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作品数:136被引量:158H指数:5
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相关领域:电子电信理学更多>>
相关作者:何军张建中李世取张文英许成谦更多>>
相关机构:西安电子科技大学陕西师范大学郑州信息工程学院湘潭大学更多>>
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相关基金:国家自然科学基金陕西省自然科学基金国家重点基础研究发展计划国家密码发展基金更多>>
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A ComputationalModeling on Flow Bifurcation and Energy Distribution through a Loosely Bent Rectangular Duct with Vortex Structure
《Frontiers in Heat and Mass Transfer》2025年第1期249-278,共30页Rabindra NathMondal Giulio Lorenzini Sidhartha Bhowmick Sreedham Chandra Adhikari 
the financial support from Jagannath University
The present study investigates the non-isothermal flow and energy distribution through a loosely bent rectangular duct using a spectral-based numerical approach over a wide range of the Dean number 0
关键词:Bending duct steady solutions time-advancement energy distribution VORTEX 
瓦斯抽采SCMC-Bent基封孔水凝胶漏失特性及黏度演化机制
《煤炭科学技术》2024年第10期103-113,共11页王志明 冯涵坤 关坤 孙玉宁 刘志成 李刘申 
国家自然科学基金资助项目(52304083);河南省自然科学基金资助项目(232300420303);深井瓦斯抽采与围岩控制技术国家地方联合工程实验室开放基金资助项目(SJF2204)。
为实现瓦斯抽采钻孔漏气裂隙的有效动态封堵,防止负压驱动下浆液在裂隙中漏失,以羧甲基纤维素钠(SCMC)与钠基膨润土(Bent)为主料,通过引入系列添加剂制备了SCMC-Bent基封孔水凝胶,并测试了该水凝胶黏度的演化过程。然后通过开展负压作...
关键词:瓦斯抽采 封孔 裂隙封堵 水凝胶 黏度演化 浆液漏失 
几类高非线性度密码函数的构造
《西安电子科技大学学报》2023年第6期237-250,共14页刘欢 伍高飞 
陕西省自然科学基础研究计划(2021JQ-192);应用数学湖北省重点实验室(湖北大学)开放基金(HBAM202102)。
布尔函数在密码学中有着重要应用。Bent函数作为非线性度最大的布尔函数一直是对称密码学的热点研究对象。从频谱的角度来看,bent函数在Walsh-Hadamard变换下具有均匀频谱。Negabent函数是bent函数的推广,它在nega-Hadamard变换下具有...
关键词:布尔函数 广义negabent函数 广义BENT函数 nega-Hadamard bent-negabent函数 
一类布尔函数的研究被引量:1
《江苏师范大学学报(自然科学版)》2023年第2期47-50,共4页张婧婧 卓泽朋 陈国龙 
国家自然科学基金资助项目(60573026,10101008);淮北师范大学研究生创新基金项目(CX2023045)。
研究布尔函数的一类二次构造,此类构造是通过改造Carlet经典二次构造得到的.给出布尔函数的nega-Hadamard变换及此类二次构造是negabent函数的充分条件.
关键词:布尔函数 nega-Hadamard变换 negabent函数 bent-negabent函数 
Effect of die structure parameters on deformation behavior of bent tube in free bending process被引量:1
《Journal of Iron and Steel Research International》2023年第3期487-503,共17页Wei Wang Cheng Cheng Li Wan Jie Tao Xun-zhong Guo Chun-mei Liu 
The investigation was supported from the Opening Project of State Key Lab of Digital Manufacturing Equipment&Technology(No.DMETKF2021004);the National Natural Science Foundation of China(Nos.52105360,U1937206,and 52175328);2021 Jiangsu Shuangchuang Talent Program(JSSCBS20210157);Fundamental Research Funds for the Central Universities(No.NS2022061).
The bending section of tube between the bending die and the guider is in a less constrained state during the free bending process.The free bending dies have the important impact on the plastic deformation behavior and...
