<div dir="ltr"><div><p style="box-sizing:border-box;margin:0px;padding:0px 0px 1em;border:0px;outline:0px;font-size:14px;vertical-align:baseline;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial;color:rgb(102,102,102);font-family:&quot;Open Sans&quot;,Arial,sans-serif"><img class="gmail-alignright gmail-wp-image-14618" src="https://codata.org/wp-content/uploads/2026/04/oscars-cdif-4-xas-1024x653.png" alt="" width="493" height="314" style="box-sizing: border-box; height: auto; max-width: 100%; margin: 0px 0px 0px 15px; padding: 0px; border: 0px; outline: 0px; text-size-adjust: 100%; vertical-align: baseline; background: transparent; float: right; display: inline;">The OSCARS CDIF-4-XAS project is pleased to announce the publication of an extra deliverable (D3) <span aria-invalid="grammar" class="Lm ng" style="border-style:none;background:none">the</span> CDIF-4-XAS Implementation Plan.</p><p style="box-sizing:border-box;margin:0px;padding:0px 0px 1em;border:0px;outline:0px;font-size:14px;vertical-align:baseline;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial;color:rgb(102,102,102);font-family:&quot;Open Sans&quot;,Arial,sans-serif">CDIF-4-XAS Implementation Plan <a href="https://doi.org/10.5281/zenodo.19651219" target="_blank" rel="noopener" style="box-sizing:border-box;margin:0px;padding:0px;border:0px;outline:0px;vertical-align:baseline;background:transparent;color:rgb(46,163,242);text-decoration:none">https://doi.org/10.5281/zenodo.19651219</a></p><p style="box-sizing:border-box;margin:0px;padding:0px 0px 1em;border:0px;outline:0px;font-size:14px;vertical-align:baseline;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial;color:rgb(102,102,102);font-family:&quot;Open Sans&quot;,Arial,sans-serif">This document describes the first proposal to integrate the IXAS \u2014 and IUCr \u2014 recommended formats for X-Ray Absorption Spectroscopy (XAS) data into workflows in the data processing and analysis platform Galaxy using the CDIF-4-XAS profile.</p><p style="box-sizing:border-box;margin:0px;padding:0px 0px 1em;border:0px;outline:0px;font-size:14px;vertical-align:baseline;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial;color:rgb(102,102,102);font-family:&quot;Open Sans&quot;,Arial,sans-serif">The <a href="https://oscars-project.eu/projects/cdif-4-xas-describing-x-ray-spectroscopy-data-cross-domain-use" target="_blank" rel="noopener" style="box-sizing:border-box;margin:0px;padding:0px;border:0px;outline:0px;vertical-align:baseline;background:transparent;color:rgb(46,163,242);text-decoration:none">OSCARS project CDIF-4-XAS</a> aims to advance cross-domain interoperability of XAS data by implementing the <a href="https://cdif.codata.org/" target="_blank" rel="noopener" style="box-sizing:border-box;margin:0px;padding:0px;border:0px;outline:0px;vertical-align:baseline;background:transparent;color:rgb(46,163,242);text-decoration:none">Cross-Domain Interoperability Framework (<span aria-invalid="spelling" class="LI ng" style="border-style:none;background:none">CDIF</span>)</a> using the Data Description Initiative\u2019s Cross-Domain Integration (DDI-CDI) model.</p><p style="box-sizing:border-box;margin:0px;padding:0px 0px 1em;border:0px;outline:0px;font-size:14px;vertical-align:baseline;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial;color:rgb(102,102,102);font-family:&quot;Open Sans&quot;,Arial,sans-serif">The project has concluded the two first steps of its roadmap. Firstly, the <a href="https://doi.org/10.5281/zenodo.14920226" target="_blank" rel="noopener" style="box-sizing:border-box;margin:0px;padding:0px;border:0px;outline:0px;vertical-align:baseline;background:transparent;color:rgb(46,163,242);text-decoration:none">domain familiarisation step</a> helped to identify two major standards within the XAS community: <a href="https://manual.nexusformat.org/classes/applications/NXxas.html" target="_blank" rel="noopener" style="box-sizing:border-box;margin:0px;padding:0px;border:0px;outline:0px;vertical-align:baseline;background:transparent;color:rgb(46,163,242);text-decoration:none">NeXus XAS (NXxas)</a> and the <a href="https://github.com/XraySpectroscopy/XAS-Data-Interchange/blob/master/specification/spec.md" target="_blank" rel="noopener" style="box-sizing:border-box;margin:0px;padding:0px;border:0px;outline:0px;vertical-align:baseline;background:transparent;color:rgb(46,163,242);text-decoration:none">XAS Data Interchange format (XDI)</a>. The NXxas and XDI standards are the focus for harmonization of data description and formatting recommended by the <a href="https://xrayabsorption.org/" target="_blank" rel="noopener" style="box-sizing:border-box;margin:0px;padding:0px;border:0px;outline:0px;vertical-align:baseline;background:transparent;color:rgb(46,163,242);text-decoration:none">International X-ray Absorption Society</a> (IXAS) and the <a href="https://www.iucr.org/" target="_blank" rel="noopener" style="box-sizing:border-box;margin:0px;padding:0px;border:0px;outline:0px;vertical-align:baseline;background:transparent;color:rgb(46,163,242);text-decoration:none">International Union of Crystallography</a> (IUCr). Secondly, in the metadata modelling step, <a href="https://doi.org/10.5281/zenodo.17421917" target="_blank" rel="noopener" style="box-sizing:border-box;margin:0px;padding:0px;border:0px;outline:0px;vertical-align:baseline;background:transparent;color:rgb(46,163,242);text-decoration:none">both NXxas and XDI were mapped to CDIF</a> following the DDI-CDI recommendation where the main output was the definition of a variable cascade, that describes and harmonises both standards from the level of concepts and representation down to the level of instances.