An Optoelectronic Microwave Synthesizer with Frequency Tunability and Low Phase Noise

An Optoelectronic Microwave Synthesizer with Frequency Tunability and Low Phase Noise

Optoelectronic Microwave Synthesizer: Combining Frequency Tunability with Low Phase Noise Academic Background In modern communication, navigation, and radar systems, frequency-tunable and low-noise microwave sources are critical. Traditional electronic microwave synthesizers offer frequency tunability but exhibit high phase noise, limiting their us...

An On-Chip Full-Stokes Polarimeter Based on Optoelectronic Polarization Eigenvectors

Research on On-Chip Full-Stokes Polarimeters Based on Optoelectronic Polarization Eigenvectors Academic Background The polarization state of light plays a significant role in optical communication, biomedical diagnostics, remote sensing, cosmology, and other fields. The Stokes vector, consisting of four parameters, is used to fully describe the pol...

Dynamic 3D Metasurface Holography via Cascaded Polymer Dispersed Liquid Crystal

Dynamic 3D Metasurface Holography via Cascaded Polymer Dispersed Liquid Crystal Academic Background Metasurfaces, as two-dimensional subwavelength structures, enable local modulation of the phase and amplitude of light fields, offering novel solutions for the design of miniaturized optical devices. However, most existing metasurface holographic dis...

Coupling the Thermal Acoustic Modes of a Bubble to an Optomechanical Sensor

Coupling the Thermal Acoustic Modes of a Bubble to an Optomechanical Sensor Academic Background The acoustic behavior of bubbles in liquids has long been a significant research topic in physics and engineering. The vibrational modes of bubbles are not only closely related to acoustic phenomena in nature but also have broad applications in fields su...

Precision Autofocus in Optical Microscopy with Liquid Lenses Controlled by Deep Reinforcement Learning

Precision Autofocus in Optical Microscopy with Liquid Lenses Controlled by Deep Reinforcement Learning Academic Background Microscopic imaging plays a crucial role in scientific research, biomedical studies, and engineering applications. However, traditional microscopes and autofocus techniques face hardware limitations and slow software speeds in ...