Nuclear

Materials Characterization for Nuclear Applications

How HORIBA helps you solve real-world challenges

From site excavation to final decommissioning, every stage of nuclear facility operations depends on reliable measurements. Materials face ageing, corrosion, embrittlement, coating integrity issues, contamination risks, and strict environmental compliance.

HORIBA supports the nuclear energy industry

The nuclear sector requires a uniquely broad and rigorous set of analytical capabilities to ensure safety, performance, and compliance at every stage of the lifecycle.

Facilities must continuously monitor chemical and radiological contamination, control the purity of raw materials, nuclear fuel, steels, and concrete, and verify the chemistry of primary and secondary water circuits to prevent corrosion, embrittlement, and scaling.

Advanced reactors introduce new materials and coolants that demand detailed characterization of coatings, multilayers, and corrosion mechanisms, often under harsh or highly constrained conditions.

Accurate elemental analysis is essential for fuel and spent-fuel management, while particle characterization supports understanding of deposits and filtration processes. Environmental and emissions monitoring, including stack gases, ambient air, and radiation, plays a critical role in routine operations, hydrogen production, and dismantling activities.

Altogether, nuclear energy relies on a comprehensive analytical toolkit spanning liquids, gases, and solids to guarantee reliability, extend plant lifetimes, optimize new reactor designs, and maintain the highest standards of environmental and operational safety.

1. Contamination studies: Chemistry, alpha and gamma emmiters measurement
2. Primary and secondary water circuit monitoring, Corrosion studies, Fuel / Spent fuel characterization
3. Manufacturing of high performance diffraction gratings for Laser fusion power plants: Laser pulsed compression gratings
4. Dismantling: Nuclear waste treatment of MOx, characterization materials

5. AMR/SMR/MSR: Embrittlement, corrosion, and coating analysis
6. Purity of the raw materials, nuclear fuel, steels, concrete, and more
7. Plant and factory construction: Engineering consultancy
8. Hydrogen supply, Fuel cell testing
9. Water analysis: pH, conductivity, purity, salinity
10. Air monitoring: Stack gas testing

Materials Integrity, Ageing and Lifetime Extension

Nuclear materials operate under extreme conditions (radiation, high temperatures, and corrosive environments) leading to ageing, embrittlement, and degradation that can impact safety and plant lifetime.

Your need: Trace impurities can accelerate corrosion and alter material behavior.

Our approach: High-precision elemental analysis from trace to major levels in fuels, steels, molten salts, and corrosion products.

Your benefit: Ensures material purity, corrosion control, and long-term reactor reliability.

Your need: Gas-forming elements drive embrittlement and mechanical failure.

Our approach: Accurate measurement of carbon, sulfur, oxygen, nitrogen, and hydrogen in nuclear materials.

Your benefit: Supports material qualification, ageing studies, and lifetime extension strategies.

Your need: Surface degradation and coating failure reduce material resistance.

Our approach: Rapid depth profiling of elemental composition across coatings and interfaces.

Your benefit: Enables optimization of protective layers and improved resistance to harsh environments.

Your need: Understanding corrosion mechanisms and material transformations without damaging samples.

Our approach: Non-destructive molecular and phase analysis at the micron scale.

Your benefit: Provides insight into ageing, defects, and structural evolution of nuclear materials.

Fuel, Coolant & Advanced Reactor Material Characterization

Advanced reactors (SMR, AMR, MSR) introduce new fuels, materials, and coolants that require precise characterization under challenging conditions.

Your need: Complex chemical compositions in fuels and coolants must be controlled.

Our approach: Multi-element analysis in nuclear fuels, molten salts, and process liquids.

Your benefit: Ensures safe reactor operation and optimized material performance.

Your need: Identifying phases and chemical transformations in advanced materials.

Our approach: Molecular characterization of fuels, oxides, and degradation products.

Your benefit: Improves understanding of material behavior in next-generation reactors.

Your need: Need for sensitive detection of specific species in harsh or radioactive environments.

Our approach: Steady-state and lifetime fluorescence measurements for targeted monitoring.

Your benefit: Enables development of in-situ and online monitoring strategies.

