FRACTAL

作品数:974被引量:1491H指数:15
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相关领域:理学更多>>
相关作者:李后强赵华明谢和平盛京邢修三更多>>
相关机构:中国科学院北京理工大学四川大学武汉大学更多>>
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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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ScatterX:A software for fast processing of high-throughput small-angle scattering data
《Chinese Physics B》2024年第12期114-126,共13页Fei Xie Mei Xie Baoyu Song Qiaoyu Guo Xuechen Jiao 
Project supported by School Project Cultivation Fund(Grant No.WK2310000101)。
Scattering experiments become increasingly popular in modern scientific research,including the areas of materials,biology,chemistry,physics,etc.Besides,various types of scattering facilities have been developed recent...
关键词:SCATTER FRACTAL correlation function HIGH-THROUGHPUT SVD 
Morphological analysis for thermodynamics of cavitation collapse near fractal solid wall
《Chinese Physics B》2024年第6期422-432,共11页单鸣雷 杨雨 阚雪芬 殷澄 韩庆邦 
supported by the National Natural Science Foundation of China (Grant Nos. 11874140 and 12174085);Basic Science (Natural Science) Research Project for the Universities of Jiangsu Province (Grant No. 23KJD140002);the Natural Science Foundation of Nantong (Grant No. JC2023081)。
A fractal geometric boundary with natural wall features is introduced into a hybrid lattice-Boltzmann-method(LBM)multiphase model. The physical model of cavitation bubble collapse near the irregular geometric wall is ...
关键词:lattice Boltzmann method cavitation bubble morphological analysis 
Experimental realization of fractal fretwork metasurface for sound anomalous modulation
《Chinese Physics B》2024年第5期473-478,共6页何佳杰 于书萌 江雪 他得安 
Project supported by the National Key Research and Development Program of China(Grant No.2022YFA1404500);the National Natural Science Foundation of China(Grant Nos.T2222024 and 12034005);the STCSM Science and Technology Innovation Plan of Shanghai Science and Technology Commission(Grant Nos.20ZR1404200 and 21JC1400300)。
Natural creatures and ancient cultures are full of potential sources to provide inspiration for applied sciences.Inspired by the fractal geometry in nature and the fretwork frame in ancient culture,here we design the ...
关键词:acoustic metasurface fractal geometry sound anomalous modulation 
Higher-order topological Anderson insulator on the Sierpiński lattice
《Chinese Physics B》2024年第1期218-222,共5页陈焕 刘峥嵘 陈锐 周斌 
the support of the National Natural Science Foundation of China (Grant No.12304195);the Chutian Scholars Program in Hubei Province;supported by the National Natural Science Foundation of China (Grant No.12074107);the program of outstanding young and middle-aged scientific and technological innovation team of colleges and universities in Hubei Province (Grant No.T2020001);the innovation group project of the Natural Science Foundation of Hubei Province of China (Grant No.2022CFA012);supported by the Postdoctoral Innovation Research Program in Hubei Province (Grant No.351342)。
Disorder effects on topological materials in integer dimensions have been extensively explored in recent years. However, its influence on topological systems in fractional dimensions remains unclear. Here, we investig...
关键词:fractal system topological insulator 
Design,fabrication and optimization of electromagnetic absorption metamaterials
《Chinese Physics B》2023年第9期1-14,共14页娄琦 张旭东 夏明岗 
the National Natural Science Foundation of China(Grant No.11774278);the Fundamental Research Funds for Central Universities(No.2012jdgz04)。
For decades,the rapid development of wireless communication has provided people a smarter way of living.However,a significant increase in electromagnetic pollution is an unavoidable consequence.Evading radar detection...
关键词:METAMATERIAL electromagnetic wave absorption fractal design 
Fractal microstructure of Ag film via plasma discharge as SERS substrates
《Chinese Physics B》2021年第12期479-483,共5页Xue-Fen Kan Cheng Yin Zhuang-Qi Cao Wei Su Ming-Lei Shan Xian-Ping Wang 
Project supported by the National Natural Science Foundation of China(Grant Nos.11874140,12064017,and 61765008);the Science and Technology Project of Changzhou,China(Grant Nos.CJ20210130,CJ20190046,and CJ20200073);the Postgraduate Research and Practice Innovation Program of Jiangsu Province,China(Grant Nos.B200203143 and KYCX200433)。
According to the atmospheric pressure plasma(APP)technology,we propose a rapid synthetic approach of the substrates for enhanced Raman spectroscopy.The plasma is used to modify and etch the surface of silver film,whic...
关键词:plasma discharge fractal microstructure surface-enhanced Raman scattering 
Fractal sorting vector-based least significant bit chaotic permutation for image encryption被引量:1
《Chinese Physics B》2021年第6期226-235,共10页Yong-Jin Xian Xing-Yuan Wang Ying-Qian Zhang Xiao-Yu Wang Xiao-Hui Du 
supported by the National Natural Science Foundation of China (Grant No. 61672124);the Password Theory Project of the 13th Five-Year Plan National Cryptography Development Fund,China (Grant No. MMJJ20170203);the Liaoning Provincial Science and Technology Innovation Leading Talents Program Project,China (Grant No. XLYC1802013);the Key Research and Development Projects of Liaoning Province,China (Grant No. 2019020105-JH2/103);the Jinan City 20-University Funding Projects for Introducing Innovation Team Program,China (Grant No. 2019GXRC031)。
The image's least significant bit(LSB) covers lots of the details that have been commonly used in image encryption analysis. The newly proposed fractal sorting vector(FSV) and FSV-based LSB chaotic permutation(FSV-LSB...
关键词:chaotic image encryption fractal sorting vector bit-level permutation FSV-based LSB chaotic permutation 
Numerical study on permeability characteristics of fractal porous media被引量:2
《Chinese Physics B》2020年第5期368-376,共9页Yongping Huang Feng Yao Bo Zhou Chengbin Zhang 
Project supported by the National Natural Science Foundation of China(Grant Nos.51776037 and 51806147);Natural Science Foundation of Jiangsu Province,China(Grant No.BK20170082).
The fractal Brownian motion is utilized to describe pore structures in porous media. A numerical model of laminar flow in porous media is developed, and the flow characteristics are comprehensively analyzed and compar...
关键词:SEEPAGE fractal Brownian motion porous media fractal dimension 
Dynamical response of a neuron–astrocyte coupling system under electromagnetic induction and external stimulation被引量:1
《Chinese Physics B》2020年第3期126-136,共11页Zhi-Xuan Yuan Pei-Hua Feng Meng-Meng Du Ying Wu 
Project supported by the National Natural Science Foundation of China(Grant No.11772242);China Postdoctoral Science Foundation(Grant No.2018M631140)。
Previous studies have observed that electromagnetic induction can seriously affect the electrophysiological activity of the nervous system. Considering the role of astrocytes in regulating neural firing, we studied a ...
关键词:delay FRACTAL BISTABILITY electromagnetic INDUCTION 
Study on the phase transition of the fractal scale-free networks
《Chinese Physics B》2018年第10期512-517,共6页Qing-Kuan Meng Dong-Tai Feng Yu-Ping Sun Ai-Ping Zhou Yan Sun Shu-Gang Tan Xu-Tuan Gao 
Project supported by the Natural Science Foundation of Shandong Province,China(Grant No.ZR2014EL002)
Based on the Ising spin, the phase transition on fractal scale-free networks with tree-like skeletons is studied, where the loops are generated by local links. The degree distribution of the tree-like skeleton satisfi...
关键词:fractal scale-free network phase transition RENORMALIZATION 
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