Weichao Ma
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View article: Integrated transcriptomic and metabolomic analyses reveal the antibacterial mechanism of isocorydine against Mycobacterium bovis
Integrated transcriptomic and metabolomic analyses reveal the antibacterial mechanism of isocorydine against Mycobacterium bovis Open
Introduction Mycobacterium bovis , the causative agent of zoonotic tuberculosis, poses a serious threat to public health and agriculture. This study investigates the antibacterial activity and mechanism of action of isocorydine (ICD), a na…
View article: High-Speed Terahertz Modulation Signal Generation Based on Integrated LN-RMZM and CPPLN
High-Speed Terahertz Modulation Signal Generation Based on Integrated LN-RMZM and CPPLN Open
With the increasing communication frequencies in 6G networks, high-speed terahertz (THz) modulation signal generation has become a critical research area. This study first proposes an on-chip high-speed THz modulation signal generation sys…
View article: Integrated sensing and communication system based on a photonic integrated broadband multi-beamformer
Integrated sensing and communication system based on a photonic integrated broadband multi-beamformer Open
An integrated sensing and communication (ISAC) system enabled by a photonic integrated broadband multi-beamformer is proposed and demonstrated. The integrated multi-beamformer, which employs an optical true-time-delay induced Blass matrix …
View article: A Transceiver-Shared Photonic Integrated Broadband Multi-Beamformer Based on an Extended Blass Matrix
A Transceiver-Shared Photonic Integrated Broadband Multi-Beamformer Based on an Extended Blass Matrix Open
Multi-beam phased array antennas have become essential in modern radar and communication systems, offering high gain, superior directivity, and exceptional agility. However, traditional multi-beam phased array antennas face significant cha…
View article: Lithium Niobate Electro-Optic Modulation Device without an Overlay Layer Based on Bound States in the Continuum
Lithium Niobate Electro-Optic Modulation Device without an Overlay Layer Based on Bound States in the Continuum Open
Electro-optic modulation devices are essential components in the field of integrated optical chips. High-speed, low-loss electro-optic modulation devices represent a key focus for future developments in integrated optical chip technology, …
View article: Microwave photonic radar system with improved SNR performance utilizing optical resonant amplification and random Fourier coefficient waveforms
Microwave photonic radar system with improved SNR performance utilizing optical resonant amplification and random Fourier coefficient waveforms Open
A microwave photonic (MWP) radar system with improved signal-to-noise ratio (SNR) performance is proposed and experimentally demonstrated. By improving the SNR of echoes through properly designed radar waveforms and resonant amplification …
View article: Miniature Fourier Transform Spectrometer Based on Thin-Film Lithium Niobate
Miniature Fourier Transform Spectrometer Based on Thin-Film Lithium Niobate Open
A miniature Fourier transform spectrometer is proposed using a thin-film lithium niobate electro-optical modulator instead of the conventional modulator made by titanium diffusion in lithium niobate. The modulator was fabricated by a conta…
View article: Low-loss, ultracompact n-adjustable waveguide bends for photonic integrated circuits
Low-loss, ultracompact n-adjustable waveguide bends for photonic integrated circuits Open
Countless waveguides have been designed based on four basic bends: circular bend, sine/cosine bend, Euler bend (developed in 1744) and Bezier bend (developed in 1962). This paper proposes an n -adjustable (NA) bend, which has superior prop…
View article: Investigation of signal-to-noise ratio performance of microwave photonic links enhanced by optical injection locking and channelized spectrum stitching
Investigation of signal-to-noise ratio performance of microwave photonic links enhanced by optical injection locking and channelized spectrum stitching Open
A signal-to-noise ratio (SNR) improvement method for microwave photonic (MWP) links enhanced by optical injection locking (OIL) and channelized spectrum stitching (CSS) is investigated and experimentally demonstrated. By exploiting the res…
View article: Screening of gamma-aminobutyric acid-producing lactic acid bacteria and its application in Monascus-fermented rice production
Screening of gamma-aminobutyric acid-producing lactic acid bacteria and its application in Monascus-fermented rice production Open
A two-stage fermentation using microbial consortia containing M. anka 20-2 and L. plantarum 8014 was developed for the production of bioactive MFR, in which the active ingredients monacolin K and GABA were simultaneously enriched, with goo…
View article: A Novel Process for Cadaverine Bio-Production Using a Consortium of Two Engineered Escherichia coli
A Novel Process for Cadaverine Bio-Production Using a Consortium of Two Engineered Escherichia coli Open
Bio-production of cadaverine from cheap carbon sources for synthesizing bio-based polyamides is becoming more common. Here, a novel fermentation process for cadaverine bio-production from glucose was implemented by using a microbial consor…
View article: Engineering a pyridoxal 5’-phosphate supply for cadaverine production by using Escherichia coli whole-cell biocatalysis
Engineering a pyridoxal 5’-phosphate supply for cadaverine production by using Escherichia coli whole-cell biocatalysis Open
Although the routes of de novo pyridoxal 5′-phosphate (PLP) biosynthesis have been well described, studies of the engineering of an intracellular PLP supply are limited and the effects of cellular PLP levels on PLP-dependent enzyme-based w…