{"id":6,"date":"2016-04-13T00:26:44","date_gmt":"2016-04-13T00:26:44","guid":{"rendered":"https:\/\/live-optics-wp.pantheonsite.io\/rjjones\/?page_id=6"},"modified":"2025-12-07T03:23:47","modified_gmt":"2025-12-07T03:23:47","slug":"home","status":"publish","type":"page","link":"https:\/\/wp.optics.arizona.edu\/rjjones\/","title":{"rendered":""},"content":{"rendered":"<p>Welcome to the research group of Prof. R. Jason Jones located within the James C. Wyant College of Optical Sciences at the University of Arizona. Our research spans a broad range of interests from precision spectroscopy with fs frequency combs, development of next generation optical atomic clocks, to ultrafast laser science.\u00a0<\/p>\r\n<h2>Recent Work<\/h2>\r\n<ul>\r\n<li>Ryan T. Rhoades, John J. McCauley, Ryland G. Wala, Sivanandan S. Harilal, Mark C. Phillips, and R. Jason Jones, &#8220;Quantitative dual-comb spectroscopy of titanium monoxide in laser-produced plasmas,&#8221; Opt. Express <b>33<\/b>, 25080-25093 (2025)<\/li>\r\n<li>Ryland G. Wala, Mathew P. Polek, Sivanandan S. Harilal, R. Jason Jones, and Mark C. Phillips, \u201cCharacterization of electron density and ionization of a uranium laser produced plasma using laser absorption spectroscopy,\u201d <em>Spectrochimica Acta part B: Atomic Spectroscopy, <\/em><strong>227<\/strong>, 107142 (2025).<\/li>\r\n<li>\r\n<h3><a href=\"https:\/\/www.optica.org\/about\/newsroom\/news_releases\/2024\/september\/researchers_simplify_design_of_optical_atomic_clocks_without_compromising_performance\/\">Press release on 2-photon Rb clock using direct comb spectroscopy<\/a><\/h3>\r\n<\/li>\r\n<li>Seth Erickson, Dylan P. Tooley, Kushan Weerashinghe, Xiushan Zhu, Arturo Chavez-Pirson, and R. Jason Jones, \u201cOptical Atomic Clock Based on Direct Comb Spectroscopy, \u201c (Optics Letters 2024).<\/li>\r\n<li>John J. McCauley, Mark C. Phillips, Reagan R. D. Weeks, Yu Zhang, Sivanandan S. Harilal, and R. Jason Jones, &#8220;Dual-comb spectroscopy in the deep ultraviolet,&#8221; <a href=\"https:\/\/opg.optica.org\/optica\/fulltext.cfm?uri=optica-11-4-460&amp;id=548465\">Optica\u00a011, 460-463 (2024)<\/a>.<\/li>\r\n<li>Reagan R.D. Weeks, et al, &#8220;Multi-species temperature and number density analysis of a laser-produced plasma using dual-comb spectroscopy, &#8221; J. Appl. Phys. 131, 223103 (2022); <a href=\"https:\/\/doi.org\/10.1063\/5.0094213\">https:\/\/doi.org\/10.1063\/5.0094213<\/a><\/li>\r\n<li>Ryan Rhoades, Reagan R.D. Weeks, Seth Erickson, Caroline Lecaplain, S. Harilal, M. C. Philips, and R.J. Jones, &#8221; Dual-comb absorption spectroscopy of molecular CeO in a laser-produced plasma,&#8221; <a href=\"https:\/\/doi.org\/10.1364\/OL.455237\"><em>Optics Lett.<\/em> <strong>47<\/strong>, 2502 (2022)<\/a>.\u00a0<\/li>\r\n<li>Daniel Upcraft, Andrew Schaffer, Connor Fredrick, Daniel Mohr, Nathan Parks, Andrew Thomas, Ella Sievert, Austin Riedemann, Chad W Hoyt, R Jason Jones, &#8220;Ultrafast optics with a mode-locked erbium fiber laser in the undergraduate laboratory,&#8221; <a href=\"https:\/\/aapt.scitation.org\/doi\/10.1119\/10.0005890\"><em>American Journal of Physics<\/em> <strong>89<\/strong>, 1152 (2021)<\/a>.<\/li>\r\n<li><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0584854721001567?dgcid=author\"><span class=\"title-text\">&#8220;Measurement of neutral gadolinium oscillator strengths using dual-comb absorption spectroscopy in laser-produced plasmas,&#8221; Spectrochimica Acta Part B: Atomic Spectroscopy (2021).<\/span><\/a><\/li>\r\n<li>\r\n<p><a href=\"https:\/\/www.osapublishing.org\/ol\/abstract.cfm?uri=ol-46-4-860\">&#8220;Burst-mode dual-comb spectroscopy,&#8221; Optics Letters 46, 860 (2021)<\/a><\/p>\r\n<\/li>\r\n<li><a href=\"https:\/\/www.osapublishing.org\/ol\/abstract.cfm?uri=ol-45-20-5796\">&#8220;VECSEL-based virtually imaged phased array spectrometer for rapid gas phase detection in the mid-infrared,&#8221; Optics Letters 45, 5796 (2020).<\/a><\/li>\r\n<li>\r\n<p><a href=\"https:\/\/www.osapublishing.org\/ol\/abstract.cfm?URI=ol-44-14-3458\">&#8220;Time-resolved dual-comb measurement of number density and temperature in a laser-induced plasma,&#8221; Optics Letters 44, 3458 (2019)<\/a><\/p>\r\n<\/li>\r\n<li>\r\n<p><a href=\"https:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2018\/04\/Bergevin_et_al-2018-Nature_Communications.pdf\"><span style=\"font-family: georgia, palatino, serif\">Dual-comb spectroscopy of laser-induced plasma&#8217;s, Nature Communications (2018) \u00a0<\/span><\/a><\/p>\r\n<\/li>\r\n<li>\r\n<p><span style=\"font-family: georgia, palatino, serif\"><a href=\"http:\/\/distance.optics.arizona.edu\/media\/Colloquium\/colloquium_Jones.wmv\" target=\"_blank\" rel=\"noopener noreferrer\">Colloquium lecture by Prof. Jones on femtosecond frequency combs from the IR to the XUV<\/a><\/span><\/p>\r\n<\/li>\r\n<li>\r\n<p><span style=\"font-family: georgia, palatino, serif\"><a href=\"http:\/\/wp.optics.arizona.edu\/winter-school-workshop\/\" target=\"_blank\" rel=\"noopener noreferrer\">Anuual Optics &amp; Photonics Winter School and Workshop<\/a><\/span><\/p>\r\n<\/li>\r\n<\/ul>\r\n<h2><span style=\"font-size: 1em\">Research Activities<\/span><\/h2>\r\n<p><span style=\"font-size: 1em\">XUV FS FREQUENCY COMBS.