{"id":1105,"date":"2026-04-28T22:04:35","date_gmt":"2026-04-28T22:04:35","guid":{"rendered":"https:\/\/sites.ps.uci.edu\/kccams\/?page_id=1105"},"modified":"2026-06-10T22:39:28","modified_gmt":"2026-06-10T22:39:28","slug":"main-page-please-publish","status":"publish","type":"page","link":"https:\/\/sites.ps.uci.edu\/kccams\/","title":{"rendered":"Main Page"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">KCCAMS | W. M. Keck Carbon Cycle Accelerator Mass Spectrometer Facility<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The KCCAMS facility offers radiocarbon (<sup>14<\/sup>C) measurements, alongside analyses of %C, %N, \u03b4<sup>13<\/sup>C, and \u03b4<sup>15<\/sup>N, in support of carbon cycle research. It supports researchers at all University of California campus locations and also accepts samples from US\/international researchers not affiliated with the UC system. The facility consists of the KCCAMS sample preparation laboratory and four laboratories focused on terrestrial\/atmospheric, marine, and paleoclimate research. Samples handled routinely include organics (plant material, bone), carbonates, water, carbonaceous aerosol (bulk and elemental\/black carbon), carbon dioxide, and methane.<\/p>\n\n\n\n<h6 class=\"wp-block-heading\"><em>Please note that the facility only accepts samples in batches of at least <strong>10<\/strong> samples of the <a href=\"https:\/\/sites.ps.uci.edu\/kccams\/client-services\/sample-types\/\" data-type=\"page\" data-id=\"1096\">same type<\/a> (e.g., organics).<\/em><\/h6>\n\n\n\n<details class=\"wp-block-details\"><summary><strong><mark style=\"background-color:#8ed1fc\" class=\"has-inline-color has-black-color is-layout-flow wp-block-details-is-layout-flow\">KCCAMS Announcements! <\/mark><\/strong><\/summary>\n<div class=\"wp-block-pb-accordion-item c-accordion__item js-accordion-item no-js\" data-initially-open=\"false\" data-click-to-close=\"true\" data-auto-close=\"true\" data-scroll=\"false\" data-scroll-offset=\"0\"><button id=\"at-11050\" class=\"c-accordion__title js-accordion-controller c-accordion__title--button\" role=\"button\"><br><strong>&#8212;Radiocarbon Short Course&#8212;<br><\/strong><em>Radiocarbon in Ecology and Earth System Science<\/em><br><br><strong>Jul 13-17 2026<\/strong> @MPI-BGC, Jena, Germany<br>organized by MPI-BGC, KCCAMS (UCI) &amp; ACE (NAU)<br><strong>Find more details and register<\/strong>:<\/button><div id=\"ac-11050\" class=\"c-accordion__content\"><\/div><\/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-pale-cyan-blue-color has-text-color has-link-color has-medium-font-size has-custom-font-size wp-element-button\" rel=\"https:\/\/sites.ps.uci.edu\/kccams\/education\/radiocarbon-short-course\/\"><mark class=\"has-inline-color has-pale-cyan-blue-color\">Radiocarbon Short Course<\/mark><\/a><\/div>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>&#8212;MICADAS user workshop&#8212;<\/strong><br><em>2nd International MICADAS user workshop<\/em><br><strong><br>Sept 9-10 2026<\/strong> @UC Irvine\/KCCAMS<br>organized by KCCAMS (UCI), NOSAMS (WHOI) &amp; AEL-AMS (uOttawa)<br>Find more <strong>details and register<\/strong><\/p>\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 wp-element-button\" href=\"https:\/\/sites.ps.uci.edu\/kccams\/education\/radiocarbon-short-course\/\"><mark class=\"has-inline-color has-pale-cyan-blue-color\">MICADAS user workshop<\/mark><\/a><\/div>\n<\/div>\n<\/details>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\">Facility Staff<\/h2>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\" style=\"grid-template-columns:15% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"255\" src=\"https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2022\/02\/IMG_20210627_085920-e1644876752459-300x255.jpg\" alt=\"Headshot of Claudia Czimczik\" class=\"wp-image-476 size-medium\" srcset=\"https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2022\/02\/IMG_20210627_085920-e1644876752459-300x255.jpg 300w, https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2022\/02\/IMG_20210627_085920-e1644876752459-768x654.jpg 768w, https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2022\/02\/IMG_20210627_085920-e1644876752459.jpg 868w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\"><strong>Dr. Claudia Czimczik<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Director and Professor of Earth System Science<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/faculty.sites.uci.edu\/czimczik\/\">Research Website<\/a><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\" style=\"grid-template-columns:15% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"250\" src=\"https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2016\/12\/Directory-Ellen-Druffel_1.jpg\" alt=\"photo of Ellen Druffel\" class=\"wp-image-118 size-full\" srcset=\"https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2016\/12\/Directory-Ellen-Druffel_1.jpg 250w, https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2016\/12\/Directory-Ellen-Druffel_1-150x150.jpg 150w\" sizes=\"auto, (max-width: 250px) 100vw, 250px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\"><strong>Dr. Ellen