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Akademický článek

Energy Spectral Single-energy Technique Based on Deep Learning Image Reconstruction: Study on Image Quality of Thoracic Aorta under Low Contrast Agent Flow Rate

Autor: Xiongxin YE, Yuanfen LIU, Borong TANG, Yilin CHEN, Wanyi ZHENG, Liwei XUE, Xiaoyong ZHANG

Publikováno v: CT Lilun yu yingyong yanjiu, Vol 33, Iss 6, Pp 683-691 (2024)

Objective: To investigate the value of combining a deep learning image reconstruction algorithm and an energy spectral single-energy technique to improve the image quality of the thoracic aorta with a low contrast agent flow rate. Materials and Metho

Externí odkaz: https://doaj.org/article/ecfe9cc5038f4dfea23832313770b460

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Akademický článek

Investigation in image quality and immediate patient safety using pre-dual-flow injection for low-contrast dose spectral pulmonary artery CT angiography

Autor: Liwei Xue, Qing Zhong, Nianjie Xu, Yanping Zheng, Yuanfen Liu

Publikováno v: European Journal of Radiology Open, Vol 12, Iss , Pp 100571- (2024)

Purpose: The patient safety of iodine contrast-enhanced pulmonary artery CT angiography (CTPA) is widely concerned. This study aimed to investigate the image quality and immediate patient safety of spectral CTPA using a lower-contrast dose pre-dual-f

Externí odkaz: https://doaj.org/article/d1b58d9160ec461f9dc48f5ecf5d90cf

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Akademický článek

Euler Force-Driven Siphon Valve Control for Precise Sequential Release in Centrifugal Microfluidic Chips

Autor: Yu Lu, Hao Shen, Guangyao Chen, Kaichao Yang, Jing Zhang, Liwei Xue, Jianzhen Ou, Liguo Chen

Publikováno v: Micromachines, Vol 15, Iss 10, p 1200 (2024)

Controlling the fluids in centrifugal microfluidic chips for precise sequential release is critical for multi-step reactions and immunoassays. Currently, the traditional methods of liquid sequential release mainly rely on various types of microvalves

Externí odkaz: https://doaj.org/article/62647492c9f9452486744c9fdce10b09

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Akademický článek

Heat Transfer Scale Effect Analysis and Parameter Measurement of an Electrothermal Microgripper

Autor: Lin Lin, Hao Wu, Liwei Xue, Hao Shen, Haibo Huang, Liguo Chen

Publikováno v: Micromachines, Vol 12, Iss 3, p 309 (2021)

An electrothermal microgripper is an important actuator in microelectromechanical and micro-operating systems, and its temperature field analysis is the core problem in research and design. Because of the small size of an electrothermal microgripper,

Externí odkaz: https://doaj.org/article/dde017fbf76e41a18d8e14c66a81cddc

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