Compact photoacoustic endoscopy by measuring initial photoacoustic pressure using phase-shift interferometry [0.03%]
利用相移干涉测量初始光声压力的紧凑型光声内窥镜
Yi Wang,Lei Bao,Benhong Li et al.
Yi Wang et al.
This paper demonstrates a novel photoacoustic endoscopy method using phase-shift interferometry (PSI) for photoacoustic signal detection. The method employs a three-step phase-shifting interferometry technique to detect changes in light int...
Fast aberration correction in 3D transcranial photoacoustic computed tomography via a learning-based image reconstruction method [0.03%]
基于学习的图像重建方法实现三维透颅光电声层析成像中的快速像差校正
Hsuan-Kai Huang,Joseph Kuo,Yang Zhang et al.
Hsuan-Kai Huang et al.
Transcranial photoacoustic computed tomography (PACT) holds significant potential as a neuroimaging modality. However, compensating for skull-induced aberrations in reconstructed images remains a challenge. Although optimization-based image...
Photoacoustic oxygenation imaging to identify ischemia/hypoxia injury and necrosis of intestine after acute intussusception: A comparative study with CDFI/CEUS [0.03%]
急性肠套叠后肠道缺血/缺氧损伤及坏死的光声氧合显像：与CDFI/CEUS的对比研究
Hualin Yan,Zehui Gou,Hong Wang et al.
Hualin Yan et al.
Acute intussusception is a pediatric abdominal emergency that requires immediate diagnosis and treatment. However, accurately identifying bowel necrosis non-invasively remains challenging with conventional sonography. In our study, we inves...
Sensitivity improvement of quartz-enhanced photoacoustic spectroscopy using the stochastic resonance method [0.03%]
随机共振方法提高石英增敏光电声光谱法的灵敏度
Yingchao Xie,Hao Xiong,Shiling Feng et al.
Yingchao Xie et al.
Quartz-enhanced photoacoustic spectroscopy (QEPAS) is a promising technique for trace gas sensing, offering advantages such as compact size and high sensitivity. However, noise remains a critical factor limiting detection sensitivity. In th...
Mingxuan Yang,Zheng Qu,Mohammadreza Amjadian et al.
Mingxuan Yang et al.
Advanced multi-wavelength pulsed laser is a key technique for functional optical-resolution photoacoustic microscopy (OR-PAM). By utilizing the stimulated Raman scattering (SRS) effect, we can generate various wavelengths from a single-wave...
A sulfur dioxide detection platform based on photoacoustic spectroscopy and a 266.22 nm high-power stabilized LD-pumped solid-state Q-switched laser [0.03%]
基于光声光谱和266.22nm高功率稳定LD泵浦固体调Q激光的二氧化硫检测平台
Xiaowen Shen,Yixin Zhang,Ruyue Cui et al.
Xiaowen Shen et al.
A ppb-level sulfur dioxide (SO2) monitoring platform was developed by exploiting standard photoacoustic spectroscopy and a novel, highly stable UV laser. A 266.22 nm LD-pumped solid-state, acousto-optic modulator Q-switched laser with high ...
Hybrid transformer-CNN network-driven optical-scanning undersampling for photoacoustic remote sensing microscopy [0.03%]
用于光声远程传感显微镜的混合变压器-CNN网络驱动光学扫描欠采样技术
Yihan Pi,Jijing Chen,Kaixuan Ding et al.
Yihan Pi et al.
Imaging speed is critical for photoacoustic microscopy as it affects the capability to capture dynamic biological processes and support real-time clinical applications. Conventional approaches for increasing imaging speed typically involve ...
Lightweight sparse optoacoustic image reconstruction via an attention-driven multi-scale wavelet network [0.03%]
基于注意力驱动多尺度小波网络的轻量级稀疏光声图像重建
Xudong Zhao,Shuguo Hu,Qiang Yang et al.
Xudong Zhao et al.
Photoacoustic tomography (PAT) provides high-contrast, high-resolution biomedical images at rapid speeds. However, the quality of these images is highly sensitive to sampling density. Sparse sampling can significantly reduce equipment costs...
Improvement of gain and spatial resolution for impulsive stimulated Brillouin scattering microscopy [0.03%]
脉冲刺激布里渊散射显微镜增益和空间分辨率的提高
Taoran Le,Jiarui Li,Haoyun Wei et al.
Taoran Le et al.
Brillouin microscopy has been widely used in the mechanical imaging of cells and tissues, and the signal-to-noise (SNR) ratio limits the spectral integration time. Impulsive stimulated Brillouin scattering (ISBS) microscopy is a new elastic...
Application of multispectral optoacoustic tomography for lower limb musculoskeletal sports injuries in adults [0.03%]
多光谱声学层析成像技术在成人下肢肌肉骨骼运动损伤中的应用
Rene B Svensson,Anne-Sofie Agergaard,Thomas Sardella et al.
Rene B Svensson et al.
Compositional changes in relation to musculoskeletal injuries are difficult to measure non-invasively. This study aims to use non-invasive label-free imaging with Multispectral Optoacoustic Tomography (MSOT) to evaluate compositional change...