Druffel<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Director and Professor of Earth System Science<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/sites.uci.edu\/druffel\/\">Research Website<\/a><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\" style=\"grid-template-columns:15% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"257\" src=\"https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2016\/12\/SueTrumbore.png\" alt=\"photo of sue trumbore\" class=\"wp-image-121 size-medium\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\"><strong>Dr. Susan Trumbore<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Director and Professor of Earth System Science<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.bgc-jena.mpg.de\/en\/susan-trumbore.html\">Website<\/a><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\" style=\"grid-template-columns:15% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"675\" src=\"https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2024\/08\/11D28A24-3CAF-441D-B7A2-1873B492A9BE.jpeg\" alt=\"portrait of john southon\" class=\"wp-image-744 size-full\" srcset=\"https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2024\/08\/11D28A24-3CAF-441D-B7A2-1873B492A9BE.jpeg 1024w, https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2024\/08\/11D28A24-3CAF-441D-B7A2-1873B492A9BE-300x198.jpeg 300w, https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2024\/08\/11D28A24-3CAF-441D-B7A2-1873B492A9BE-768x506.jpeg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\"><strong>Dr. John Southon<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Director<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.researchgate.net\/scientific-contributions\/John-Southon-5072264\">More information<\/a><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\" style=\"grid-template-columns:15% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"960\" src=\"https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2025\/05\/BDW-Portrait-AL.jpeg\" alt=\"portrait of Prof. Walker\" class=\"wp-image-954 size-full\" srcset=\"https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2025\/05\/BDW-Portrait-AL.jpeg 960w, https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2025\/05\/BDW-Portrait-AL-300x300.jpeg 300w, https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2025\/05\/BDW-Portrait-AL-150x150.jpeg 150w, https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2025\/05\/BDW-Portrait-AL-768x768.jpeg 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\"><strong>Dr. Brett Walker<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Associate Professor of Earth System Science<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.zotmob.com\/\">Research Website<\/a><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\" style=\"grid-template-columns:15% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"400\" src=\"https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2024\/08\/ouMov5Ml_400x400.jpg\" alt=\"photo of Kathleen Johnson\" class=\"wp-image-746 size-full\" srcset=\"https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2024\/08\/ouMov5Ml_400x400.jpg 400w, https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2024\/08\/ouMov5Ml_400x400-300x300.jpg 300w, https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2024\/08\/ouMov5Ml_400x400-150x150.jpg 150w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\"><strong>Dr. Kathleen Johnson<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Professor of Earth System Science<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/sites.uci.edu\/johnsonlab\/kathleen-johnson\/\">Research Website<\/a><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\" style=\"grid-template-columns:15% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"753\" height=\"558\" src=\"https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2022\/02\/IMG_1409.jpg\" alt=\"Photo of Francois Primeau\" class=\"wp-image-563 size-full\" srcset=\"https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2022\/02\/IMG_1409.jpg 753w, https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2022\/02\/IMG_1409-300x222.jpg 300w\" sizes=\"auto, (max-width: 753px) 100vw, 753px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\"><strong>Dr. Francois Primeau<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Professor of Earth System Science<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/faculty.sites.uci.edu\/primeau\/\">Research Website<\/a><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\" style=\"grid-template-columns:15% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"188\" height=\"268\" src=\"https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2022\/02\/images.jpg\" alt=\"photo of james randerson\" class=\"wp-image-355 size-full\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\"><strong>Dr. James Randerson<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Professor of Earth System Science<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/sites.uci.edu\/randersonlab\/\">Research Website<\/a><\/p>\n<\/div><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>Project