A5048613741- Photonic and Optical Devices
- Mechanical and Optical Resonators
- Advanced Fiber Laser Technologies
- Advanced MEMS and NEMS Technologies
- Force Microscopy Techniques and Applications
- Advanced Fiber Optic Sensors
- Semiconductor Lasers and Optical Devices
- Neural Networks and Reservoir Computing
- Optical Coherence Tomography Applications
- Optical measurement and interference techniques
- Electrohydrodynamics and Fluid Dynamics
- Spectroscopy Techniques in Biomedical and Chemical Research
- Advanced Optical Imaging Technologies
- Quantum Information and Cryptography
- Optical Network Technologies
- Optical Coatings and Gratings
- Photonic Crystals and Applications
- Ga2O3 and related materials
- Advancements in Semiconductor Devices and Circuit Design
- GaN-based semiconductor devices and materials
- Semiconductor materials and devices
- Semiconductor Quantum Structures and Devices
- Image and Signal Denoising Methods
- Photorefractive and Nonlinear Optics
- Quantum Computing Algorithms and Architecture
Purdue University West Lafayette
2018-2025
China Pharmaceutical University
2020-2024
Technical Institute of Physics and Chemistry
2024
Tongji University
2024
Guangdong Academy of Sciences
2021-2023
Institute of Semiconductors
2021-2023
China Ocean Shipping (China)
2023
World Maritime University
2023
Singapore Science Park
2020-2022
University of Nottingham Ningbo China
2020
Many breakthroughs in the laboratories often do not bridge gap between research and commercialization. However, silicon photonics bucked trend, with industry observers estimating commercial market to close on a billion dollars 2020 <xref ref-type="bibr" rid="ref45">[45]</xref>. Silicon leverages billions of decades poured into semiconductor device processing enable high yield, robust processing, most all, low cost. is also good optical material, transparency commercially important infrared...
Recent advances in silicon photonic chips have made huge progress optical computing owing to their flexibility the reconfiguration of various tasks. Its deployment neural networks serves as an alternative for mitigating rapidly increased demand resources electronic platforms. However, it remains a formidable challenge train online programmable efficiently, being restricted by difficulty obtaining gradient information on physical device when executing descent algorithm. Here, we...
Photonic chip integration would greatly benefit quantum key distribution (QKD) systems for secure communication, in terms of compactness, scalability, and well-established fabrication techniques. This study demonstrates proof concept an all-chip measurement-device-independent QKD system using integrated silicon photonic technology. The prototype generates a rate per pulse $2.923\ifmmode\times\else\texttimes\fi{}{10}^{\ensuremath{-}6}$ over distance corresponding to 50 km standard fiber with...
Abstract Integrated photonic devices based on Si 3 N 4 waveguides allow for the exploitation of nonlinear frequency conversion, exhibit low propagation loss, and have led to advances in compact atomic clocks, ultrafast ranging, spectroscopy. Yet, lack Pockels effect presents a major challenge achieve high-speed modulation . Here, microwave-frequency acousto-optic is realized by exciting high-overtone bulk acoustic wave resonances (HBAR) stack. Although HBAR ubiquitously used modern...
It has been recognised that turbulence shear can be used to effectively control and affect the synthesis of micro/nano particles. The present study focuses on turbulence-assisted controllable silica (SiO2) particles investigates such process using a counter axial-swirling impinging jet flow vortex reactor. Two swirling streams impinge in reaction chamber significantly intensify local with aid ultrasound irradiation. consequence turbulent leads either trapping nano-particle nucleus into...
The dose of X-ray radiation and the scanning time are crucial factors in computed tomography (CT) for clinical applications. In this work, we introduce a multi-source static CT imaging system designed to rapidly acquire sparse view limited angle data imaging, addressing these critical factors. This linear inverse problem is solved by conditional generation process within denoising diffusion image reconstruction framework. noisy volume sample generated reverse projected onto affine set ensure...
Balancing detection performance and computational efficiency is critical for sustainable pavement disease in energy-constrained scenarios. However, existing visual methods often struggle to adapt structural transformations capture features of diseases complex environments, while their demands can be resource-intensive. To address these challenges, this paper proposes a structure perception feature attention network (SPFAN). The includes module that employs the updated deformable convolution...
