{"id":28920,"date":"2025-06-21T09:46:30","date_gmt":"2025-06-21T08:46:30","guid":{"rendered":"https:\/\/www.ch.ic.ac.uk\/rzepa\/blog\/?p=28920"},"modified":"2025-07-22T09:00:25","modified_gmt":"2025-07-22T08:00:25","slug":"watoc25-and-its-dr-who-like-regeneration-to-young-watoc25","status":"publish","type":"post","link":"https:\/\/www.ch.ic.ac.uk\/rzepa\/blog\/?p=28920","title":{"rendered":"WATOC25 and its (Dr Who like) regeneration to Young WATOC25."},"content":{"rendered":"<div class=\"kcite-section\" kcite-section-id=\"28920\">\n<p>The <a href=\"https:\/\/watoc.net\" target=\"_blank\" rel=\"noopener\">WATOC congresses<\/a> occur every three years. WATOC25, the 13th in a series which started in 1987 \u00a0takes places tomorrow in Oslo, Norway, The day before the main event there is something new &#8211; a session just for early career researchers or &#8220;Young WATOC&#8221;. As an &#8220;old&#8221; WATOCer, I dropped into the opening session and was delighted to find a packed auditorium, with literally standing room only comprising mostly young researchers in their 20s.<\/p>\n\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-1 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 50%;\n\t\t\t}\n\t\t\t#gallery-1 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-1' class='gallery galleryid-28920 gallery-columns-2 gallery-size-thumbnail'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.ch.ic.ac.uk\/rzepa\/blog\/?attachment_id=28921'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"113\" src=\"https:\/\/www.ch.ic.ac.uk\/rzepa\/blog\/wp-content\/uploads\/2025\/06\/IMG_2858.jpeg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.ch.ic.ac.uk\/rzepa\/blog\/?attachment_id=28922'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"113\" src=\"https:\/\/www.ch.ic.ac.uk\/rzepa\/blog\/wp-content\/uploads\/2025\/06\/IMG_2863.jpeg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\n<p>Apparently in terms of presenters, the event was more than five times over-subscribed with &gt;100 submissions, of which around 18 being selected for presentation.<\/p>\n<p>The first talk was also really great, involving how to locate the equilibrium geometries of molecules and the transition states connecting their reactions. The standard methods used nowadays involve Taylor series expansions of the energy and it&#8217;s good to see new methods based on ML and image processing techniques being adapted for this.<\/p>\n<p>It looks like the future of computational chemistry is in enthusiastic new hands! And, for the first time, this 13th Congress now has its own app containing speaker information, abstracts, the timetable and much more. All indexed and searchable!<\/p>\n<p>The week ahead is packed with talks and I may report back here.<\/p>\n<!-- kcite active, but no citations found -->\n<\/div> <!-- kcite-section 28920 -->","protected":false},"excerpt":{"rendered":"<p>The WATOC congresses occur every three years. WATOC25, the 13th in a series which started in 1987 \u00a0takes places tomorrow in Oslo, Norway, The day before the main event there is something new &#8211; a session just for early career researchers or &#8220;Young WATOC&#8221;. As an &#8220;old&#8221; WATOCer, I dropped into the opening session and [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"activitypub_content_warning":"","activitypub_content_visibility":"","activitypub_max_image_attachments":5,"activitypub_interaction_policy_quote":"anyone","activitypub_status":"","footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[2238],"tags":[],"ppma_author":[2661],"class_list":["post-28920","post","type-post","status-publish","format-standard","hentry","category-watoc-reports"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>WATOC25 and its (Dr Who like) regeneration to Young WATOC25. - Henry Rzepa&#039;s Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ch.ic.ac.uk\/rzepa\/blog\/?p=28920\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"WATOC25 and its (Dr Who like) regeneration to Young WATOC25. - Henry Rzepa&#039;s Blog\" \/>\n<meta property=\"og:description\" content=\"The WATOC congresses occur every three years. WATOC25, the 13th in a series which started in 1987 \u00a0takes places tomorrow in Oslo, Norway, The day before the main event there is something new &#8211; a session just for early career researchers or &#8220;Young WATOC&#8221;. 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There are many ways of helping people make these connections - attending a conference or seminar, searching journals for published articles and nowadays also searching for data are just a few examples. For about\u2026","rel":"","context":"In &quot;WATOC reports&quot;","block_context":{"text":"WATOC reports","link":"https:\/\/www.ch.ic.ac.uk\/rzepa\/blog\/?cat=2238"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":25304,"url":"https:\/\/www.ch.ic.ac.uk\/rzepa\/blog\/?p=25304","url_meta":{"origin":28920,"position":1},"title":"Personal Impressions from WATOC 2020 &#8211; Dispersion and non Born-Oppenheimer models.","author":"Henry Rzepa","date":"July 11, 2022","format":false,"excerpt":"WATOC 2020 was just held in 2022 in Vancouver Canada, over one week. With many lectures held in parallel, it is not possible for one person to cover anything like the topics presented, so this is a personal view of some of those talks that I attended. As happens with\u2026","rel":"","context":"In &quot;WATOC reports&quot;","block_context":{"text":"WATOC reports","link":"https:\/\/www.ch.ic.ac.uk\/rzepa\/blog\/?cat=2238"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":28931,"url":"https:\/\/www.ch.ic.ac.uk\/rzepa\/blog\/?p=28931","url_meta":{"origin":28920,"position":2},"title":"WATOC 2025 report &#8211; extending the limits of computation (accuracy).","author":"Henry Rzepa","date":"June 25, 2025","format":false,"excerpt":"This are just a few insights\u00a0I have got from some of the talks I attended.\u00a0As usual, this does not represent a report on the WATOC congress itself, but simply some aspects that caught my personal eye. Frank Neese talked about his Bubblepole approximation for large molecules. And he was not\u2026","rel":"","context":"In &quot;WATOC reports&quot;","block_context":{"text":"WATOC reports","link":"https:\/\/www.ch.ic.ac.uk\/rzepa\/blog\/?cat=2238"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":18755,"url":"https:\/\/www.ch.ic.ac.uk\/rzepa\/blog\/?p=18755","url_meta":{"origin":28920,"position":3},"title":"One more WATOC 2017 Report.","author":"Henry Rzepa","date":"August 31, 2017","format":false,"excerpt":"Conferences can be intense, and this one is no exception. After five days, saturation is in danger of setting in. But before it does, I include two more (very) brief things I have learnt. Sason Shaik introduced a theme he first investigated years ago, but for which no experiment had\u2026","rel":"","context":"In &quot;Interesting chemistry&quot;","block_context":{"text":"Interesting chemistry","link":"https:\/\/www.ch.ic.ac.uk\/rzepa\/blog\/?cat=4"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":18742,"url":"https:\/\/www.ch.ic.ac.uk\/rzepa\/blog\/?p=18742","url_meta":{"origin":28920,"position":4},"title":"(another) WATOC 2017 report.","author":"Henry Rzepa","date":"August 29, 2017","format":false,"excerpt":"Another selection (based on my interests, I have to repeat) from WATOC 2017 in Munich. Odile Eisenstein gave a talk about predicted\u00a013C chemical shifts in transition metal (and often transient) complexes, with the focus on metallacyclobutanes. 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