{"id":2132,"date":"2021-09-24T12:52:52","date_gmt":"2021-09-24T09:52:52","guid":{"rendered":"https:\/\/sites.uef.fi\/biophysics\/?page_id=2132"},"modified":"2024-02-19T17:53:38","modified_gmt":"2024-02-19T15:53:38","slug":"ultrasonic","status":"publish","type":"page","link":"https:\/\/sites.uef.fi\/biophysics\/ultrasonic\/","title":{"rendered":"Ultrasonic"},"content":{"rendered":"\n<h4 class=\"wp-block-heading\">Scanning Acoustic Microscope &#8211; TicoTico<\/h4>\n\n\n\n<p>Scanning acoustic microscope TicoTico enables ultrasonic measurements over a wide frequency range. TicoTico can drive ultrasound transducers with centre frequency roughly up till 350 MHz (beam diameter at focus ~ 4 \u00b5m). Pulser-Receiver can be used for pulse-echo and through-transmission measurements. The scanning area in x-y direction is 300 mm and in z direction 50 mm (Zaber). For smoother and more precise scanning, SAM equipment is placed on a custom built vibration isolated table with a mass equal to a big Harley Davidson. Liquid filled measurement tanks are temperature controlled and can be manually adjusted to obtain perfect alignment between the transducer and the sample.<br><br><em>Specifications<\/em>:<br>DPR500 Dual pulser\/Receiver board (JSR Ultrasonics)<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Receiver 500 MHz &#8211; Gain: -22 to +50 dB<\/li>\n\n\n\n<li>Receiver 50 MHz \u2013 Gain: -13 to +55 dB<\/li>\n\n\n\n<li>0.001 \u2013 500 MHz frequency range<\/li>\n\n\n\n<li>LabVIEW controlled pulser and receiver parameters<\/li>\n\n\n\n<li>Internal low and high pass filters<\/li>\n<\/ul>\n\n\n\n<p>ADQ 112 Analog-to-Digital converter board (SP Devices)<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>1.1 GHz sampling rate<\/li>\n\n\n\n<li>12-bits digitizer resolution<\/li>\n\n\n\n<li>170 MSamples data memory<\/li>\n\n\n\n<li>LabView controlled<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"450\" height=\"185\" src=\"https:\/\/sites.uef.fi\/biophysics\/wp-content\/uploads\/sites\/87\/2021\/09\/TicoTico11.jpg\" alt=\"\" class=\"wp-image-2156\" srcset=\"https:\/\/sites.uef.fi\/biophysics\/wp-content\/uploads\/sites\/87\/2021\/09\/TicoTico11.jpg 450w, https:\/\/sites.uef.fi\/biophysics\/wp-content\/uploads\/sites\/87\/2021\/09\/TicoTico11-300x123.jpg 300w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><figcaption class=\"wp-element-caption\"><strong>Fig 1.<\/strong> Scanning Acoustic Microscope.<\/figcaption><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">Intra Vascular Ultrasound &#8211; IVUS<\/h4>\n\n\n\n<p>A clinical high frequency intravascular ultrasound (IVUS) device (ClearView Ultra, Boston Scientific Corporation, San Jose, CA, USA), equipped with an 9 and 40 MHz ultrasound catheters enables ultrasound imaging and determination of reflection and backscattering parameters. <\/p>\n\n\n\n<p><em>Specifications<\/em>:<br>Catheters<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>9 MHz: diameter = 2.8 mm, -6 dB bandwidth 7.1-11.0 MHz<\/li>\n\n\n\n<li>40 MHz, \u20136 dB bandwidth, 30.1 to 45.3 MHz<\/li>\n<\/ul>\n\n\n\n<p>Data acquisition<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sampling frequency of 250 MHz and resolution of 8 bits using a digital oscilloscope (LeCroy Corporation, Wave Runner 6051A, Chestnut Ridge, NY, USA)<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">US &#8211; Key<\/h4>\n\n\n\n<p>US-Key is small sized pulser-receiver controlled via USB interface. Thus, it is in use for portable solutions and quick tests on the laboratory. US-key can be operated in both, Pulse echo and through transmission modes.