Deliver the best-quality sub-50 nm TEM specimen every time. Fully integrated Ar Gentle ion Beam in your FIB-SEM.

Prepare ultra-thin S/TEM specimens with negligible damage every time, using low-energy (<300 eV) Ar⁺ polishing directly inside your Tescan AMBER™ or  Tescan SOLARIS™ FIB-SEM. Minimize amorphization of your specimen down to 2 nm and assure Ar+ cleaned S/TEM specimen quality before it reaches High Resolution S/TEM.

Ultra-thin S/TEM specimens with negligible damage for reliable TEM/STEM analysis

A TEM lamella can be thin and still contain preparation damage. Ga implantation, redeposition, oxidation, or amorphous layers affect high-resolution TEM/STEM results. When your analysis depends on layers interfaces, nanoscale precipitates or crystalline structures, final specimen quality is determined primarily by how much of the specimen interior remains unaffected by preparation, not by thickness alone. 

Low-energy Ar⁺ finishing inside the FIB-SEM

Tescan Aura™ Gentle Ion Beam adds integrated low-energy argon S/TEM specimen final cleaning into Tescan AMBER™ and Tescan SOLARIS™ FIB-SEMs. The specimen stays in the microscope chamber, the process is controlled through the FIB-SEM software, and STEM-in-SEM inspection supports quality endpointing before final TEM/STEM analysis.

In one glance

  • Pristine S/TEM specimen surfaces: Minimize amorphization, intermixing, surface contamination, oxidation, and Ga-implanted zones with gentle Ar⁺ polishing on your FIB-SEM.


  • Unified FIB-SEM and Ar+ Gentle Ion Beam cleaning Workflow: Avoid unnecessary transfers to a separate argon mill and reduce the risk of specimen degradation, contamination, misalignment, or loss.

  • User independent, reproducible final S/TEM specimen cleaning: Use recipe-based, GIB processing after fully automated TEM preparation to make high-quality S/TEM specimen preparation accessible across all users in your lab.

WHERE Tescan Aura™ Gentle Ion Beam

makes the difference

Ultra-thin lamella below 50 nm from any material

GIB removes the amorphous surface layer more effectively than low-keV Ga polishing, increasing the undamaged volume of the S/TEM specimen.

Nanolayered thin film or multiphase material (layers, alloys)

Broad-beam polishing delivers more uniform surface removal across different phases, avoiding preferential milling effects seen in FIB and reducing uneven thinning and curtaining artefacts.

GaAs/AlGaAs multilayer

High-resolution HAADF STEM imaging after GIB finishing down to 300 eV reveals well-resolved atomic structure, with reduced surface damage and no observable Ga-related artefacts from prior FIB preparation.

Al, Cu alloys and other Ga+ sensitive materials

Comparisons between low‑kV Ga polishing and GIB finishing show significantly improved phase contrast and clearer visibility of the finest precipitates and other features, enabled by reduced surface damage and more uniform final cleaning.

Tescan Spectral CT Applications

_ Application area icon (3)
Tescan Spectral CT in Electronics and Semiconductors

Non-destructive spectral imaging for material verification and internal inspection of advanced electronic assemblies.

TrueContrast™ multi-energy imaging for differentiating polymers, metals, and encapsulants

  • K-edge detection for accurate identification of high-Z elements

  • Non-destructive visualization of interfaces and buried defects in electronic packages

  • Spectrum comparison tools for verifying material uniformity and contamination sources

Tescan Spectral CT delivers compositional insight where conventional micro-CT cannot. Engineers can distinguish packaging materials, solder alloys, and internal structures without sectioning or coating—supporting reliable failure analysis, design validation, and quality assurance across next-generation electronic devices.

_ Application area icon
Tescan Spectral CT in Materials Science

Multi-energy micro-CT for elemental and structural differentiation in complex, multi-phase materials.

  • Elemental mapping for identifying fillers, dopants, or additives in polymer composites

  • Spectral contrast for distinguishing polymers, ceramics, and metals with similar densities

  • Non-destructive 3D analysis of internal interfaces and phase boundaries

  • Integrated Spectral Suite for correlating elemental and structural data in one workflow

In materials research, Spectral CT enables scientists to explore the relationship between structure and composition without destroying samples. Researchers can visualize distribution of additives, analyze composite uniformity, and study degradation pathways—supporting more reliable material design and performance assessment.

