Zobrazeno 1 - 10
of 321
pro vyhledávání: '"Junjie HE"'
Autor:
Li Fu, Hengfei Yu, Ke Zhang, Hualong Ge, Haijun Wu, Wenyan Zhou, Quan Fu, Kai Xiong, Lihua Ma, Shaoping Lu, Xuan Zhou, Yong Mao, Junjie He
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 5356-5367 (2024)
The present study designed and prepared a novel platinum alloy system Pt-xAu-5Ni (x = 0, 2, 5, wt.%) with high strength and good electrical resistivity. The mechanical, electrical properties and related microstructure during the cold deformation and
Externí odkaz:
https://doaj.org/article/4a00ee1163ec4f6f8462e113a095455c
Autor:
Yuxin Xia, Wenxia Yuan, Shihao Zhang, Qiaomei Wang, Xiaohui Liu, Houqiao Wang, Yamin Wu, Chunhua Yang, Jiayi Xu, Lei Li, Junjie He, Zhiyong Cao, Zejun Wang, Zihua Zhao, Baijuan Wang
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-12 (2024)
Abstract To address the issues of low accuracy and slow response speed in tea disease classification and identification, an improved YOLOv7 lightweight model was proposed in this study. The lightweight MobileNeXt was used as the backbone network to r
Externí odkaz:
https://doaj.org/article/967a195f14fc4a54a83cbbc8dd11f0d5
Autor:
Lingjie Yang, Kai Xiong, Chengchen Jin, Hua Dai, Haijun Wu, Shunmeng Zhang, Junjie He, Yingwu Wang, Yong Mao
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 3886-3899 (2024)
Refractory high-entropy alloys (RHEAs) have remarkable properties like high strength and thermal stability at high temperatures. Their practical application is hindered by ambient brittleness and inferior formability. Titanium (Ti) is recognized as a
Externí odkaz:
https://doaj.org/article/5419b1d02e6748e4a04ca0ea04053fef
Publikováno v:
Nuclear Engineering and Technology, Vol 56, Iss 4, Pp 1284-1295 (2024)
Due to increasing operational security demands, digital and intelligent condition monitoring of nuclear power plants is becoming more significant. However, establishing an accurate and effective anomaly detection model is still challenging. This is m
Externí odkaz:
https://doaj.org/article/a8cc8f8af0b24789a128f5b1cb3b62d3
Publikováno v:
IEEE Access, Vol 12, Pp 103565-103582 (2024)
There are a large amount of audio signals stored in third-party storage centers. To improve the privacy and security of audio signals, a digital audio encryption and forensics watermarking scheme is proposed. We defined the signal energy ratio featur
Externí odkaz:
https://doaj.org/article/48cda61938254772ae1e91fdcee2308c
Autor:
Yamin Wu, Xinghua Wang, Lijiao Chen, Qiang Li, Junjie He, Xiujuan Deng, Jiayi Xu, Raoqiong Che, Jianyun Zhou, Wenxia Yuan, Tianyu Wu, Juan Tian, Yaping Chen, Baijuan Wang
Publikováno v:
Foods, Vol 13, Iss 21, p 3456 (2024)
To explore the effects of different withering methods on the quality of Congou black tea, this study focused on five different withering methods: natural withering, warm-air withering, sun–natural combined withering, sun withering, and shaking with
Externí odkaz:
https://doaj.org/article/4ae02d798bd649b1b812417b451ff35c
Autor:
Hongxu Li, Wenxia Yuan, Yuxin Xia, Zejun Wang, Junjie He, Qiaomei Wang, Shihao Zhang, Limei Li, Fang Yang, Baijuan Wang
Publikováno v:
Applied Sciences, Vol 14, Iss 19, p 8748 (2024)
China’s Yunnan Province, known for its tea plantations, faces significant challenges in smart pest management due to its ecologically intricate environment. To enable the intelligent monitoring of pests within tea plantations, this study introduces
Externí odkaz:
https://doaj.org/article/22dd4ae18b734af5b6a708fdd3e309b9
Publikováno v:
Micromachines, Vol 15, Iss 9, p 1145 (2024)
Frequency conversion process based on periodically poled thin-film lithium niobate (PPTFLN) has been widely recognized as an important component for quantum information and photonic signal processing. Benefiting from the tight confinement of optical
Externí odkaz:
https://doaj.org/article/31711663fe5446a28d5ce0363c04423c
Autor:
Xuan Zhou, Jie Liu, Shunmeng Zhang, Li Fu, Jun Cheng, Junjie He, Kai Xiong, Xin Li, Shiqiang Lu, Yong Mao, Kelu Wang
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 4236-4247 (2023)
Microstructure evolution and coarsening behavior of precipitated O phase were systematically investigated in this study, and the corresponding microstructures were characterized by scanning electron microscopy and transmission electron microscopy. Th
Externí odkaz:
https://doaj.org/article/d9476a604f3f4b298a060c2b770c3070
Autor:
Qinghang Wang, Haowei Zhai, Zhaoyang Jin, Junjie He, Qin Yang, Wenjun Liu, Yulong Li, Daolun Chen
Publikováno v:
Journal of Magnesium and Alloys, Vol 11, Iss 9, Pp 3302-3322 (2023)
The fundamental research on thermo-mechanical conditions provides an experimental basis for high-performance Mg-Al-Ca-Mn alloys. However, there is a lack of systematical investigation for this series alloys on the hot-deformation kinetics and extrusi
Externí odkaz:
https://doaj.org/article/345071c64a7d41d88466ebb5882aa4e3