<br><br><em>Specifications<\/em>:<br>US-key Pulser\/Receiver board (Lecoeur Electronique)<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>&#8211; 6 dB bandwidth : 540 KHz to 18 MHz<\/li>\n\n\n\n<li>Pulser 30 \u2013 230 V, with steps of a 5 V<\/li>\n\n\n\n<li>Pulse width (-6 dB) 16.6 \u2013 480 ns, with steps of a 6 ns<\/li>\n\n\n\n<li>Pulse fall time 5.2 &#8211; 7.8 ns<\/li>\n\n\n\n<li>LabVIEW controlled pulser and receiver parameters<\/li>\n<\/ul>\n\n\n\n<p>US-key Analog-to-Digital converter<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>160 MHz samping rate &#8211; Gain: 0 to +80 dB<\/li>\n\n\n\n<li>12-bit resolution<\/li>\n\n\n\n<li>LabView controlled<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"569\" src=\"https:\/\/sites.uef.fi\/biophysics\/wp-content\/uploads\/sites\/87\/2021\/09\/uskey1.jpg\" alt=\"\" class=\"wp-image-2180\" style=\"width:392px;height:auto\" srcset=\"https:\/\/sites.uef.fi\/biophysics\/wp-content\/uploads\/sites\/87\/2021\/09\/uskey1.jpg 1000w, https:\/\/sites.uef.fi\/biophysics\/wp-content\/uploads\/sites\/87\/2021\/09\/uskey1-300x171.jpg 300w, https:\/\/sites.uef.fi\/biophysics\/wp-content\/uploads\/sites\/87\/2021\/09\/uskey1-768x437.jpg 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\"><strong>Fig 2.<\/strong> US key.<\/figcaption><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">Scanning Acoustic Microscope (Old) &#8211; UltraPAC<\/h4>\n\n\n\n<p>UltraPAC-system (Physical Acoustics Corporation, Princetown, NJ, USA) is mostly suitable for measurements at frequencies from 200kHz to 100MHz. The A\/D-board (PAC-AD-500) enables measurements using a sample rate up to 500 MHz. The UltraPAC system is also equipped with a tank and scanning drives which enables A-, B- or C-mode measurements in pulse-echo or through-transmission geometry.<br><br><em>Specifications<\/em>:<br>PAC-IPR-100 pulser receiver board<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>105 dB dynamic range receiver<\/li>\n\n\n\n<li>Gain: -25 to +80 dB programmable in 1 dB steps<\/li>\n\n\n\n<li>0.2 \u2013 100 MHz frequency range<\/li>\n\n\n\n<li>LabVIEW controlled pulser and receiver parameters<\/li>\n\n\n\n<li>Up to 400 Vdc spike pulser with &lt; 5nSec rise time<\/li>\n<\/ul>\n\n\n\n<p>PAC-AD-500 Analog-to-Digital converter board<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>500 MHz base conversion rate<\/li>\n\n\n\n<li>100 MHz bandwith \u20133 dB, X1 and X10 gain<\/li>\n\n\n\n<li>External, internal or analog threshold triggering<\/li>\n\n\n\n<li>Input: range +\/-0.1 V or +\/- 1.0 V, impedance 50 ohms to 1 k ohms, bandwith 100 kHz to 100 MHz<\/li>\n\n\n\n<li>8-bit linear resolution, dynamic range &gt; 42 dB<\/li>\n\n\n\n<li>LabView controlled<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"717\" height=\"1024\" src=\"https:\/\/sites.uef.fi\/biophysics\/wp-content\/uploads\/sites\/87\/2021\/09\/PAC1-717x1024.jpg\" alt=\"\" class=\"wp-image-2198\" style=\"width:325px;height:auto\" srcset=\"https:\/\/sites.uef.fi\/biophysics\/wp-content\/uploads\/sites\/87\/2021\/09\/PAC1-717x1024.jpg 717w, https:\/\/sites.uef.fi\/biophysics\/wp-content\/uploads\/sites\/87\/2021\/09\/PAC1-210x300.jpg 210w, https:\/\/sites.uef.fi\/biophysics\/wp-content\/uploads\/sites\/87\/2021\/09\/PAC1-768x1097.jpg 768w, https:\/\/sites.uef.fi\/biophysics\/wp-content\/uploads\/sites\/87\/2021\/09\/PAC1.jpg 1000w\" sizes=\"auto, (max-width: 717px) 100vw, 717px\" \/><figcaption class=\"wp-element-caption\"><strong>Fig 3.<\/strong> UltraPAC.<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Scanning Acoustic Microscope &#8211; TicoTico Scanning acoustic microscope TicoTico enables ultrasonic measurements over a wide frequency range. TicoTico can drive ultrasound transducers with centre frequency roughly up till 350 MHz (beam diameter at focus ~ 4 \u00b5m). Pulser-Receiver can be used for pulse-echo and through-transmission measurements. The scanning area in x-y direction is 300 mm [&hellip;]<\/p>\n","protected":false},"author":629,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-2132","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Ultrasonic - Biophysics Research Group<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/sites.uef.fi\/biophysics\/ultrasonic\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ultrasonic - Biophysics Research Group\" \/>\n<meta property=\"og:description\" content=\"Scanning Acoustic Microscope &#8211; TicoTico Scanning acoustic microscope TicoTico enables ultrasonic measurements over a wide frequency range. TicoTico can drive ultrasound transducers with centre frequency roughly up till 350 MHz (beam diameter at focus ~ 4 \u00b5m). Pulser-Receiver can be used for pulse-echo and through-transmission measurements. 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