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Updated: May 12, 2026
06:43
Writing and Low-Temperature Characterization of Oxide Nanostructures
Published on: July 18, 2014
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Azido-enabled thermal history analysis on a metal-oxide surface
Satoki Yamaguchi1, Tomohiro Iwai1, Hiromichi V Miyagishi1
1Department of Basic Science, Graduate School of Arts and Sciences, The University of Tokyo, 3-8-1, Komaba, Meguro-ku, Tokyo, 153-8902, Japan. ciwai@g.ecc.u-tokyo.ac.jp.
Nanoscale
|May 12, 2025
Summary
This study introduces a new method for analyzing localized thermal history. Organic azides on ZnO nanowires allow microscale temperature mapping using cycloaddition and SEM-EDX analysis.
Area of Science:
- Materials Science
- Nanotechnology
- Chemical Engineering
Background:
- Accurate localized thermal history analysis is crucial for understanding material degradation and performance.
- Current methods for microscale temperature measurement face limitations in resolution and applicability.
Purpose of the Study:
- To develop a novel strategy for microscale temperature distribution measurement.
- To utilize organic azides immobilized on zinc oxide (ZnO) nanowire arrays for thermal history analysis.
Main Methods:
- Immobilization of organic azides onto ZnO nanowire arrays.
- Controlled pyrolysis of surface azido groups.
- Introduction of molecular probes via Huisgen cycloaddition to residual azido groups.
- Microscale temperature distribution measurement using scanning electron microscopy-energy-dispersive X-ray spectrometry (SEM-EDX).
Main Results:
- Demonstrated successful immobilization and pyrolysis of organic azides on ZnO nanowires.
- Validated the use of Huisgen cycloaddition for introducing molecular probes.
- Achieved microscale temperature distribution mapping with SEM-EDX.
Conclusions:
- The presented strategy offers a novel approach for localized thermal history analysis at the microscale.
- This method provides a valuable tool for material characterization and performance evaluation in various applications.
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