CINXE.COM

<!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="120"></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: 'non-interactive',cRay: '91798b58bc0d37b5',cH: 'm8MPyxrM7JVFZ7LvnBAg_Sawvnv02rHvf044gjb833Y-1740505895-1.2.1.1-HtaGzOz.pVlceNvhqXW0j6tjkp96aTTVxfG3dV9JNI3UDpHmAU.zazxdSoBg2yRp',cUPMDTk: "\/abstracts\/55798.pdf?__cf_chl_tk=g8wjPUiQHmg23FvNWp2AYJCAVADO6ox2ky4gUFA_jOE-1740505895-1.0.1.1-6Xtc66Q.hR91.ZZBgcVRehGQlBv7aO3mLOcpIUvAll0",cFPWv: 'b',cITimeS: '1740505895',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/55798.pdf?__cf_chl_f_tk=g8wjPUiQHmg23FvNWp2AYJCAVADO6ox2ky4gUFA_jOE-1740505895-1.0.1.1-6Xtc66Q.hR91.ZZBgcVRehGQlBv7aO3mLOcpIUvAll0",md: "4fF0QcMPTU_UKmfJqghFIPs.eY.V91I1pvE3deC2cRk-1740505895-1.2.1.1-wkl4na3hhtPOxcLwnjscTj4Nq5xtZ.10PHV8J6_DSWiMAb9SDlzl7VWlVNWQcX2n6jxghAcHR.MG1M9FKuqMTTOBUNVKBJoMUbxXBM.1pqOFeSRq0bug89CLmPgZDsJJp3MTkVlSL_F3Bn6o1QL24yqtQ9kNYy2YcrNpVuXCfFYY9hEeQmuLYDQoYWTaXCrGGVqCF.NvuwyIcGlyJyf32iYGc_DwPBipSCvbz0Mmc_W2HjBa6aKR7O0ScFHxNHxmmvzbER7B_6pZUpEY6fMuiymIqNV5stm_RlG2KaMRY2INDPLAH5R7udRX1LCV7C9Kgv_pmy6TKArzSnG4m7ZcRcsVwUTYFbWLtlzHusOFTblvfTgUCNj__1PE0vl3mVxZfRdJ2YhYySFCKs0Tcjrlfu_LFQOdnPZ9pMD5t.y4tr.6wMSSHoMbxK464uTB3JaqtpqZvqIkCRESaNfRRAE_y3a0Jv1kr2PGrKrWf5myIMjdUxXBDsrH9RiT6nM78lIhoA6lyIGgjumL1UnG1F95FWtf0cmGJE.Z9Q91AtQJzMZBjO_IgN.ITLYAtpkXfWWNpa4Qgi2IgRWYDILnGfXrb5BHBtRfdN8ntfftUO3f4Q3UpddJzb4ACWghUfHuiS5JBjEz1vX3G0Dz.PFARuHi_NnHsqinmN4AFjM4kk8gtgGCXmQIhf7vqzNpmYGuUb2HX_D9coQpgP5pmUYRyD66kEx3Zt7oX3RilT5zG6ZkeNfuomG5g_GBD6iyc4cvesy5pBR7AHyhWJUBSWNbbjRvkstId3lGbm4x_GcxWGvBk7doWDnFTZBvgF.gxTOsWnki.kv4j2uJRqQ5OzNFkCuLZbs97Qi68T.pORdEYIqizUeO4SxzY7p68JxJYmg7sp3DfLEhScw1AFPT_Ps.qHPHNLQFx.Ye4JHiVf.XepZAyWICkaq.X0rNNDr5tSv1xDDfI2SlX4mUCzd1Eom0iWgcDb5AxmwOoJQLcsGohYNiixRfk.V.4FOkCliXrXOo6fR_gP.TmYRfHqHXy905JN.lz1Kg3LYAAGWOuyFEznSyKl5ZnLp2T1_FfFguVVVyxUUJPUNBBs_eyNcoBfxCn1qesssrTuZKPrRSx.YFEnleev8vTOTwgHs5EA4isaO27KjhYMc5hlg0YyCM_TwJmqDihtfD9jl3DrCpdVlMFqqZZAb6s_7o90imiTUDHble902pfjNWF0aDFrDlYeybZ2uE.fl2blgKTrSGrWvxq2iyyhKAFJhll2uCy4HILUKy75Ck8v5XTB9Fx1Ho2EW_sYa9w.zz1TKqJdPVoEvSOVfMRP7QZFQ3GtvyPVSQc5VwzbPDGjD_VVCMjCUU1WLT4BFVvk5pSbkDQIHwXL.Ayy1ptkxPkAnm4nsuF0yh9LWnYyxX_NoevwKaLr50CofXfbosYnxYwkBVDR082uHtdY05DwQg2nxfi4tFvPkhktloLs9GOFzklL0iePjy.VXZhAykSjYAbWsBQ2regf7mT2jQSMKFOU.yPpcAX0VjJFVPpz9M.Qtw937LGbiVtUqLzNM3taQCG4t8LzkF3S6HIJrd4bJ2ydpTbrlak00.Z0HIkYMm8J0uzhFRODGvxkJrDM_qqQcCGOlKDsRJJokPEo4TKStoXt2cAP078iuoNt49855RkYhis3Hc3lqix1SAAGIkBP_1HkiySbwYJFpAwjT.InVc37eglUITnKBRs2yYkB4uWyx1dYylyVlrf85ipjQdR90o38fEcq33B6gfozMVBwL67Xn3ZXgXOSi06BbEMwl0gxEtkeFcKiwUwpoSdpc6HDIT.GmM_U4vevhGh6uf4KVFe8zDAk9OtophOMJag.8tpu7M.ZR1P09n_o5EQcm5.aUWC_e73Qutlk5BXJsUu6nlalKnPXyiD.uyBC5JDI8w",mdrd: "WdjKo2D7TblU4LeDBbxfK2IBP77Vp.hLhxxA6tjeSwk-1740505895-1.2.1.1-mGrRxiZrvjGF69WmfCNdmwAG3YvTjpQRKCK8zb.Ff8qH7zFQVWJskdUI9uxEM_GKtbI_JPM8pUVTXlIHhZSj8jiSG2cTOT1HsS36yx_6FoH_hsY..gLvjjAJKCXOz.6eYnvSbmBTW_IJxCdVuiaoGwO5ZngU0YW9ckyoJ.KhSqE72UHv1ccFjPe6HLCLuY6.1db_se53fEmZvtBsGvDurlXZ3SoXdSPIq2vhldXQosizYkY3G2OV_9xcoCZbyv7OWmSNSNn7isgmnduLJS3cY25eXrS1eHIVZzqkA7RKl61Kv6i79OQv2YJmnUxy7UufwBiGd1d4vCPTelNALx_vGEG.WxPNhXtDhQA0Sk394CCF2RNHa290_l35Jw0xU2IoFdg68MO6h5q0Pz1te3eJ1Z4pfAIyOdmaoLIJ2jRg7hzVZpI_bPia7T1HdGd1QDlrs1hGgymkXg0MLbauWEEdiseoqEuXCRoqe7W4h5brjFJ2bBSbC6h4zHoAuPozo4WEBJmHftgZCcIZGxbF0DrXrUV68vmXRTpdxCrr0JOV3ChneH48aSuZbeWwf49SvD6qvh_eYRyPWEWZ_vBVUxSWLFqQWQug3Ohs9nX406bvNfCM0ja9CsFys6MGunAY4130PyUtDNSEYeIugdgAITeqNZxXGAPomaIkGyCcdYeAYmo1PLw0YqFL48swKGPDo6HmX7XKJQ.mcaTTdiyskMtEUnt0OlV08fh0hf_No88OHt4CcpSgv_afWO_jaQ5EjBPxlISBF92fcBIQKbx9.6txTrfsrd4JTa7Z11srgqGfbbg75n6sJQa43F3SPz8SgJj3uIvUu6N1327.mHanqSGV.1sgvFfWVUP0iGCDnJVPHSVAe_Qe8iV57kHQmZj_IejpHfodM69s_t4TQTDgDvauAPsqELyv2C90icK35psU2pn30M63NNzA3t0efWv.DmQSuLkEjONn81y4G6bb9dtaq52VzltIEe1K7xu6ph1Aeh8AJAau_AGuBkHmxWOmtaOpU9nBiAYrL.HNU.dgCss.tnTCFx_WqT0aLSAlzhMSLkfrM0nGUxpyxp8NKi9z0c1TosV7mhwkiMDHGGvmGWAhiah4UgMu9UYocXkiJ6rO8uW04uICxNtl9hY3wRXxVNVLKvfnJ3UVL.ibqjdHasn5gnxX1zZT4aFuPY.sozItRe409YV0ANs6byb31KU_QquaEImeMyRG2KNxoXtIxxIMcGdltQqX8IZaFIjPPsRq4wvXPXDGkLPfvIbIuOl5zqBRoG9.7lEkUpBiqjQW1JODfPNqmYikcDcEhfgzijpDpoimMP9_.lDWk3BZQZpgK3CqdxpprQmSWa7dfIZGfxcTPqXsPlPIEHMsMp3DEGIETDVb2VnFzqnAoGvBeuIPmydP174S03wqRgGHqT013uTScjteA1s_DWqn3t8XK4zWzfZj_wEkPOqY62ArzBLUi8yMWmk4nq1NMkKHCTwkCyX7YxH5n6CMLbrKOUm5quRJuzRwcH4E21dGuRp8Yj4wNHg35QMNK7nK_HJIIhUMpi9iYAHo5rRLif3mtJDKs_rZOuN6UeqLxZpYpBrLpa9KVDgLOtwWp0J3Vs0btPwYJGSQtqXXFh1M4NyjMQphMwK4FMQI25sp0gntxRkZ83tNm99HnKLC1E83vAdbDNwfXrNMTRuxfKWr8qTpeBxrya_19mO8EQVaN.MW61iGaqRFaQ2sB.HQpyAL4NHP.7Hjm_d6r1.59Js1bvtaGjZQhEalHf0XPHlgiYawlq_YVY3kYBl1oIBoozypkD3MQ7s5uMcW1j0eXZtKpmjtAlqOhihMUOdDhXJcMvu49NROnRxqtVw2Ihb4g2T2Bj7MBkt4oHOcFuE2NLhbgLEtA_iXLrTSWAqpY6C07kXs8wYWU6kEC.xLrcZOs0ndjIXhtj2TfQs5p5usBc6N_Nslbqu5HptiDS4HGfqnAeBcM7LbvoKWyCvLzoEjMaojtXUx6WeSfb8cjA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91798b58bc0d37b5';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, "\/abstracts\/55798.pdf?__cf_chl_rt_tk=g8wjPUiQHmg23FvNWp2AYJCAVADO6ox2ky4gUFA_jOE-1740505895-1.0.1.1-6Xtc66Q.hR91.ZZBgcVRehGQlBv7aO3mLOcpIUvAll0" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>