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,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: '91350fae8b6dfd83',cH: 'eSjCVbY2d_guKVH8ErKlxJ7A6HSMhGqVGnN2prhhE6A-1739787798-1.2.1.1-ISsFwF15o2qMrfrg0JXZ.ayNehL_tEP1KjUASaL43qV9aLyrXjhBuBGwQGBCdAo6',cUPMDTk: "\/abstracts\/search?q=T.%20B.%20Tengen&__cf_chl_tk=vkqhaiKtwL2mHI9xIxxHx3KGXOplc3rjhPJfjtl3T1I-1739787798-1.0.1.1-awjN0T5iWG3K9W7QvRrtBAG1rz4KV1HaMhvdronc8us",cFPWv: 'b',cITimeS: '1739787798',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=T.%20B.%20Tengen&__cf_chl_f_tk=vkqhaiKtwL2mHI9xIxxHx3KGXOplc3rjhPJfjtl3T1I-1739787798-1.0.1.1-awjN0T5iWG3K9W7QvRrtBAG1rz4KV1HaMhvdronc8us",md: "ny3lvhB1eiP_sIsQZuHXLTZv4MZP.RG.9JwvyqjtsHE-1739787798-1.2.1.1-j7nw00aScgp6xJh5PGiq.FBD1Mxkofpa1Xldtl0ausicHgLP7yoQJQiqBYiG8CTqfXYOu3Q14U0oqFKZMAM0OnukbLXjwhEwB6dv0RuRxWDGAMxEuKbXKmCaoATUuLawx2NXadmp2ksg8TuW2gcDQ9LYw_mY8i2PQVWmF_9pe4_LX0wxOCmw8vefNb_E8hrZzA6R7NyoJBAV6TTXhtEGnk8M3PnUOyG5qF0_0QHfSLHKUr4IjHmZucCQ35cryBTww2n_D7HI4VXmkGREIGauLAePe4l6FZWV.FPa49I0xJ_fz_g37eb._Pb1qwG6R9cCZFKr_FyVDECQlcOgSyVWfRm5Tvj3IzFSRLOFEO4_6Un8ziF84Vgi.BW6UAMo_rU42zYEcEiiVifNFJL4uHXQQtUuxqpY69VboHOBq1_8OU8yDoNaFzcQXMboPgv1pkXuXOQE7vQy53zJo8BUWh1Tnn_uzJnYrLhkpGv_XznSGMUXXiafsGJflf2FB3vald_IemZ9bK_nkJjfe1ZDBn9O7PnOm0IgJ6zA3kaaRTLBZQ7pb6QoBHVIVoy_UKWezbrls8Bnc2TdMUsIhhZJy9sZqWvzRXyQQphBY1UePBOP.JXPj31erYE5kHl5KYFd7X0WAe5W5ZzIgWheg.jTKNrCO5BLJskfTLbPVXsRWSGz5j0dwMID1PMc.9ZjghpLpeXeCcaj1maShUf.KMPmmS4aVIXQFucNfFsb66o5v91H4kJD7DFNRw3l2smJiJhCI.gzvcKf_tKnt6tpuNgKzGXNSIdzOHkJhDn10RJMvvFL1_h8BsGNqDchvYDtgzcVmnYyPtQvvZ7HwIKjqj6cFqgRGUACjgTHwqNyZoYXDw6L5ov15QYme8EbH0NkZSTF1lhM19FV9uJK2T5DK7__tjBJgntBs6fqlVQPFLMaYrP9mGRSGJNItCyLHYkGN2H0SWVvbQqTNQK8nBu54MTg5_AnUo8xhiNfRmtlRqlvCtapcsfAi_lpsQU9E9QQZuhAZlMZmpuR6WsBRiAWMBHptTbZb.z7_ieOBmnByMekFK4jElTc0wEacFy1E8ZOFZqTwWkEItoU_UKacVqhTwV7FsdzuSyrgK1CUmZaOUgV6NxYqviNMSonId2Kq9cjK7I0nXiAZfiCAZW.LyDrPrClXq1NKmr93wZ1ckO6OT6P0CZp3D2nVwYCSez6V8Cf2V7KSsyXCXFV8LD1t402BuU_K.PvPNaVxiXD.dkvHnYyE8fI5TdDcrlL3cP7qhSCc8C0YoSmpzuqGJzJSaA6JriPi0JPQVKxhGaBtLlqv7_Ym_SrRF4YlhwE8WoXsjljqjmdYYhFCpGPJN9XEFqUIfR8SmBHVmheueIDsmYCPDvMbdI0FSc16oEPhCqyBVybkcyNdnSSK0An.lZxNNWjc8pfkAhzTEQIWBSPbdlMObLmcoEaOocGpZQG3VyvRPQbQxbmtJaPKmyggiyJuB.UYpUHW4G5QiRtwaQusuPRP7u1ht_Zw4q7IRrtk7yAU8VrDoLCpGe2hQrBfG5JWAIJbLFZ0Ep4WS.ZXIGbsCAJ.zT3Qz81p7I2CxFe1qFyXmBo6MAc14RWjGO8uQGTRJbVyRTv75c6TS8cDHFuvFHsMG3kaUVst4OuGFUe9SlczTPr9rJB5u8H0rAdP_Dv1ESZibNm14Xv6Lg4zAuYdGmgeMyaKheBzWQebTg_Bk8n8EKUW1azAP3G8HUukwnL5LvaMx1AU8VRnT40tBGGbqmCYb76E21lzeG4Fbe_L9V8bQp_SHH41yLBTkoVEImPgBfa.BSPGZhmzVxqoN_B2_qWOqD6K5jHRfvjDPa60ZsxnQd7SH7osOYHTdzUgalaOGgwrmPYtRPJihHqpHwz8fmfbXBzJh9XJO_EUgZutyYRR4uShviXPqAW1xjZ9niKZSZLJI2dtULYkjvtowMXqHNoI.z8hMeFfg8",mdrd: "dNs4fSG_0P2TCULfBjRqqBEa6gzfacTG7LC99XUfgG8-1739787798-1.2.1.1-H5GgsDGMNKcx.LIR2lCh1bel9UMU_gUqR7IsKW6zS6Z6F6oa3BkUDtyKCp72WC0AauKUHndZonM08fm7jcZXWZpSED8wI_4ejHoNRY3fLlw94dUM5wAzzDVzUPrklHP89SswlingukkbFtS3904pv6Nbt0oFY8XnIqnGBIbChlwbq5J886nNl2zOeaQqj9WND0_sNK.MGJz6TctWeRPE_TK2UTfJJSeNjx8DfmCpDhGpTrbEe7yjQSyT3sWjJbYixpVVj1TmdAeg1mi.obcUPLft1bKUNTqM5GLReg46nNz3PbHG.p4XZdpucV296GXvJ6T7yzL_.bSuFXErBaNQhbjqBhW7bYlv32oGIFcm7jepbs.gmk3xz5SVnXPwXgXuEiR9j0VqrVWYobpRZRhUV42zXs0qKHoFSz2wdqcTrH7jvd0YXcfM369CrotpC3F9yTB_ZO7ST68XPetojSMf_0YdNwDggOhxt0oM9l3vqkPNr8HVCDjFFP1fn0Lkrhv5TMmH3_sV4Hf_UokmzqEvt39xQ_BUMY4cX.659sTQPeKqBhDNKi9ZuXdZ7pMWJSIt24R1RYsNDXGqGmyLU2K0Ws1LUA_aZdhsCMmVPhA9p.9.YLdAlDJ9KaRwyI_z.Br1kSDelfKMOys.zbmH0WtxrPgPeLx08dJu441geyxXJh2Ff2Sr7W4_fBOTVz2aFJBgOu78p9WO.LjEqBu1eym4ybxOi6o0CU4e6GGtJREZdCXCK0mvhgFnmJ6clomljxL6q_v1K4YUJyQpsikErsNUCK8920XkmHwUtzmp29UBTCvMGmd7nJrYS9rUxpHRsk4SPGqqM4uMfK6uVCpgu9H.zj4rNNXB0j1mKWHEApp6VeOekpW0VreV.WURv_pVvzwBDTvqD95VUvCK2J3urvV155wZtzfuUNCdgAynmNsjc8mr35GU1hZdMTi.Nc0b0HLC54CXnv6t_aPL8gZIJ35o7hl031K1nWOAZkaY9wRYH9sIP7C9laTbJak3pFkxMufxbLTdyN9Yd.Q2_wB4qXYwOJvTrNNU1Ko3zQYnNjFZUTMNvNshNcWaCT2MiaX7HF_7mcgh0Ztko4Iu6CbT0lnDgJv4nPsdOwpEUi9j9r0orerjy3nGucMG8j6kGiFyMyuUsnbUFXaS3xTBYwCNphYYpeJib957GcI4IEvPIuPOY05YnkyMSOl36AoZ4I0M5WlAVO_TgQinNjSlwxlS5E1XZu_8C8A1eqRX9VE4rU4YvWDlN4OTmKvePPSklDhs8g1PVEXymrBxRHb3q6PEbwCOjb9_NopICvV2MUCK_d.h7ihxULJy0sU6EYVNNgqbYnWYvM8ZZbSzzkrws_3C0Sdk2XJYlgxAs.SqBHci7SlaGp3IeCwS3XSBBEURwxJ6RJVivV2kTbVt2jz1HCF5ZS3ETUXquApD9E2gv2L2RSyGLv78a54pFYwz1giOh0HRpZp_WrcDT1yY30yMLv.xoDOBNnDalBifusFWzAmb9KMGzabp8qhjBV3pPQY8alFAn7RmqQYA0LeHu57DYCzSePcfa3BwG9VnjwEG4zwP339gbr8LyoAzCw.guiiYA.nEolUSycFOPmJSPd9zEI6wlfMuAL7HFANd.cW2Ys8Fi5uTCGV6SHO26T0fHvEDGZ1zyUhufAZxF3cQ34MBRk2L8xSxKemA7_q33mPwpT_ApfQm7tOqKkrcZ_dX3jnrBqq9CvzwXYxycQXrikOV3gPF0dPFt8Esgk1vfn9LyE_.u.zF6iU7NJvcC72lTo_ET7wQbL5A_g.S118JCMWO9kUeaIcLC0AROzvLVrBhjx0YGrj7772i_4Jh3gYpejZsvU5RbgCyCdU_wXqcL5OPQ_7JFMxsWwWcT7REYMNTVumomGAovt5gvyjkzGfnEtbaBNYsEU1qn1aywSRlcVc4b83WoovfWx9q3Mr71xmnYsiG9W2qyxZd.yI4m26TpZkHAZTEnk1k"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91350fae8b6dfd83';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\/search?q=T.%20B.%20Tengen&__cf_chl_rt_tk=vkqhaiKtwL2mHI9xIxxHx3KGXOplc3rjhPJfjtl3T1I-1739787798-1.0.1.1-awjN0T5iWG3K9W7QvRrtBAG1rz4KV1HaMhvdronc8us" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>