云南高校图书馆联盟文献共享服务平台- FRAGMENTATION

FRAGMENTATION: 作品数：459被引量：552H指数：11; 导出分析报告; 相关领域：理学更多>>; 相关作者：石建功再帕尔·阿不力孜梁峰何晓赵丽艳更多>>; 相关机构：华东师范大学对外经济贸易大学中国医学科学院北京协和医学院北京大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划山西省自然科学基金国家教育部博士点基金更多>>

Fluid evolution and fragmentation characteristics under high pressure water jet impact on thermal rock: 《International Journal of Mining Science and Technology》2025年第3期483-497,共15页Jianming Shangguan Zhaolong Ge Qinglin Deng Yuhuai Cui Zhi Yao; supported by National Natural Science Foundation of China (No.U23A20597);National Major Science and Technology Project of China (No.2024ZD1003803);Chongqing Science Fund for Distinguished Young Scholars of Chongqing Municipality (No.CSTB2022NSCQ-JQX0028);Natural Science Foundation of Chongqing (No.CSTB2024NSCQ-MSX0503)。; In the application of high-pressure water jet assisted breaking of deep underground rock engineering,the influence mechanism of rock temperature on the rock fragmentation process under jet action is still unclear.Ther...; 关键词：Fluid evolution Fragmentation characteristics Fracture process Water jet Thermal rock

Non-Hermitian Skin Effects in Fragmented Hilbert Spaces of One-Dimensional Fermionic Lattices: 《Chinese Physics Letters》2025年第3期131-141,共11页Yi-An Wang Linhu Li; supported by the National Natural Science Foundation of China(Grant No.12474159);the Fundamental Research Funds for the Central University,Sun Yat-sen University(Grant No.24qnpy119);the China Postdoctoral Science Foundation(Grant No.2024T171067)。; We investigate distinct non-Hermitian skin effects(NHSEs)in real and Fock spaces induced by the interplay between the Hilbert space fragmentation and multiple non-Hermitian pumping channels.Using an extended Hatano–N...; 关键词：FRAGMENTATION FERMI loaded

Electronic Circular Dichroism Spectra Calculation Based on Generalized Energy-Based Fragmentation Approach: 《Chinese Journal of Chemical Physics》2025年第1期102-112,I0040-I0049,I0056,I0057,共23页Zhongye Wang Ziyi Lv Shuhua Li Wei Li; supported by the National Natural Science Foundation of China(No.22273038 and No.22033004).; Electronic circular dichroism(ECD)spectrum is an important tool for as-sessing molecular chirality.Tradition-al methods,like linear response time-dependent density functional theory(LR-TDDFT),predict ECD spectra well ...; 关键词：Generalized energy-based fragmentation approach Electronic circular dichro-ism Rotatory strength Chirality Localized excited state

Oxidative Degradation of Plastic Bottle Tops in an Arid, Terrestrial Environment—Identifying Oxidative Degradation by Infrared Spectroscopy: 《Journal of Environmental Protection》2025年第2期66-86,共21页Mahra Al Kaabi Vijo Poulose Thies Thiemann; This communication looks at the photo-oxidation of polythene and polypropylene plastic bottle tops that are placed on soil in a hot arid environment. The degree of oxidation of the plastic is monitored by FT-IR spectr...; 关键词：PLASTICS Polythene POLYPROPYLENE Plastic Bottle Tops FRAGMENTATION Microplastics Infrared Spectroscopy Oxidation Index

Updating the distribution of Nothofagus alessandrii:Impact of deforestation,fragmentation and connectivity: 《Forest Ecosystems》2025年第1期136-145,共10页Antonio M.Cabrera-Ariza Carlos A.Rivas Miguel Aguilera-Peralta Rafael M.Navarro-Cerrillo Romulo Santelices-Moya; funded by Universidad Cato lica del Maule;Proyectos de Investigacio n con Financiamiento Interno 2022 línea Fortalecimiento Fondecyt Regular。; Nothofagus alessandrii forests in the Mediterranean region of Chile face significant threats from deforestation,fragmentation,wildfires,and climate change.This study investigated the temporal and spatial dynamics of N...; 关键词：Ruil Endangered species Red list IUCN Conservation biology

