In Situ Micropillar Compression Tests of 304 Stainless Steels After Ion Irradiation and Helium Implantation.
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| Title: | In Situ Micropillar Compression Tests of 304 Stainless Steels After Ion Irradiation and Helium Implantation. |
|---|---|
| Authors: | Schoell, Ryan1 (AUTHOR), Frazer, David2 (AUTHOR), Zheng, Ce1 (AUTHOR), Hosemann, Peter3 (AUTHOR), Kaoumi, Djamel1 (AUTHOR) dkaoumi@ncsu.edu |
| Source: | JOM: The Journal of The Minerals, Metals & Materials Society (TMS). Jul2020, Vol. 72 Issue 7, p2778-2785. 8p. 1 Black and White Photograph, 1 Chart, 4 Graphs. |
| Subjects: | Stainless steel testing, Helium ions, Focused ion beams, Transmission electron microscopes, Yield stress, Helium plasmas, Neutron irradiation, Stress-strain curves |
| Abstract: | A study was conducted to better understand the roles of irradiation defects and cavities on the mechanical properties of 304 stainless steel. Micropillars were fabricated using focused ion beam techniques, and pillars were heat treated at 300°C to serve as a control, irradiated in situ to 5 dpa with 1 MeV krypton ions at 300°C, or pre-implanted with a specific amount of helium and then irradiated. Micropillars were compression tested in situ in a transmission electron microscope (TEM) using a picoindenter. The load–displacement curves were converted into stress–strain curves and mechanical properties were extracted. Irradiation hardening was observed with the yield stress being the highest in the pillar implanted with the least helium. TEM and energy-dispersive spectroscopy analysis showed the presence of irradiation-induced defects in krypton-irradiated samples and the presence of cavities. [ABSTRACT FROM AUTHOR] |
| Copyright of JOM: The Journal of The Minerals, Metals & Materials Society (TMS) is the property of Springer Nature and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.) | |
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| Header | DbId: egs DbLabel: Engineering Source An: 143802859 AccessLevel: 6 PubType: Academic Journal PubTypeId: academicJournal PreciseRelevancyScore: 0 |
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| Items | – Name: Title Label: Title Group: Ti Data: In Situ Micropillar Compression Tests of 304 Stainless Steels After Ion Irradiation and Helium Implantation. – Name: Author Label: Authors Group: Au Data: <searchLink fieldCode="AR" term="%22Schoell%2C+Ryan%22">Schoell, Ryan</searchLink><relatesTo>1</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Frazer%2C+David%22">Frazer, David</searchLink><relatesTo>2</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Zheng%2C+Ce%22">Zheng, Ce</searchLink><relatesTo>1</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Hosemann%2C+Peter%22">Hosemann, Peter</searchLink><relatesTo>3</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Kaoumi%2C+Djamel%22">Kaoumi, Djamel</searchLink><relatesTo>1</relatesTo> (AUTHOR)<i> dkaoumi@ncsu.edu</i> – Name: TitleSource Label: Source Group: Src Data: <searchLink fieldCode="JN" term="%22JOM%3A+The+Journal+of+The+Minerals%2C+Metals+%26+Materials+Society+%28TMS%29%22">JOM: The Journal of The Minerals, Metals & Materials Society (TMS)</searchLink>. Jul2020, Vol. 72 Issue 7, p2778-2785. 8p. 1 Black and White Photograph, 1 Chart, 4 Graphs. – Name: Subject Label: Subjects Group: Su Data: <searchLink fieldCode="DE" term="%22Stainless+steel+testing%22">Stainless steel testing</searchLink><br /><searchLink fieldCode="DE" term="%22Helium+ions%22">Helium ions</searchLink><br /><searchLink fieldCode="DE" term="%22Focused+ion+beams%22">Focused ion beams</searchLink><br /><searchLink fieldCode="DE" term="%22Transmission+electron+microscopes%22">Transmission electron microscopes</searchLink><br /><searchLink fieldCode="DE" term="%22Yield+stress%22">Yield stress</searchLink><br /><searchLink fieldCode="DE" term="%22Helium+plasmas%22">Helium plasmas</searchLink><br /><searchLink fieldCode="DE" term="%22Neutron+irradiation%22">Neutron irradiation</searchLink><br /><searchLink fieldCode="DE" term="%22Stress-strain+curves%22">Stress-strain curves</searchLink> – Name: Abstract Label: Abstract Group: Ab Data: A study was conducted to better understand the roles of irradiation defects and cavities on the mechanical properties of 304 stainless steel. Micropillars were fabricated using focused ion beam techniques, and pillars were heat treated at 300°C to serve as a control, irradiated in situ to 5 dpa with 1 MeV krypton ions at 300°C, or pre-implanted with a specific amount of helium and then irradiated. Micropillars were compression tested in situ in a transmission electron microscope (TEM) using a picoindenter. The load–displacement curves were converted into stress–strain curves and mechanical properties were extracted. Irradiation hardening was observed with the yield stress being the highest in the pillar implanted with the least helium. TEM and energy-dispersive spectroscopy analysis showed the presence of irradiation-induced defects in krypton-irradiated samples and the presence of cavities. [ABSTRACT FROM AUTHOR] – Name: AbstractSuppliedCopyright Label: Group: Ab Data: <i>Copyright of JOM: The Journal of The Minerals, Metals & Materials Society (TMS) is the property of Springer Nature and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract.</i> (Copyright applies to all Abstracts.) |
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| RecordInfo | BibRecord: BibEntity: Identifiers: – Type: doi Value: 10.1007/s11837-020-04127-2 Languages: – Code: eng Text: English PhysicalDescription: Pagination: PageCount: 8 StartPage: 2778 Subjects: – SubjectFull: Stainless steel testing Type: general – SubjectFull: Helium ions Type: general – SubjectFull: Focused ion beams Type: general – SubjectFull: Transmission electron microscopes Type: general – SubjectFull: Yield stress Type: general – SubjectFull: Helium plasmas Type: general – SubjectFull: Neutron irradiation Type: general – SubjectFull: Stress-strain curves Type: general Titles: – TitleFull: In Situ Micropillar Compression Tests of 304 Stainless Steels After Ion Irradiation and Helium Implantation. Type: main BibRelationships: HasContributorRelationships: – PersonEntity: Name: NameFull: Schoell, Ryan – PersonEntity: Name: NameFull: Frazer, David – PersonEntity: Name: NameFull: Zheng, Ce – PersonEntity: Name: NameFull: Hosemann, Peter – PersonEntity: Name: NameFull: Kaoumi, Djamel IsPartOfRelationships: – BibEntity: Dates: – D: 01 M: 07 Text: Jul2020 Type: published Y: 2020 Identifiers: – Type: issn-print Value: 10474838 Numbering: – Type: volume Value: 72 – Type: issue Value: 7 Titles: – TitleFull: JOM: The Journal of The Minerals, Metals & Materials Society (TMS) Type: main |
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