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SC4RC 2026

from Monday, 4 May 2026 (14:00) to Friday, 8 May 2026 (18:00)
CERN (500/1-001)

        : Sessions
    /     : Talks
        : Breaks
4 May 2026
5 May 2026
6 May 2026
7 May 2026
8 May 2026
AM
09:00 Faster, Greener, Precise Enough: Challenges and Directions in GPU Auto-Tuning - Ben van Werkhoven (Leiden University)  
09:45 Responses & discussion  
10:15 A quick overview of the physical and social science of the planetary crisis - Julia Steinberger (University of Lausanne)  
11:00 --- Coffee break ---
11:30
Contributed Talks (until 12:30) (500/1-001 - Main Auditorium)
11:30 Estimating the environmental impact of computing for a future accelerator facility - Dr Hannah Wakeling (John Adams Institute, University of Oxford)  
11:55 Integrating sustainability in the design of the Wide-field Spectroscopic Telescope’s data processing and storage - Laurane Fréour (University of Vienna)  
12:20 Discussion  
11:30
Contributed Talks (until 13:00) (40/S2-D01 - Salle Dirac)
11:30 Understanding and Evaluating DRAM's Operational and Embodied Emissions - Mr Aditya Manglik  
11:55 Mitigate. Innovate. Sustain. - Wilco Burggraaf  
12:20 Reducing machine learning model emissions by integrating physics knowledge - Daisy Bradley (University of Sheffield)  
12:45 Discussion  
09:00 Welcome & overview of the day   (503/1-001 - Council Chamber)
09:15
Contributed Talks (until 10:30) (503/1-001 - Council Chamber)
09:15 Green Research Software Engineering: A new role to Embed Sustainability in Research Software - Dr Kirsty Pringle (University of Edinburgh / Software Sustainability Institute)  
09:40 Building Communities in Green Computing - Anica Araneta (University of Cambridge)  
10:05 Integrating environmental sustainability into bioinformatics training and its delivery - Dr Flaminia Zane (EMBL-EBI)  
09:15
Contributed Talks (until 10:30) (500/1-001 - Main Auditorium)
09:15 Towards a Federated Accounting Framework for Sustainable Research Computing: A Landscape Review of the UK's Digital Research Infrastructure - Deniza Chekrygina  
09:40 Life cycle assessment of the LHCb data centres : Overall impacts & Cooling systems comparison - Roman Dandoy (Universite de Liege (BE))  
10:05 What does that really tell us? Interpreting numbers in sustainability reports - Romain Jacob (ETH Zurich)  
10:30 --- Coffee break ---
11:00
Contributed Talks (until 11:50) (503/1-001 - Council Chamber)
11:00 [UKRI's approach to Sustainable Digital Research Infrastructure] - Dr Emily Wallis (United Kingdom Research and Innovation)  
11:25 The sustainability challenge of modern computational science - Loic Lannelongue (University of Cambridge)  
11:00
Contributed Talks (until 12:15) (500/1-001 - Main Auditorium)
11:00 An environmental assessment of computing services in higher education - Tobias Fitschen (The University of Manchester (GB)) Caterina Doglioni (The University of Manchester (GB))  
11:25 Carbon Accounting for UK Research Computing: proof of concept & beyond. - Alex Owen (University of London (GB))  
11:50 How accurate are current tools and models for estimating software energy consumption? - Andreas Brunnert (Munich University of Applied Sciences HM)  
11:50
Interactive Session (until 12:30) (503/1-001 - Council Chamber)
11:50 IT in your research – what impacts? - Julia Paolini (EPFL) Manuel Cubero-Castan (EPFL, VPS)  
09:00 On the Challenges in Assessing the Sustainability of AI [Online] - Raghavendra Selvan (University of Copenhagen)  
09:45 Responses & discussion  