Collaborative communication technology in the Internet of Vehicles (IoV) is a key component intelligent transportation systems and has garnered widespread attention recent years. It involves information sharing between vehicles, vehicles infrastructure, pedestrians, networks, aiming to enhance traffic management optimization. With advancement 5G upcoming 6G technologies, IoV face demands for low latency, high reliability, security, standardization process continues deepen. Physical Layer...
Understanding laser interactions with subcellular compartments is crucial for advancing optical microscopy, phototherapy, and optogenetics. While continuous-wave (CW) lasers rely on linear absorption, femtosecond (fs) enable nonlinear multiphoton absorption confined to the focus, offering high axial precision. However, current fs delivery methods lack ability target dynamic molecular entities automate selection, limiting real-time perturbation of biomolecules mobility or complex...
Abstract Recombinant proteins are critical for modern therapeutics and diagnostics, with Chinese hamster ovary (CHO) cells serving as the primary production platform. However, environmental chemical stressors in bioreactors often trigger cell death, particularly apoptosis, posing a significant challenge to recombinant protein manufacturing. Rapid, label-free methods monitor death essential ensuring better quality. Stimulated Raman scattering (SRS) microscopy offers powerful, approach measure...
A nanoelectromechanical systems (NEMS) optical switch driven by gradient force is demonstrated. The consists of a free-standing ring resonator and two bus waveguides. When the bended force, output transmission signal tuned from on-state to off-state switch. NEMS shows switching time 43.5 ns contrast more than 25 dB. With its chip-scale integrability, has potential applications in processing high-speed communication networks.
Quantum autoencoders serve as efficient means for quantum data compression. Here, we propose and demonstrate their use to reduce resource costs teleportation of subspaces in high-dimensional systems. We a autoencoder compress-teleport-decompress manner report the first demonstration with qutrits using an integrated photonic platform future scalability. The key strategy is compress dimensionality input states by erasing redundant information recover initial after chip-to-chip teleportation....
We have demonstrated what is to our knowledge the first successful achievement of multiwavelength conversion in an aperiodic optical superlattice (AOS) lithium niobate crystal with equalized gain. The two AOS devices experiment, numerically synthesized from 2857 blocks a unit block thickness 3.5 µm, fundamental wavelengths 1540 and 1545 nm for double-wavelength second-harmonic generation (SHG) 1540, 1545, 1553 triple-wavelength SHG at 50 °C. Our experiment simulation show that output...
In this Letter, an optical gradient force driven Nanoelectromechanical Systems (NEMS) actuator, which is controlled by the Q-factor attenuation of micro-ring resonator, demonstrated. The actuator consists a tunable actuation ring sensing and mechanical arc. displacement can reach up to 14 nm with measured resolution 0.8 nm, when resonator tuned from 15 × 103 6 103. potential applications NEMS include single molecule manipulation, nano-manipulation, high sensitivity sensors.
The Hough transform (HT) is an efficient shape detector that maps straight lines into a two-parameter feature space. Recently it has been pointed out the forward Radon (FRT), well known from theory of computed tomography, and HT are equivalent for binary images. In this paper, analog coherent optical implementation FRT discussed. will not only be use in implementing descriptors but also act as preprocessor multidimensional convolution, correlation, spectral analysis using 1-D acoustooptical...
One-dimensional signals have complementary attributes, their space and spatial frequency properties. Recently, another signal representation was introduced in optics, the Wigner distribution (WD) function, which allows simultaneous display of two attributes a 1-D signal. In this paper optical implementation generalized space-spatial (GSF) function is discussed. Special cases GSF representations are WD, radar ambiguity (AF), energy various pseudo-WD functions, spectrogram, local Doppler...
In this paper, a bistable optical-driven silicon-nanowire memory is demonstrated, which employs ring resonator to generate optical gradient force over doubly clamped silicon-nanowire. Two stable deformation positions of represent two states (“0” and “1”) can be set/reset by modulating the light intensity (&lt;3 mW) based on induced bistability. The time response less than 250 ns. It has applications in fields all communication, quantum computing, optomechanical circuits.
Optically enabled accelerometers offer superior displacement resolution and resilience to electromagnetic interference, which brought benefits a wide range of applications ranging from inertial navigation consumer electronics [1, 2]. However, impossible chip scale integration hampered their practical [2]. In this paper, novel in-plane opto-mechanical accelerometer is demonstrated, employs Whisper Gallery Mode (WGM) ring resonator (RR) as sensor that monolithically integrated with...