Systematic studies of odd-even staggering in isotopic cross sections with new difference formulas: 《Chinese Physics C》2025年第2期147-153,共7页Bo Mei Yu-Tian Guan Ning-Xin Zeng Tian-Jun Yu Jia-Jun Tu Zi-Ying Mai Hao-Tian Ma Ruo-Ya Li Yu-Hao Pan; Supported by the National Natural Science Foundation of China(12005314);the SYSU 100 Top Talents Program,and the Major Project of Basic and Applied Basic Research of Guangdong Province,China(2021B0301030006)。; Although a 3rd-order difference formula has often been employed to investigate the odd-even staggering(OES)in experimental cross sections,other formulas can also be very useful.In this work,three formulas,the 2nd,4th,...; 关键词：fragmentation and spallation reactions isotopic cross sections odd-even staggering

Resource Optimization in Elastic Optical Networks Using Threshold-Based Routing and Fragmentation-Aware Spectrum Allocation: 《Open Journal of Applied Sciences》2025年第1期168-186,共19页Kamagaté Beman Hamidja Kanga Koffi Coulibaly Kpinan Tiekoura Konaté Adama Michel Babri; This paper proposes an efficient strategy for resource utilization in Elastic Optical Networks (EONs) to minimize spectrum fragmentation and reduce connection blocking probability during Routing and Spectrum Allocatio...; 关键词：Elastic Optical Networks (EONs) Spectrum Fragmentation Routing and Spectrum Allocation (RSA) Connection Rerouting HEURISTIC

Vector meson’s spin alignments in high energy reactions: 《Science China(Physics,Mechanics & Astronomy)》2025年第1期1-16,共16页Jin-Hui Chen Zuo-Tang Liang Yu-Gang Ma Xin-Li Sheng Qun Wang; supported in part by the National Key Research and Development Program of China(Grant No.2022YFA1604900);the National Natural Science Foundation of China(Grant Nos.12025501,11890710,11890713,11890714,12147101,and 12135011);the Strategic Priority Research Program of the Chinese Academy of Sciences(CAS)(Grant No.XDB34030102);the Natural Science Foundation of Shandong Province。; The global spin alignment of vector mesons has been observed by the STAR collaboration at the Relativistic Heavy Ion Collider(RHIC)at Brookhaven National Laboratory(BNL).It provides a unique opportunity to probe the c...; 关键词：vector meson spin alignment global polarization relativistic heavy ion collisions FRAGMENTATION

Role of Stretching-induced Crystallization on Mesoscale Morphology Transition of UHMWPE during Hot Stretching: 《Chinese Journal of Polymer Science》2025年第1期188-198,I0013,共12页Kai Huang Jia-Jia Mo Wen-Jing Shi Shi-Tong Wang Hong-Hui Shi Chun-Guang Shao Chun-Tai Liu Bao-Bao Chang; supported by the National Natural Science Foundation of China(Nos.52003249,12072325 and 52273027);the Natural Science Foundation of Henan(No.242300421236).; In this work,a morphology transition mode is revealed in ultra-high molecular weight polyethylene(UHMWPE)when stretching at 120℃:moving from the slightly deformed region to the necked region,the morphology transfers ...; 关键词：UHMWPE Stretching induced crystallization Lamellae fragmentation Mesoscale structural transition

Radical dehydroxymethylative fluorination of aliphatic primary alcohols and diverse functionalization ofα-fluoroimides via BF_(3)·OEt_(2)-catalyzed C-F bond activation: 《Chinese Chemical Letters》2025年第1期239-243,共5页Peng Wang Jianjun Wang Ni Song Xin Zhou Ming Li; financial support from the Marine S&T Fund of Shandong Province for Pilot National Laboratory for Marine Science and Technology(Qingdao)(No.2022QNLM030003-2);the National Natural Science Foundation of China(No.21977088);the National Natural Science Foundation of China-Shandong Joint Fund(No.U1906213)。; Ag_(2)CO_(3)-promoted dehydroxymethylative fluorination of aliphatic alcohols has been achieved with Selectfluor as both oxidant and fluorine source.The reaction involvesβ-fragmentation of primary alkoxy radicals,fol...; 关键词：Dehydroxymethylative fluorination Alkoxy radicals β-Fragmentation Silver catalysis C-F Bond activation

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