{"id":28875,"date":"2019-09-06T22:32:00","date_gmt":"2019-09-06T15:32:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=28875"},"modified":"2021-10-03T22:33:44","modified_gmt":"2021-10-03T15:33:44","slug":"phuong-phap-moi-do-toc-do-di-chuyen-cua-nuoc","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/phuong-phap-moi-do-toc-do-di-chuyen-cua-nuoc\/","title":{"rendered":"Ph\u01b0\u01a1ng ph\u00e1p m\u1edbi \u0111o t\u1ed1c \u0111\u1ed9 di chuy\u1ec3n c\u1ee7a n\u01b0\u1edbc"},"content":{"rendered":"\n<p>hi h\u00f3a ch\u1ea5t tr\u00e0n ra m\u00f4i tr\u01b0\u1eddng, vi\u1ec7c d\u1ef1 b\u00e1o ph\u1ea1m vi lan tr\u00e0n c\u1ee7a s\u1ef1 c\u1ed1 n\u00e0y l\u00e0 \u0111i\u1ec1u quan tr\u1ecdng. V\u1edbi ng\u01b0\u1eddi n\u00f4ng d\u00e2n, khi t\u01b0\u1edbi c\u00e2y, h\u1ecd s\u1ebd c\u1ea7n ph\u1ea3i bi\u1ebft t\u1ed1c \u0111\u1ed9 n\u01b0\u1edbc ch\u1ea3y qua \u0111\u1ea5t v\u00e0 \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5 b\u1edfi r\u1ec5 c\u00e2y. Trong c\u1ea3 hai tr\u01b0\u1eddng h\u1ee3p \u0111\u1ec1u c\u1ea7n t\u00ecm hi\u1ec3u c\u1ea5u tr\u00fac l\u1ed7 v\u00e0 l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/hpstic.vn\/ImageDatas\/Post\/Nam-2019\/Thanh-tuu-KHCN\/57243-phuong-phap-do-toc-do-di-chuyen-cua-nuoc.jpg\" alt=\"\" title=\"57243-phuong-phap-do-toc-do-di-chuyen-cua-nuoc.jpg\"\/><\/figure>\n\n\n\n<p><em>\u1ea2nh: CC0 Public Domain<\/em><\/p>\n\n\n\n<p>Nh\u00f3m nghi\u00ean c\u1ee9u t\u1ea1i tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc California, \u0110\u1ea1i h\u1ecdc Northridge v\u00e0 \u0110\u1ea1i h\u1ecdc North Carolina \u0111\u00e3 \u0111\u01b0a ra m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p m\u1edbi \u0111\u1ec3 \u0111o c\u1ea5u tr\u00fac l\u1ed7 v\u00e0 l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc. Qua \u0111\u00f3, c\u00e1c nh\u00e0 khoa h\u1ecdc c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c h\u01a1n t\u1ed1c \u0111\u1ed9 di chuy\u1ec3n c\u1ee7a n\u01b0\u1edbc, ch\u1ea5t \u00f4 nhi\u1ec5m, ch\u1ea5t dinh d\u01b0\u1ee1ng v\u00e0 c\u00e1c ch\u1ea5t l\u1ecfng kh\u00e1c trong \u0111\u1ea5t. Nghi\u00ean c\u1ee9u \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean t\u1ea1p ch\u00ed&nbsp;<em>Water Resources Research<\/em>.<\/p>\n\n\n\n<p>&#8220;<em>\u0110i\u1ec1u n\u00e0y s\u1ebd m\u1edf ra m\u1ed9t h\u01b0\u1edbng ho\u00e0n to\u00e0n m\u1edbi gi\u00fap ch\u00fang t\u00f4i s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean hi\u1ec7u qu\u1ea3 v\u00e0 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 d\u00f2ng ch\u1ea3y c\u1ee7a n\u01b0\u1edbc, ch\u1ea5t \u00f4 nhi\u1ec5m v\u00e0 ch\u1ea5t dinh d\u01b0\u1ee1ng<\/em>&#8220;, ph\u00f3 gi\u00e1o s\u01b0 Majdi Abou Najm, \u0111\u1ed3ng t\u00e1c gi\u1ea3 nghi\u00ean c\u1ee9u n\u00f3i.<\/p>\n\n\n\n<p>M\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng tr\u00ecnh quan tr\u1ecdng nh\u1ea5t trong th\u1ee7y v\u0103n l\u00e0 \u0111\u1ecbnh lu\u1eadt Darcy, t\u1eeb l\u00e2u \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 m\u00f4 t\u1ea3 d\u00f2ng ch\u1ea3y c\u1ee7a ch\u1ea5t l\u1ecfng th\u00f4ng qua m\u00f4i tr\u01b0\u1eddng x\u1ed1p nh\u01b0 \u0111\u00e1 v\u00e0 \u0111\u1ea5t. Nh\u01b0ng ph\u01b0\u01a1ng tr\u00ecnh \u0111\u00f3 gi\u1ea3 \u0111\u1ecbnh m\u1ed9t k\u00edch th\u01b0\u1edbc ph\u00f9 h\u1ee3p v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c \u01b0\u1edbc t\u00ednh v\u1ec1 k\u00edch th\u01b0\u1edbc l\u1ed7 r\u1ed7ng, khi tr\u00ean th\u1ef1c t\u1ebf ph\u1ee9c t\u1ea1p h\u01a1n.