关键词:Free bending Die structure parameter Forming quality Numerical simulation TUBE 
A novel shape memory alloy actuated soft gripper imitated hand behavior被引量:1
《Frontiers of Mechanical Engineering》2022年第4期261-272,共12页Jie PAN Jingjun YU Xu PEI 
supported in part by the National Natural Science Foundation of China(Grant No.U1813221);the National Key R&D Program of China(Grant No.2019YFB1311200)。
The limited length shrinkage of shape memory alloy(SMA)wire seriously limits the motion range of SMA-based gripper.In this paper,a new soft finger without silicone gel was designed based on pre bent SMA wire,and the f...
关键词:shape memory alloy(SMA) pre bent wire GRIPPER grasping mode LIGHTWEIGHT 
Characterization and Properties of Bent-Negabent Functions被引量:2
《Chinese Journal of Electronics》2022年第4期786-792,共7页JIANG Niu ZHAO Min YANG Zhiyao ZHUO Zepeng CHEN Guolong 
supported by the Graduate Scientific Research Project of Anhui University(YJS20210464);the Key Research and Development Projects in Anhui Province(202004a05020043);the Natural Science Foundation of Anhui Higher Education Institutions of China(KJ2020ZD008);the Graduate Innovation Fund of Huaibei Normal University(yc2021022).
A further characterization of the bentnegabent functions is presented.Based on the concept of complete mapping polynomial,we provide a necessary and sufficient condition for a class of quadratic Boolean functions to b...
关键词:Boolean function Bent-negabent function Walsh-Hadamard transform Nega-Hadamard transform 
A New Cyrtodactylus Species(Reptila:Gekkonidae)from Nan Province,Northern Thailand
《Asian Herpetological Research》2022年第2期96-108,共13页Siriwadee CHOMDEJ Waranee PRADIT Parinya PAWANGKHANANT Chakkrapong KUENSAEN Apichaya PHUPANBAI Mali NAIDUANGCHAN Promporn PIBOON Korakot NGANVONGPANIT Zhiyong YUAN Yinpeng ZHANG Jing CHE Phuping SUCHARITAKUL Chatmongkon SUWANNAPOOM 
financially supported by the National Research Council of Thailand (167951);the Thailand Science Research and Innovation (TSRI) (DBG6180025);Chiang Mai University to Siriwadee CHOMDEJ;partially supported by the Thailand Science Research and Innovation fund and the University of Phayao (FF65-UoE003) to Chatmongkon SUWANNAPOOM;the International Partnership Program of Chinese Academy of Sciences (CAS) (152453KYSB20170033);Southeast Asia Biodiversity Research Institute,CAS (Y4ZK111B01: 2017CASSEABRIQG002) to Jing CHE;Excellence Center in Veterinary Bioscience to Korakot NGANVONGPANIT.
Here,a new species of bent-toed gecko,Cyrtodactylus phukhaensis sp.nov.,is described from Doi Phu Kha,Nan province,Thailand based on molecular and morphological evidence.A phylogeny based on NADH dehydrogenase subunit...
关键词:bent-toed gecko Cyrtodactylus wayakonei Cyrtodactylus chauquangensis KARYOTYPE PHYLOGENY TAXONOMY 
Investigation of the confinement of high energy non-neutral proton beam in a bent magnetic mirror
《Plasma Science and Technology》2022年第3期98-105,共8页Fangping WANG Heng ZHANG Sheng ZHANG Wenshan DUAN 
supported by National Natural Science Foundation of China(Nos.11965019,42004131)。
By using the particle-in-cell(PIC)simulation method,we studied how the proton beam is confined in a bent magnetic mirror.It is found that the loss rate of the charged particles in a bent mirror is less than that in th...
关键词:bent magnetic mirror proton beam particle-in-cell method 
Pressure-Induced Instability Characteristics of a Transient Flow and Energy Distribution through a Loosely Bent Square Duct
《Energy Engineering》2022年第1期429-451,共23页Sreedham Chandra Adhikari Ratan Kumar Chanda Sidhartha Bhowmick Rabindra Nath Mondal Suvash Chandra Saha 
Due to widespread applications of the bent ducts in engineering fields such as in chemical,mechanical,bio-mechanical and bio-medical engineering,scientists have paid considerable attention to invent new characteristic...
关键词:Square-shaped duct CURVATURE secondary flow energy distribution CHAOS 
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