Scientists<\/strong> and <strong>Specialists<\/strong><\/summary>\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-8f761849 wp-block-group-is-layout-flex\">\n<ul class=\"wp-block-list\">\n<li><strong>Dr. Xiaomei Xu<\/strong>\n<ul class=\"wp-block-list\">\n<li>xxu@uci.edu<\/li>\n\n\n\n<li>More <a href=\"https:\/\/www.researchgate.net\/profile\/Xiaomei-Xu-6\">information<\/a><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Jennifer Walker<\/strong>\n<ul class=\"wp-block-list\">\n<li>jen.walker@uci.edu<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Dr. Guaciara Santos<\/strong>\n<ul class=\"wp-block-list\">\n<li>gdossant@uci.edu<\/li>\n\n\n\n<li>More <a href=\"https:\/\/sites.uci.edu\/santos\/\">information<\/a><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Dr. Zicheng Wang<\/strong>\n<ul class=\"wp-block-list\">\n<li>zichew31@uci.edu<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Malissa Tayo<\/strong>\n<ul class=\"wp-block-list\">\n<li>tayom@uci.edu<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Hector Martinez<\/strong> &#8211; <em>Laboratory Manager<\/em> B321 &amp; B288\n<ul class=\"wp-block-list\">\n<li>hamartin@uci.edu<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Nassib Shammas<\/strong>\n<ul class=\"wp-block-list\">\n<li>nshammas@uci.edu<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Paola Gerardo<\/strong>\n<ul class=\"wp-block-list\">\n<li>pgerardo@uci.edu<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Julian Deline<\/strong>\n<ul class=\"wp-block-list\">\n<li>jdeline@uci.edu<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Giselle Jimenez<\/strong>\n<ul class=\"wp-block-list\">\n<li>gejimen1@uci.edu<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Samantha Figgins<\/strong>\n<ul class=\"wp-block-list\">\n<li>sfiggins@uci.edu<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/div>\n<\/details>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>Affiliated Faculty <\/strong>and<strong> Researchers<\/strong><\/summary>\n<ul class=\"wp-block-list\">\n<li><strong>Dr.<\/strong> <strong>Francesca Hopkins<\/strong>\n<ul class=\"wp-block-list\">\n<li><em>Associate Professor of Climate Change &amp; Sustainability, Assistant Climate Change Scientist<\/em>\n<ul class=\"wp-block-list\">\n<li>UC Riverside<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><a href=\"https:\/\/profiles.ucr.edu\/app\/home\/profile\/fhopkins\">More Information<\/a><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Dr.<\/strong> <strong>Charles Miller<\/strong>\n<ul class=\"wp-block-list\">\n<li><em>Principal Scientist<\/em>\n<ul class=\"wp-block-list\">\n<li>NASA JPL<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><a href=\"https:\/\/science.jpl.nasa.gov\/people\/miller\/\">More Information<\/a><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Dr. Patrick Rafter<\/strong>\n<ul class=\"wp-block-list\">\n<li><em>Assistant Professor<\/em>\n<ul class=\"wp-block-list\">\n<li>College of Marine Science, University of South Florida<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><a href=\"https:\/\/www.prafter.com\/\">More Information<\/a><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/details>\n\n\n<div class=\"wp-block-image wp-duotone-grayscale\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"523\" height=\"623\" src=\"https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2021\/05\/image8.png\" alt=\"\" class=\"wp-image-313\" style=\"width:189px;height:auto\" srcset=\"https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2021\/05\/image8.png 523w, https:\/\/sites.ps.uci.edu\/kccams\/wp-content\/uploads\/sites\/28\/2021\/05\/image8-252x300.png 252w\" sizes=\"auto, (max-width: 523px) 100vw, 523px\" \/><\/figure>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>KCCAMS | W. M. Keck Carbon Cycle Accelerator Mass Spectrometer Facility The KCCAMS facility offers radiocarbon (14C) measurements, alongside analyses of %C, %N, \u03b413C, and \u03b415N, in support of carbon cycle research. It supports researchers at all University of California campus locations and also accepts samples from US\/international researchers not affiliated with the UC system. [&hellip;]<\/p>\n","protected":false},"author":104,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1105","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/sites.ps.uci.edu\/kccams\/wp-json\/wp\/v2\/pages\/1105","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sites.ps.uci.edu\/kccams\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sites.ps.uci.edu\/kccams\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sites.ps.uci.edu\/kccams\/wp-json\/wp\/v2\/users\/104"}],"replies":[{"embeddable":true,"href":"https:\/\/sites.ps.uci.edu\/kccams\/wp-json\/wp\/v2\/comments?post=1105"}],"version-history":[{"count":17,"href":"https:\/\/sites.ps.uci.edu\/kccams\/wp-json\/wp\/v2\/pages\/1105\/revisions"}],"predecessor-version":[{"id":1170,"href":"https:\/\/sites.ps.uci.edu\/kccams\/wp-json\/wp\/v2\/pages\/1105\/revisions\/1170"}],"wp:attachment":[{"href":"https:\/\/sites.ps.uci.edu\/kccams\/wp-json\/wp\/v2\/media?parent=1105"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}