TEM Optical Gas Heating Sample Holder
Perform in-situ TEM gas-phase experiments with integrated optical illumination, closed-loop MEMS heating beyond 1000 °C, and controlled gas flow to investigate light-stimulated gas–solid reactions.
Technical Specs
1305 Series – 1+1 Channel Gas Delivery
1305 Series – Multi-Channel Gas Delivery
Pressure Range at Sample
1 to 2 bar
100 to 2000 nm
Fiber Bandwidth
100 to 2000 nm
10⁻⁶ mbar to 2 bar
Holder Gas Inlets/Outlets
1 inlet and 1 outlet on the holder
1 inlet and 1 outlet on the holder
Gas Controller Configuration
1 experimental gas and 1 inert purge gas
2–8 experimental gases, up to 1 vapor, and 1 inert purge gas
Purge Capability
Yes
Yes
Gas Analysis Capability
No
Yes
Tubing System
All metal
All metal
Heating Temperature
>1000 °C
>1000 °C
Biasing Contacts
4 contacts
4 contacts
EELS / EDS Compatible
Yes
Yes

Available For:

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Key Features and Capabilities

In-situ Light Exposure

Illuminate photo-sensitive samples through fiber optic access during in-situ gas-cell TEM experiments

Reproducible Screw-Free Gas-Cell Assembly

Achieve reproducible gas-cell assembly with self-aligning windows and a screw-free sealing design

Integrated Gas Heating

Perform temperature-controlled gas-phase TEM with homogeneous MEMS heating above 1000 °C, 4-point on-chip temperature sensing, and near-drift-free imaging

Purgeable 1+1 Channel Gas Delivery System

Control gas pressure from high vacuum to 2 bar using one experimental gas and a dedicated purge line for reliable, repeatable gas-phase TEM experiments

Optimized for EELS and EDS

Perform correlative spectroscopy and microscopy for detailed in-situ elemental analysis

Multi-channel Gas Delivery System

Optional add on
Unlock superior control of gas composition with on-the-fly mixing of up to eight gases and real-time output gas analysis
www.hummingbirdscientific.com ©Hummingbird Scientific 2026 -The specifications provided are subject to change without notice.
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Built for Diverse Applications

High resolution TEM image of catalyst in gaseous environment

Catalysis

Directly observe the mechanisms that drive catalyst activity, selectivity, and degradation.

Heterogeneous Catalysis
Structure-Performance Relationship
Catalyst Structural Transformations
Catalyst Chemical Transformations
Catalyst Redox
Growth of nanocrystals in liquid environments

Synthesis

Uncover nucleation and crystal growth mechanisms, quantify growth kinetics, and optimize synthesis conditions.

Nucleation & Growth
Crystal Growth Kinetics
Morphology Control
Reaction Pathway Analysis
Growth Process Optimization
Atomic resolution image of 2D material flakes

Low Dimensional Materials

Study growth, electrochemistry, and structural evolution in 2D materials, nanowires, and quantum dots.

2D Materials Growth
Ion Intercalation
Defect Evolution
Phase Transformations
Surface Chemistry
www.hummingbirdscientific.com ©Hummingbird Scientific 2026 -The specifications provided are subject to change without notice.