{"id":195,"date":"2015-07-14T15:26:24","date_gmt":"2015-07-14T12:26:24","guid":{"rendered":"http:\/\/www.nanotouch.ru\/?p=195"},"modified":"2015-07-14T15:26:24","modified_gmt":"2015-07-14T12:26:24","slug":"ndvpico2","status":"publish","type":"post","link":"http:\/\/nanotouch.ru\/en\/example\/ndvpico2","title":{"rendered":"Visualization and measurement of parameters of acoustic surface waves"},"content":{"rendered":"<p align=\"left\"><b>Visualization and measurement of parameters of acoustic surface waves in the lithium niobate crystal on a frequency of 17 MHz under thermal expansion of the sample<\/b><br \/>\nLaser wavelength \u2013 354 nm, exposure time \u2013 60 ps,<br \/>\nZone size \u2013 6 mm \u0445 6 mm , magnification \u2013 1.5 : 1<\/p>\n<p align=\"left\"><img decoding=\"async\" src=\"http:\/\/nanotouch.ru\/images\/vnp_pico2_1.jpg\" alt=\"\" \/><\/p>\n<p align=\"left\"><b>Measurement of a<\/b><b>coustic surface wave (ASW) parameters on the frequency of 17 MHz<\/b><br \/>\nParameters measured: ASW length \u2013 240 \u00b5m, ASW amplitude \u2013 3-3.5 nm<\/p>\n<p align=\"left\"><img decoding=\"async\" src=\"http:\/\/nanotouch.ru\/images\/vnp_pico2_2.jpg\" alt=\"\" \/><\/p>\n<p align=\"left\"><img decoding=\"async\" src=\"http:\/\/nanotouch.ru\/images\/vnp_pico2_3.jpg\" alt=\"\" \/><\/p>\n<p align=\"left\">Inspection of the ASW character by comparing a surface displacement function for the same area of the sample at different moments of time.<br \/>\nAntinode locations do not change in time, which indicates presence of the standing wave.<\/p>\n<p align=\"left\"><strong>The ASW visualization in the lithium niobate crystal on a frequency of 60 MHz<\/strong><\/p>\n<p align=\"left\"><img decoding=\"async\" src=\"http:\/\/nanotouch.ru\/images\/vnp_pico2_4.jpg\" alt=\"\" \/><\/p>\n<p align=\"left\">Laser wavelength \u2013 354 nm, pulse length \u2013 60 ps,<br \/>\nsize of the recorded surface area of the object &#8211; 2.6 by 2.6 mm.<\/p>\n<p align=\"left\"><strong><strong>Measurement of ASW parameters on a frequency of 60 MHz<\/strong><\/strong><\/p>\n<p align=\"left\"><strong><img decoding=\"async\" src=\"http:\/\/nanotouch.ru\/images\/vnp_pico2_5.jpg\" alt=\"\" \/><\/strong><\/p>\n<p align=\"left\">Parameters measured: ASW length &#8211; 63.5 \u00b5m; ASW amplitude \u2013 3 -3.5 nm.<br \/>\nA computed wavelength with the acoustic velocity in the base surface of 4000 m\/s is: 4 000 m\/s : 60 MHz = 66,6 \u00b5m<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Visualization and measurement of parameters of acoustic surface waves in the lithium niobate crystal on a frequency of 17 MHz under thermal expansion of the sample Laser wavelength \u2013 354 nm, exposure time \u2013 60 ps, Zone size \u2013 6 mm \u0445 6 mm , magnification \u2013 1.5 : 1 Measurement of acoustic surface wave (ASW) parameters on the frequency of 17 MHz Parameters measured: ASW length \u2013 240 \u00b5m,&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-195","post","type-post","status-publish","format-standard","hentry","category-example"],"_links":{"self":[{"href":"http:\/\/nanotouch.ru\/en\/wp-json\/wp\/v2\/posts\/195","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/nanotouch.ru\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/nanotouch.ru\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/nanotouch.ru\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/nanotouch.ru\/en\/wp-json\/wp\/v2\/comments?post=195"}],"version-history":[{"count":0,"href":"http:\/\/nanotouch.ru\/en\/wp-json\/wp\/v2\/posts\/195\/revisions"}],"wp:attachment":[{"href":"http:\/\/nanotouch.ru\/en\/wp-json\/wp\/v2\/media?parent=195"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/nanotouch.ru\/en\/wp-json\/wp\/v2\/categories?post=195"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/nanotouch.ru\/en\/wp-json\/wp\/v2\/tags?post=195"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}