News and Events

• 10^th International Temperature Symposium https://its10.msc-conf.com which will take place 3-7 April 2023 in Anaheim, California, USA.
• Euramet TC-T Technical workshop “Realising the redefined kelvin: Turning the MeP-K into reality” will be held on 19^th April 2023 in Bratislava, Slovakia.

Real-K project at the 10th International Temperature Symposium:

Tuesday, April 4 8:30 – 10:00
A: Opening Plenary Session: James F Schooley Plenary Lecture
Progress with realizing the redefined kelvin
Graham Machin (NPL), Mohamed Sadli (le CNAM), Jonathan Pearce (NPL), Alexander Kirste (PTB), Jost Engert (PTB), Roberto Gavioso (INRiM)

Tuesday, April 4 16:00 – 17:30
D-1: Realizing the Redefined Kelvin (Real-K)
Chair: Graham Machin (National Physical Laboratory, United Kingdom (Great Britain))

Realizing the redefined kelvin: Extending the life of the ITS-90
Jonathan Pearce (NPL, United Kingdom (Great Britain)); Richard Rusby and Radka Veltcheva (National Physical Laboratory, United Kingdom (Great Britain)); Dolores Del Campo (CEM, Spain); Carmen Garcia Izquierdo (Centro Español de Metrología, Spain); Andrea Merlone (INRiM, Italy); Graziano Coppa (Istituto Nazionale di Ricerca Metrologica, Italy); Liliana Eusebio (IPQ, Portugal); Jovan Bojkovski (MIRS/UL-FE/LMK, Slovenia); Vincencij Žužek (University of Ljubljana, Slovenia); Fernando Sparasci (Laboratoire Commun de Métrologie LNE-Cnam, France); Peter Pavlasek (Slovak Institute of Metrology, Slovakia); Murat Kalemci (TUBITAK UME, Turkey); Ali Uytun (TUBITAK-UME National Metrology Institute, Turkey); Andrea Peruzzi (National Research Council, Canada); Aleksandra Kowal (Instytut Niskich Temperatur i Badan Strukturalnych, Poland)

Realising the redefined kelvin: Facilitating primary gas thermometry
Roberto Gavioso (INRiM, Italy); Christof Gaiser (PTB, Germany); Giovanni Garberoglio (European Centre for Theoretical Studies in Nuclear Physics and Related Areas, Italy); Christian Guenz (PTB, Germany); Robert Hellmann (Helmut Schmidt University, Germany); Bogumil Jeziorski and Michal Lesiuk (University of Warsaw, Poland); Daniele Madonna Ripa (INRiM, Italy); Karsten Meier (Helmut-Schmidt University, Germany); Robin Underwood (NPL, United Kingdom (Great Britain)); Graham Machin (National Physical Laboratory, United Kingdom (Great Britain))

Realising the redefined kelvin: Realisation and dissemination of the kelvin below 25 K
Alexander Kirste and Jost Engert (Physikalisch-Technische Bundesanstalt (PTB), Germany); Jukka Pekola (Low Temperature Laboratory, Aalto University, Finland); Joonas Peltonen (Aalto University, Finland); Shahin Tabandeh (VTT-MIKES, Finland); Laurent Pitre (LNE-Cnam, France); Fernando Sparasci (Laboratoire Commun de Métrologie LNE-Cnam, France)

Euramet TC-T Technical workshop
Realising the redefined kelvin: Turning the MeP-K into reality
Organiser: Prof Graham Machin (NPL, UK, EURAMET, EMPIR Real-K)
Date: 19th April 2023; 09:00-13:00, Location: Bratislava, Slovakia

Realizing the redefined kelvin: thermodynamic temperatures of Fe-C, Pd-C, Ru-C and WC-C for the mise-en-pratique of the kelvin up to 3020 K
Mohamed Sadli and Frédéric Bourson (LNE-Cnam, France); Dave Lowe (National Physical Laboratory, United Kingdom (Great Britain)); Klaus Anhalt and Richard Dieter Taubert (Physikalisch-Technische Bundesanstalt, Germany); Maria-Jose Martin-Hernandez and Jose Manuel Mantilla (Centro Español de Metrologia, Spain); Ferruccio Girard and Michael Florio (Istituto Nazionale di Ricerca Metrologica (INRIM), Italy); Can Gözönünde (TÜBİTAK UME, Turkey); Humbet Nasibli (TUBITAK-UME National Metrology Institute, Turkey); Naohiko Sasajima (National Metrology Institute of Japan, Japan); Xiaofeng Lu (National Institute of Metrology, China & NIM, China); Stephan Briaudeau (LNE-INM/CNAM, France); Graham Machin (National Physical Laboratory, United Kingdom (Great Britain)); Lenka Knazovicka (Czech Metrology Institute, Czech Republic); Olga Kozlova (LN-Cnam, France)

Introduction: 9:00 – 09:05: Peter Pavlasek (SK), Graham Machin (NPL), Steffen Rudtsch (PTB)

Session 1: 09:05- 09:55: Chair: Maria Jose Martin (CEM)
Conference introduction

1. Overview of Realising the Redefined Kelvin (GM) [15 min]
   High temperature non-contact primary thermometry
2. High temperature fixed points – introductory overview (Frederic Bourson, LNE-Cnam)
   [15 min]
3. Progress with indirect primary radiometry for thermodynamic temperature realisation and
   dissemination (Mohamed Sadli, LNE-Cnam) [15 min]
4. Discussion and questions [5 min]

Session 2: 09:55 – 10:30: Chair: Steffen Rudtsch (PTB)
Acoustic gas thermometry – towards T dissemination

1. Towards primary gas thermometry for thermodynamic temperature dissemination (Roberto
   Gavioso, INRIM) [15 min]
2. Ab-initio calculation of virial coefficients for metrology (Giovanni Garberoglio, Fondazione
   Bruno Kessler) [15 min]
3. Discussion and questions [5 min]

Session 3: 10:30 – 11:05: Chair: Roberto Gavioso (INRIM)
Low temperature primary thermometry

1. Realising and disseminating thermodynamic temperatures below 25 K to 5 K (Laurent Pitre,
   LNE-Cnam) [15 min]
2. Realising and disseminating thermodynamic temperatures below 1 K to ~ 5 K (Alexander
   Kirste, PTB) [15 min]
3. Discussion and questions [5 min]

Coffee break until 11:30
Session 4: 11:30 – 12:05: Chair: Jonathan Pearce (NPL)
Research on the ITS-90

1. Extending the life of ITS-90 – non-uniqueness studies (Richard Rusby, NPL) [15 min]
2. Extending the life of ITS-90 – alternate fixed points to mercury (Fernando Sparasci, LNE-
   Cnam) [15 min]
3. Discussion and questions [5 min]

Session 5: 12:05 – 13:00: Chair: Mohamed Sadli (LNE-Cnam)
Discussion forum

1. CCT Strategy 2020-2030+ overview (GM) [10 mins+ 5 min open discussion]
2. MeP-K-19 current status and prospects for T vs ITS-90, PLTS-2000 (Christof Gaiser, PTB) [10
   mins+5 min open discussion]
3. Photonic and quantum-based thermometry sensors (Stephan Briaudeau, LNE-Cnam) [10
   mins+5 min open discussion]
4. Open discussion forum – session chairs, speakers: Meeting close: 13:00