{"id":305,"date":"2026-05-07T18:44:07","date_gmt":"2026-05-07T18:44:07","guid":{"rendered":"https:\/\/site.uvm.edu\/alca\/?page_id=305"},"modified":"2026-07-01T13:34:47","modified_gmt":"2026-07-01T13:34:47","slug":"uv-vis-nir-spectroscopy","status":"publish","type":"page","link":"https:\/\/site.uvm.edu\/alca\/instrumentation\/uv-vis-nir-spectroscopy\/","title":{"rendered":"UV-Vis-NIR Spectroscopy"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">The Agilent Cary 7000 Universal Measurement Spectrophotometer provides high-sensitivity optical measurements across the&nbsp;<strong>ultraviolet (UV), visible (Vis), and near-infrared (NIR)<\/strong>&nbsp;spectral regions. The system supports transmission, absorbance, reflectance, variable-angle, and polarization-dependent measurements for liquids, thin films, coatings, and solid materials.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Equipped with the Universal Measurement Accessory (UMA), the Cary 7000 enables advanced characterization of optical materials and surfaces through automated angle-dependent and polarization-resolved spectroscopy.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-adc57f8e wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading has-primary-uvmgreen-color has-text-color has-link-color wp-elements-2a24d65fc87da6d912a399adf2a747af\">Modes of Operation<\/h2>\n<\/div>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<h3 class=\"wp-block-heading\">Absorbance &amp; Transmission<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Optical measurements across the UV, visible, and NIR spectral regions<\/li>\n\n\n\n<li>Quantitative absorbance analysis using Beer\u2013Lambert relationships<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Kinetic Measurements<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Time-dependent optical monitoring across UV-Vis-NIR wavelengths<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Reflectance Spectroscopy<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Specular reflectance measurements for solid materials and coatings<\/li>\n\n\n\n<li>Suitable for wavelength-dependent reflectivity studies<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Variable-Angle Measurements<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Automated angle-dependent optical characterization<\/li>\n\n\n\n<li>Enables analysis of optical response as a function of incident angle<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<h3 class=\"wp-block-heading\">System Configuration<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>System: Agilent Cary 7000 Universal Measurement Spectrophotometer<\/li>\n\n\n\n<li>Spectral range:\n<ul class=\"wp-block-list\">\n<li>UV, visible, and near-infrared regions<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Measurement modes:\n<ul class=\"wp-block-list\">\n<li>Transmission<\/li>\n\n\n\n<li>Reflectance<\/li>\n\n\n\n<li>Variable-angle spectroscopy<\/li>\n\n\n\n<li>Polarization measurements<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Universal Measurement Accessory (UMA)<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">The Cary 7000 is equipped with the UMA system, enabling:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Automated variable-angle measurements<\/li>\n\n\n\n<li>Polarization control<\/li>\n\n\n\n<li>Analysis of large or irregular solid samples<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Sample Compatibility<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Compatible with:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Liquid samples in cuvettes<\/li>\n\n\n\n<li>Thin films and coatings<\/li>\n\n\n\n<li>Glass and optical substrates<\/li>\n\n\n\n<li>Solid materials and reflective surfaces<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-primary-uvmgreen-color has-text-color has-link-color wp-elements-4c85efac5d18e729f8830f671bdb74b4\">Rates<\/h2>\n\n\n\n<figure class=\"wp-block-table is-style-stripes is-style-stripes--1\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">Service (per hour)<\/th><th class=\"has-text-align-center\" data-align=\"center\">UVM Users<\/th><th class=\"has-text-align-center\" data-align=\"center\">External Users<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">User Instrument Time<\/td><td class=\"has-text-align-center\" data-align=\"center\">$9.92<\/td><td class=\"has-text-align-center\" data-align=\"center\">$14.89<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Staff Assisted Use<\/td><td class=\"has-text-align-center\" data-align=\"center\">$79.19<\/td><td class=\"has-text-align-center\" data-align=\"center\">$118.79<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Training Session<\/td><td class=\"has-text-align-center\" data-align=\"center\">$79.19<\/td><td class=\"has-text-align-center\" data-align=\"center\">$118.79<\/td><\/tr><\/tbody><tfoot><tr><td class=\"has-text-align-center\" data-align=\"center\">Prices as of July 1, 2026<\/td><td class=\"has-text-align-center\" data-align=\"center\">&nbsp;<\/td><td class=\"has-text-align-center\" data-align=\"center\">&nbsp;<\/td><\/tr><\/tfoot><\/table><\/figure>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-adc57f8e wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading has-text-align-center has-primary-uvmgreen-color has-text-color has-link-color wp-elements-fbc6f45e5064b4a755f9026bba77c833\">Training<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Interested in using the UV-Vis-NIR system independently?<\/strong><br>Schedule training covering instrument operation, optical measurement modes, and data interpretation.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading has-text-align-center has-primary-uvmgreen-color has-text-color has-link-color wp-elements-81cf02e4f1bc8ebb8729caa940f0a538\">Analysis<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Need optical characterization support?<\/strong><br>Submit samples for full-service absorbance, transmission, reflectance, or thin-film optical analysis.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50\"><a class=\"wp-block-button__link has-white-color has-primary-uvmgreen-background-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/site.uvm.edu\/alca\/contact\/\">Schedule Training<\/a><\/div>\n\n\n\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50\"><a class=\"wp-block-button__link has-primary-uvmgreen-background-color has-background wp-element-button\" href=\"https:\/\/uvm.ilab.agilent.com\/service_center\/show_external\/6442?name=laboratory-for-chemical-analysis\">Request Analysis on iLabs<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>The Agilent Cary 7000 Universal Measurement Spectrophotometer provides high-sensitivity optical measurements across the&nbsp;ultraviolet (UV), visible (Vis), and near-infrared (NIR)&nbsp;spectral regions. The system supports transmission, absorbance, reflectance, variable-angle, and polarization-dependent measurements for liquids, thin films, coatings, and solid materials. Equipped with the Universal Measurement Accessory (UMA), the Cary 7000 enables advanced characterization of optical materials and [&hellip;]<\/p>\n","protected":false},"author":10857,"featured_media":189,"parent":20,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-305","page","type-page","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/site.uvm.edu\/alca\/wp-json\/wp\/v2\/pages\/305","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/site.uvm.edu\/alca\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/site.uvm.edu\/alca\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/site.uvm.edu\/alca\/wp-json\/wp\/v2\/users\/10857"}],"replies":[{"embeddable":true,"href":"https:\/\/site.uvm.edu\/alca\/wp-json\/wp\/v2\/comments?post=305"}],"version-history":[{"count":6,"href":"https:\/\/site.uvm.edu\/alca\/wp-json\/wp\/v2\/pages\/305\/revisions"}],"predecessor-version":[{"id":465,"href":"https:\/\/site.uvm.edu\/alca\/wp-json\/wp\/v2\/pages\/305\/revisions\/465"}],"up":[{"embeddable":true,"href":"https:\/\/site.uvm.edu\/alca\/wp-json\/wp\/v2\/pages\/20"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/site.uvm.edu\/alca\/wp-json\/wp\/v2\/media\/189"}],"wp:attachment":[{"href":"https:\/\/site.uvm.edu\/alca\/wp-json\/wp\/v2\/media?parent=305"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}