Measurement of O and Ti atom displacements in TiO 2 during flash sintering experiments
Abstract
In-situ flash experiments on rutile TiO2 were performed at the synchrotron at the Brookhaven National Laboratory. Pair distribution function analysis of total X-ray scattering measurements yielded mean-square atomic displacements of oxygen and titanium atoms during the progression of the 3 stages of flash. The displacements are measured to be far greater for oxygen atoms than for titanium atoms. Thus, these large displacements may signal an “elastic softening” of the lattice, which, recently, has been predicted as a precursor to the onset of flash.
- Authors:
-
- Univ. of Colorado, Boulder, CO (United States). Materials Science and Engineering Program and Dept. of Mechanical Engineering
- Brookhaven National Laboratory (BNL), Upton, NY (United States). National Synchrotron Light Source II (NSLS-II). Energy Sciences Directorate/Photon Science Division
- Oklahoma State Univ., Tulsa, OK (United States). School of Materials Science and Engineering
- Univ. of Illinois, Urbana, IL (United States). Dept. of Materials Science and Engineering
- Publication Date:
- Research Org.:
- Brookhaven National Laboratory (BNL), Upton, NY (United States). National Synchrotron Light Source II (NSLS-II)
- Sponsoring Org.:
- USDOE Office of Science (SC), Basic Energy Sciences (BES); US Dept. of the Navy, Office of Naval Research (ONR); US Army Research Office (ARO)
- OSTI Identifier:
- 1426460
- Alternate Identifier(s):
- OSTI ID: 1415153
- Report Number(s):
- BNL-203349-2018-JAAM
Journal ID: ISSN 0002-7820; TRN: US1802288
- Grant/Contract Number:
- SC0012704; N00014‐15‐1‐2505; W911NF‐17‐1‐0142; AC02-98CH10886
- Resource Type:
- Accepted Manuscript
- Journal Name:
- Journal of the American Ceramic Society
- Additional Journal Information:
- Journal Volume: 101; Journal Issue: 5; Journal ID: ISSN 0002-7820
- Publisher:
- American Ceramic Society
- Country of Publication:
- United States
- Language:
- English
- Subject:
- 36 MATERIALS SCIENCE; sinter; sintering; spark plasma sintering; X-ray methods
Citation Formats
Yoon, Bola, Yadav, Devinder, Raj, Rishi, Sortino, Emanuele P., Ghose, Sanjit, Sarin, Pankaj, and Shoemaker, Daniel. Measurement of O and Ti atom displacements in TiO 2 during flash sintering experiments. United States: N. p., 2017.
Web. doi:10.1111/jace.15375.
Yoon, Bola, Yadav, Devinder, Raj, Rishi, Sortino, Emanuele P., Ghose, Sanjit, Sarin, Pankaj, & Shoemaker, Daniel. Measurement of O and Ti atom displacements in TiO 2 during flash sintering experiments. United States. https://doi.org/10.1111/jace.15375
Yoon, Bola, Yadav, Devinder, Raj, Rishi, Sortino, Emanuele P., Ghose, Sanjit, Sarin, Pankaj, and Shoemaker, Daniel. Fri .
"Measurement of O and Ti atom displacements in TiO 2 during flash sintering experiments". United States. https://doi.org/10.1111/jace.15375. https://www.osti.gov/servlets/purl/1426460.
@article{osti_1426460,
title = {Measurement of O and Ti atom displacements in TiO 2 during flash sintering experiments},
author = {Yoon, Bola and Yadav, Devinder and Raj, Rishi and Sortino, Emanuele P. and Ghose, Sanjit and Sarin, Pankaj and Shoemaker, Daniel},
abstractNote = {In-situ flash experiments on rutile TiO2 were performed at the synchrotron at the Brookhaven National Laboratory. Pair distribution function analysis of total X-ray scattering measurements yielded mean-square atomic displacements of oxygen and titanium atoms during the progression of the 3 stages of flash. The displacements are measured to be far greater for oxygen atoms than for titanium atoms. Thus, these large displacements may signal an “elastic softening” of the lattice, which, recently, has been predicted as a precursor to the onset of flash.},
doi = {10.1111/jace.15375},
journal = {Journal of the American Ceramic Society},
number = 5,
volume = 101,
place = {United States},
year = {Fri Dec 29 00:00:00 EST 2017},
month = {Fri Dec 29 00:00:00 EST 2017}
}
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Cited by: 51 works
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Figures / Tables:
Figure 1:: Experimental set-up for in-situ flash experiments at NSLS-II.
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Works referencing / citing this record:
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