SPIRAL

作品数:480被引量:792H指数:12
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相关领域:医药卫生更多>>
相关作者:孙凯董海波侯平高剑波吕滨更多>>
相关机构:清华大学包头市中心医院宁波市医疗中心李惠利医院郑州大学第一附属医院更多>>
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相关基金:国家自然科学基金国家重点基础研究发展计划中国博士后科学基金国家教育部博士点基金更多>>
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Phasmatodea Population Evolution Algorithm Based on Spiral Mechanism and Its Application to Data Clustering
《Computers, Materials & Continua》2025年第4期475-496,共22页Jeng-Shyang Pan Mengfei Zhang Shu-Chuan Chu Xingsi Xue Václav Snášel 
Data clustering is an essential technique for analyzing complex datasets and continues to be a central research topic in data analysis.Traditional clustering algorithms,such as K-means,are widely used due to their sim...
关键词:Phasmatodea population evolution algorithm data clustering meta-heuristic algorithm 
Mechanism of Bronsted-acid-promoted self-photosensitized [2+2] cycloaddition for synthesis of high-performance bio-spiral fuel
《Green Energy & Environment》2025年第3期585-597,共13页Ying Chen Yumei Shu Minhua Ai Wenbiao Chen Chengwen Liu Songyi Zhang Shaojie Wang Haopeng Shi Ji-Jun Zou Lun Pan 
the support from National Key R&D Program of China (2021YFC2103704);the National Natural Science Foundation of China (22222808);the Natural Science Foundation of Shandong Province (ZR2023QB152);the Youth Innovation Team Plan of Shandong Province (2022KJ270);the China National Postdoctoral Program for Innovative Talents (BX20240251);the Aeronautical Science Foundation of China (2023Z073048003);the Haihe Laboratory of Sustainable Chemical Transformations。
Photoinduced[2+2]cycloaddition of biomass-derived cycloolefin is a promising approach to synthesize high-energy bio-fuels,however,the conversion efficiency and selectivity are still low.Herein,we provide an acid-promo...
关键词:BIOFUEL Bronsted acid catalysis Spiral fuel [2+2]photocycloaddition 
Optical Spiral Predator-Prey Dynamics
《Chinese Physics Letters》2025年第2期48-66,共19页Juan Wu Yu-Hui Zhuang Yi Hu Jing-Jun Xu 
supported by the National Key R&D Program of China(Grant No.2022YFA1404800);the National Natural Science Foundation of China(Grant Nos.12250009 and 62075105);the 111 Project in China(Grant No.B23045)。
Chase-and-escape motion,which is a typical behavior between a predator and prey,is an important dynamics in animate systems.It has been concerned recently in optics aiming for achieving novel light steering and switch...
关键词:FUNCTIONS interaction. MOMENTUM 
Micro-vibration assisted dual-layer spiral microneedles to rapidly extract dermal interstitial fluid for minimally invasive detection of glucose
《Microsystems & Nanoengineering》2025年第1期155-172,共18页Khaled Mohammed Saifullah Asim Mushtaq Pouria Azarikhah Philip DPrewett Graham JDavies Zahra Faraji Rad 
Various hydrogels have been explored to create minimally invasive microneedles(MNs)to extract interstitial fluid(ISF).However,current methods are time-consuming and typically require 10–15 min to extract 3–5 mg of I...
关键词:gelatin methacryloyl gelma minimally invasive microneedles mns hyaluronic acid ha mn arrays micro vibration polyvinyl alcohol pva dual layer spiral microneedles extract interstitial fluid isf howevercurrent 
Modelling and experimental investigation of micro-dimpled structures milling with spiral trajectory tool reciprocating motion
《Chinese Journal of Aeronautics》2025年第2期577-596,共20页Guangzhou WANG Linjie ZHAO Qi LIU Xiguang LI Yazhou SUN Mingjun CHEN 
co-supported the National Natural Science Foundation of China(No.52235010);the Heilongjiang Postdoctoral Fund(No.LBH-Z22136);the New Era Longjiang Excellent Master and Doctoral Dissertation Fund(No.LJYXL2022-057).
To mill fine and well-defined micro-dimpled structures,a machining manner of spiral trajectory tool reciprocating motion,where the tool repeats the process of‘feed milling–retract–cutting feed–feed milling again’...
