Jiajun Meng

Visible to long-wave infrared chip-scale spectrometers based on photodetectors with tailored responsivities and multispectral filters

Jasper J Cadusch, Jiajun Meng, Benjamin J Craig, Vivek Raj Shrestha, Kenneth B Crozier

Journal article  |  2020  |  Nanophotonics

Chip-scale microspectrometers, operational across the visible to long-wave infrared spectral region will enable many remote sensin..

Mid- to long-wave infrared computational spectroscopy with a graphene metasurface modulator.

Vivek Raj Shrestha, Benjamin Craig, Jiajun Meng, James Bullock, Ali Javey, Kenneth B Crozier

Journal article  |  2020  |  Scientific Reports

In recent years there has been much interest concerning the development of modulators in the mid- to long-wave infrared, based on ..

Multifunctional Dielectric Metasurfaces Consisting of Color Holograms Encoded into Color Printed Images

Dandan Wen, Jasper J Cadusch, Jiajun Meng, Kenneth B Crozier

Journal article  |  2020  |  Advanced Functional Materials

A hologram records the wavefront of light from an object, but it is usually not an image itself, and looks unintelligible under di..

Detector-Only Spectrometer Based on Structurally Colored Silicon Nanowires and a Reconstruction Algorithm

Jiajun Meng, Jasper J Cadusch, Kenneth B Crozier

Journal article  |  2020  |  NANO LETTERS

Spectroscopy is a cornerstone in the field of optics. Conventional spectrometers generally require two elements. The first provide..

Algorithmic Spectral Reconstruction Using Angularly Tuned Zero-Contrast Gratings

Benjamin Russell, Jiajun Meng, Dandan Wen, Jasper Cadusch, Ming Ye, Kenneth Crozier

Conference Proceedings  |  2020  |  2020 CONFERENCE ON LASERS AND ELECTRO-OPTICS PACIFIC RIM (CLEO-PR)

We experimentally demonstrate the algorithmic reconstruction of the infrared transmission spectrum of a polymer using a zero-contr..

Silicon microspectrometer chip based on nanostructured fishnet photodetectors with tailored responsivities and machine learning

Jasper J Cadusch, Jiajun Meng, Benjamin Craig, Kenneth B Crozier

Journal article  |  2019  |  Optica

The realization of on-chip microspectrometers would allow spectroscopy and colorimetry measurement systems to be readily incorpora..

Mid- to long-wave infrared computational spectroscopy using a subwavelength coaxial aperture array

Benjamin J Craig, Jiajun Meng, Vivek Raj Shrestha, Jasper J Cadusch, Kenneth B Crozier

Journal article  |  2019  |  Scientific Reports

Miniaturized spectrometers are advantageous for many applications and can be achieved by what we term the filter-array detector-ar..

High-resolution mid-infrared spectral reconstruction using a subwavelength coaxial aperture array

B Craig, J Meng, VR Shrestha, JJ Cadusch, KB Crozier

Conference Proceedings  |  2019  |  Optics InfoBase Conference Papers

© 2019 The Author(s) We demonstrate mid-infrared computational spectroscopy using an array of coaxial aperture filters. We experim..

Dielectric metasurface comprising color hologram encoded into a color printing image

D Wen, J Cadusch, J Meng, KB Crozier

Conference Proceedings  |  2019  |  Optics InfoBase Conference Papers

© 2019 The Author(s) We experimentally demonstrate a dielectric metasurface that simultaneously provides a color printing image (v..

Vertically stacked silicon nanowire photodetectors for spectral reconstruction

J Meng, JJ Cadusch, KB Crozier

Conference Proceedings  |  2019  |  Optics InfoBase Conference Papers

© 2019 The Author(s) We experimentally demonstrate the use of vertically stacked silicon nanowire photodetectors for computational..