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Research Output 1991 2019

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2018

AlGaAs/Si dual-junction tandem solar cells by epitaxial lift-off and print-transfer-assisted direct bonding

Xiong, K., Mi, H., Chang, T. H., Liu, D., Xia, Z., Wu, M. Y., Yin, X., Gong, S., Zhou, W., Shin, J. C., Li, X., Arnold, M., Wang, X., Yuan, H. C. & Ma, Z., Feb 1 2018, In : Energy Science and Engineering. 6, 1, p. 47-55 9 p.

Research output: Contribution to journalArticle

Solar cells
Photovoltaic cells
Adhesives
Demonstrations
Crystals

Aligning Synthetic Hippocampal Neural Circuits via Self-Rolled-Up Silicon Nitride Microtube Arrays

Cangellaris, O. V., Corbin, E. A., Froeter, P., Michaels, J. A., Li, X. & Gillette, M. L., Oct 24 2018, In : ACS Applied Materials and Interfaces. 10, 42, p. 35705-35714 10 p.

Research output: Contribution to journalArticle

Silicon nitride
Neurons
Networks (circuits)
Neurodegenerative diseases
Substrates

Anisotropic Rolling and Controlled Chirality of Nanocrystalline Diamond Nanomembranes toward Biomimetic Helical Frameworks

Tian, Z., Huang, W., Xu, B., Li, X. & Mei, Y., Jun 13 2018, In : Nano Letters. 18, 6, p. 3688-3694 7 p.

Research output: Contribution to journalArticle

Diamond
Chirality
biomimetics
Biomimetics
chirality

Colloidal Metal-Organic Framework Hexapods Prepared from Postsynthesis Etching with Enhanced Catalytic Activity and Rollable Packing

Ou, Z., Song, X., Huang, W., Jiang, X., Qu, S., Wang, Q., Braun, P. V., Moore, J. S., Li, X. & Chen, Q., Dec 5 2018, In : ACS Applied Materials and Interfaces. 10, 48, p. 40990-40995 6 p.

Research output: Contribution to journalArticle

Colloids
Etching
Catalyst activity
Metals
Molecular structure

Enhanced Performance of Ge Photodiodes via Monolithic Antireflection Texturing and α-Ge Self-Passivation by Inverse Metal-Assisted Chemical Etching

Kim, M., Yi, S., Kim, J. D., Yin, X., Li, J., Bong, J., Liu, D., Liu, S. C., Kvit, A., Zhou, W., Wang, X., Yu, Z., Ma, Z. & Li, X., Jul 24 2018, In : ACS Nano. 12, 7, p. 6748-6755 8 p.

Research output: Contribution to journalArticle

Texturing
Photodiodes
Passivation
passivity
photodiodes

Low index contrast heterostructure photonic crystal cavities with high quality factors and vertical radiation coupling

Ge, X., Minkov, M., Fan, S., Li, X. & Zhou, W., Apr 2 2018, In : Applied Physics Letters. 112, 14, 141105.

Research output: Contribution to journalArticle

Q factors
photonics
cavities
radiation
silicon nitrides

Morphable 3D mesostructures and microelectronic devices by multistable buckling mechanics

Fu, H., Nan, K., Bai, W., Huang, W., Bai, K., Lu, L., Zhou, C., Liu, Y., Liu, F., Wang, J., Han, M., Yan, Z., Luan, H., Zhang, Y., Zhang, Y., Zhao, J., Cheng, X., Li, M., Lee, J. W., Liu, Y. & 5 othersFang, D., Li, X., Huang, Y., Zhang, Y. & Rogers, J. A., Mar 1 2018, In : Nature Materials. 17, 3, p. 268-276 9 p.

Research output: Contribution to journalArticle

buckling
microelectronics
Microelectronics
Buckling
Mechanics

Nanoscale groove textured β-Ga2O3 by room temperature inverse metal-assisted chemical etching and photodiodes with enhanced responsivity

Kim, M., Huang, H. C., Kim, J. D., Chabak, K. D., Kalapala, A. R. K., Zhou, W. & Li, X., Nov 26 2018, In : Applied Physics Letters. 113, 22, 222104.

Research output: Contribution to journalArticle

grooves
photodiodes
etching
room temperature
metals
ridges
tuning
photonics
waveguides
wavelengths

Reconfigurable nanoscale soft materials

Ou, Z., Kim, A., Huang, W., Braun, P. V., Li, X. & Chen, Q., Jan 1 2018, (Accepted/In press) In : Current Opinion in Solid State and Materials Science.

