Applied Physics

Applied Physics at CERN plays a vital role in transforming theoretical concepts into tangible technologies that drive both scientific discovery and practical innovation. From developing cutting-edge particle detectors to contributing to global medical advancements, CERN's applied physicists are at the forefront of technology that changes the world.

Applied Physics at CERN: Where Theory Meets Innovation

At CERN, Applied Physics serves as the vital link between theoretical physics and real-world technological advancements. This dynamic field takes the fundamental principles of physics and translates them into practical solutions, driving both scientific progress and innovation in everyday life. CERN’s contributions in Applied Physics extend far beyond the laboratory, leading to significant breakthroughs in areas like medical imaging, radiation therapy, and materials science. For instance, particle detectors initially developed at CERN are now integral to PET scanners, enabling early detection and treatment of diseases. Similarly, synchrotron radiation, first used in high-energy physics experiments, is now a critical tool in material science and biomedical research.

 

Beyond these specific technologies, CERN’s work in Applied Physics also encompasses the development of advanced computational techniques and infrastructure that support large-scale data analysis. These innovations are not only crucial for scientific research but also have wide-ranging industrial applications. Applied physicists at CERN work closely with engineers, technicians, and theoretical physicists, pushing the boundaries of what is technologically possible. By turning abstract scientific concepts into tangible solutions, they contribute to a global hub of innovation that is shaping the future of science, technology, and industry.

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Development of Advanced Particle Detectors
Applied physicists at CERN are responsible for designing and developing cutting-edge particle detectors used in high-energy physics experiments. These detectors are critical in capturing and analysing data from particle collisions, enabling breakthroughs in understanding fundamental particles and forces. Beyond research, these technologies have been adapted for use in medical imaging, improving diagnostics and treatments.
Particle Accelerator Design, Simulation and Operation
At the core of CERN’s mission lie the particle accelerators that enable world leading research in particle, atomic and nuclear physics. The design, simulation and operation of these accelerators is carried out by CERN’s applied physicists. They are at the forefront of ensuring optimal exploitation of the CERN accelerator complex and in addressing the challenges of next generation accelerators such as the Future Circular Collider.
Applied Physicists for Accelerator Systems
By applying their skills in areas such as superconductivity, laser physics, solid state physics and beam-matter interaction CERN’s applied physicists are involved in the design, construction and operation of the large panoply of equipment required to run CERN’s accelerator complex. This includes the systems that generate and accelerate intense particle beams, devices that measure beam properties, novel magnetic systems and cutting edge targetry.
Project example

Medipix: Revolutionizing Medical Imaging

Origin
  • Initially developed for particle detection in high-energy physics experiments.
Technology behind
  • Medipix detectors use particle-tracking techniques to capture highly detailed images.
  • Unlike traditional X-rays, Medipix allows for real-time imaging at high resolution, enabling doctors to see tissues and organs in unprecedented detail.
  • This technology is now being used in various medical applications, from diagnosing diseases to guiding complex surgeries.
Impact
  • Medipix project extends beyond healthcare, with its technology being utilized in space research, material science, and other fields where precision imaging is crucial.
  • This project exemplifies how applied physics can translate complex scientific innovations into practical tools that enhance everyday life.

Open positions in Applied Physics

That's a fact!
CERN's particle physics expertise is revolutionizing cancer treatment with hadron therapy, using protons and carbon ions to target cancer cells while sparing healthy tissue!

Explore the diverse fields of work at CERN

Discover how your role can transition across various departments

Administration

Administration

Behind great science, there's great administration. We provide the coordination, support and expertise that help CERN's people, projects and communities succeed every day.

Campus, Organisational and Corporate Services

Campus, Organisational and Corporate Services

Chemical, Materials & Process Engineering

Chemical, Materials & Process Engineering

From advanced materials to innovative processes, we develop the technologies that enable CERN's scientific and engineering achievements.

Civil Engineering

Civil Engineering

Creating an inspiring and welcoming environment for CERN's scientific community by managing and developing CERN's buildings and infrastructures.

Communication & Stakeholder Engagement

Communication & Stakeholder Engagement

The communication & stakeholder engagement drive the Organization's strategy to build and maintain robust political, financial, and public support for CERN's scientific and societal missions.

Data Science, AI & Analytics

Data Science, AI & Analytics

Data powers discovery. We transform complex information into insights, intelligence and innovation that accelerate science and improve CERN's operations.

Electrical Engineering

Electrical Engineering

Powering the world's most advanced scientific facilities. We design, operate and innovate the electrical systems that make CERN's research possible.

Electronics Engineering

Electronics Engineering

Precision electronics are at the heart of every discovery. We design the intelligent systems that measure, control and capture the signals shaping modern physics.

Engineering

Engineering

Experimental Physics

Experimental Physics

CERN’s Experimental Physics challenges the limits of our understanding, transforming bold theories into high-energy collisions that reveal the universe’s deepest secrets. From designing experiments to analysing breakthrough data, our physicists push the boundaries of knowledge every day. Ready to turn theory into discovery?

Facilities & Infrastructure Management

Facilities & Infrastructure Management

A world-class research centre relies on more than science alone. We develop and manage the facilities, infrastructure and everyday services that enable CERN's community to work, collaborate and thrive.

Finance, Control & Audit

Finance, Control & Audit

Every investment in science deserves trust. We ensure that CERN's resources are managed responsibly, transparently and sustainably, supporting discoveries that benefit the world.

Health, Safety, Environment & Sustainability

Health, Safety, Environment & Sustainability

Playing a pivotal role in ensuring the well-being of our people and the sustainability of our operations.

Human Resources

Human Resources

People are at the heart of everything we do. We help foster an inclusive environment so talented individuals from around the world can contribute to CERN's scientific mission and perform at their best.

Information Technologies

Information Technologies

Software is crucial to CERN's mission of producing particle beams for physics experiments, coordinating thousands of devices through a sophisticated accelerator control system. Our engineers and technicians develop software across all layers, from embedded real-time systems to micro-service-based backend servers and user interfaces. We leverage mainstream, open-source technologies such as Linux, Docker, Kubernetes, Java, Python, and Kafka, ensuring our knowledge is broadly applicable beyond CERN.

Logistics & Transport

Logistics & Transport

Moving science forward takes more than ideas. We coordinate the flow of people, materials and equipment that keeps CERN's research and operations running smoothly.

Mechanical Engineering

Mechanical Engineering

Mechanical Engineering at CERN is crucial to advancing technology and enabling cutting-edge scientific discoveries. Our engineers design, build, and maintain sophisticated machinery, complex accelerator systems and experimental facilities that power some of the world’s most complex and impactful experiments.

Physics

Physics

Procurement

Procurement

Every breakthrough starts with the right partners. We connect CERN's scientific ambitions with industry, securing the goods, services and expertise that make discovery possible.

Site Security

Site Security

Security is essential to scientific excellence. We help create a safe, secure and resilient environment where people, research and international collaboration can thrive.

Technology Transfer & Innovation

Technology Transfer & Innovation

Innovation doesn't stop at the laboratory. We transform CERN's technologies and expertise into real-world solutions that create impact far beyond particle physics.

Theoretical Physics

Theoretical Physics

Theoretical physics at CERN explores the fundamental principles of particles and forces, providing the framework for understanding the universe at its most fundamental level. It transforms abstract concepts into testable predictions, ensuring that CERN remains at the cutting edge of discovery.

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