关键词:Tool reciprocating motion Spiral trajectory Micro-dimpled structure MICROMACHINING Simulation modelling with diamond tool Surface texture 
Buckling morphology evolution of thin films on non-linear elastic substrates
《Acta Mechanica Sinica》2025年第2期176-183,共8页Andi Lai Di Ou Jun Liao Guo Fu 
This work was supported by the Youth Project of Hunan Provincial Department of Education(Grant No.22B0334);the Bridge and Tunnel Engineering Innovation Project of Changsha University of Science&Technology(Grant No.11ZDXK11);and the Practical Innovation and Entrepreneurship Capacity Improvement Plan of Changsha University of Science and Technology(Grant No.CLSJCX23029).
Organisms have evolved a strain limiting mechanism,reflected as a non-linear elastic constitutive,to prevent large deformations from threatening soft tissue integrity.Compared with linear elastic substrates,the wrinkl...
关键词:Non-linear elastic substrate Chiral ridge Spiral unit cell Tension-compression asymmetry Wrinkle morphological evolution 
Numerical simulation of power and flow field characteristics of different spiral stirred reactors
《Chinese Journal of Chemical Engineering》2025年第2期218-231,共14页Qingzhao Liu Yang Qin Guodong Zhu Xubin Zhang Fumin Wang Guobing Li Shuai Liu Zhiwei Zhang Bingxin Zhu Zheng Wang 
supported by the Natural Science Foundation of Shandong Province(ZR2023ZD22);the Major Research and Development Program of Shandong Province(2023CXGC010601).
Under the dual-carbon background,the technological updating of traditional high-energy-consuming equipment should not be delayed,and the problem of reactor energy consumption should not be ignored.Therefore,this study...
关键词:SPIRAL Reactors Computational fluid dynamics(CFD) Power number Fluid mechanics 
Particle bond destruction based on spiral-cyclone coupling mechanism for the cementation of hydrates and mud–sand
《Chinese Journal of Chemical Engineering》2025年第2期120-130,共11页Yang Tang Qing Gu Na Xie Yufa He Yunjian Zhou Zeliang Li Guorong Wang 
funded by the State Key Laboratory of Natural Gas Hydrate of China(2022-KFJJ-SHW);the National Key Research and Development Program of China(2021YFC2800903);the National Natural Science Foundation of China(52004235);the National Natural Science Foundation General Program of China(52374011);the Miaozi Engineering Cultivation Project of Sichuan Science and Technology Department of China(MZG20230127).
Weak cementation between natural gas hydrates and mud–sand seriously affects the solid-fluidized mining of natural gas hydrates. In this study, we analyze the debonding of natural gas hydrate sediment (NGHS) particle...
关键词:Natural gas hydrate Spiral-cyclone Model Weakly cemented NGHS particles Cementation bond Numerical analysis 
Reinforced Lyapunov controllers for low-thrust lunar transfers
《Astrodynamics》2024年第4期633-656,共24页Harry Holt Nicola Baresi Roberto Armellin 
Future missions to the Moon and beyond are likely to involve low-thrust propulsion technologies due to their propellant efficiency.However,these still present a difficult trajectory design problem,owing to the near co...
关键词:LOW-THRUST reinforcement learning(RL) Lyapunov control Lunar spiral transfers 
Producing focused extreme ultraviolet vortex with Fermat-spiral photon sieves
《PhotoniX》2024年第1期476-483,共8页Junyong Zhang Huaiyu Cui Yuanyuan Liu Xiuping Zhang You Li Dongdi Zhao Yongpeng Zhao Qiwen Zhan 
supported by the National Natural Science Foundation of China(NSFC)(62175245,62005066,61875045,62105345,62305220 and 92050202);Shanghai Sailing Program(21YF1453700 and 23YF1429300);Strategic Priority Research Program of Chinese Academy of Sciences(XDA25020302 and XDA25020104).
Extreme ultraviolet(EUV)light is difficult to focus due to strong absorption of most materials.Photon sieves(PS),rather than Fresnel zone plates(FZP),can focus EUV to smaller spot and suppress the higher orders of sec...
关键词:Extreme ultraviolet focusing Orbital angular momentum Photon sieves Coherent diffraction imaing 
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