Research output: Contribution to journalArticle

Nanoparticles
Flexible electronics
Kinetics
Adaptive systems
Colloids

Self-Anchored Catalyst Interface Enables Ordered Via Array Formation from Submicrometer to Millimeter Scale for Polycrystalline and Single-Crystalline Silicon

Kim, J. D., Kim, M., Kong, L., Mohseni, P. K., Ranganathan, S., Pachamuthu, J., Chim, W. K., Chiam, S. Y., Coleman, J. J. & Li, X., Mar 14 2018, In : ACS Applied Materials and Interfaces. 10, 10, p. 9116-9122 7 p.

Research output: Contribution to journalArticle

Silicon
Etching
Crystalline materials
Catalysts
Metals

Self-Folded Gripper-Like Architectures from Stimuli-Responsive Bilayers

Abdullah, A. M., Li, X., Braun, P. V., Rogers, J. A. & Hsia, K. J., Aug 2 2018, In : Advanced Materials. 30, 31, 1801669.

Research output: Contribution to journalArticle

Grippers
Hinges
Intelligent structures
Polydimethylsiloxane
Organic solvents

Three-dimensional radio-frequency transformers based on a self-rolled-up membrane platform /639/166/987 /639/925/927/1007 article

Huang, W., Zhou, J., Froeter, P. J., Walsh, K., Liu, S., Kraman, M. D., Li, M., Michaels, J. A., Sievers, D. J., Gong, S. & Li, X., May 1 2018, In : Nature Electronics. 1, 5, p. 305-313 9 p.

Research output: Contribution to journalArticle

transformers
radio frequencies
platforms
membranes
Membranes
2017

Damage-Free Smooth-Sidewall InGaAs Nanopillar Array by Metal-Assisted Chemical Etching

Kong, L., Song, Y., Kim, J. D., Yu, L., Wasserman, D., Chim, W. K., Chiam, S. Y. & Li, X., Oct 24 2017, In : ACS Nano. 11, 10, p. 10193-10205 13 p.

Research output: Contribution to journalArticle

Etching
Metals
etching
damage
metals

Direct Electrical Probing of Periodic Modulation of Zinc-Dopant Distributions in Planar Gallium Arsenide Nanowires

Choi, W., Seabron, E., Mohseni, P. K., Kim, J. D., Gokus, T., Cernescu, A., Pochet, P., Johnson, H. T., Wilson, W. L. & Li, X., Feb 28 2017, In : ACS Nano. 11, 2, p. 1530-1539 10 p.

Research output: Contribution to journalArticle

Gallium arsenide
Nanowires
gallium
Zinc
nanowires
Semiconductor quantum dots
Conversion efficiency
Light emitting diodes
light emitting diodes
quantum dots
Semiconductor quantum dots
Conversion efficiency
Light emitting diodes
light emitting diodes
quantum dots

Enhanced Color-Conversion Efficiency of Hybrid Nanostructured-Cavities InGaN/GaN Light-Emitting Diodes Consisting of Nontoxic InP Quantum Dots

Liu, C. Y., Chen, T. P., Huang, J. K., Lin, T. N., Huang, C. Y., Li, X., Kuo, H. C., Shen, J. L. & Chang, C. Y., Sep 1 2017, In : IEEE Journal of Selected Topics in Quantum Electronics. 23, 5, 8027032.

Research output: Contribution to journalArticle

Semiconductor quantum dots
Conversion efficiency
Light emitting diodes
light emitting diodes
quantum dots

Mechanically-Guided Deterministic Assembly of 3D Mesostructures Assisted by Residual Stresses

Fu, H., Nan, K., Froeter, P., Huang, W., Liu, Y., Wang, Y., Wang, J., Yan, Z., Luan, H., Guo, X., Zhang, Y., Jiang, C., Li, L., Dunn, A. C., Li, X., Huang, Y., Zhang, Y. & Rogers, J. A., Jun 27 2017, In : Small. 13, 24, 1700151.

Research output: Contribution to journalArticle

Semiconductors
Functional materials
Energy barriers
Buckling
Residual stresses

Minimizing Isolate Catalyst Motion in Metal-Assisted Chemical Etching for Deep Trenching of Silicon Nanohole Array

Kong, L., Zhao, Y., Dasgupta, B., Ren, Y., Hippalgaonkar, K., Li, X., Chim, W. K. & Chiam, S. Y., Jun 21 2017, In : ACS Applied Materials and Interfaces. 9, 24, p. 20981-20990 10 p.

