CINXE.COM
Just a moment...
<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="390"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "publications.waset.org",cType: 'managed',cRay: '919978c0fc84a8c9',cH: 'ggvswNWNkMI2UyyWevCPnOyTvNPI3IYkeZEgf34IUvU-1740840678-1.2.1.1-mLCALwkC7MWJ1kPuGw3pg_LUIVM2X05ksaJK0_pMZJtUZdJ_yokWmfq5d4X5165N',cUPMDTk: "\/search?q=Jian%20Zheng&__cf_chl_tk=FGyzUjrIuietqEvSFLpYVsq4GrGwpi3KlHTUVBgCMV0-1740840678-1.0.1.1-GsrqxSAnz1YJK9XIs8lz22OIddqc3bdTTOhXlbpXsb0",cFPWv: 'b',cITimeS: '1740840678',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/search?q=Jian%20Zheng&__cf_chl_f_tk=FGyzUjrIuietqEvSFLpYVsq4GrGwpi3KlHTUVBgCMV0-1740840678-1.0.1.1-GsrqxSAnz1YJK9XIs8lz22OIddqc3bdTTOhXlbpXsb0",md: "dnteVeH1hsk1Xs0JW0XV3pkq83TYcfQiWlH3vS.8T2w-1740840678-1.2.1.1-3.JWlUHg2onvMvHY4IS4Q.NyZltJm2yuORxRLI82AOB7h.1tVbNeY6YUicLfrsI9uJ.yEz_NzgGNHM387pT.nJ7DKO97mjI4gitFHbyo_Yck5HEIKIsRn9qdmqW.zJdE_uKDmntCDY71nQC1j1NMmgKg32CgV0Fks99G084bnYiOO97LY2P.IALGpvHRau2hkFVlqwoNqNsQsAM.1l3iII5oVOZRxNghLFjxWPwydkXhU1zglDsp_ayAZG08lw64_HmrS1IahqHDwvemP9N_8r__gnvekLM.bHVjKF8ekTbUVNun4xdA.3PoPr1sVV9j8vckYtAuvORpLypPh7nG_5oJ3RI3RdByI7LAXy4OxHUDTIEPITPH26xoFZtmfZHAbnvoAZ8G8vbLnMJJJyxVsVzOm9c8Ya04be_E2iL13iTBmhwTRuTfNM5BS46_tLVacVtR7clZXD.Ta.in7.wws.JDzc2R7EBQYAO_E4Is8wAuNBaV3zQPv9o666lUot4kTJ2fS6g5PeNKtGP3N5OFDWjtw_LCTYG.aYlC_0yFh.byPnQO8G3tRDkJfc56yadyv7vsAzvHdqpVqwGtf4GWNA07Tr0keIEAkEDifILUM5XSocnX6Ajbe7FHifbAOWeQe.MwlLErwQ0q3cnHFLACxYeAiPQdiYldt3YhcgD7WoB1c4r1Su1cInHLctn.twVoMg15J_8rt6aUfVyMDZiqRn.hCXLE8HWXbMlo3IiTgTzqrjmYjN7WQPDqNZz_jtVYZu7mlw5EyldmPFYN63lnTO3ZrUY_EcXmyH4ySNxwucdqgu1jssfOdLs4xp_ue7_uKNwxYRNpVLjR0Y0PLXbXBNrQBG_Kk5lmmeJBh3bbaoU4rbY0gGykqMUhi7PMwDbvPHFTEDwJJYohZmpcoYYUexkZxpV8cQvIJzcvZJ5lH2GwSDUQpxZINmIxAel0J33dH8DcGXmSpKg2toerPB0wW3b1oIxwYVR3QMFYhOo0D7tNIFFmHtm2S_DAwBh8RRjefuLABi8mJpF1x6yvF8nd9Cq6RaKjWtWm60vEU0Os2.e2UssP2ZDhJ9XKb50SdIYwguJASTbd7Fgntn6kTnMGEmHHZ5yqkRNc3CfW0B6rZSbX8FjTD6XnJdJG0qzTAL.vPcors1PP.f7cNWzME49Cfn50bZO7mMrlM3JxWE1Bc0Xxpy_ZlW7tIk0yxCbiZ1_sDvccyM33qMZxwRclP7F.kBbRDPu9cwA8QIlAh_ct9oY",mdrd: "2gsG_GP7jSxx4.6BJWLG2LHOhjB3bLaLOsHgS.9zHdI-1740840678-1.2.1.1-wZzYU86WP9P5jLcr0QqYssKtmNGvmi45a8YJ5Wibm81yqaGw12KF0fBmhIG33arLSAS62SbdcdyMMqpe.dG4fFxpb0sIwpvzOMZFHLW81IsosfW_3efd1816l38iDRbpmatKNMYND2kDO2CX5J8fEaoGCf4qS4iNoNEZnL0GrTECW_9L8.DYV.SvwBeUZfMjW_77HtpIJALn48dcEDNGu9SYFrhfJ5C4uuJmW4kqG6eBjHLP4DLIAZGZ6K4CNm7BSvDn344fvBJsFBJsAs9gJkzp2ziBTE1vuSq3Br1nzC9ncpwkhVwsN9JHfFFP0JGP2x4qM9Ck0TS6ZqPHm7n.MrmRyeOrpDDT6Jr.Fi_LCfNbXz5rGnft5qksBupKIYeJV9IBRQHxvXWCNAQAcHDcntXMHo7onfBTVLXBdV_KY4UfR_rVIWdN2uTrHQx67yOMM0E5jpSyT5J1163G7cOgAUuReTVbn04sE7CD34ftaa_FiL9diwwgltQnKBwjyJ8_vtvunb7gRtzspk26zxiuRij0fCIcdwU73IqFukpQaVb60BeDXBcvidW_fHL_bDUUffpkdloWBnOb55XGKH6hAlNjrdVVYKSBB7Emfx2_nYjS7.t9NDe.sZR6H8IJ7md9hcB0qIPOBKeeOGGNubpv8vzFKlPghFEcSWuKGzvrk..35uQunu1omK7Ihgf7MZBL5vq.Xdan73C0FGIVFmklPXwZQibzQdLwMrBdo3RAGxj5H7bWoBK29kPTowDajU4R6JDwJKZi2EnFDSx0s4xfonumi2350s6B4V3wtUZ0VyqP2tS_sDWxtgMvRrgRdfHbz2O.BpXdo1kF56G5lKYLh46HJDQPAxTs3kbHA9TI1OAHtAJnsTVj6UsYS4lSISS_Nrg_ZCipw8tiRX4YBrhn.iBOBPbhyhCH853rdVuJMtonQJDp8zqm7tMnjnJMfSm_HvKC4BJBU3UbZGnYy3x01ldzEtUJa0aTU_MtkQLMADS7pU1Oq3vTMrRlW9_zI7PHiA6uZRqGNQLsJPD9yGKS4oU6WUOxcmT2EVAMjU2F6_5OljffMtyrqD3M2l8vySJ9DzF7iXOhaevq2efYW.sVpB3oHqYzUBo9VGJOytttT7hRHPvbqgtTOatg168keIpnRWx_fj_RApataLu5WBfBlmBQYDhulL03VVuFjFykyYLNf95Ow9sGfVSMHG58LrfV9.oJFmDK43WhQopZOSIsqdgXAm9BX8ekRKa7qiVuzSyHBvVfg.p6f4UvliGY.irpb03E.TBzQaI.7Ygj1g2y5nBLcBNe6x7oZgeMifPPnXIi5_haaHg7.NBGcfSH6shDyjiETbzJxs9zDD50xWA_I8j32NyLc_hqVL_Fi5Q9pRJknhAdr3yQeQV1ABFWBso3aU2pofP3xtMHN10aiYttNYekfdxFTzVzrVyUr5uyoFLQnWprVAigJVpT28Eb_TYgicbMHVoPs0dBk8AIepftlVOc_Q.hX2s5dAHdi0vcNAiaxb2sHaq6sd1rA9RLXFqLedKGR9UA_4HR3N9o387srMVUMqKoddeb3ZCwy0Brd9s0.v0AWjkp1Dx4IG5mjNTmgsnwVFzLB0eIdiY9dt00Q4W_mat1kRKmK2wOmnakmsumDV4ga7J5Dm9AHVF8RhdKhL0yK0OvrkR4c7NRjjIrc9.TB_sTj.3WftUttcCVjXSLz0lZQSUyFnHtrx4NvICnqLyOEzsJWKOMMRaHiU3vx5MQeo_otCk8wfakISSbA9JfoM84EKx7Q71tx76N3zPqjXwCCp6bwRePZkwwav7i3oJyGVmz8.9vbyr.5DotTwF1zMIHaXzKcKcxJSoHg6pLMtT4righkIErpN.HFUrL2d7QyTl2PxNUShsxlgEm8OnXyB5rqXkGX545S7ZeE0PN4Vbs8xRt8zektQakU8Xk40yrNjHkFLCKJ4_RWF1JryTfVibRp5SrT6oeFPZ0SkO2"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=919978c0fc84a8c9';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/search?q=Jian%20Zheng&__cf_chl_rt_tk=FGyzUjrIuietqEvSFLpYVsq4GrGwpi3KlHTUVBgCMV0-1740840678-1.0.1.1-GsrqxSAnz1YJK9XIs8lz22OIddqc3bdTTOhXlbpXsb0" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>