Search Results - "Shi-Wei Chu"
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1
Anapole mediated giant photothermal nonlinearity in nanostructured silicon
Published in Nature communications (15-06-2020)“…Featured with a plethora of electric and magnetic Mie resonances, high index dielectric nanostructures offer a versatile platform to concentrate light-matter…”
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2
Nonlinear plasmonics at high temperatures
Published in Nanophotonics (Berlin, Germany) (01-01-2017)“…We solve the Maxwell and heat equations self-consistently for metal nanoparticles under intense continuous wave (CW) illumination. Unlike previous studies, we…”
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3
Giant photothermal nonlinearity in a single silicon nanostructure
Published in Nature communications (14-08-2020)“…Silicon photonics have attracted significant interest because of their potential in integrated photonics components and all-dielectric meta-optics elements…”
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4
All-optical scattering control in an all-dielectric quasi-perfect absorbing Huygens’ metasurface
Published in Nanophotonics (Berlin, Germany) (26-01-2023)“…In this paper, we theoretically and experimentally demonstrated photothermal nonlinearities of both forward and backward scattering intensities from…”
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5
Multipole engineering by displacement resonance: a new degree of freedom of Mie resonance
Published in Nature communications (08-11-2023)“…The canonical studies on Mie scattering unravel strong electric/magnetic optical responses in nanostructures, laying foundation for emerging meta-photonic…”
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6
Measurement of a saturated emission of optical radiation from gold nanoparticles: application to an ultrahigh resolution microscope
Published in Physical review letters (10-01-2014)“…We show that scattering from a single gold nanoparticle is saturable for the first time. Wavelength-dependent study reveals that the saturation behavior is…”
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7
Transient Super‐/Sub‐Linear Nonlinearities in Silicon Nanostructures
Published in Advanced optical materials (01-03-2022)“…Nonlinear silicon nano‐photonics has recently attracted significant attention due to the plethora of electric and magnetic Mie resonances that offer…”
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8
Mie-enhanced photothermal/thermo-optical nonlinearity and applications on all-optical switch and super-resolution imaging [Invited]
Published in Optical materials express (01-11-2021)“…Nonlinear optical interactions are of fundamental significance for advanced photonic applications, but usually the nonlinearity magnitude is insufficient. Here…”
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9
High spatio-temporal-resolution detection of chlorophyll fluorescence dynamics from a single chloroplast with confocal imaging fluorometer
Published in Plant methods (23-05-2017)“…Chlorophyll fluorescence (CF) is a key indicator to study plant physiology or photosynthesis efficiency. Conventionally, CF is characterized by fluorometers,…”
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10
Large Optical Modulation of Dielectric Huygens’ Metasurface Absorber
Published in Advanced optical materials (01-05-2023)“…High‐index nanostructures are found to exhibit large nonlinearity of spectral responses under photoexcitation, which is applicable to all‐optical modulation…”
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11
Dual GRIN lens two-photon endoscopy for high-speed volumetric and deep brain imaging
Published in Biomedical optics express (01-01-2021)“…Studying neural connections and activities is fundamental to understanding brain functions. Given the cm-size brain and three-dimensional neural circuit…”
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12
Revealing intact neuronal circuitry in centimeter-sized formalin-fixed paraffin-embedded brain
Published in eLife (22-05-2024)“…Tissue-clearing and labeling techniques have revolutionized brain-wide imaging and analysis, yet their application to clinical formalin-fixed paraffin-embedded…”
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13
Nonlinear absorption and scattering of a single plasmonic nanostructure characterized by x -scan technique
Published in Beilstein journal of nanotechnology (06-11-2019)“…Nonlinear nanoplasmonics is a largely unexplored research area that paves the way for many exciting applications, such as nanolasers, nanoantennas, and…”
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14
Nonlinear Scattering of Near-Infrared Light for Imaging Plasmonic Nanoparticles in Deep Tissue
Published in ACS photonics (19-08-2020)“…Nonlinear optical microscopy can obtain three-dimensionally resolved images within a specimen by exploiting the nonlinear light–matter interaction between the…”
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15
Ultrasmall all-optical plasmonic switch and its application to superresolution imaging
Published in Scientific reports (11-04-2016)“…Because of their exceptional local-field enhancement and ultrasmall mode volume, plasmonic components can integrate photonics and electronics at nanoscale and…”
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16
Photo-thermo-optical modulation of Raman scattering from Mie-resonant silicon nanostructures
Published in Nanophotonics (Berlin, Germany) (20-08-2024)“…Raman scattering is sensitive to local temperature and thus offers a convenient tool for non-contact and non-destructive optical thermometry at the nanoscale…”
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17
Quantitative Imaging of Single Light-Absorbing Nanoparticles by Widefield Interferometric Photothermal Microscopy
Published in ACS photonics (17-02-2021)“…Light absorption is a common phenomenon in nature, but accurate and quantitative absorption measurement at the nanoscale remains challenging especially in the…”
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18
Nonlinear plasmonic imaging techniques and their biological applications
Published in Nanophotonics (Berlin, Germany) (01-01-2017)“…Nonlinear optics, when combined with microscopy, is known to provide advantages including novel contrast, deep tissue observation, and minimal invasiveness. In…”
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19
TAG‐SPARK: Empowering High‐Speed Volumetric Imaging With Deep Learning and Spatial Redundancy
Published in Advanced science (01-11-2024)“…Two‐photon high‐speed fluorescence calcium imaging stands as a mainstream technique in neuroscience for capturing neural activities with high spatiotemporal…”
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20
Full-color generation enabled by refractory plasmonic crystals
Published in Nanophotonics (Berlin, Germany) (01-06-2022)“…Plasmonic structural color, in which vivid colors are generated via resonant nanostructures made of common plasmonic materials, such as noble metals have…”
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