Research output: Contribution to journalArticle

Trenching
Silicon
Etching
Metals
Catalysts

Scaling the Aspect Ratio of Nanoscale Closely Packed Silicon Vias by MacEtch: Kinetics of Carrier Generation and Mass Transport

Kim, J. D., Mohseni, P. K., Balasundaram, K., Ranganathan, S., Pachamuthu, J., Coleman, J. J. & Li, X., Mar 24 2017, In : Advanced Functional Materials. 27, 12, 1605614.

Research output: Contribution to journalArticle

Silicon
aspect ratio
Aspect ratio
Etching
Mass transfer
2016

Direct Observation of Dopants Distribution and Diffusion in GaAs Planar Nanowires with Atom Probe Tomography

Qu, J., Choi, W., Katal Mohseni, P., Li, X., Zhang, Y., Chen, H., Ringer, S. & Zheng, R., Oct 5 2016, In : ACS Applied Materials and Interfaces. 8, 39, p. 26244-26250 7 p.

Research output: Contribution to journalArticle

Nanowires
Tomography
Doping (additives)
Atoms
Semiconductor materials

Enhanced axial confinement in a monolithically integrated self-rolled-up SiNx vertical microring photonic coupler

Yu, X., Goddard, L. L., Li, X. & Chen, X., Sep 12 2016, In : Applied Physics Letters. 109, 11, 111104.

Research output: Contribution to journalArticle

couplers
photonics
S band
C band
silicon nitrides

Enhanced Optical Transmission through MacEtch-Fabricated Buried Metal Gratings

Liu, R., Zhao, X., Roberts, C., Yu, L., Mohseni, P. K., Li, X., Podolskiy, V. & Wasserman, D. M., Feb 17 2016, In : Advanced Materials. 28, 7, p. 1441-1448 8 p.

Research output: Contribution to journalArticle

Light transmission
Metals
Semiconductor materials
Metallic films
Optoelectronic devices

Enhancement-mode Ga2O3 wrap-gate fin field-effect transistors on native (100) β-Ga2O3 substrate with high breakdown voltage

Chabak, K. D., Moser, N., Green, A. J., Walker, D. E., Tetlak, S. E., Heller, E., Crespo, A., Fitch, R., McCandless, J. P., Leedy, K., Baldini, M., Wagner, G., Galazka, Z., Li, X. & Jessen, G., Nov 21 2016, In : Applied Physics Letters. 109, 21, 213501.

Research output: Contribution to journalArticle

wrap
fins
electrical faults
field effect transistors
augmentation

Evidences for redox reaction driven charge transfer and mass transport in metal-assisted chemical etching of silicon

Kong, L., Dasgupta, B., Ren, Y., Mohseni, P. K., Hong, M., Li, X., Chim, W. K. & Chiam, S. Y., Nov 8 2016, In : Scientific Reports. 6, 36582.

Research output: Contribution to journalArticle

charge transfer
etching
silicon
metals
reagents

III-V nanowire transistors for low-power logic applications: A review and outlook

Zhang, C. & Li, X., Jan 1 2016, In : IEEE Transactions on Electron Devices. 63, 1, p. 223-234 12 p., 7160680.

Research output: Contribution to journalArticle

Nanowires
Transistors
Electron mobility
Field effect transistors
Electrostatics

Ultra-High Aspect Ratio InP Junctionless FinFETs by a Novel Wet Etching Method

Song, Y., Mohseni, P. K., Kim, S. H., Shin, J. C., Ishihara, T., Adesida, I. & Li, X., Aug 1 2016, In : IEEE Electron Device Letters. 37, 8, p. 970-973 4 p., 7485851.

Research output: Contribution to journalArticle

Wet etching
Aspect ratio
Indium phosphide
Dry etching
Gate dielectrics
2015

An Analytical Metal Resistance Model and Its Application for Sub-22-nm Metal-Gate CMOS

Miao, X., Bao, R., Kwon, U., Wong, K., Rausch, W., Weng, W., Wachnik, R., Grunow, S., Narayanan, V., Li, X. & Krishnan, S., Apr 1 2015, In : IEEE Electron Device Letters. 36, 4, p. 384-386 3 p., 7045484.

Research output: Contribution to journalArticle

Metals
Grain boundaries
Wire
Scattering
Electrons

Assembly of micro/nanomaterials into complex, three-dimensional architectures by compressive buckling

Xu, S., Yan, Z., Jang, K. I., Huang, W., Fu, H., Kim, J., Wei, Z., Flavin, M., McCracken, J., Wang, R., Badea, A., Liu, Y., Xiao, D., Zhou, G., Lee, J., Chung, H. U., Cheng, H., Ren, W., Banks, A., Li, X. & 5 othersPaik, U., Nuzzo, R. G., Huang, Y., Zhang, Y. & Rogers, J. A., Jan 9 2015, In : Science. 347, 6218, p. 154-159 6 p.

