Search Results - "Tan, Heyun"
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High-performance polarization management devices based on thin-film lithium niobate
Published in Light, science & applications (13-04-2022)“…High-speed polarization management is highly desirable for many applications, such as remote sensing, telecommunication, and medical diagnosis. However, most…”
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Journal Article -
2
Heterogeneous integration of III–V semiconductor lasers on thin-film lithium niobite platform by wafer bonding
Published in Applied physics letters (20-02-2023)“…Thin-film lithium niobate (TFLN) photonic integrated circuits (PICs) have emerged as a promising integrated photonics platform for the optical communication,…”
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Journal Article -
3
High-speed spatial light modulation based on photon dimension mapping assisted by an integrated mode multiplexer
Published in Applied physics letters (28-03-2022)“…Photon dimension mapping provides an efficient way to learn from each other's strengths to offset their own weaknesses in a variety of applications. By mapping…”
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Cd-CeO2@C: Synthesis via consumption of Cd2+ and organic pollutants and removal of organic pollutants
Published in Arabian journal of chemistry (01-01-2024)“…In this study, a Cd-CeO2@C photocatalyst was produced via the calcination of a precursor (Cd-Ce(OH)4@AR14) obtained by co-precipitation of Ce(NO3)3·6H2O,…”
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5
A Free‐Space Orbital Angular Momentum Multiplexing Communication System Based on a Metasurface
Published in Laser & photonics reviews (01-06-2019)“…Optical vortex beams carrying orbital angular momentum (OAM) have received great attention since the 1990s. In particular, OAM offers an additional degree of…”
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6
Synthesis of a novel Ce-Pr-Fe-O@C photocatalyst and its photocatalytic activity
Published in Ceramics international (15-09-2022)“…Using Ce(NO3)3·6H2O, Pr(NO3)3·6H2O,and Fe(NO3)3·9H2O as metal sources, and Acid Red 14 (AR14) as carbon source, a Ce-Pr-Fe-O@C photocatalyst was synthesized…”
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Journal Article -
7
CD-aware non-orthogonal DFT-precoding for C-band IM/DD multicarrier signals over a 50-km dispersion-uncompensated link
Published in Optics express (15-07-2024)“…In this paper, a chromatic-dispersion-aware non-orthogonal discrete Fourier transform precoding (CDA-NODFTP) scheme is proposed for CD-constrained…”
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8
Arbitrary-ratio 1 × 2 optical power splitter based on thin-film lithium niobate
Published in Optics express (14-08-2023)“…Optical power splitters (OPSs) have been widely used in photonic integrated circuits, but an OPS with a large fabrication tolerance and free choice of power…”
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9
Widely tunable O-band lithium niobite/III-V transmitter
Published in Optics express (26-09-2022)“…The ever-increasing traffic has been driving the demand for compact, high-speed, and low-power-consumption optical transmitters. Thin-film lithium niobite…”
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Journal Article -
10
Design and synthesis of Fe–Ce–O@C with efficient photocatalytic activity
Published in Journal of rare earths (01-01-2023)“…Fe–Ce–OH@AR14 was obtained via the adsorption of acid red 14 (AR14) on Fe–Ce–OH prepared by the codeposition of cerium nitrate hexahydrate, ferric nitrate…”
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11
Optical Carrier-Suppressed Single Sideband Modulation Based on a Thin-Film Lithium Niobate IQ Modulator for FMCW Ranging Application
Published in Journal of lightwave technology (01-10-2024)“…Optical carrier-suppressed single sideband (OCS-SSB) signals are known for their easy detection, low noise, and high energy efficiency. Here, we develop a…”
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12
Comparison of FBMC and OFDM With Adaptive Bit and Power Loading for CD-Constrained IM/DD Transmission Over 50-km SSMF
Published in Journal of lightwave technology (15-04-2024)“…Filter bank multicarrier (FBMC) with offset quadrature amplitude modulation (OQAM) is a promising option for short-reach intensity modulation and direct…”
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13
Comparison of low-complexity sparse and weight-sharing nonlinear equalizers for C-band 100-Gbit/s DSB PAM-4 transmission over 60-km SSMF
Published in Optics express (26-09-2022)“…To cope with the nonlinear distortions and the chromatic dispersion (CD) induced power fading in double-side band (DSB) intensity modulation and direct…”
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Journal Article -
14
Improved Weighted Volterra DFE for C-Band 100-Gbit/s PAM-4 Transmission Over 60-km SSMF
Published in IEEE photonics technology letters (15-02-2023)“…To cope with the nonlinear distortions and the chromatic dispersion (CD) induced power fading in double-side band (DSB) intensity modulation and direct…”
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Journal Article -
15
High‐Resolution Single Photon Level Storage of Telecom Light Based on Thin Film Lithium Niobate Photonics
Published in Advanced quantum technologies (Online) (29-09-2023)“…Abstract This study presents an experimental analysis of high‐resolution single photon buffers based on low‐loss thin film lithium niobate (TFLN) photonic…”
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Journal Article -
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CMOS-level-voltage Substrate-removed Thin-film Lithium Niobate Modulator
Published in 2022 Optical Fiber Communications Conference and Exhibition (OFC) (01-03-2022)“…We demonstrate an O-band substrate-removed thin-film lithium niobate modulator with a low microwave loss of 0.24 dB cm-1 GHz-1/2. The device features a 1-V…”
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Conference Proceeding -
17
Flat-Top Passband Optical Filters on Lithium Niobate on Insulator (LNOI)
Published in 2021 Asia Communications and Photonics Conference (ACP) (01-10-2021)“…We simulate and fabricate multi-phase-shifted Bragg gratings to realize flat-top passband filters on LNOI. The 1 dB-bandwidth of the fabricated devices is 0.16…”
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Conference Proceeding -
18
CD-Aware OCT Precoding for C-Band 100-Gb/s IM/DD OFDM Transmission over 50-km SSMF
Published in 2024 Optical Fiber Communications Conference and Exhibition (OFC) (24-03-2024)“…A CD-aware orthogonal-circulant-matrix-transform (OCT) precoding is proposed for C-band 100-Gb/s IM/DD-OFDM transmission over 50-km SSMF. The proposed scheme…”
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Conference Proceeding -
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80-Channel WDM-MDM Transmission Over 50-km Ring-Core Fiber using a Compact OAM DEMUX and Modular 4×4 MIMO Equalization
Published in 2019 Optical Fiber Communications Conference and Exhibition (OFC) (01-03-2019)“…8-OAM modes each carrying 10 wavelengths with 2.56-Tbit/s aggregated capacity and 10.24-bit/s/Hz spectral efficiency have been transmitted over 50-km specially…”
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Conference Proceeding -
20
C-Band PAM-4 Transmission Over 60-km SSMF Using Weight-Sharing Nonlinear Weighted DFEs
Published in 2023 Opto-Electronics and Communications Conference (OECC) (02-07-2023)“…Two weight-sharing nonlinear weighted DFEs are proposed for C-band 100-Gbit/s PAM-4 transmission over 60-km SSMF, one of which using absolute terms shows >26%…”
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Conference Proceeding