\u00a0<\/span><a href=\"http:\/\/wp.optics.arizona.edu\/rjjones\/research\/\">Learn More \u2192<\/a><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-56 alignleft\" src=\"http:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2016\/04\/xenon_plasma-300x183.jpg\" alt=\"xenon_plasma\" width=\"300\" height=\"183\" srcset=\"https:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2016\/04\/xenon_plasma-300x183.jpg 300w, https:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2016\/04\/xenon_plasma-768x469.jpg 768w, https:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2016\/04\/xenon_plasma.jpg 975w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\r\n<p><a href=\"https:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2022\/01\/VID_20200828_144801202.mp4\">Frequency comb spectroscopy of laser-induced plasma&#8217;s<\/a><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-143\" src=\"https:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2020\/01\/laser-plasma-300x288.jpg\" alt=\"\" width=\"300\" height=\"288\" data-id=\"143\" srcset=\"https:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2020\/01\/laser-plasma-300x288.jpg 300w, https:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2020\/01\/laser-plasma-1024x985.jpg 1024w, https:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2020\/01\/laser-plasma-768x738.jpg 768w, https:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2020\/01\/laser-plasma-1536x1477.jpg 1536w, https:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2020\/01\/laser-plasma-2048x1969.jpg 2048w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\r\n<p>Optical Atomic Clock Development\u00a0<a href=\"http:\/\/wp.optics.arizona.edu\/rjjones\/research\/\">Learn More \u2192<\/a><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-57 alignleft\" src=\"http:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2016\/04\/MOT_2-300x199.jpg\" alt=\"MOT_2\" width=\"300\" height=\"199\" srcset=\"https:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2016\/04\/MOT_2-300x199.jpg 300w, https:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2016\/04\/MOT_2-768x510.jpg 768w, https:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2016\/04\/MOT_2-1024x680.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\r\n<p>ULTRAFAST SCIENCE.\u00a0<a href=\"http:\/\/wp.optics.arizona.edu\/rjjones\/research\/\">Learn More \u2192<\/a><\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-58 alignleft\" src=\"http:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2016\/04\/fiber_laser-300x226.jpg\" alt=\"fiber_laser\" width=\"300\" height=\"226\" srcset=\"https:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2016\/04\/fiber_laser-300x226.jpg 300w, https:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2016\/04\/fiber_laser-768x580.jpg 768w, https:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2016\/04\/fiber_laser-1024x773.jpg 1024w, https:\/\/wp.optics.arizona.edu\/rjjones\/wp-content\/uploads\/sites\/35\/2016\/04\/fiber_laser.jpg 1937w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\r\n\r\n<p>&nbsp;<\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>Welcome to the research group of Prof. R. Jason Jones located within the James C. Wyant College of Optical Sciences at the University of Arizona. Our research spans a broad range of interests from precision spectroscopy with fs frequency combs, development of next generation optical atomic clocks, to ultrafast laser science.\u00a0 Recent Work Ryan T. Rhoades, John J. McCauley, Ryland<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-6","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/wp.optics.arizona.edu\/rjjones\/wp-json\/wp\/v2\/pages\/6","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wp.optics.arizona.edu\/rjjones\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/wp.optics.arizona.edu\/rjjones\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/wp.optics.arizona.edu\/rjjones\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/wp.optics.arizona.edu\/rjjones\/wp-json\/wp\/v2\/comments?post=6"}],"version-history":[{"count":42,"href":"https:\/\/wp.optics.arizona.edu\/rjjones\/wp-json\/wp\/v2\/pages\/6\/revisions"}],"predecessor-version":[{"id":225,"href":"https:\/\/wp.optics.arizona.edu\/rjjones\/wp-json\/wp\/v2\/pages\/6\/revisions\/225"}],"wp:attachment":[{"href":"https:\/\/wp.optics.arizona.edu\/rjjones\/wp-json\/wp\/v2\/media?parent=6"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}