10:15 --- Coffee break ---
10:45 Modelling Scenarios for Carbon-aware Geographic Load Shifting of Compute Workloads [Online] - Wim Vanderbauwhede (University of Glasgow)  
11:30
Contributed Talks (until 13:10) (40/S2-C01 - Salle Marie Sklodowska-Curie)
11:30 An Energy-Efficient Data Centre with Heat recovery at Queen Mary University of London - Dr Sudha Ahuja (Queen Mary University of London)  
11:55 Wattnet: High-Resolution Carbon and Water Intensity Modelling to Enable Impact-Aware Research Computing. - JAIME IGLESIAS BLANCO (Spanish National Research Council (CSIC)) Mr Jaime Iglesias Blanco (CSIC)  
12:20 Sustainability-Aware Workload Shifting Beyond Carbon Intensity - Geerd-Dietger Hoffmann (Green Coding Solutions, University of Potsdam)  
12:45 Adaptive Infrastructure and Efficiency Strategies at a GridKa WLCG Tier-1 Center - Manuel Giffels (KIT - Karlsruhe Institute of Technology (DE))  
11:30
Contributed Talks (until 13:10) (500/1-001 - Main Auditorium)
11:30 Using co-design to improve computing carbon calculators - Dr Christina Bremer (University of Cambridge)  
11:55 The One Token Model: A Multi-Layer Framework for the Granular Estimation of AI Inference Energy - Mr Mathieu Francois (Co-Founder & CEO, Antarctica)  
12:20 GreenMetaData: Standardising Environmental Impact Reporting for Computational Research - Jyoti Bhogal  
12:45 Towards a better understanding of environmental impacts of IT : evaluation of carbon emissions generated by organizations’ IT services - Julia Paolini (EPFL)  
09:00 The Political Economy of Compute: Provocations and Pathways - Jo Walton (University of Sussex)   (503/1-001 - Council Chamber)
09:45 Responses & discussion   (503/1-001 - Council Chamber)
10:15 --- Coffee break ---
10:45
Interactive Session (until 11:30) (503/1-001 - Council Chamber)
10:45 Your planet needs you! Scoping a community of Sustainable Computing Ambassadors. - Loïc Lannelongue (University of Cambridge) Kirsty Pringle   (503/1-001 - Council Chamber)
11:30 Prizes   (503/1-001 - Council Chamber)
11:45 Summary & close   (503/1-001 - Council Chamber)
PM
14:00
Welcome & Housekeeping - Rakhi Mahbubani (Rudjer Boskovic Institute (HR)) Markus Schulz (CERN) Kristina Gunne (CERN) Rakhi Mahbubani (until 14:30)
14:00 Logistics - Markus Schulz (CERN)  
14:05 Welcome to CERN - Simone Campana (CERN)  
14:15 Welcome to SC4RC - Rakhi Mahbubani (Rudjer Boskovic Institute (HR)) Rakhi Mahbubani  
14:30
Discipline Summaries (until 16:00) (503/1-001 - Council Chamber)
14:30 Scientific Computing Across Disciplines: A Student-Driven Evaluation of Institutional Computing Footprints and External Resource Usage - Jeroen Dobbelaere (Institute of Science and Technology Austria)  
14:50 Green computing in neuroimaging research: Identifying strategies to reduce energy consumption, and training end users through roving workshops - Dr Nicholas Souter (University of Sussex)  
15:10 [Discipline Introduction: High Energy Physics, LHC and Computing for LHC] - Caterina Doglioni (University of Manchester, UK) Caterina Doglioni (The University of Manchester (GB))  
15:30 Balancing accuracy and computational cost in computational chemistry - Jelle Vekeman (University of Antwerp)  
15:50 Discussion  
16:00 --- Coffee break ---
16:30
Interactive Session (until 17:15) (503/1-001 - Council Chamber)
16:30 Power Measurement Techniques for Research Computing - Dr Jack Coker (University of Cambridge)  
16:30
Interactive Session (until 17:15)
