What does this research mean for the field?

The single-phase material KMnFeMo3O12 achieves zero thermal expansion over a wide temperature range (100–800 K) and exhibits low near-infrared emissivity, with its thermal expansion behavior governed by local structural control. Novelty: ClaimNovelty.NOVEL_FINDING. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

The aim is to explore zero thermal expansion (ZTE) in single-phase materials by adjusting composition.

April 18, 2026Advanced ScienceOpen Access

Zero Thermal Expansion and Local Structure in K x Mn x Fe 2‐ x Mo 3 O 12 ‐Based Materials

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Authors

GHGongsen HeZhengzhou University YQYongqiang QiaoMinistry of Education SZShibo ZhaoMinistry of Education

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Overview

Demonstrates zero thermal expansion in KMnFeMo3O12, highlighting its engineering applications.

Key Points

The aim is to explore zero thermal expansion (ZTE) in single-phase materials by adjusting composition.
Designed KxMnxFe2-xMo3O12 by varying the doping ratio of KMn
Utilized synchrotron X-ray diffraction for structural analysis
Employed neutron pair distribution function and density functional theory calculations
Conducted Raman spectroscopy to investigate thermal expansion mechanisms
Achieved ZTE in KMnFeMo3O12 with a thermal expansion coefficient of 0.51 × 10−6 K−1 (100–800 K)
Identified monoclinic distortion in local structure despite hexagonal macroscopic structure
Observed low emissivity in the 1–2.5 µm near-infrared band

Cite This Study

He et al. (2026) studied this question.

synapsesocial.com/papers/69e3209340886becb653f9c4 https://doi.org/10.1002/advs.75304

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April 18, 2026Advanced ScienceOpen Access

Zero Thermal Expansion and Local Structure in K x Mn x Fe 2‐ x Mo 3 O 12 ‐Based Materials

View Full Paper

Ask AI

Bookmark

Authors

GHGongsen HeZhengzhou University YQYongqiang QiaoMinistry of Education SZShibo ZhaoMinistry of Education

Discussion

Member takes

Overview

Demonstrates zero thermal expansion in KMnFeMo3O12, highlighting its engineering applications.

Key Points

The aim is to explore zero thermal expansion (ZTE) in single-phase materials by adjusting composition.
Designed KxMnxFe2-xMo3O12 by varying the doping ratio of KMn
Utilized synchrotron X-ray diffraction for structural analysis
Employed neutron pair distribution function and density functional theory calculations
Conducted Raman spectroscopy to investigate thermal expansion mechanisms
Achieved ZTE in KMnFeMo3O12 with a thermal expansion coefficient of 0.51 × 10−6 K−1 (100–800 K)
Identified monoclinic distortion in local structure despite hexagonal macroscopic structure
Observed low emissivity in the 1–2.5 µm near-infrared band

Cite This Study

He et al. (2026) studied this question.

synapsesocial.com/papers/69e3209340886becb653f9c4 https://doi.org/10.1002/advs.75304

View Full Paper

Ask AI

Bookmark