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="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: '91c72488f97f3fee',cH: 'Y80poNaRakL3DKeJdCXe5G7JabiKBe4BzoiWVwpfZtc-1741319573-1.2.1.1-DBZu.JlCYLZ5wWxOqCoM59k_7rIYjQkkt65wpZRw4SBjjQkcC2NXZGYf_nL1hEIA',cUPMDTk: "\/abstracts\/search?q=sinusoidal%20excitation&__cf_chl_tk=lzYLIwaymuTQlLhzPvm2eXP2XIr3m4oICCN8NJQhQ8E-1741319573-1.0.1.1-GxVydti50pbxPjvPoJdDR5lDrjUXY600QS8nDcv6bpE",cFPWv: 'g',cITimeS: '1741319573',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=sinusoidal%20excitation&__cf_chl_f_tk=lzYLIwaymuTQlLhzPvm2eXP2XIr3m4oICCN8NJQhQ8E-1741319573-1.0.1.1-GxVydti50pbxPjvPoJdDR5lDrjUXY600QS8nDcv6bpE",md: ".CcMJZfYRUSlYMsvFr1P2FfeuibbwwtAExkTDyLXkWM-1741319573-1.2.1.1-HOab52bhNd6GWZ4nuOBzdwnnfMu3zIxnNeZDQz3is3SrHYE.fK7TPpGwW8PCqP7pSMH31MS4CXrB.nUnIGT99Uqe_8F2IWqAPKJ3XNHZRbZlN5FGge7JS2xN7T5_c83sMTWaHveXsPYsvnNNo2sjwEfe.HF8hjkGZtXhKuIEqQwCMs7bhOydnalY7r6MFJSw_2Vrcurh6Q3SE4iuFXPo9RXArItHhDetz8iWVE7n0oqh_80rr_bH1_Z5d7QQshvZc9pbvBcdQwmvGvrmAR0MIP7UG4WuKHStakppWlhxBamWkvZF7Htx80Agx4zApInTwAbxV8ZHDjSImoGukgdMXyntusJwICcIYKVTs8.U14cfWIMU_wTPgNOmFiwGKGc9BV5hsvES4Ws9rGMl19d9M3426UJMWEM_AnuaM1nJmHkM4u0HKEJ26vHmMjFcUnqtC5ka8nWziAesJsZhVsDh5UV_Ml3g99IWJLnwIwygZ.iwqGhJZBGAxw0PTrLSP2zLXu7gkp0tpMtZreXPJHkWq6cRggaFN7UXswMlO_BZmgNJpAsrI3b5ImMHQPyp1Q0rXzBnFlOJRDs7U3v1sB6ZCGpje6ZSEwvwcRitqmfIjlL6pCRrWL8yXYqLMtozIZqE3B.XaY51Iv3YFw.kWyWmDyJ.Fcohjz4mHgOPUWY0rPyyLzQ31PJ3f.JMXhj81fT0ep8fdtX0msUOJjRioKFk5oKIeRm5FwI7yjib6XfqFld3oD.S7F.O_YNL5DifZARe5Ecy7ve.kFGxB8bPRXL5frtpIQCPzUg1vqk8m2TIVi82IMe3gkB8u0xNW93ZapqSXEi5oiL3unOSCbw3VPuho0dCPNKdlZWz6rqXxSiYArqLZ_zhruaZtRruY5muNkpCWaJd2ilQ9tS8sXQ_211v75cWnrrd5nnNNKrQHcRweJ9PXb7ckY9BVdU8keRcqraMAjpHXoOJJLY9.ITdmqw.A8TzQCr6GHJxQScbxilBxRG2gVD59N5G1j9qdnlqpqPGWHQ080knbFWab12TssiKPHJTU0JWsuqieJcjCvdNgbNOgKnRpjykkrIPpGd62Du4Eq3HbXB7_qo60qotyOcNJTcKryeb8abOsQm8S1zx6YP5oP4ibJedHQDdqHzj_I9M5fT7DjPTUD_0uZbMT.fygVKc6S7COLaUZe1hZi7aV3qoomROs_xt0hGkDRKcoXgOIPHJNPJbfsPyz4w9AVAJqoZ1FtXjArtH97i2g.98GvfeQWZaliKAnA7oyqTej9bAZrX0S97hE6h2VFHHbDU4e3.rw5dr6JlWjgCPE1FgA_g",mdrd: "_82Xi.xyhZ6Tu6GrKXZb6d4_QRg.633LFJxVtoHNBrc-1741319573-1.2.1.1-XL5WWtRzF2ero_eavMjlJ9Y6ykqk6832TsTWw_GQj62_bHb56PrpHzHb7FPRupOAZma8zuhNUhbp1zJZht6Qn2Xzj26lVevTR6.679LMpODmzwxLh5WA23p_DQyKJwPHV6fhp7aLLoDCNkPxXt29hTTFdjrRkI6_zAc5GhSsLSATwvoDw09p6Kiul9Sam8O8W6Zo8IbmR7UEw9zAbmC3pP3sPSGduXZ_KbYHKZpGp41ausmGi682TpHIS_4ty.s7eultIyYuAQMx8jxk9dwH9oNje.sp6donEooKQnPb2XLZ3DQNZU_LMgjl78YsgYmiciFRK_T4bQ.F4ffKbHhXo12bb3HnDf18DmI1nSphaAT.nRPebDwJhcMZBWE7sAItjPBi3lDunVFG34Jc_kzpy8M5uZWvbFThCXlWipH302P8fMLdWvTZhNi.RlBqI1A_jxnyA.tx3nwzAF6UqywNHdOwGR3aQyetvyOORN_mH9rnVxEKEiqGKcR6yd4Zv86lgOlLLgk7us8mY01ay2SPOsOjoWBChcrRMS4ftgaQR.ebQh0YkeLj4yA88dSUd9xNcsYRLjIvMU6PGPz1uVZTpIobJ07ASn5sCHtI76ysoh8fA6xKEzHQmPluMyGFoyq0.CYI5p7ylmMxfohvPr0agSbPHb89aNwfhJAp3IzsE1VIcdCZHW.GsrOVcGb1JkGMz3fFtJD5cfHERnkNhC9ynViKnd7K63jF9UMxMWMEhSWPOCu8CeHAhA1VTG8N22KNGMu8zJhawI7_DHaNzyrc_5zpqHKT3znM1QPJ4zcr6.fEziRh6q8M8kONzoU17n3zyGqpq9kgSyhz7YrGrL2cF0PoxiZ5Pw9AfZuq_1TRDKwb8XG2fBFhkcKdf.nnXsW.xbk1Wzx40GxVd8xpAjrXkjMA_OBKz.CjM4vgi68PA75iQdqYExAqDVXWGOhcpth7a4kSO9sDgXIPab5vmrg300oC3Oc_d5K9CZfM.d2XgnVK.IL0I1AmeYG1xclpzQWs0G8dOn3psUbA1UIy43ebr1weDPfSIC8N2QokuVzQLcZPjLaP9bo.gV3SOW1a3nELPDBPJ.naG5P5jpoQFCoSc2mlpiGtaANrXMMlY91yWoK6OMsDQa4UI30tOtJlnYWPeSwfddYmpUAnY.Q6TxNCaihkNbxGxokLIIFf_dF4TbUx4nyBgW6tvGspbZEmFHGlq.451UdIRtN9VLTnI0.X7yjTFdL.iFTv97TKd4FDnVgJ4x.3.Nh16GQF.Sb0WGs6k1zGAptamKvzrPGEOQ3BIlXJIE96TM2pJYWBCZMRMGal9jfo9nSJnqTT8idOV46imjIFXjUshR5RmoORh8qPBHVzYJ.lXFS4ESp_4.724jBdj98xP_NRLgRMtnYDEkQ8UjhuQC7WBwStyxk84xYB0hhSTIjnxGcvGjpeSIKVA03tY7Yxy0oP8FjsX9QrDkw3jT6cRjfshKKKoADqEyTGp.G_ueda_lySYu.250V.JB.oaOPQ.SfdLx0QEyEMP3otu2ClNwOmVYY2HLC7d8T4ayjA6TRfhaRdl6aomcBcSNlKmbqiq8dCy2ATvbzdcurmhhjQgk7OxpQtEPO._L7lAVLYwBSCYj7K7iSVkCctCz8UwCUxhyM94o9x9cqh2bY27whJnqRIeAm2Gy7iyn9R7ethU7SpDiYag1wKf46fM.CmXm0wDJ46YRLMFKoWoCgNLISU8MC8dOBSgDd_UX0A84_65doz2GChXnyFdLbxIRwXGCAhWsMzN.r_Fd4zWFJIxjApT4z6d_2xw50HDh7hHTQdPmeWHfoLxVJtwiKxjqj.6JwqkianKCfZbtWSmEJpgbs4zMJHeMMy6GE69WZtUbh1zsLYr6I5shOM3HzOzk9S_T5F2JjG1jyKXmrKwl4Ys8M6cEYs.o_Ao_0990oeYiVJxSPFQ9K8J6ktooC9nKEySWo3ZqGBjrSZ2mItlfQ0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=91c72488f97f3fee';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=sinusoidal%20excitation&__cf_chl_rt_tk=lzYLIwaymuTQlLhzPvm2eXP2XIr3m4oICCN8NJQhQ8E-1741319573-1.0.1.1-GxVydti50pbxPjvPoJdDR5lDrjUXY600QS8nDcv6bpE" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>