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Extinction Ratio Selective Area Growth Power Penalty Side Mode Suppression Ratio(SMSR) Distributed Feedback Laser Diode Wavelength Converter Dual-Mode Laser Distributed Feedback Lasers(DFBs) Self-Pulsation Low-Cost Laser Diode Array Threshold Current Continuous-Wave Terahertz Terahertz Generation Semiconductor Lasers Superluminescent Diodes(SLDs) Injection Locking High Power Opening Width Thz Generation 10 Ghz Semiconductor Device Applied Physics All-Optical Clock Recovery Multi-Quantum-Well Data Center Networks E-Beam Lithography Fiber-Coupled Light Sources 3r Regeneration Eye Opening Spectral Bandwidth Beat Frequency Spectral Modulation Gain Spectrum Timing Jitter Frequency Tuning Range Experimental Demonstration High Output Power Multi-Wavelength Nonreturn-To-Zero (Nrz) Pseudorandom Bit Sequence Self-Pulsating Laser Water Vapor Free Space Flexible Printed Circuit Board(FPCB) Multi-Channel Multi-Section Phase Control Anti-Reflection Hybrid Laser Wavelength Division Multiplexing(WDM) Waveguide Structure Communication Technologies Active Region Format Conversion Multiple-Quantum-Well(MQW) Modulation Bandwidth Optical Feedback Single-Mode Operation Single-Mode Laser Terahertz Time-Domain Spectroscopy Grating Structure Single-Mode Waveguide Thz Emitter Thermal Resistance Rate Enhancement Semiconductor Optical Amplifiers(SOAs) Ridge Waveguides(RWs) Higher Mode Millimeter Waves(MMW) Optical Beat Source Optical Devices Simulation Results Crack-Free Phase Section Absorption Coefficient Band Rejection Filters Buried Heterostructure Channel Gain Cavity Mode Control Section Components Technology Full-Width At Half-Maximum(FWHM) Gan Templates Hole-Burning Integrated Laser Internal And External High Growth Rate In-Between Low Growth Temperature Mqw Laser Narrow Linewidth Optical Frequency Up-Conversion Optical Source Phase Shift Keying Photonic Devices Parasitic Capacitance Radio Frequency(RF) Standard Single-Mode Fiber Stimulated Emission Third Harmonic Ultraviolet Laser Diode V/Iii Ratio 300 Ghz 60 Ghz Band Center Wavelength Gain Control And Thermal Conductivity Dislocation Density Data Rate High Performance Guided Modes Integration Module Initialization Vector(IV) Lateral Growth Low Temperature(LT) Local Oscillator Multiple Modes Mode Beating Optical Filters Precise Control Peak Power Variation Quadrature-Amplitude Modulation(QAM) Root Mean Square(RMS) Spatial Hole Spectral Quality Two-Step Uniform Temperature 10 Gbit/S Wavelength Conversion Wavelength Tunable Mole Fraction Module Packaging Harmonic Signal Generation Inp-Based Cost-Effective Crystal Quality Complex Coupling Diffusion Model Feed-Through Highly Efficient Hybrid Integration Hybrid Mode-Locking(HML) Modulated Signal Numerical Simulations National Defense Optical Confinement Factor Power Ratio Optical Data P-Inp Silicon Waveguide Smart Lighting Three Dimensional(3D) Band-Gap Energy Circuit-Based Clock Signal Continuously Tunable Direct Injection Efficient Coupling Hybrid Module High Side Harmonic Frequency I-V Measurement Inp Semiconductor Input Signal Low Power Consumption Log-Spiral Antenna Lasing Characteristics Mach-Zehnder Interferometer(MZI) Optical Band Operational Performance Optically Pumped Peak Wavelength Platform Development Single Longitudinal Mode(SLM) Short-Length Transmission Properties Thz Spectrometer Terahertz Detector Temperature Profile Uv Laser 79 Ghz Wafer-Scale 20 Nm Compressively Strained Arrayed Waveguide Grating(AWG) Alternating Current(AC) Asymmetric Coupling Back-To-Back Building Block Compound Cavity Datacentre Networks Fabrication And Characterization Main Building Monolithically Integrated Pulsation Characteristics Quantum-Well Laser Diodes Radio Signal Signal Quality Second Step Scanning Electron Microscope Images Transmission Distance Ultraviolet A Wide Tuning Range Wave Equation 3-Db Bandwidth All-Optical Signal Processing An Optical Fiber Active Waveguide Broad Band Crossing Effect Cross Point Clock Extraction Cladding Layer Cavity Length Compound Semiconductor Distributed Bragg Reflector Laser Electron Beam Lithography Electroabsorption Modulator(EAM) Gan-Based High-Frequency Radio High Bandwidth Low Pressure Maximum Output Power Mocvd Growth Optical Spectrum Optical 2r Regeneration Radio Over Fiber(ROF) First Stokes(S1) Simple Technique Static And Dynamic Properties Structure Parameters Semiconductor Chip Single Channel Thz Wave Thz Radiation Transmitter Optical Sub-Assembly Transverse Mode Vertical Growth Wavelength Control Wide Frequency All-In-One Amplitude Noise Bit-Error-Rate(BER) Coherent Detection Current Blocking Structure Coupling Loss Coupling Coefficient Computer Vision(CV) Dfb Laser Array Detection Scheme Deep-Ridge Waveguide Frequency Tunable Gan Substrate Gas-Phase Diffusion Grating Mirror Independent Tuning Low Amplitude Measured Data Mode Profile Optoelectronic Devices Passively Mode-Locked Laser Diode(PMLLD) Pulsation Frequency Silicon Layer Spectral Width Steady State Saturable Absorber Single Grating Thz Time-Domain Spectroscopy(THz-TDS) Time-Domain Spectroscopy System Thz-Tds Thz System Short Distance Wavelength Shift Wavelength Tuning 5 Ghz Bragg Grating(FBG) Directly Modulated Laser(DML) Dielectric Layer Eye Patterns Fast Scanning External Optical Injection Gain Section Growth Mode Layer Thickness Measurement Techniques Millimeter-Wave Generation Processing Technique Optical Pumping Optical Modes Operation Range Passive Mode-Locking(PML) Photoluminescence Spectra Relative Ratio Stability Analyses Sapphire Substrates Time-Resolved Thermal Simulation Widely Tunable