Research output: Contribution to journalArticle

Nanostructured materials
Buckling
Fences
Silicon
Scaffolds

Device architectures for enhanced photon recycling in thin-film multijunction solar cells

Sheng, X., Yun, M. H., Zhang, C., Al-Okaily, A. A. A. M., Masouraki, M., Shen, L., Wang, S., Wilson, W. L., Kim, J. Y., Ferreira, P. M., Li, X., Yablonovitch, E. & Rogers, J. A., Jan 1 2015, In : Advanced Energy Materials. 5, 1, 1400919.

Research output: Contribution to journalArticle

Recycling
Photons
Reflective coatings
Thin film devices
Open circuit voltage

Efficient hybrid white light-emitting diodes by organic-inorganic materials at different CCT from 3000K to 9000K

Chen, K. J., Lai, Y. C., Lin, B. C., Lin, C. C., Chiu, S. H., Tu, Z. Y., Shih, M. H., Yu, P., Lee, P. T., Li, X., Meng, H. F., Chi, G. C., Chen, T. M. & Kuo, H. C., Apr 6 2015, In : Optics Express. 23, 7, p. A204-A210

Research output: Contribution to journalArticle

inorganic materials
light emitting diodes
color
temperature
quantum dots

Evolution of GaAs nanowire geometry in selective area epitaxy

Bassett, K. P., Mohseni, P. K. & Li, X., Mar 30 2015, In : Applied Physics Letters. 106, 13, 133102.

Research output: Contribution to journalArticle

epitaxy
nanowires
geometry
masks
breakdown

High-speed planar gaas nanowire arrays with f max > 75 GHz by wafer-scale bottom-up growth

Miao, X., Chabak, K., Zhang, C., K. Mohseni, P., Walker, D. & Li, X., May 13 2015, In : Nano Letters. 15, 5, p. 2780-2786 7 p.

Research output: Contribution to journalArticle

Nanowires
nanowires
high speed
wafers
High electron mobility transistors

Improvement of light quality by DBR structure in white LED

Lin, H. Y., Chen, K. J., Wang, S. W., Lin, C. C., Wang, K. Y., Li, J. R., Lee, P. T., Shih, M. H., Li, X., Chen, H. M. & Kuo, H. C., Feb 9 2015, In : Optics Express. 23, 3, p. A27-A33

Research output: Contribution to journalArticle

light emitting diodes
deviation
color
illuminating
phosphors

InAs Planar Nanowire Gate-All-Around MOSFETs on GaAs Substrates by Selective Lateral Epitaxy

Zhang, C., Choi, W., Mohseni, P. K. & Li, X., Jul 1 2015, In : IEEE Electron Device Letters. 36, 7, p. 663-665 3 p., 7101804.

Research output: Contribution to journalArticle

Epitaxial growth
Nanowires
Etching
Substrates
Indium

Inverse metal-assisted chemical etching produces smooth high aspect ratio InP nanostructures

Kim, S. H., Mohseni, P. K., Song, Y., Ishihara, T. & Li, X., Jan 14 2015, In : Nano Letters. 15, 1, p. 641-648 8 p.

Research output: Contribution to journalArticle

high aspect ratio
Aspect ratio
Etching
Nanostructures
Metals

Large-area, uniform white light LED source on a flexible substrate

Sher, C. W., Chen, K. J., Lin, C. C., Han, H. V., Lin, H. Y., Tu, Z. Y., Tu, H. H., Honjo, K., Jiang, H. Y., Ou, S. L., Horng, R. H., Li, X., Fu, C. C. & Kuo, H. C., Jan 1 2015, In : Optics Express. 23, 19, p. A1167-A1178

Research output: Contribution to journalArticle

lumens
light emitting diodes
phosphors
fixtures
output

Monolithically integrated self-rolled-up microtube-based vertical coupler for three-dimensional photonic integration

Yu, X., Arbabi, E., Goddard, L. L., Li, X. & Chen, X., Jul 20 2015, In : Applied Physics Letters. 107, 3, 031102.

Research output: Contribution to journalArticle

couplers
ridges
photonics
waveguides
extinction

Quenched phonon drag in silicon nanowires reveals significant effect in the bulk at room temperature

Sadhu, J., Tian, H., Ma, J., Azeredo, B., Kim, J., Balasundaram, K., Zhang, C., Li, X., Ferreira, P. M. & Sinha, S., May 13 2015, In : Nano Letters. 15, 5, p. 3159-3165 7 p.