16:30 GreenDIGIT for Environmental Sustainability in Digital Research Infrastructures: Assessment Methodology and Metrics Publication System - Shashikant Ilager (University of Amsterdam) Mr Gergely Sipos (EGI)  
17:15
Dashboard Demos (until 18:00) (503/1-001 - Council Chamber)
17:15 Accelerating Science, Decelerating Carbon: Sustainable Computing at CERN - Amine Lahouel (CERN) Laura Eve Sarah Llinares   (503/1-001 - Council Chamber)
17:15 Energy & Emissions Monitoring of Compute Workloads Using CEEMS [Online] - Dr Mahendra PAIPURI (CNRS)   (503/1-001 - Council Chamber)
17:15 The Green Algorithms Dashboard: Bringing Carbon Visibility to Research Computing - Navirah Kamal (University of Cambridge)   (503/1-001 - Council Chamber)
18:00 --- Break ---
18:30
Social (until 20:00) (61/1-201 - Pas perdus - Not a meeting room -)
20:00 Welcome & Housekeeping   (503/1-001 - Council Chamber)
12:30
Contributed Talks (until 13:00) (500/1-001 - Main Auditorium)
12:30 Engineering a Scalable, FAIR Data Infrastructure for Resource-Efficient Research - Irufan Ahmed (Imperial College London)  
13:00 --- Lunch break ---
14:30 Sustainable Computing in an Era of Rising Hardware Costs and Slowing Per-Core Progress - Ian Fisk (Simons Foundation)  
15:15 Software Engineering and Sustainability: Experience Cultivating Better Systems - Michael Philip Sparks (The University of Manchester (GB))  
16:00 --- Coffee break ---
16:30
Poster session (until 17:15)
17:15
Poster session (until 22:30) (500/1-201 - Mezzanine)
17:15 Developing a sustainable institutional research computing culture - Hannah Scott (Imperial College London) Jeremy Cohen (Imperial College London)  
17:30 A Comprehensive Data Analysis of Three IBM POWER9 Cooling Systems in the ExaDigit Framework - Mr Yishak Tadele Nigatu (University of Trento)  
17:30 Applied AI for Power Management and Predictive Maintenance in the LHCb HLT2 Data Centre - Matteo Bunino (CERN)  
17:30 Architectures of Isolation: Why Software Architecture Is the Real Interoperability Standard - Dr Colin C. Venter (CERN)  
17:30 CompilePython.com: Capturing Community Knowledge on Compiling Python for Real-World Software - Michael Philip Sparks (The University of Manchester (GB))  
17:30 Cutting Carbon in SKA Science Computing though Lifecycle Management, Load Shaping, and Accelerators - Dr Ruben Rodriguez Alvarez (EPFL Embedded Systems Lab) Dr Miguel PEÓN-QUIRÓS (EcoCloud EPFL) Dr Denisa-Andreea Constantinescu (EPFL Embedded Systems Lab)  
17:30 Datacenters and Artificial Intelligence: Piloting the Energy Performance of AI Usages as a Strategic CSR Challenge - Dr Angela CIOCAN (CERADE, ESAIP, Angers, France, L3i, La Rochelle University, France) Prof. Vincent COURBOULAY (L3i, La Rochelle University, France) Dr Adrian CIOCAN (MAIF, France, La Rochelle University, France)  
17:30 EcoCloud: An Experimental Research Facility for Sustainable Computing and Computing for Sustainability - Xavier Eric Ouvrard (EPFL EcoCloud)  
17:30 Energy impact of programming languages and their frameworks on business/web applications - Christophe Farges  
17:30 Estimating the Embodied Impacts of the Internet: Promise and Deception - Pascal Emmenegger  
17:30 GreenPhysECS: Exploring the Practical Utility of the Entity-Component-System Model for Early-Career Researchers Building Energy-Aware Parallel Research Software - Michael Philip Sparks (The University of Manchester (GB))  
17:30 How effective are carbon reporting tools in encouraging sustainable behaviours? Introducing E-SCOUT, a large-scale multi-centre trial - Dr Christina Bremer (University of Cambridge)  