<\/p>\n\n\n\n<p>PGS. Abou Najm cho r\u1eb1ng: &#8220;<em>M\u00f4 h\u00ecnh c\u1ee7a ch\u00fang t\u00f4i x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c n\u1ec1n t\u1ea3ng trung gian gi\u1eefa th\u1ef1c t\u1ebf c\u00f3 v\u00f4 s\u1ed1 k\u00edch th\u01b0\u1edbc l\u1ed7 r\u1ed7ng v\u1edbi m\u00f4 h\u00ecnh hi\u1ec7n t\u1ea1i v\u1edbi c\u00e1c l\u1ed7 k\u00edch th\u01b0\u1edbc trung b\u00ecnh<\/em>\u201d.<\/p>\n\n\n\n<p>M\u00f4 h\u00ecnh m\u1edbi \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m cho b\u1ed1n lo\u1ea1i c\u00e1t, c\u00f3 th\u00eam l\u1ee3i \u00edch n\u1eefa l\u00e0 t\u01b0\u01a1ng \u0111\u1ed1i r\u1ebb v\u00e0 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng cho nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau. Theo nghi\u00ean c\u1ee9u, h\u1ea7u h\u1ebft c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111o k\u00edch th\u01b0\u1edbc l\u1ed7 r\u1ed7ng \u0111\u1ec1u y\u00eau c\u1ea7u thu th\u1eadp c\u00e1c m\u1eabu c\u00f3 k\u00edch th\u01b0\u1edbc h\u1ea1n ch\u1ebf \u0111\u1ec3 ph\u00e2n t\u00edch trong ph\u00f2ng th\u00ed nghi\u1ec7m. Ph\u01b0\u01a1ng ph\u00e1p m\u1edbi \u0111\u01b0a ra c\u00e1ch ti\u1ebfp c\u1eadn \u0111\u01a1n gi\u1ea3n, r\u1ebb ti\u1ec1n \u0111\u1ec3 \u0111o tr\u1ef1c ti\u1ebfp nhi\u1ec1u k\u00edch c\u1ee1 l\u1ed7 r\u1ed7ng trong l\u0129nh v\u1ef1c n\u00e0y nh\u1edd c\u00f3 nh\u1eefng m\u1eb7t h\u00e0ng th\u00f4ng d\u1ee5ng nh\u01b0 ch\u1ea5t l\u00e0m \u0111\u1eb7c s\u00fap ho\u1eb7c ph\u1ee5 gia th\u1ef1c ph\u1ea9m.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>hi h\u00f3a ch\u1ea5t tr\u00e0n ra m\u00f4i tr\u01b0\u1eddng, vi\u1ec7c d\u1ef1 b\u00e1o ph\u1ea1m vi lan tr\u00e0n c\u1ee7a s\u1ef1 c\u1ed1 n\u00e0y l\u00e0 \u0111i\u1ec1u quan tr\u1ecdng. V\u1edbi ng\u01b0\u1eddi n\u00f4ng d\u00e2n, khi t\u01b0\u1edbi c\u00e2y, h\u1ecd s\u1ebd c\u1ea7n ph\u1ea3i bi\u1ebft t\u1ed1c \u0111\u1ed9 n\u01b0\u1edbc ch\u1ea3y qua \u0111\u1ea5t v\u00e0 \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5 b\u1edfi r\u1ec5 c\u00e2y. Trong c\u1ea3 hai tr\u01b0\u1eddng h\u1ee3p \u0111\u1ec1u c\u1ea7n t\u00ecm [&hellip;]<\/p>\n","protected":false},"author":23,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-28875","post","type-post","status-publish","format-standard","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28875","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=28875"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28875\/revisions"}],"predecessor-version":[{"id":28876,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28875\/revisions\/28876"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=28875"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=28875"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=28875"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}