Zobrazeno 1 - 10
of 112
pro vyhledávání: '"Pengpeng SUN"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract In the feedrate scheduling of complex curve direct interpolation, dynamic constraints such as axis acceleration and jerk are related to the actual state of the tool. Most existing methods convert dynamic constraints to velocity constraints a
Externí odkaz:
https://doaj.org/article/f2f5e2e47c5e4782a5f18c180c69e480
Publikováno v:
Orthopaedic Surgery, Vol 16, Iss 6, Pp 1399-1406 (2024)
Objective Nontraumatic osteonecrosis of the femoral head (ONFH) is commonly encountered in orthopedics. Without early clinical intervention, most patients with peri‐collapse of the ONFH will develop femoral head necrosis and eventually require hip
Externí odkaz:
https://doaj.org/article/11bc691efaf24d99aba3eab71fddf9e6
Autor:
Shixia Liao, Yanwen Wang, Jian Zhou, Yuting Liu, Shuangfei He, Lanying Zhang, Maomao Liu, Dongmei Wen, Pengpeng Sun, Guangbing Lu, Qi Wang, Yao Ouyang, Yongxiang Song
Publikováno v:
BMC Cancer, Vol 24, Iss 1, Pp 1-12 (2024)
Abstract Background Chronic obstructive pulmonary disease (COPD) is a significant global health issue, suspected to elevate the risk for various cancers. This study sought to discern whether COPD serves as a risk marker or a causative factor for prev
Externí odkaz:
https://doaj.org/article/bc7ca255741140f8ab8a50cb40bf1d04
Publikováno v:
International Journal of Molecular Sciences, Vol 25, Iss 6, p 3221 (2024)
Resistance (R) genes were used to recognize pathogen effectors directly or indirectly in plants and activate defense signal pathways. Most of these R proteins consist of a nucleotide-binding adaptor (NB-ARC) domain, a leucine-rich repeat (LRR) domain
Externí odkaz:
https://doaj.org/article/2394870b1fe44a4fbba24f67599620d9
Publikováno v:
International Journal of Molecular Sciences, Vol 24, Iss 24, p 17350 (2023)
Seedlessness is one of the highest valued agronomic traits in grapes. Embryo rescue in combination with marker-assisted selection have been widely applied in seedless grape breeding due to the advantages of increasing the ratio of seedless progenies
Externí odkaz:
https://doaj.org/article/5337882fe02946fa8f0ca4b85bb9c5da
Autor:
Pengpeng Sun, Muhammad Mobeen Tahir, Xian Lu, Zhimin Liu, Xiaoyun Zhang, Xiya Zuo, Yun Shao, Xiangyun Xiao, Na An, Chao Wang, Dong Zhang, Weiwei Yang
Publikováno v:
Fruit Research, Vol 2, Iss 1, Pp 1-13 (2022)
The drought resistance of eight commonly used apple rootstocks under natural drought conditions was examined to provide clues for the selection, promotion, and utilization of drought-resistant apple rootstocks. The ultrastructural differences and phy
Externí odkaz:
https://doaj.org/article/d55fcbee29c54961bd2f485f7e401fc0
Autor:
Shulun Nie, Yufang Zhu, Jia Yang, Tao Xin, Song Xue, Jujie Sun, Dianbin Mu, Zhaoqiu Chen, Pengpeng Sun, Jinming Yu, Man Hu
Publikováno v:
BMC Medicine, Vol 19, Iss 1, Pp 1-13 (2021)
Abstract Background There is no consensus regarding the clinical target volume (CTV) margins in radiotherapy for glioma. In this study, we aimed to perform a complete macropathologic analysis examining microscopic tumor extension (ME) to more accurat
Externí odkaz:
https://doaj.org/article/672b722471b44516a1bdc69f8339a5ab
Publikováno v:
Machines, Vol 11, Iss 2, p 281 (2023)
Dual NURBS interpolation has been proven an essential technique for high-speed precision machining of complex surfaces. The solution of rotation angles and their derivatives is the basis of kinematic transformation and feedrate optimization in dual N
Externí odkaz:
https://doaj.org/article/eb358b2589e04608aea78386273f6a10
Publikováno v:
Machines, Vol 11, Iss 1, p 79 (2023)
Chatter is a dynamic instability caused by the regeneration of waviness on the workpiece surface and damages the machining efficiency and product quality. For five-axis milling, the chatter stability analysis is more complicated because the cutter-wo
Externí odkaz:
https://doaj.org/article/d95b6590df4049c89cb2d5b2e9831d7f
Publikováno v:
Materials, Vol 16, Iss 2, p 505 (2023)
Determining an optimal combination of laser process parameters can significantly improve the efficiency and quality of 40Cr13 steel surface processing. In this study, two machine learning models (ELMSS and ELMPS) were proposed to predict the processi
Externí odkaz:
https://doaj.org/article/5b857e48dbfb4f0ea12265098fd5ebd1