activity
20132016
most citedLarge-area, uniform and low-cost dual-mode plasmonic naked-eye colorimetry and SERS sensor with handheld Raman spectrometer

53 citations · 206 across the 8 of their papers we have counts for

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Showing 2014Show all

5 papers · 1 filter

physics.optics2014★ 20 cited

Black Silicon Solar Thin-film Microcells Integrating Top Nanocone Structures for Broadband and Omnidirectional Light-Trapping

Zhida Xu, Yuan Yao, Eric P. Brueckner +4

Recently developed classes of monocrystalline silicon solar microcells (u-cell) can be assembled into modules with characteristics (i.e., mechanically flexible forms, compact conce…

cond-mat.mes-hall2014★ 32 cited

Monolithic Integrations of Slanted Silicon Nanostructures on 3D Microstructures and Their Application to Surface Enhanced Raman Spectroscopy

Zhida Xu, Logan Liu

We demonstrated fabrication of black silicon with slanted nanocone array on both planar and 3D micro and meso scale structures produced by a high-throughput lithography-free obliqu…

physics.optics2014★ 17 cited

Lithography-free sub-100nm nanocone array antireflection layer for low-cost silicon solar cell

Zhida Xu, Logan Liu

High density and uniformity sub-100nm surface oxidized silicon nanocone forest structure is created and integrated onto the existing texturization microstructures on photovoltaic d…

physics.optics2014★ 32 cited

Nanoreplicated positive and inverted sub-micron polymer pyramids array for surface enhanced Raman spectroscopy (SERS)

Zhida Xu, Logan Liu

We demonstrate gold coated polymer surface enhanced Raman scattering (SERS) substrates with a pair of complementary structures--positive and inverted pyramids array structures fabr…

cond-mat.mtrl-sci2014★ 46 cited

Surface plasmon enhanced broadband spectrophotometry on black silver substrates

Zhida Xu, Logan Liu

We demonstrate surface plasmon-induced enhancements in optical imaging and spectroscopy on silver coated silicon nanocones which we call black silver substrate. The black silver su…