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October 5, 2023

A Quantum Leap in Energy: Designs Chosen for Mini Nuclear Reactors

A Quantum Leap in Energy: Designs Chosen for Mini Nuclear Reactors


In a landmark move towards a sustainable and low-carbon future, the United Kingdom has announced a significant milestone in its quest for clean energy. The government has selected designs from six prominent companies to spearhead the development of the next generation of Small Modular Reactors (SMRs). This momentous decision is a crucial step towards achieving the ambitious target of generating up to a quarter of all UK electricity from nuclear power by 2050.

The Chosen Innovators

EDF, GE-Hitachi Nuclear Energy International LLC, Holtec Britain Limited, NuScale Power, Rolls Royce, and Westinghouse Electric Company UK Limited have emerged as the vanguards of this transformative energy transition. These companies have successfully secured their place in the next phase of the Small Modular Reactor (SMR) competition, underscoring their commitment to leading the way in revolutionising the energy landscape.

A Glimpse into the Future

The concept of Small Modular Reactors (SMRs) promises to be a game-changer in the world of nuclear energy. SMRs, as the name suggests, are smaller in size compared to conventional nuclear reactors, and their manufacturing process is significantly faster and less expensive. This breakthrough technology not only allows for streamlined production but also offers enhanced safety measures and operational efficiency.

A Sustainable Vision

The government's decision to invest in SMRs is aligned with its broader vision for a more sustainable and environmentally responsible energy future. By 2050, the UK aims to produce a substantial portion of its electricity from nuclear power, thereby reducing greenhouse gas emissions and the country's reliance on fossil fuels. This move represents a giant leap towards a cleaner and more sustainable energy mix.

Operational SMRs by the Mid-2030s

The selected designs are not just any designs; they are the cream of the crop. These innovative companies have demonstrated that their designs are the most capable of delivering operational Small Modular Reactors by the mid-2030s. This commitment to a tangible timeline is an encouraging sign of progress in the nuclear energy sector, promising reliability and security in the future energy supply.

Benefits of Small Modular Reactors

The adoption of SMRs comes with a plethora of benefits. Firstly, their smaller size means they can be manufactured in controlled environments, such as factories, which significantly reduces construction time and costs. Additionally, their compactness allows for versatile installation options, including locations not feasible for larger reactors.

SMRs are inherently safer, thanks to advanced technology that minimises risks. Their modular design allows for easier monitoring, and should any issue arise, it can be contained within individual units without affecting the entire facility. This represents a significant improvement in terms of safety and minimises the risk of catastrophic accidents.

Furthermore, SMRs offer flexibility in terms of power output, making them suitable for a variety of applications, from providing electricity to remote communities to powering industrial processes.

A Green Energy Revolution

The UK's commitment to the development of Small Modular Reactors is a promising stride towards achieving its clean energy goals. The chosen designs are set to be at the forefront of this green energy revolution, helping the country transition to a low-carbon future while ensuring a stable and reliable power supply.


The selection of designs from EDF, GE-Hitachi Nuclear Energy International LLC, Holtec Britain Limited, NuScale Power, Rolls Royce, and Westinghouse Electric Company UK Limited for Small Modular Reactors marks a pivotal moment in the journey towards a sustainable energy future. These innovative technologies offer the promise of reliable, cost-effective, and safe nuclear energy production, driving the UK closer to its ambitious target of generating a quarter of its electricity from nuclear power by 2050. This decision not only ensures a cleaner environment but also secures the country's energy independence for years to come. As we move closer to the mid-2030s, the realisation of operational SMRs promises to be a shining beacon of hope in our pursuit of a greener and more sustainable world.

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