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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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: '912d3642fd62406a',cH: '7RX4VoKgxqPjaVGev_uNBaT2tm8y4GMDWzqVd7ZbvQI-1739705492-1.2.1.1-IIoLY4Wpgqe9nLMTRGHvEntaRnQSyQJh9ES_45OwSDZB1ndLeZr7rdTZgDJ_mJNC',cUPMDTk: "\/abstracts\/13883.pdf?__cf_chl_tk=Bp_GdtS0Tpp2TV.Bo6c9N0Qy8EjEpSY.vi8UtglhSqY-1739705492-1.0.1.1-ejFvQQLFN_nPVfnvzQkT09QkWOuWU0WcSwVP3xmTk_s",cFPWv: 'b',cITimeS: '1739705492',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/13883.pdf?__cf_chl_f_tk=Bp_GdtS0Tpp2TV.Bo6c9N0Qy8EjEpSY.vi8UtglhSqY-1739705492-1.0.1.1-ejFvQQLFN_nPVfnvzQkT09QkWOuWU0WcSwVP3xmTk_s",md: "V.xIin3IiHYBTh0TWUcPU3DYyI8vIjE_DhEJZvcdY_0-1739705492-1.2.1.1-ByEfD.85rqgvXWexON0SI7xF86FNVrt5hGYm5VWIGeTiueAWtTplyODpPmIocTS5KbAvC6Mp1t_PcjjopToS7RatDIy.p_x6Lh68toD2kwuq5_7K5SQuRpsyAk1Xk5fzGzupI4wVUJt25IZGWuGQ8CQDUcDlZ6ZZ32nAv08axch6NgK6HBf2teE1meB1DDfh6GMfy0_0Ff_VickiRVqUXilu.ej.GKG.k.lis8tidPkHnI88IGYgiBTj6ZPxUHDLhG21fsTL3SIrXmIA9fSPS3Lx3h0RQG3F6v1qYMQYFrHQCiqzcOfjcDu57D4LIR5iV2IRSPzMg5vGba30TOP4iF16Py5reyMuNeK8BUw2Vmhdog21m9v4h4VoFm5MkVD1Ozvo1mTpVbTkyMT_1CMyGPoTg58D7cZt3bD12IjV73qeeTeGrn20sfgB7_HHVnz1xqvmMhU_qTQ5IKb8sRGrTH_ZgQxwE_.2uUBvy.NkpuUTai1akDkhtBWLq6xLxXghR34gi8dYwRHYs0xPrCEYj1Yj1Cu5M25ac4wAg_QyBDF1CS2Lx3cLYgfkELFpce49264uQFC1b9EIzJuHJ1Gr6Jc5WTyyOeIEu0mFDMqpjdLdwEn1Dc8q6tVBATo8lr4PgkAUX94aWL.KDCEkw46HhMTg9OuYllVpUwFds0H2sGenDraLgX2liiy.xRfHMspPjvOaf9TgAjKWW5fxjmG2LGNihzg.jQhtI3ZbMw06tH3SXgSyXukzNppi.Ke85G1iE2vrKJlX6FO0eIDhx.brqaCyLN5pf0JOrNmel3VNSkAThdMIhDxP6W_GiAA3FKAKQqzIsOOMSMK3bc.di2J78RTyFasXujLRgi5gwN52AMX5N8fzuyJFV9ts5kvytUzHNPvYvucthlsGn3PzL8wyRoFdqPS88xHEZDJ0kvbi4e4kkamT0ilabQvWmEN9fT3imMLYkjm7JqoBv.4ofWX7uRsgloljSQebEUsJRTNaMo4bUaNqpZEkH7eUwXK39A.lb17_lq9XltUUz4p73ln70N7bAaWeH2Nj6pT0rndBJG1OYwlL6v1QVyASLjzHb2kLYVYKIzKOOZvI3D.aQNw91PHwt1218TDJ0jHnaVvHjM3SZdmmcbT3UIx7p9MrJsDi8.xnQZrjoocPKcaRmJ3pKMaP4cTTLYHPe86G7yAMOUzoFE6gpbg.H8T01xhSGTGIQfQnuCxJlsbpKQGzF.OvAR8JCNCJbH3fwValSLDbqn4RyAOxa0_l_srhA2rGXauTAVC3ID3mK_615JZMpACQy9hiv0UO55D.Vb_35stSHOZkN7eGITCOG7Kh89NW5ZzvA5nZ7LWmerkc_UdBZiEn.PbB7uZFbDkmmEpAwgWiNCX5YXHLPw1Y0PfLYU3gx8QZJIeFtNwdiZ3atB5coeTz4tUnqoe.wJzC4kWxQvIzTH4wi9scTeK1Ygb23Ac5SnBXsu661Q_PxtfQatTH3rpAxNt_nJmdx5YQJ7ur.mDba2h_ICBQ97xeRUPhLGNNrUSpnhKep05wT8.LGhC3Je1n56ZMx9dHuZfgMWZYLLDM8TCVTl7_R0D4kuIORdNmk9Ja4jPPGVtivr79r2SYCH8JevKbQI.KTcVx7QhQ_0K3T9EcnpffRZgOyiLVrDYMb0RY1q9wu35OLCW7.4sRT8vPqYaWTEhQ.n.k7el2TipkEf8F5hlz1kieSwIabTmrkjqyTrt_VsslmnYJcg.97JQgAXi7S.jRFv_9zNgX7B4ckcE9KGgzryc_ZwcxGVbHj9oP.x64uEAB0M1YN390ENEksjJVh9uuFPbDmpwF7K6F_bOIDYx1E2HLEIg4Bdt0GD5_Gp4AC_PuWF9UKhXEI28GFqmD2KE1oEDXn_4PQAeyV.iMRcVSPJmTNwCAMPIUjCuI",mdrd: "yvjeMkNj3d3ytIQdj5F4tKSAKT96Lf7ICQuRMHmkgzw-1739705492-1.2.1.1-fl1eSetAdZUWEP72wTQwT42D_khTVRBdDt9sNtDQn8YlhCc0yUxpP9e4bccCZaO.xsS55rzOfYBz.FP6Cx5Q57h8qOuy28D0FQlN9DkEb2hAOumlpZ.oykwuUO9eHEeNyt7v6ONTlGQ5nLxdtfivwyC4E4XGZpFrjwgHc.ea5dZYNv5hSSeF2.nhCcgiQtOcBHpkcLQ3fgEwusDr4CYoR9YrC1Jvm3DrpPy1zeLPE8pKCvcqiku.9w_pvyJeZfVKx7jKY1jBtNdFMjLmBJ7tP5gV_7x6PzgYFdv2M28XBzgGwO2GoFSBdEFEe.6GKHf.ZHhLhHrRdKUQmA4ruvQ5fFDardoT9zjTWyVBEXBUuatdhN0PHTIFajEJgB7WCsrtd4PaignIM9fcwAyXjpJ8JMkqnXn_vbyZpjiA7dYyzA79J1ApXrPvEbPjopTY844qmHXAvcXvbIW2vDipGJhqwcv.kwQPrJyaQfbQK5qIMPpuBrKO8pWsx26bkMbEhhpouGJtNHmR3.vCvRE13UI_YwXkxhXAxpwQJl0EPwyWix8eo7yFdhBC2G5VZPF7l4aJe3vLbSn3H6kobJ6wrOISqF3CQlzAmen2h2mQ0NWbueRjKay2UgkVjdut2hh7SKh_s.Z3lfq8znEYGeXFdxn2gIUHsLhh_sout9iJGmN5OOpHcGEFlhFzuJfrACrqPLt4KePSSzECSyDRJ3IarvNjen07Dw76YWQKzdcyfc9Xf0ORB9Zf8aY0f1OExb5qg_A4iBDhm4jK2qU04aasjbqasGy0ghlFusrpycLZ_Zwf.1NIUxVaCvn8dvR_DAHaZpcFKlgyzpETgtSAO9Hi013BMmh_oelEEA1Xiad_eJcanhn2YCNt9vFQ0ixqilSHetkT8wdZ3YVzKfVNfaGzIkdTaXnDlRmr56c_LrpG63vaF0yaFa9ZDC37J3DCDvmmIQmNnG9Avj3ymnJjDkZLTILbL_EB8p61b7RkA_S3GbeuoYSMsNaN1Do3ZaSrJcKWfpuCUh11Jzie0sidaaJEzPIzBNP1hNVH0lm8ENqw7x.R6F5275XxaoUgXCqmuR4wfflnG1Z2dOu3IH9HmEQUzh9TNSJ2IEJto1JF6Kqv9olywHBfRuRmvKPzb9aHDhFy.2i0o_H5iMpJ_g1FKPoMPfwePtA.KzP2FJ8DkYXXS1N7u3D_.YZnOZplxpGsZxHivWeGiFhwJDJQ2Xrb6Epx7X52Kq0kfH0klgmPcz1Ou1_3my8Lo0.SqBixgLQG2dvLXqzR9fjqkXRICjQNTe0PhGH1mdngMsK4oJn6SAXUDsro8L699eh6myNCbQelsh6l2gAhGHFiOFq3nLCde5VeVY35ysSkyJzBaeyDrzKPGeTl7b.vsV9I5ufbbGMKmCpqqxsFRJvpznHLyp6KYZiFjWwXHmMGWFuKpkZqSE27CNk1yAF6batI4_9u_hy2XMJ4yoG.3uIGoJlsoJUGtcP7Kei.DlzHfO9xzzS9EG_rKBHTkU8h5BJxiop1oN2WM.cp4ESbm8jMlebfSwfo6wrmTXSKc6ONFMCdinvm0OuSlSv2SthKXGMcCr8EnGaEZ5mXfIWmyfd5VXlKgG3eYRJMrmR0Bn6lScqB.fb11h3D6B009a2ExRLkmmZ5Gz73XjgQLuYpEJVhlBebqZxgcf8JSsC4I6L40O52P025mrK3gfbeYcs37q6PHgNX6s4os8_LIX3O54xzRcp8ZtGAgBTOGIq.9os.is4T_reF6DAzEfNzrb.JvrniaY3WBZCrRtxQhdhL8zOdA.umxwY_NeUcPwo0i6NrE1gxllRKG7g8.r.dDh5.vl5Iv68UvqcIskCF0oUSPEu52mjHa7Bgeh1I0.maP7qzNe1ZzLX_s3PMFCP3T2T5L6.wFHrweZrzQiWu3CNLln4YqccO3YMSEQns3T5f3q7XjzaTU36453PTEuXfwOV9g__SJNraM7PzmJ7xFPKU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=912d3642fd62406a';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\/13883.pdf?__cf_chl_rt_tk=Bp_GdtS0Tpp2TV.Bo6c9N0Qy8EjEpSY.vi8UtglhSqY-1739705492-1.0.1.1-ejFvQQLFN_nPVfnvzQkT09QkWOuWU0WcSwVP3xmTk_s" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>