This paper describes an investigation in the fabric longi-tudinal compressibility of thirty-one suiting and trouse-ring materials using a newly developed device attached to the advanced Instron extensometer Model4466....This paper describes an investigation in the fabric longi-tudinal compressibility of thirty-one suiting and trouse-ring materials using a newly developed device attached to the advanced Instron extensometer Model4466.The at-tachment was designed mainly to ensure a correct align-meat of fabric plane at the start of compression.Usingthe newly developed testing method,fabric longitudinalcompression curve was obtained and the results of longi-tudinal compressibility measured by two different com-pression load ranges(from 0 to 0.5 N/m width and 0 to1 N/m width)were examined.In addition,their rela-tionships with the fabric low-stress mechanical proper-ties measured by the KES-F system were investigatedusing statistical analysis.The results clearly indicatedthat significant differences existed when substituting fab-ric longitudinal compressibility with fabric extensibilitymeasured using the KES-F system under a low-load.Significant infiuence of yarn rotational movement in fab-ric on the longitudinal展开更多
In this study,we present a comprehensive analysis of an unidentified pointlike ultra-high-energy(UHE)g-ray source,designated as 1LHAASO J1740+0948u,situated in the vicinity of the middle-aged pulsar PSR J1740+1000.The...In this study,we present a comprehensive analysis of an unidentified pointlike ultra-high-energy(UHE)g-ray source,designated as 1LHAASO J1740+0948u,situated in the vicinity of the middle-aged pulsar PSR J1740+1000.The detection significance reached 17.1 s(9.4 s)above 25 TeV(100 TeV).展开更多
文摘This paper describes an investigation in the fabric longi-tudinal compressibility of thirty-one suiting and trouse-ring materials using a newly developed device attached to the advanced Instron extensometer Model4466.The at-tachment was designed mainly to ensure a correct align-meat of fabric plane at the start of compression.Usingthe newly developed testing method,fabric longitudinalcompression curve was obtained and the results of longi-tudinal compressibility measured by two different com-pression load ranges(from 0 to 0.5 N/m width and 0 to1 N/m width)were examined.In addition,their rela-tionships with the fabric low-stress mechanical proper-ties measured by the KES-F system were investigatedusing statistical analysis.The results clearly indicatedthat significant differences existed when substituting fab-ric longitudinal compressibility with fabric extensibilitymeasured using the KES-F system under a low-load.Significant infiuence of yarn rotational movement in fab-ric on the longitudinal
基金supported by the following grants:the National Natural Science Foundation of China nos.12393851,12393852,12393853,12393854,12205314,12105301,12305120,12261160362,12105294,U1931201,12375107,and 12173039the Department of Science and Technology of Sichuan Province,China,no.24NSFSC2319+1 种基金the Project for Young Scientists in Basic Research of Chinese Academy of Sciences no.YSBR-061the NSRF in Thailand via the Program Management Unit for Human Resources and Institutional Development,Research and Innovation(B39G670013).
文摘In this study,we present a comprehensive analysis of an unidentified pointlike ultra-high-energy(UHE)g-ray source,designated as 1LHAASO J1740+0948u,situated in the vicinity of the middle-aged pulsar PSR J1740+1000.The detection significance reached 17.1 s(9.4 s)above 25 TeV(100 TeV).
