Nine Quintessa consultants visited the Low-Level Waste Repository (LLWR) in May 2025, taking up an important opportunity to ...

Quintessa has recently conducted an independent review of the subsurface Early Risk Assessment for Carbon Storage Licence CS025 on behalf of the Northern Endurance Partnership (NEP). This continues ...

Setting a start amount of contaminants in a compartment Adding a Source to a model AMBER's in-built unit conversion functions ...

Quintessa recently participated in the 7ᵗʰ workshop of the DECOVALEX project, hosted by the Korean Atomic Energy Research Institute (KAERI) in Busan, South Korea. The DECOVALEX project (DEvelopment of ...

Quintessa mathematicians and scientists enjoy analysing numbers. Over the last few months, Simon Rookyard and Jodie Stone have further enhanced Quintessa’s algorithm for sports team rating and result ...

Richard Metcalfe recently participated as an Expert Panellist in a group discussion session entitled “Carbon Management from the Insurance Lens”, at the Climate Tech Conference 2024, organised by the ...

Quintessa celebrates the fact that our principal assets are talented individuals with leading edge expertise in their chosen fields and a passion for problem solving. Respect for each other and for ...

Quintessa is pleased to announce that it has made the shortlist of six companies selected by the Employee Ownership Association (EOA) for its employee-owned business of the year award. The award is ...

Jen and Tom will be working with us on a range of mathematical modelling, geoscience, decision support and software development projects over the next year. Quintessa has a long history of employing ...

Result Times are the times at which AMBER saves the Amounts in each compartment and the times at which values are plotted or written to a report. This video covers section 8.1 of the User Guide.

PITZER is a PHREEQC version of the Yucca Mountain EQ3/6 thermodynamic database that includes 'Pitzer data' to parameterise the activity coefficients of aqueous species.

Richard Metcalfe attended the conference and gave a presentation on the importance of using multiple lines of evidence in the containment risk assessment (CRA) for underground storage of CO₂. Such an ...