Limitations of Thermal Stability Analysis via <i>In-Situ</i> TEM/Heating Experiments

This work highlights some limitations of thermal stability analysis via <i>in-situ</i> transmission electron microscopy (TEM)-annealing experiments on ultrafine and nanocrystalline materials. We provide two examples, one on nanocrystalline pure copper and one on nanocrystalline HT-9 stee...

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Main Authors: Osman El-Atwani, Hyosim Kim, Cayla Harvey, Mert Efe, Stuart A. Maloy
Format: Article
Language:English
Published: MDPI AG 2021-09-01
Series:Nanomaterials
Subjects:
Online Access:https://www.mdpi.com/2079-4991/11/10/2541
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author Osman El-Atwani
Hyosim Kim
Cayla Harvey
Mert Efe
Stuart A. Maloy
author_facet Osman El-Atwani
Hyosim Kim
Cayla Harvey
Mert Efe
Stuart A. Maloy
author_sort Osman El-Atwani
collection DOAJ
description This work highlights some limitations of thermal stability analysis via <i>in-situ</i> transmission electron microscopy (TEM)-annealing experiments on ultrafine and nanocrystalline materials. We provide two examples, one on nanocrystalline pure copper and one on nanocrystalline HT-9 steel, where <i>in-situ</i> TEM-annealing experiments are compared to bulk material annealing experiments. The <i>in-situ</i> TEM and bulk annealing experiments demonstrated different results on pure copper but similar output in the HT-9 steel. The work entails discussion of the results based on literature theoretical concepts, and expound on the inevitability of comparing <i>in-situ</i> TEM annealing experimental results to bulk annealing when used for material thermal stability assessment.
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spelling doaj.art-d97984e098a045b18a7c0196bfdc6b012023-11-22T19:22:52ZengMDPI AGNanomaterials2079-49912021-09-011110254110.3390/nano11102541Limitations of Thermal Stability Analysis via <i>In-Situ</i> TEM/Heating ExperimentsOsman El-Atwani0Hyosim Kim1Cayla Harvey2Mert Efe3Stuart A. Maloy4Materials Science and Technology, Los Alamos National Lab, Los Alamos, NM 87545, USAMaterials Science and Technology, Los Alamos National Lab, Los Alamos, NM 87545, USAMaterials Science and Technology, Los Alamos National Lab, Los Alamos, NM 87545, USAEnergy and Environment Directorate, Pacific Northwest National Laboratory, Richland, WA 99354, USAMaterials Science and Technology, Los Alamos National Lab, Los Alamos, NM 87545, USAThis work highlights some limitations of thermal stability analysis via <i>in-situ</i> transmission electron microscopy (TEM)-annealing experiments on ultrafine and nanocrystalline materials. We provide two examples, one on nanocrystalline pure copper and one on nanocrystalline HT-9 steel, where <i>in-situ</i> TEM-annealing experiments are compared to bulk material annealing experiments. The <i>in-situ</i> TEM and bulk annealing experiments demonstrated different results on pure copper but similar output in the HT-9 steel. The work entails discussion of the results based on literature theoretical concepts, and expound on the inevitability of comparing <i>in-situ</i> TEM annealing experimental results to bulk annealing when used for material thermal stability assessment.https://www.mdpi.com/2079-4991/11/10/2541nanocrystallineultrafinethermal stability<i>in-situ</i> TEMstagnation
spellingShingle Osman El-Atwani
Hyosim Kim
Cayla Harvey
Mert Efe
Stuart A. Maloy
Limitations of Thermal Stability Analysis via <i>In-Situ</i> TEM/Heating Experiments
Nanomaterials
nanocrystalline
ultrafine
thermal stability
<i>in-situ</i> TEM
stagnation
title Limitations of Thermal Stability Analysis via <i>In-Situ</i> TEM/Heating Experiments
title_full Limitations of Thermal Stability Analysis via <i>In-Situ</i> TEM/Heating Experiments
title_fullStr Limitations of Thermal Stability Analysis via <i>In-Situ</i> TEM/Heating Experiments
title_full_unstemmed Limitations of Thermal Stability Analysis via <i>In-Situ</i> TEM/Heating Experiments
title_short Limitations of Thermal Stability Analysis via <i>In-Situ</i> TEM/Heating Experiments
title_sort limitations of thermal stability analysis via i in situ i tem heating experiments
topic nanocrystalline
ultrafine
thermal stability
<i>in-situ</i> TEM
stagnation
url https://www.mdpi.com/2079-4991/11/10/2541
work_keys_str_mv AT osmanelatwani limitationsofthermalstabilityanalysisviaiinsituitemheatingexperiments
AT hyosimkim limitationsofthermalstabilityanalysisviaiinsituitemheatingexperiments
AT caylaharvey limitationsofthermalstabilityanalysisviaiinsituitemheatingexperiments
AT mertefe limitationsofthermalstabilityanalysisviaiinsituitemheatingexperiments
AT stuartamaloy limitationsofthermalstabilityanalysisviaiinsituitemheatingexperiments