Norwegian Centre for Nanoscale X-ray Tomography (NEXT) at NTNU
The Norwegian Centre for Nanoscale X-ray Tomography (NEXT) at the Department of Physics, Norwegian University of Science and Technology (NTNU), is the premier facility for advanced X-ray methodologies and synchrotron science in Norway. The NEXT-NTNU research focuses on critical areas such as climate-change impacts on marine life, CO2 sequestration, groundwater and soil remediation, and the mechanics of consolidated and frozen soil. The facility also supports cutting-edge research in nanoscience, including biomineralization, crystallization in porous media, in situ solidification of alloys, and the functionality of electrolytic cells.
Key setups at NEXT:
Setup 1: Nikon HT225 μCT Scanner
- Capabilities: Versatile CT scanner with nominal resolution of ~1-2 μm, handling samples from a few mm to 10-15 cm in diameter.
- Applications: 3D imaging of biological materials, fracture and flow in porous media.
- Special Features: Robust sample stage supports loads up to 50 kg, facilitating time-resolved CT methodologies.
Setup 2: High-Resolution Phase-Contrast CT
- Capabilities: Equipped with an Excillum Nanotube N3 X-ray source, offering phase contrast imaging with spatial resolution of 150 nm.
- Applications: Nanoscale imaging in life sciences, battery research, and material science.
Setup 3: In Situ Radiography System
- Capabilities: Combines high spatial resolution (3 μm) with high-speed imaging (6 fps), using a VISCOM XT9100 microfocus source and Vosskuhler CCD-camera.
- Applications: Dynamic studies of fluid flow and structures in confined 3D cells, equipped with a furnace for temperature-controlled experiments.
- Unique Feature: One of only two such systems worldwide, designed for microgravity research with the European Space Agency.
Expertise and Applications of Services Offered by NEXT-NTNU
X-ray Methodologies and Synchrotron Science: The X-ray physics group at NEXT-NTNU specializes in advanced X-ray imaging techniques, providing both attenuation and phase-contrast imaging. Their expertise extends to designing custom experimental setups and developing time-resolved CT methodologies.
Climate and Environmental Research: The team focuses on understanding climate-change impacts, particularly on marine life, soil remediation, and CO2 sequestration. This involves detailed imaging of biological and geological samples to study structural changes and interactions at the micro- and nanoscale.
Nanoscience and Material Research: NEXT-NTNU excels in quantitative nanoscale imaging of various materials, including biomineralization, crystallization within porous media, and the solidification of alloys. Their capabilities support high-resolution analysis of material structures and compositions, crucial for innovations in nanotechnology and material sciences.
In Situ Experiments: The facility’s expertise includes conducting in situ and in operando X-ray tomography experiments under controlled environmental conditions. This allows for the real-time observation of dynamic processes such as fluid flow, mechanical stress responses, and temperature-induced changes.
Volumetric Image Analysis: NEXT-NTNU provides comprehensive support in volumetric image analysis, utilizing advanced software like VG Studio, MATLAB, and ImageJ for 3D reconstruction and quantitative analysis of imaging data.
Curious to learn more?
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