{"id":592,"date":"2021-05-14T11:44:00","date_gmt":"2021-05-14T10:44:00","guid":{"rendered":"https:\/\/wordpress.aber.ac.uk\/research-festival\/?p=592"},"modified":"2021-10-06T11:45:18","modified_gmt":"2021-10-06T10:45:18","slug":"defnyddio-ffeibr-optig-i-fesur-tymheredd-llen-iar-ynys-las","status":"publish","type":"post","link":"https:\/\/wordpress.aber.ac.uk\/research-festival\/cy\/2021\/05\/14\/defnyddio-ffeibr-optig-i-fesur-tymheredd-llen-iar-ynys-las\/","title":{"rendered":"Defnyddio ffeibr optig i fesur tymheredd Llen I\u00e2\u2019r Ynys Las"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1440\" height=\"810\" src=\"http:\/\/wordpress.aber.ac.uk\/research-festival\/files\/2021\/10\/offer-drilio-prifysgol-aberystwyth-dges-web.jpeg\" alt=\"\" class=\"wp-image-463\" \/><figcaption>Fel rhan o\u2019r prosiect, bu gwyddonwyr o Brifysgol Aberystwyth yn defnyddio\u2019r offer yma i ddrilio drwy&#8217;r rhewlif a chael mesuriadau manwl o dymheredd Llen Ia\u2019r Ynys Las.<\/figcaption><\/figure>\n\n\n\n<p>Mae gwyddonwyr wedi defnyddio offer synhwyro ffeibr optig i gofnodi\u2019r mesuriadau mwyaf manwl erioed o nodweddion rhew ar Len I\u00e2&#8217;r Ynys Las.<\/p>\n\n\n\n<p>Caiff eu canfyddiadau eu defnyddio i wneud modelau mwy cywir o sut mae ail len i\u00e2 fwyaf y byd yn symud yn y dyfodol, wrth i effeithiau newid yn yr hinsawdd barhau i gyflymu.<\/p>\n\n\n\n<p>Rhoddwyd techneg newydd sbon ar waith gan y t\u00eem ymchwil, dan arweiniad Prifysgol Caergrawnt, oedd yn golygu trosglwyddo pylsiadau laser mewn cebl ffibr optig er mwyn cael mesuriadau tymheredd manwl iawn o wyneb y llen i\u00e2 hyd at y gwaelod, dros 1000 metr islaw.<\/p>\n\n\n\n<p>I osod y cebl, bu&#8217;n rhaid i&#8217;r gwyddonwyr ddrilio drwy&#8217;r rhewlif am y tro cyntaf ac fe arweiniwyd y broses hon gan yr Athro Bryn Hubbard a Dr Samuel Doyle o Brifysgol Aberystwyth.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.aber.ac.uk\/cy\/news\/archive\/2021\/05\/title-242261-cy.html\">Manylion pellach&#8230;<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mae gwyddonwyr wedi defnyddio offer synhwyro ffeibr optig i gofnodi\u2019r mesuriadau mwyaf manwl erioed o nodweddion rhew ar Len I\u00e2&#8217;r Ynys Las. Caiff eu canfyddiadau eu defnyddio i wneud modelau mwy cywir o sut mae ail len i\u00e2 fwyaf y byd yn symud yn y dyfodol, wrth i effeithiau newid yn yr hinsawdd barhau i&hellip; <a class=\"more-link\" href=\"https:\/\/wordpress.aber.ac.uk\/research-festival\/cy\/2021\/05\/14\/defnyddio-ffeibr-optig-i-fesur-tymheredd-llen-iar-ynys-las\/\">Continue reading <span class=\"screen-reader-text\">Defnyddio ffeibr optig i fesur tymheredd Llen I\u00e2\u2019r Ynys Las<\/span><\/a><\/p>\n","protected":false},"author":42508,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-592","post","type-post","status-publish","format-standard","hentry","category-uncategorised","entry"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/wordpress.aber.ac.uk\/research-festival\/wp-json\/wp\/v2\/posts\/592","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wordpress.aber.ac.uk\/research-festival\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wordpress.aber.ac.uk\/research-festival\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wordpress.aber.ac.uk\/research-festival\/wp-json\/wp\/v2\/users\/42508"}],"replies":[{"embeddable":true,"href":"https:\/\/wordpress.aber.ac.uk\/research-festival\/wp-json\/wp\/v2\/comments?post=592"}],"version-history":[{"count":1,"href":"https:\/\/wordpress.aber.ac.uk\/research-festival\/wp-json\/wp\/v2\/posts\/592\/revisions"}],"predecessor-version":[{"id":595,"href":"https:\/\/wordpress.aber.ac.uk\/research-festival\/wp-json\/wp\/v2\/posts\/592\/revisions\/595"}],"wp:attachment":[{"href":"https:\/\/wordpress.aber.ac.uk\/research-festival\/wp-json\/wp\/v2\/media?parent=592"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wordpress.aber.ac.uk\/research-festival\/wp-json\/wp\/v2\/categories?post=592"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wordpress.aber.ac.uk\/research-festival\/wp-json\/wp\/v2\/tags?post=592"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}