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="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: '9135a2751cbf4076',cH: '7OZDcGnfOvzsDhQ40FJPTS_jCFAsuFB.hnq0Tvs0HAk-1739793810-1.2.1.1-SATFzoiPLnZhN_3EYSCeQovRyUD1G4iRs43IDspyXgn17iIfhg4Kdkt6xqIfHtgv',cUPMDTk: "\/abstracts\/search?q=Ashraf%20M.%20Heniegal&__cf_chl_tk=ku4JMZqtCc7EpRhvjFqU5Me53pY7is7pxgu.kl_nais-1739793810-1.0.1.1-Dl2W_YbH9fuxyj5Sb97YV166Iunqs6HeKqaE29iuzEA",cFPWv: 'b',cITimeS: '1739793810',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=Ashraf%20M.%20Heniegal&__cf_chl_f_tk=ku4JMZqtCc7EpRhvjFqU5Me53pY7is7pxgu.kl_nais-1739793810-1.0.1.1-Dl2W_YbH9fuxyj5Sb97YV166Iunqs6HeKqaE29iuzEA",md: "1HtBkusOypeLCgsWbnMOTCx67U6KDJQp3T3ITnvt6H4-1739793810-1.2.1.1-d5sP7AAiExPgcnz8bh1HDtLPHBYCgiixxINGCZ8DWmwkMLKYbkborJxOo7oMKzi4SnchgLr6YAh.ziUVeMwK2VTF0nj02mkKeCnZPQ9kHYO5tBPB_Fx2uFi8gBcpcz8Rtyvj5pvBsYC7TjGpCFS1xGzkael6kuaV5cx3sL7Hs.mZAfEKHyK9ebVnRVUq1sfgm9UM7LfIauTOhRawX2Xkr3owYz6KRdsSYwG25_vR0baKDjj5qsz9ThYW3h1oX.HZE0vs7cOqEh2cQCSSo8bGZmyQWEqmXqfPuF5PJPs0jY4fM57VCreQRciFLb4kcfYb2k5ygv7XPo1dYMZlfhgyf1DoBRzewfBcMV4iUjw0JKZc6ctVxxR0BxyEjt0JJfQTBO5zZQeUfU25hg04GwgVZSvANQa5HGIpUXVXtgMBpDGyU4E7GxhO4itVkWrHubDR7QKfUZfArkFiP4VC2YdKi3JcrAAJ9SpdgwCJPAGPB48TKnxCIxPS66XpivnNSJAOdUaBetq_fbNDhXsybqpuPIyHwKh8vOyEOrRTQ0YYK5k1Ii9UnCbE4yJe3jh4PzTPYzNSPJlTt5Gtt7vxUfdVrOCzzvEYWu2AHwcx2ZiYfwPlj1XBu73x6xgVYVhu3pvw1VP47G.G1tS84YX9CX3u0fOVcFm.khTs8KyeQwyXVpT5QAqAOkiBUW7ELoIVdD5IMukGE2c9wDm0ODLvQmFJbF1BwEEk33x3R4v7cPaFclzLuej6qAZVW.U1gcFfPrUh5ImV8jQl.XLkVrOfnuZEtbGt0rjfKxg9_p4lI6TLC.Sq1apW_RKHCft.NnUcB3mDd0zYcFWWkFNFrdIQpThyLOdNiEWkizyG_plAydrG8o7xKUIYIn_9v_hPIGvTZPkQ.fdCZb7R3a2E0JeofvXepYlqMLyZ.5F1u2hxpzQ0zb7MNZHxhM3ePjKxWna96x7kEHQ39eD0qziNonwuR0jcVxRefcW7mBsWxTYI9hfSxhfZ8aIuTL8mzZ8uov93zy2NCCILd3ZdjywP8i0y0emLdn3DqsFefIo7Fjd2P7DP1FawcYajMFLREfdMMXZQB6Hit9LYkFk8Zw.sF.phX40uF1VdLxfaVXOycM._Ck6s_FmyHS7SbJusUVzAXsyOCT73daINWHmrjrtlGY3ZrgmJI37t_ImGTkhQBK2AWdnd79BPRoMlhvPYSMnt32WgveGv.OcwRvWQmV0rp5klCq7juhsz7Ka4WkNHCI6Wft2K82JadOele..P03y2Hty0wllRYD4OiQnfZWjt2SoxeVkAvuS533PnfnFFJzM6V.jm2Wp1rlX9yptCFFt_eCbc_u7LvwLBdhe0docyPdOgu1sDhfaBid8IULgQjPiV34JSU5UtI0Xgi73lJt0RKc7kSkccxon7YHJMSVZyA3gFLILZnG2z5hEAhVm.t4qRwO.6tP4QvBHDNZUPec_EcJe4YIujL.EQl8j2E8sofTY35lTB9vYPEJ6YXD4sh_BbPCMWILOT4ipXuTIhETzgFP62_MdlBkoag7X7hN9m5hpHXNwYQfxQeQJ2AqOUzhxRnoaFjf2LlN1phlOW4_hjt5rSiVMBxLnPyjXJf5LpVzbL3vB4vOhsrJarL6DXUCeR7bh_sgNWUHRDLw7_CXiw1t3GQQZ2XX8Vx5eTtZvD_XLg6CpSHXdVTLxXce_9tvQgqQJmHmqtvCRqxYkHIAgHYLhbfAKwZ7kOLKIFjFPLJLWJJ4ISNdJmoNpjcuhZwNJqV_UJSdRlGs1B3XRUQXKxyn60GyC.PI8AHsz8Uni5jHrdCCgh.tMm5blK7._rA4uuPX70307ogiHKiXUMxhbHBNdQce1OtaCxvgL1M8tDovTzDAbxiWZ3EWE3qD6vyFBEI6JU9vpvw7jLzrwElEZ.Me3exTWQcyFAJ3p7zp169Y0NmbIflxkq3KOlTIZ6nZCW9jGbwdhCnNKDuOJZZfNGHWlqomZR",mdrd: "7BfNU3kqtpuLTDPrPPicQC0M_Of690jT5VMN.UPW9YU-1739793810-1.2.1.1-zcRTBKnGdCtQdMFLB_JKvZWcvmtr4EyzZ5UnzB0T57KIR0LuXtDFl6DPUdzRWymaARqqoMKRnco_Xg9Ie66E2KjXZYLdSq3mdCyUt1YlQ6E5NpAg5JRe.9KFLK6p6cpvCMha1wZk4czZSPiHxYB5SpEHcAaPeWvzSXgnPU6lOYpypr0dk3_3gm1q7LM_q45iAMqnu3AKI7f9Mmbl6GlKNmYpo0KXEyo5bqBSPkgm2Hbi59eZs96N3nYyvOhmKQeUqDnjvYCEw5CbjmMCUWKN.F_cECf5n7wrQtb00XvESxRwyniIU0hitkneZWywKkkrsCnwsAK88m0VdbPzClRl866Is8B_iMzIjxH4MZ7fIhpQmjhE9CpQMDXEd3beKFPXySfJbhGTslkQJCGlANvqSaty1RIYmLtMjdg2uJ9em3N7ulIRXlmuXvi.HXrFqKOcaseE_gzA0YN9esfBhW.qONAixjkOgVYSeQpajMlfyRqSf7ON.3pZJzE1fXGN0oaeZ_QMY_PLXTybOXCvmM7M6TL7KhipdaXA01.cVpz5r0jROjJbuJOLkMAVlp91uOQ_jZAmCq_vfMqWBUL4PRNOeLDELWLsIpwO8wi3mI1S7jdLEL.4WqkhklVKtaWPF7BOmZrwH6.Qq9hdA5KnW3CXpnvXQ7qfSDUEL3QAT1K9E8xXFEEQRxQ_vVH_zSoSOD3A4b4tHAADKTFpu8UzfhRCfdINFJ3v1hlz3ZiC01W0yDKeOVZU_gUwyXnfYcqA9lubRUJ1ocHRNEGIyeRshzBUVAxkvXNREK_yLfNtWuW9Edl4YWp4Jh.OEmR8Nk3BHVcQZe28dgZP1vPFDNscxf_x2UnPftZu9NgO3A4Cam0psv9SWmQrzbZr0YubNkNeLnTdF1Yph4x232NQ.R8lteGh.d7VVrkmpn7gEpwBlIgBFOnBebqUP1eC850hq68C4ri1G9fZSb0_qLZOiWMtekDtPi1B2qCacsjLhh4UfQtCQhhEiv_E_NJjQ9TS5cvNzlrc5csiGCDjGp1DVAUi0PlYgPDWEdRRwuMLCTLNysl6TCIXNx5kuTWfBqqtx0g50aVZW1BbR065s7B.dMbIQ_G4Qqq2aNUmZ4HgTGH5i5CTUu8iV2qLU97YmDPCvC9.h9yDjzkahHgvIzKYXhrLH7tqb7hokUDyehsX99R2g8lykm2E4o4rSp.wLiJcQfC3pYFFSTk789i0a.uYkN3KunTNwpeyUEf_Fp7L7O4IS8utj5GTHVMdac_0z6JOs_S1L7vR4804jzDOoltsXrFG83UW7v0hr8vTOH.gelAfB9fMgbQ7IfOApzh1xLpJg7iWvNJPzYQwGdqA6jQ1oI9xuq17iP7ZhnJQO320ap.yIQzo_h2MyjoKmneIEJzkQjVTenvq3rLOVpEZdTZSCM2Pioc9cTDD8NHCQS2GDYd14Uqnb5fQ9IYkgfh4fZDv5mVvilKRO0ORgbbS3xxrCXAX7r3DjYW9iN604.D3NjvdjDGoMl1Dl1gv05wFlAqX0X9oNd8HWAooLDcYDDDgv8LqALoZn9IOSu5YwzhVDCH9G.LeqblyIsDUiAPHnEFahWwf2I_nk28gD1gURnkuifab.7K13I2YKamTTWY4LeCVUqsRzV4.jiKcEyTPFxZHW1Ub9qISFjTmv3pNrEw4qvhJZg5F0_F_pdnG_sfdU3ASsgKpo8FfASjKjd8bZ0Ksw0YewKSktRjIhaxhiR1psiGXSiIsTyRDj.0cCU1j85kZMZI0fFZe9.pzOqfgVfMcTlBu211WDDMpcrIH.a1W4LL.RJX93HCCTuIS7bCE8wVPB1iVB5hh0G6fMp2Cd9vpphSpI88M1FPJyfWeYHy9c0Ba0hhR_QBd4pycoTrhuw4ly14_ioaINPZVX3YcYa7F.mhVPsj0rhERiXWVscssbpJdUUar1t6XloNzwvhFtmgdXwoCV1wrfpmZlClW2Ah6wyWxDtTMNiuiuWSibGG6y2QGcs2TQw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9135a2751cbf4076';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=Ashraf%20M.%20Heniegal&__cf_chl_rt_tk=ku4JMZqtCc7EpRhvjFqU5Me53pY7is7pxgu.kl_nais-1739793810-1.0.1.1-Dl2W_YbH9fuxyj5Sb97YV166Iunqs6HeKqaE29iuzEA" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>