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: '91352bca995f3fd0',cH: 'omJXWmdgPG9a_A8kuq__VqOivJSjZT4KZ_z2HsLrQ6Y-1739788950-1.2.1.1-Wb4zAnfODVGWzOOOL.xB85VSboU2mRv7nvM2z2dx0Nls5LoK9m5vTz4EBJf2breP',cUPMDTk: "\/abstracts\/search?q=Yeongyu%20Choi&__cf_chl_tk=prnyr81u549qmBIrADqT_P.ndLBC_NlAFzwJvQ9gLdE-1739788950-1.0.1.1-r0Uc8CyMPS30Xec7pJ5hV4sf3ufTWqjLvcaI8yL58ck",cFPWv: 'b',cITimeS: '1739788950',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=Yeongyu%20Choi&__cf_chl_f_tk=prnyr81u549qmBIrADqT_P.ndLBC_NlAFzwJvQ9gLdE-1739788950-1.0.1.1-r0Uc8CyMPS30Xec7pJ5hV4sf3ufTWqjLvcaI8yL58ck",md: "LDYUy9K.eGcNtYNyl6QAkokeNfgJQvyTZio2H6SCoMg-1739788950-1.2.1.1-WPsidHkzDOC2Fvb32lxHBEkYc1FWjFb3byFGSq_YEo05N9wwLY_QBwL0gzS4KqpsptmdkH7NJnnBDBSDFHFasuXnRnosLMYxwuQWU09k2pbYw3ykW3lJDaIAp7klyx9VhJgWQHrVJBDTGPgYBo9Tat0bJ5LXCWO50I2BJoM7uEppyPwL2TCcA5e.rNQsyhRF_aIpLqM.scZcRy_GNpVFjKRK3b8csCb.ql4djGXyop4NdWVZUnl8FVCo_oyyt4gBQnnvUxhkLkMb9sBBU9NgRnfOtqqMvvYQQg1L1yxL_.lq.iC2cwljO9.E0ohTepjppCJBsrkbrbNxmNbqmi0WpAuts7OiIrgSMVDFIcOCEW5jSGGixMdzotCJcpz8O.KZzD_EM06mmo6FxTLHwYgrOsLpMeGeRap55AhvffZowLsZ4wSD4Uc9HeRtGuNWP5FhtSwBIme.x6gq.M.DdvMMwxvBoCrizF1aZlLfF0lvSS4Oefnp.R8brEqGCFCJfdb9t.afdb.brBklFOxYxHLMNMZWep8LW7l6AjsxUogQPC.Q1Wk4UOeKGvAw5lyS2nhaKDVCWyOyG46j4Awa7h7NypM_DhFAuTE7MsWGseltE0nGf_KIpWpsVR6ai0mEETiAahtKypTcFq1FvU0nlL9mHneoaE32FBfl_z7CqS7dPv_xczaR.mgMoI437FXMKY6r7MjqcHpqOjT15pQBD_LjGVkkBmiGg7B.kF6tiny7LDvyqnVCSNuRpvBEg4mm4k_i_RiW4JDpXk4fPZJE1ryUG4iSBKMthH8ne_Tyk2Q2IpgRQ2pgf6rwO79JzblioH8oN4bsG.4Vo9k6kY.WNbZ8bcZ.qp7ut8fu2Gp9yT9hPe7Zlru_NmqVuHW_GFdfBaWCIbzgd3msj6dAssHGF4JDWeTWQHKI4f1x7YbBI1ZFp0CNw1_NygpWagcWSgjh6NosCnBge1BJrIT7Jn6u67VelVaic0fN2uO9gV03eilWoq0NdgPs2gnoLam5ADT9NUniQGg8Lns4jnMiBY.QGC26xfRgqsVQtSz3BAKg7WE.7xWUsb09_nW3oBDrZ3_OCSuxMaWAOOkwjABY19znAucgGDhYE6us9pMc6FZL3Bb6P_M9wy7via_Xq0IakIWc8C73RvIuv7p3DQ0jMXg_7Wihg9JYRYb97WOo20L97CTskEaUrrl.gVQVAWP9uqRE5cz_fG282cMxU4J1SaPFRxHTC0tMbOIZrPPcRsnsD9e4.ZIj5IMxzijYAUaS1IgeVRT__U6J6OOwZRm7en.t9bpFj0zOUqP5Ipo.AeOwQTxlPo7dW_RJbI4R2R335Wetun0DeqI_pUVzF60qlJxfzV3TuJ.sXwvroJf1TZsrpuTz73rsrvYEb28QwMz1ILVNgByuGeQUHF6sowjU6pBVfW5xpjTFliHjjw482ZKY.qGVFsbjkBfQp8qwaEaTjhdXkUxtK4hCrT1AmnMONu28LcErn6ZG3tJ49dfy2YNA6HzXu1xIoJcOjcODgbLmpZMrt4CdQLb2CywwU2QSn9dTM6AS40X9rEuOlY.gFldqN7x7fb9km2rQMh3LHHPsF53JbckY9Bn2_Z_DQjF7SXb1AKliV4wfffOiKDp4XgitHBLH9tEhpPE2.1aLZOYVnrMAYYP0ZCy_oIDYoojTJCNIZbDgdJmxRX45GXCWC1oKszFgkLPr8cbBh.RIMp7iawpKDkzkAP6QuBnuxzz51vQAhyvaNkzUgAp_KLvuZtUZMOfHegXWoPqBLnxreH.y43d1OPxTnZYEmSBOyzexhS6sIV5xscG6UBsHneowre2M1e8SeT171.oyXvRMWfzwvj3FFJY9GaR04pQbJk.xR5zOb4UDIxSi1Kx98nxxpxtB_haDqKSv9gXNZoLuh0e_Kr4zBx46ZxbaH9Lpme.pNvbwtdD5b9JudmJ6TSpYYkMbHax.NmY",mdrd: "hWfsTnjgeF3lRQZLQn_G1pMBgu4f8zmF31QlEsX7wU0-1739788950-1.2.1.1-O_2Ub_qLBzD3gOzZgmV1.JKkMTJBkmcwAHNQChsrA7.nbCw_eYpiaDsfOgB6D1WtBWAig0DM4G8zVW0bDJvlalPV06oWOv7IbxBlRclC4JvoCsBH2RCCwKbNwoNW.LM2dxYlW0Tn5l3EtHd4KsFYlSe3LiTvUl9euf8TUGabEBPv14FMh6w1qJ_QN8V9_YMYdyEHJeJ.oabWc6oMyskagy9txgiqK6AGyCw4EdXdQH4O3Nm5hWNDV6KwQy4Vy9.g_Y_xUjuFhqcFGcDAnZIevnPIXmfn9l.yrbjeeBe3qIO8wZdv6iF14PU1mYpeqPIRkL_wPXHXNpTI0kiniQF73BEtubAX9DYKdDLm_t9czhzQVSuvGZAaGwDcEgJt3bRkNZUu2lNYJr88q4mXUmMZVfM.7_97DnkPKBluY.DslFjdTuKkiUnMjM84BU8THiSvBEjH4HuunWgSMBi6pQnDyta8_9GymgNvVs.abKroHu3MzUPSlcAaehhjRYhknYrbHPjN2fcX0nXwPcFgJpwjUXHmm3Vd3Z5Cj8wz97w8LkKdKttIbXCbb0k45FbaPRp6thu.ggwbsS27WmLRy5xTALvXohExvR5dxO7u.zINvXIiWniz6WW_e06IXjgEqMk71unu5GsyrlssjDW7eJf6SNc.Ctj0fhptoqJ0mRgL9..Dv3KN2hey7bDG4ZNTd4G7y3WcpuzEjIUrRWJy5iMb14zgap2dwL5r6v1l53Z803driQr5E3.KLWnRjew5_r4sWni0hMXfBp4.F08VbGvluWfY10yAKl47sCmgkMc70JBbMk0A9q.VBQjeUbis8Mkt6H9CGJW9GhPkdMZr8arraWwLbzN6Tt3fhFK3LAAEXapWctKPtQTSYaXhhzD4pzY8S07DmEXagaySqe60va.WaiFRv0qidf_qGA_baC_1gs.Rzqss670e4pRVhyccWBmmTLgJCYib8T9NITFCvHcv0nu3h9j27QpvZQfbCsA4xXqbUarmnJNZH22xNOac4RUTl9QymHcv2y3WLOPecy4qtDItnAsXCGwpsCNgFsjlbJRQKUZ7Ip4O4iGYLRx9vI3Cjgov2qVDYiKLEe1An6tZFYgKnyMSxpVxv8lJtO7h3YA_.7_BbRptzquhbxO3XfI6QMnq0AbMhQGyw1bTvmfUF6Mj1a_ocFgsqS5c0UhZdr.2pbHq0qqtKwmYuEB7CZywZ4WHNDtmBvlA3L9z1af8immOofXG8C0R4C_hEo9e.L1ELcfT1odvcgXkvycCeyp8j.KL3BiO_Ylyg83QnaAX.50h9FzRAdIkuuFaKmXGPEcPmr028LrtC7qb6VvMAw93vh9H3fy6tVezZzn7SYk8nnxEEWmyFPmVUOtleoTxpTXGee3p0P8bB5SIYMoV_iE3CAg3GFwX.3QF72DFwoDFN216N8TUGGii.FjUCE6MyV9UwpxczU07UyPEkXKKcPJiYJnnGF52ob_5df8KUVGWgnVQVcLiRUN.nW23Y117enrgoRKyS_jFZqhaLw.s8ZoOtQyLM3M5vPnAACBrXhftyZsGZqxYSI1u7OqjgpKffXJCjFNd6pqu1vpvtis9nHOyYo0wQlJG9b0aWkC7pHI7D1hfJvcJyiUUrL_O7pBXmD5HaqffKQPwr103UHKv_KO82R3x9UbMqDmmDwHE8XK1GjYO.d0cIzqaTdWETnrNsQ8xDecZXyyBu_CeJIgRKl8ntaP8T4rk9Ao1DcsyHwJ50vrJm0elJMrqegyubFvQFjLy_B2GRVJe3NiUx8dJh9lpcxrKpJF4Ox1G6GPLRdRP8UDvxT7ZVXdesJdAbenOB.I2YgJNPpCizuueAmVA6byfQAhEWYz9IY02O9nWbi7CbZiOwDYElCDjisDs9dYxLbKWByjAUiWPj7cEs03JIrhCUlROOheHjxvJRmf8m5d40UYGm7Qk.22JhAavY1Ht3MU_vGd2.f3t6plcmd3Isqcm"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91352bca995f3fd0';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=Yeongyu%20Choi&__cf_chl_rt_tk=prnyr81u549qmBIrADqT_P.ndLBC_NlAFzwJvQ9gLdE-1739788950-1.0.1.1-r0Uc8CyMPS30Xec7pJ5hV4sf3ufTWqjLvcaI8yL58ck" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>