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Materials design and growth
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Model wide range of material-specific optoelectronic responses, discovering topological materials for optoelectronic applications.
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Grow, polish, orient, fabricate and assemble high quality single crystals, thin films, and heterostructures based on Weyl and other topological semimetals for experimental exploration.
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Electronic, optical and magnetic characterization
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Perform ellipsometry measurements, electrical transport measurements, magnetic measurements, and other structural/materials/surface characterizations including AFM/STM/XPS, electron-energy-loss-spectroscopy, Raman/IR spectroscopy etc. on magnetic, type-I and type-II non-magnetic WSMs.
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Study the electronic structure and light matter interaction in WSMs to reveal the ultrafast response of the Weyl states and protected arcs.
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Polarization-sensitive optoelectronic devices
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Investigate circular photogalvanic effect on type-I and type-II WSMs.
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Design, fabricate and test polarization-sensitive novel optoelectronic devices based on WSMs incorporating megastructures.
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Plasmonics and metasurfaces with WSMs
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Design, fabricate, and characterize a new type of resonant dielectric/plasmonic meta-structures to explore enhanced light-matter interaction in WSMs .
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Fabricate and characterize non-reciprocal magneto-optical metasurfaces.
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Photonic emulations
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Design and implement optical tight-binding arrangements that emulate the response of topological insulators and Weyl semimetals.
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Nonlinear optics
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Gapless band structure enables broad-band optical absorption and light-matter interaction from THz to visible.
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Explore Fermi-level shifting, smearing effects, as well as 2-photon absorption spectrum and examine ultrafast induced chirality.
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