathodoluminescence
Topography
Optical properties
Imaging techniques
Substrates

GaN: from selective area to epitaxial lateral overgrowth

Li, X., Bishop, S. G. & Coleman, J. J., Dec 1 1999, In : Materials Research Society Symposium - Proceedings. 537

Research output: Contribution to journalConference article

Cathodoluminescence
cathodoluminescence
Topography
topography
Optical properties

Impurity states are the origin of yellow-band emission in GaN structures produced by epitaxial lateral overgrowth

Li, X., Bohn, P. W. & Coleman, J. J., Dec 1 1999, In : Applied Physics Letters. 75, 26, p. 4049-4051 3 p.

Research output: Contribution to journalArticle

impurities
pyramids
light emission
ridges
apexes

Photoluminescence and photoluminescence excitation spectroscopy of in situ Er-doped and Er-implanted GaN films grown by hydride vapor phase epitaxy

Kim, S., Li, X., Coleman, J. J., Zhang, R., Hansen, D. M., Kuech, T. F. & Bishop, S. G., Dec 1 1999, In : Materials Research Society Symposium - Proceedings. 537

Research output: Contribution to journalArticle

Vapor phase epitaxy
Hydrides
vapor phase epitaxy
hydrides
Photoluminescence

Photoluminescence and photoluminescence excitation spectroscopy of in situ Er-doped and Er-implanted GaN films grown by hydride vapor phase epitaxy

Kim, S., Li, X., Coleman, J. J., Zhang, R., Hansen, D. M., Kuech, T. F. & Bishop, S. G., Dec 1 1999, In : MRS Internet Journal of Nitride Semiconductor Research. 4, SUPPL. 1

Research output: Contribution to journalArticle

Vapor phase epitaxy
Hydrides
Photoluminescence
Spectroscopy
Organic Chemicals
microcrystals
arsenic
luminescence
oxides
x ray analysis
1998

Excitation mechanisms of multiple Er 3+ sites in Er-Implanted GaN

Kim, S., Rhee, S. J., Li, X., Coleman, J. J., Bishop, S. G. & Klein, P. B., Apr 1998, In : Journal of Electronic Materials. 27, 4, p. 246-254 9 p.

Research output: Contribution to journalArticle

Photoluminescence
photoluminescence
Absorption spectra
excitation
Defects

GaN epitaxial lateral overgrowth and optical characterization

Li, X., Bishop, S. G. & Coleman, J. J., Dec 1 1998, In : Applied Physics Letters. 73, 9, p. 1179-1181 3 p.

Research output: Contribution to journalArticle

cathodoluminescence
metalorganic chemical vapor deposition
atmospheric pressure
excitons
optical properties

Photoluminescence and photoluminescence excitation spectroscopy of multiple sites in Nd-implanted GaN

Kim, S., Rhee, S., Li, X., Coleman, J. & Bishop, S., Jan 1 1998, In : Physical Review B - Condensed Matter and Materials Physics. 57, 23, p. 14588-14591 4 p.

Research output: Contribution to journalArticle

Photoluminescence
Spectroscopy
photoluminescence
spectroscopy
excitation