Research output: Contribution to journalArticle

Silicon
drag
Nanowires
Drag
nanowires

RF performance of planar III-V nanowire-array transistors grown by vapor-liquid-solid epitaxy

Chabak, K. D., Miao, X., Zhang, C., Walker, D. E., Mohseni, P. K. & Li, X., May 1 2015, In : IEEE Electron Device Letters. 36, 5, p. 445-447 3 p., 7072468.

Research output: Contribution to journalArticle

Epitaxial growth
Nanowires
Transistors
Vapors
Liquids

Ultra-Small, High-Frequency, and Substrate-Immune Microtube Inductors Transformed from 2D to 3D

Yu, X., Huang, W., Li, M., Comberiate, T. M., Gong, S., Schutt-Aine, J. E. & Li, X., Apr 27 2015, In : Scientific Reports. 5, 9661.

Research output: Contribution to journalArticle

Integrated circuits
Substrates
Strip metal
Silicon nitride
Nanotechnology

Wide-range correlated color temperature light generation from resonant cavity hybrid quantum dot light-emitting diodes

Chen, K. J., Lin, C. C., Han, H. V., Lee, C. Y., Chien, S. H., Wang, K. Y., Chiu, S. H., Tu, Z. Y., Li, J. R., Chen, T. M., Li, X., Shih, M. H. & Kuo, H. C., Jul 1 2015, In : IEEE Journal on Selected Topics in Quantum Electronics. 21, 4, 7046267.

Research output: Contribution to journalArticle

Cavity resonators
cavity resonators
Semiconductor quantum dots
Light emitting diodes
light emitting diodes
2014

Effect of diameter variation on electrical characteristics of schottky barrier indium arsenide nanowire field-effect transistors

Razavieh, A., Mohseni, P. K., Jung, K., Mehrotra, S., Das, S., Suslov, S., Li, X., Klimeck, G., Janes, D. B. & Appenzeller, J., Jun 24 2014, In : ACS Nano. 8, 6, p. 6281-6287 7 p.

Research output: Contribution to journalArticle

Indium arsenide
Field effect transistors
Nanowires
indium
nanowires

III-V junctionless gate-all-around nanowire MOSFETs for high linearity low power applications

Song, Y., Zhang, C., Dowdy, R., Chabak, K., Mohseni, P. K., Choi, W. & Li, X., Mar 1 2014, In : IEEE Electron Device Letters. 35, 3, p. 324-326 3 p., 6705581.

Research output: Contribution to journalArticle

Nanowires
Metallorganic chemical vapor deposition
gallium arsenide
Hot Temperature

Monolithic III-V nanowire solar cells on graphene via direct van der Waals epitaxy

Mohseni, P. K., Behnam, A., Wood, J. D., Zhao, X., Yu, K. J., Wang, N. C., Rockett, A., Rogers, J. A., Lyding, J. W., Pop, E. & Li, X., Jun 11 2014, In : Advanced Materials. 26, 22, p. 3755-3760 6 p.

Research output: Contribution to journalArticle

Graphite
Epitaxial growth
Graphene
Nanowires
Solar cells

Planar GaAs nanowire tri-gate MOSFETs by vapor-liquid-solid growth

Zhang, C. & Li, X., Mar 1 2014, In : Solid-State Electronics. 93, p. 40-42 3 p.

Research output: Contribution to journalArticle

MOSFET devices
metal oxide semiconductors
Nanowires
nanowires
field effect transistors

Precision structural engineering of self-rolled-up 3D nanomembranes guided by transient quasi-static FEM modeling

Huang, W., Koric, S., Yu, X., Hsia, K. J. & Li, X., Nov 12 2014, In : Nano Letters. 14, 11, p. 6293-6297 5 p.

Research output: Contribution to journalArticle

structural engineering
Precision engineering
Structural design
finite element method
membranes

Scaling junctionless multigate field-effect transistors by step-doping

Song, Y. & Li, X., Dec 1 2014, In : Applied Physics Letters. 105, 22, 223056.

Research output: Contribution to journalArticle

fins
field effect transistors
scaling
threshold voltage
leakage

Site-controlled VLS growth of planar nanowires: Yield and mechanism

Zhang, C., Miao, X., Mohseni, P. K., Choi, W. & Li, X., Dec 10 2014, In : Nano Letters. 14, 12, p. 6836-6841 6 p.

Research output: Contribution to journalArticle

Nanowires
nanowires
Vapors
vapors
Liquids