</p><p style="box-sizing:border-box;margin:0px;padding:0px;border:0px;outline:0px;font-size:14px;vertical-align:baseline;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial;color:rgb(102,102,102);font-family:&quot;Open Sans&quot;,Arial,sans-serif">This document focuses on the third phase of the roadmap: the development of implementation guidelines supported by working examples. We now turn to practical guidance for building interoperable, domain-agnostic solutions that enable FAIR data exchange.</p><p style="box-sizing:border-box;margin:0px;padding:0px;border:0px;outline:0px;font-size:14px;vertical-align:baseline;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial;color:rgb(102,102,102);font-family:&quot;Open Sans&quot;,Arial,sans-serif"><br></p><p style="box-sizing:border-box;margin:0px;padding:0px;border:0px;outline:0px;font-size:14px;vertical-align:baseline;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial;color:rgb(102,102,102);font-family:&quot;Open Sans&quot;,Arial,sans-serif">Thanks,</p><p style="box-sizing:border-box;margin:0px;padding:0px;border:0px;outline:0px;font-size:14px;vertical-align:baseline;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial;color:rgb(102,102,102);font-family:&quot;Open Sans&quot;,Arial,sans-serif">Asha</p></div><div><br></div><span class="gmail_signature_prefix">--</span><div><span class="gmail_signature_prefix"></span><div dir="auto" style="color:rgb(0,0,0)"><br><b><a href="https://codata.org/cdif4eosc-watch-this-space/" target="_blank">CDIF4EOSC: watch this space!</a></b></div><div dir="auto" style="color:rgb(0,0,0)"><b><br></b></div><div dir="auto" style="color:rgb(0,0,0)"><a href="https://codata.org/final-days-for-standard-registration-dataverse-community-meeting-2026/" target="_blank"><b>Final Days for Standard Registration: Dataverse Community Meeting 2026</b></a><br><br><a href="https://codata.org/celebrate-50-years-of-cessda-in-bergen-future-ready-social-science/" target="_blank"><b>Celebrate 50 Years of CESSDA in Bergen: Future-Ready Social Science</b></a></div><div dir="auto" style="color:rgb(0,0,0)"><br></div><div dir="auto" style="color:rgb(0,0,0)"><b>Call for participation: <a href="https://codata.org/call-for-participation-unesco-and-codata-survey-on-open-science-for-data-policy-for-times-of-crisis/" target="_blank">UNESCO and CODATA survey on open science for data policy for times of crisis</a></b></div><div dir="auto" style="color:rgb(0,0,0)"><br><a href="https://codata.org/read-now-march-2026-publications-in-the-data-science-journal/" target="_blank">March 2026 publications</a> in the <a href="https://datascience.codata.org/" target="_blank">CODATA Data Science Journal</a><br><br><b>Stay in touch with CODATA:<br></b><br>Stay up to date with CODATA activities: <a href="http://lists.codata.org/mailman/listinfo/codata-international_lists.codata.org" target="_blank">join the CODATA International News list</a><br><br>Looking for training and career opportunities in data science and data stewardship?  <a href="http://lists.codata.org/mailman/listinfo/data_science_training_lists.codata.org" target="_blank">Sign up to the CODATA early career community-run data science training and careers list</a><br><br>Follow us on social media! <a href="https://bsky.app/profile/codata-isc.bsky.social" target="_blank">Bluesky</a> - <a href="https://www.linkedin.com/in/simon-hodson-b3711a11/" target="_blank">LinkedIn</a></div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr" style="font-size:small"><div style="font-size:12.8px"><div style="color:rgb(0,0,0)">___________________________<br></div></div></div><div dir="ltr" style="font-size:small"><br></div><div dir="ltr" style="font-size:small">Asha Law | Program Assistant, CODATA | <a href="http://www.codata.org/" style="color:rgb(17,85,204)" target="_blank">http://www.codata.org</a></div><div dir="ltr" style="font-size:small"><br></div><div dir="ltr" style="font-size:small">E-Mail: <a href="mailto:asha@codata.org" style="color:rgb(17,85,204)" target="_blank">asha@codata.org</a><br></div><div dir="ltr" style="font-size:small">Tel (Office): +33 1 45 25 04 96</div><div dir="ltr" style="font-size:small"><br></div><div dir="ltr" style="font-size:small">CODATA (Committee on Data of the International Science Council), 5 rue Auguste Vacquerie, 75016 Paris, FRANCE</div></div></div></div></div></div></div></div></div></div></div></div></div>