Your need: Performance of coatings and interfaces in advanced reactors.

Our approach: Elemental depth profiling with high resolution.

Your benefit: Supports qualification of new materials and multilayer systems.

Your need: Controlling gas impurities in advanced materials.

Our approach: High-sensitivity bulk gas analysis.

Your benefit: Ensures mechanical integrity and long-term stability.

Circuit Chemistry, Scaling & Particle Transport Control

Efficient operation of nuclear circuits depends on strict control of water chemistry, particles, and deposits, which affect corrosion, heat transfer, and system performance.

Your need: Particle size and distribution impact scaling and filtration efficiency.

Our approach: Laser diffraction and dynamic light scattering for precise particle analysis.

Your benefit: Improves circuit cleanliness, filtration performance, and operational reliability.

Your need: Identifying composition of deposits and contaminants.

Our approach: Elemental analysis of fluids and corrosion products.

Your benefit: Enables better control of circuit chemistry and fouling mechanisms.

Your need: Maintaining stable water chemistry to prevent corrosion and scaling.

Our approach: Accurate measurement of pH, conductivity, and ions in lab and field.

Your benefit: Ensures optimal chemical balance and system stability.

Your need: Continuous monitoring of water quality to detect changes, pollution, and process deviations in real time.

Our approach: Proven online analytical technologies (UV, conductivity, electrochemical and optical methods) for accurate and reliable measurement of key water parameters.

Your benefit: Improves process control, regulatory compliance, and optimizes operation costs through real-time water quality monitoring.

Environmental Monitoring, Safety & Regulatory Compliance

Nuclear facilities must meet strict environmental and safety regulations, while maintaining transparency and public trust throughout operation, dismantling, and decommissioning.

Your need: Monitoring radiation levels in and around nuclear sites.

Our approach: Simple and reliable gamma radiation measurement systems.

Your benefit: Enhances safety, transparency, and regulatory compliance.

Your need: Controlling emissions during operation, dismantling, and waste treatment.

Our approach: Continuous measurement of regulated gases at emission points.

Your benefit: Ensures compliance with environmental standards and safe operations.

Your need: Managing complex and variable gas mixtures.

Our approach: Simultaneous multi-gas analysis in a single system.

Your benefit: Provides real-time insights for safety, process optimization, and incident response.

Waste Management & Decommissioning Support

Dismantling and waste treatment require accurate characterization of materials, emissions, and environmental impact to ensure safe handling and regulatory acceptance.

Your need: Characterizing complex waste compositions.

Our approach: Multi-element analysis of waste and contaminated materials.

Your benefit: Supports safe disposal and regulatory compliance.

Your need: Identifying unknown or hazardous materials.

Our approach: Non-destructive molecular characterization.

Your benefit: Enables safe handling and classification of waste.

Your need: Optimizing filtration and purification processes.

Our approach: Particle size analysis for process control.

Your benefit: Improves efficiency of waste treatment operations.

Your need: Monitoring emissions during dismantling.

Our approach: Continuous gas analysis.

Your benefit: Ensures safe operations and environmental compliance.

Your need: Controlling chemical conditions in waste processing.

Our approach: Reliable pH measurement in lab and field.

Your benefit: Optimizes neutralization and treatment efficiency.

Future Energy Systems & Nuclear Fusion

Nuclear fusion requires ultra-high-power laser systems and optical components capable of operating under extreme energy densities without failure.

Your need: Managing ultra-short, high-energy laser pulses for fusion.

Our approach: Large-format, high-efficiency pulse-compression gratings.

Your benefit: Enables laser-driven fusion and next-generation energy systems.

Resources

Webinars

Analytical Technologies for Nuclear Fuel Cycle, Environment & Materials

The nuclear industry is evolving rapidly. There is an increasing demand for safety, efficiency, and decarbonization, alongside the ageing of reactors and the rise of Small Modular Reactors (SMRs).
In this webinar, HORIBA will demonstrate how advanced analytical technologies, including ICP, GD, EMIA/EMGA, Raman spectroscopy and multivariate data analysis (PCA), are transforming nuclear operations.

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