17:30 Implementation of background jobs for recovering CPU usage during the draining of worker nodes - Maximilian Horzela (Georg August Universitaet Goettingen (DE)) Sebastian Wozniewski (Georg August Universitaet Goettingen (DE))  
17:30 Operationalising Sustainable Software Engineering (SSE) Principles Through Runtime Architectural Tactic Selection in Self-Adaptive Microservices - Tia Haddad (Kingston University London)  
17:30 PUE is broken, what is next? - Dr August Ning (EPFL) Xavier Eric Ouvrard (EPFL EcoCloud)  
17:30 Scaling up CATS, The Climate Aware Task Scheduler, for cluster computing and international reach - Ms Sadie Bartholomew (National Centre for Atmospheric Science and University of Reading)  
17:30 TBD - Nicholas Souter (University of Sussex)  
17:30 TBD - Jyoti Bhogal  
17:30 TBD - Kirsty Pringle  
17:30 TBD - Jeroen Dobbelaere (Institute of Science and Technology Austria)  
17:30 TBD - Amine Lahouel (CERN)  
17:30 TBD - Laura Eve Sarah Llinares  
17:30 TBD - Jaime Iglesias Blanco (CSIC) JAIME IGLESIAS BLANCO (Spanish National Research Council (CSIC))  
17:30 TBD - Dr Xavier Eric Ouvrard (EPFL EcoCloud) Georgios Sarantakos  
17:30 The Green Frontier of Big Data: Environmental Efficiency of Tape Storage at CERN - Vladimir Bahyl (CERN)  
17:30 Towards Sustainable and Accountable Hybrid Cloud Computing via Carbon Intensity Forecasting - Matteo Zanotto (University of Trento)  
17:30 UrbanTwin: Digital Twins at the Service of a Sustainable Future through Integrated Urban Systems - Dr Denisa-Andreea Constantinescu (EPFL Embedded Systems Lab) Dr Catarina G. Braz (École Polytechnique Fédérale de Lausanne)  
12:15
Writing Session (until 12:30) (61/1-007 - Room C)
12:30 --- Lunch break ---
14:00
Interactive Session (until 14:45) (503/1-001 - Council Chamber)
14:00 What’s Stopping Emissions Monitoring Across Compute Services? - Jessica Huntley (STFC)   (503/1-001 - Council Chamber)
14:00
Writing Session (until 15:30)
14:45
Interactive Session (until 15:30) (503/1-001 - Council Chamber)
14:45 Beyond the Dashboard: What Should Research Computing Carbon Monitoring Actually Do? - Navirah Kamal (University of Cambridge)  
15:30 --- Coffee break ---
16:00 Developing a sustainable institutional research computing culture - Jeremy Cohen (Imperial College London)   (503/1-001 - Council Chamber)
16:45 Responses & discussion   (503/1-001 - Council Chamber)
17:45 --- Cern tours ---
19:00
Public Webinar [Online] - Loic Lannelongue (University of Cambridge) Raghavendra Selvan (University of Copenhagen) Kirsty Pringle Jyoti Bhogal (until 20:30)
19:00 Panel Introduction & scene setting [online] - Loic Lannelongue (University of Cambridge)  
19:30 Panel Discussion [online] - Raghavendra Selvan (University of Copenhagen) Laurane Fréour Kirsty Pringle Jyoti Bhogal  
13:10 --- Lunch break ---
14:30
Contributed Talks (until 15:45) (500/1-001 - Main Auditorium)
14:30 Optimizing Energy Efficiency at the WLCG PIC Tier-1: From Predictive Job Scheduling to Real-Time CPU Control - Jose Flix Molina (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES))  
14:55 SUSFECIT: Objectives and Concepts - Dr Dwayne Spiteri (DESY)  
15:20 Enhancing Sustainable Research: A holistic Approach to Sustainable Computing - Xavier Eric Ouvrard (EPFL EcoCloud) Georgios Sarantakos (EPFL)  
14:30
Poster session (until 15:45) (500/1-201 - Mezzanine)
15:45 --- Coffee break ---
16:15 Environmentally Sustainable HeAlth REsearch (SHARE) From ‘tool solutionism’ to a context sensitive, just, systems focused and reflexive approach - Gabby Samuel  
13:00 --- Science Gateway tour ---