<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div class=""><br class=""></div><div class="">Hi all,</div><div class=""><br class=""></div><div class="">Last week Patrizia noted that a white paper would be available to describe the physics program for the JLab upgrade. You may have already seen this note from Lorelei but the paper is available and it is open for people to sign as a coauthor in support of the program.</div><div class=""><br class=""></div><div class="">Matt</div><div class=""><br class=""></div><div><br class=""><blockquote type="cite" class=""><div class="">Begin forwarded message:</div><br class="Apple-interchange-newline"><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px;" class=""><span style="font-family: -webkit-system-font, Helvetica Neue, Helvetica, sans-serif; color:rgba(0, 0, 0, 1.0);" class=""><b class="">From: </b></span><span style="font-family: -webkit-system-font, Helvetica Neue, Helvetica, sans-serif;" class="">Lorelei Carlson via Cuga <<a href="mailto:cuga@jlab.org" class="">cuga@jlab.org</a>><br class=""></span></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px;" class=""><span style="font-family: -webkit-system-font, Helvetica Neue, Helvetica, sans-serif; color:rgba(0, 0, 0, 1.0);" class=""><b class="">Subject: </b></span><span style="font-family: -webkit-system-font, Helvetica Neue, Helvetica, sans-serif;" class=""><b class="">[Cuga] Strong Interaction Physics at the Luminosity Frontier with 22 GeV Electrons at Jefferson Lab – A message from Patrizia Rossi</b><br class=""></span></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px;" class=""><span style="font-family: -webkit-system-font, Helvetica Neue, Helvetica, sans-serif; color:rgba(0, 0, 0, 1.0);" class=""><b class="">Date: </b></span><span style="font-family: -webkit-system-font, Helvetica Neue, Helvetica, sans-serif;" class="">May 30, 2023 at 7:34:50 AM EDT<br class=""></span></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px;" class=""><br class=""></div><div class=""><meta charset="UTF-8" class=""><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-size: 12pt;" class=""> </span><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;" class=""></span><div lang="EN-US" style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; word-wrap: break-word;" class=""><div class="x_WordSection1"><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 12pt;" class="">Dear Colleagues,</span><span style="font-size: 10pt;" class=""></span></div><p class="x_MsoNormal" style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;"><span style="font-size: 12pt;" class=""> </span><span style="" class=""></span></p><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 12pt;" class="">In the last year, several workshops aimed at pursuing an energy upgrade to 22 GeV of CEBAF with the goal of advancing the frontiers of our knowledge across the spectrum of topics in nuclear physics have been organized by the JLab user community and staff with guidance from JLab management. This upgraded facility at the luminosity frontier will open up a rich and unique experimental nuclear physics program that combines the illustrious history of the laboratory with an exciting scientific future. </span><span style="font-size: 12pt; color: rgb(255, 38, 0);" class=""></span><span style="font-size: 12pt;" class="">Following the workshops, an editorial committee<span class="x_apple-converted-space"> </span>has collected input from the community and assembled a<span class="x_apple-converted-space"> </span>White Paper that outlines the scientific program with CEBAF at 22 GeV. </span><span style="" class=""></span></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 12pt;" class="">The document is openly<span class="x_apple-converted-space"> </span>available in the following link<span class="x_apple-converted-space"> </span></span><span style="" class=""></span></div><p class="x_MsoNormal" style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;"><span style="font-size: 12pt;" class=""> </span><span style="" class=""></span></p><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 12pt;" class=""><a href="https://drive.google.com/file/d/1VQelVEu6Sz6Z9cxWV4nkrYMX7NzO1rUP" data-auth="NotApplicable" title="https://drive.google.com/file/d/1VQelVEu6Sz6Z9cxWV4nkrYMX7NzO1rUP" id="OWA629ecda3-babc-18ac-3206-f2a291e82e4c" class="OWAAutoLink">https://drive.google.com/file/d/1VQelVEu6Sz6Z9cxWV4nkrYMX7NzO1rUP</a></span><span style="" class=""></span></div><p class="x_MsoNormal" style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;"><span style="font-size: 12pt;" class=""> </span><span style="" class=""></span></p><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 12pt;" class="">The initial author list contains the editorial committee, workshop participants who submitted contributions, as well as some others who made direct contributions to the document. We recognize that many colleagues beyond this initial list have made important contributions to this program. While this grass-roots effort started with conversations among the workshop participants, many others have expressed interest in this program, contributed through discussions outside of the workshops, or plan to contribute in the future.<span class="Apple-converted-space"> </span></span></div><p class="x_MsoNormal" style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;"><span style="font-size: 12pt;" class=""> </span></p><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 12pt;" class="">We would like to invite all of you to sign this document as coauthor and join us in this effort.</span><span style="" class=""></span></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 12pt;" class="">If you wish to support the CEBAF energy upgrade project, you can sign the document as a coauthor by completing this form:</span><span style="" class=""></span></div><p class="x_MsoNormal" style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;"><span style="font-size: 12pt;" class=""> </span><span style="" class=""></span></p><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 12pt;" class=""><a href="https://forms.gle/aQ6TKqGC2dnwMuGK6" data-auth="NotApplicable" title="https://forms.gle/aQ6TKqGC2dnwMuGK6" class="">https://forms.gle/aQ6TKqGC2dnwMuGK6</a> <span class="x_apple-converted-space"> </span></span><span style="" class=""></span></div><p class="x_MsoNormal" style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;"><span style="font-size: 12pt;" class=""> </span><span style="" class=""></span></p><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 12pt;" class="">The deadline for signing as a coauthor is<span class="x_apple-converted-space"> </span><b class="">June 7 at close of<span class="x_apple-converted-space"> </span></b> <b class="">business (5 p.m. EDT</b>). </span><span style="" class=""></span></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 12pt;" class="">We plan to submit the document to the arXiv after this date, and subsequently for publication in a refereed journal.</span><span style="" class=""></span></div><p class="x_MsoNormal" style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;"><span style="font-size: 12pt;" class=""> </span><span style="" class=""></span></p><p class="x_MsoNormal" style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;"><span style="" class=""> </span></p><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 12pt;" class="">On behalf of the editorial committee,</span><span style="" class=""></span></div><p class="x_MsoNormal" style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;"><span style="" class=""> </span></p><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span style="font-size: 12pt;" class="">Patrizia Rossi</span><span style="" class=""></span></div><br class=""></div></div><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;" class="">_______________________________________________</span><br style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; 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