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Updated: Dec 3, 2025

High-resolution Thermal Micro-imaging Using Europium Chelate Luminescent Coatings

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Published on: April 16, 2017

Analytical model for monochromator performance characterizations under thermal load.

Zhengxian Qu, Yanbao Ma, Guanqun Zhou

|October 29, 2020

Summary

This summary is machine-generated.

High-brightness X-ray sources cause severe thermal load on crystal optics. We developed an analytical model to predict monochromator performance degradation and rocking curve distortion from this thermal load.

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Characterization of Thermal Transport in One-dimensional Solid Materials

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Last Updated: Dec 3, 2025

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Published on: April 16, 2017

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Characterization of Thermal Transport in One-dimensional Solid Materials

Characterization of Thermal Transport in One-dimensional Solid Materials

Published on: January 26, 2014

Area of Science:

Optics and photonics
Materials science
X-ray physics

Background:

Non-uniform thermal loads degrade crystal X-ray optics performance.
Increasing brightness of X-ray free-electron lasers exacerbates thermal load issues.

Purpose of the Study:

To develop a quantitative understanding of thermal effects on X-ray optic performance.
To mitigate thermal load impacts on crystal optics.

Main Methods:

Derivation of an analytical model for monochromator performance under non-uniform thermal load.
Quantitative description of rocking curve distortion.

Main Results:

The analytical model quantifies rocking curve distortion.
Different contributions to thermal load effects are identified.
The model provides design insights for monochromators.

Conclusions:

The derived analytical model enables quick estimation of rocking curve distortion.
This is crucial for practical applications like pump-probe experiments using high-brightness X-ray sources.