Application area=GS
Tescan Spectral CT in Geoscience and Mining

Full-spectrum micro-CT for 3D elemental and structural insight into geological samples.

  • Non-destructive 3D elemental mapping of rocks, ores, and mineral inclusions

  • K-edge detection for locating and identifying high-value or trace elements like gold or rare earth elements

  • Enhanced contrast for complex mineral assemblages and pore networks

  • Large-volume spectral scanning for full-core or fragment-scale analysis

For geoscientists and mining professionals, Spectral CT provides simultaneous elemental and structural data from intact samples. It supports mineral identification, ore classification, and recovery assessment—reducing dependency on destructive assays while preserving geological material for further study.

TESCAN SPECTRAL SUITE

INTEGRATION THAT DRIVES INSIGHT

Tescan Spectral CT works seamlessly with SPECTRAL Suite and Acquila™ micro-CT control software to streamline spectral imaging from acquisition to analysis. Used as an add-on with the UniTOM XL platform, users can target volumes of interest, capture full-spectrum data, and visualize structural and elemental information in one workflow.

Researchers benefit from intuitive controls, guided reconstruction, and automated spectral processing. Spectral Suite handles spectrum matching, K-edge detection, and compositional mapping with minimal setup. This delivers consistent, reproducible results across samples and accelerates multi-energy micro-CT analysis.

UniTOM® HR 2

Technical specification

X-ray source 

 Source type

Open type transmission source 

Voltage 

30-160kV 

Power

 Up to 50W

 X-ray detectors 

Detector 

High-speed, medium field of view with multiple detector options (up to three) 

Resolution

Spatial resolution

500 nm (2D line pair resolution) 

Temporal resolution

<5 seconds 

Sample size and weight 

Maximum sample size (H x Ø) 

700 mm x 500 mm 

Weight 

45 kg 

Maximum imaging envelope (H x Ø)

400 mm x 300 mm 

System weight and dimensions 

Installed (L x W x H) 

2.06 m x 0.97 m x 1.9 m 

Installed weight

2750 kg

Rotation stage 

Stage

Continuous rotation with slip-ring technology for uninterrupted dynamic imaging 

Software and In Situ connectivity 

Imaging modes 

Continuous Dynamic CT, standard static CT, tiling, offset, stacked and merged integrated acquisition (STAMINA), multi-scale Volume of Interest Scanning (VOIS) 

In situ interface 

Optional connection panel for in situ testing stages and environmental experiments with radiation-safe feedthroughs 

Integrated workflow control and data reconstruction through Acquila and Panthera™ software 

X-ray source 

 Source type

Open type transmission source 

Voltage 

30-160kV 

Power

 Up to 50W

 X-ray detectors 

Detector 

High-speed, medium field of view with multiple detector options (up to three) 

Resolution

Spatial resolution

500 nm (2D line pair resolution) 

Temporal resolution

<5 seconds 

Sample size and weight 

Maximum sample size (H x Ø) 

700 mm x 500 mm 

Weight 

45 kg 

Maximum imaging envelope (H x Ø)

400 mm x 300 mm 

System weight and dimensions 

Installed (L x W x H) 

2.06 m x 0.97 m x 1.9 m 

Installed weight

2750 kg

Rotation stage 

Stage

Continuous rotation with slip-ring technology for uninterrupted dynamic imaging 

Software and In Situ connectivity 

Imaging modes 

Continuous Dynamic CT, standard static CT, tiling, offset, stacked and merged integrated acquisition (STAMINA), multi-scale Volume of Interest Scanning (VOIS) 

In situ interface 

Optional connection panel for in situ testing stages and environmental experiments with radiation-safe feedthroughs 

Integrated workflow control and data reconstruction through Acquila and Panthera™ software 

UniTOM-HR2-wood-laminate

GET IN Touch

with specialist

map

Where you can find us:

Tescan Brno
Libušina třída 21
623 00 Brno
Czech Republic



info@Tescan.com 

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