Wang, X., Hatzoglou, C., Sneed, B., Fan, Z., Guo, W., Jin, K., Chen, D., Bei, H., Wang, Y., Weber, W. J., Zhang, Y., Gault, B., More, K. L., Vurpillot, F., & Poplawsky, J. D. (2020). Interpreting nanovoids in atom probe tomography data for accurate local compositional measurements. Nature Communications, 11(1), 文章 1022. https://doi.org/10.1038/s41467-020-14832-w
Wang, Xing ; Hatzoglou, Constantinos ; Sneed, Brian 等. / Interpreting nanovoids in atom probe tomography data for accurate local compositional measurements. 在: Nature Communications. 2020 ; 卷 11, 号码 1.
@article{2ff3c7f29afc4ecb951950d116dcb8cc,
title = "Interpreting nanovoids in atom probe tomography data for accurate local compositional measurements",
abstract = "Quantifying chemical compositions around nanovoids is a fundamental task for research and development of various materials. Atom probe tomography (APT) and scanning transmission electron microscopy (STEM) are currently the most suitable tools because of their ability to probe materials at the nanoscale. Both techniques have limitations, particularly APT, because of insufficient understanding of void imaging. Here, we employ a correlative APT and STEM approach to investigate the APT imaging process and reveal that voids can lead to either an increase or a decrease in local atomic densities in the APT reconstruction. Simulated APT experiments demonstrate the local density variations near voids are controlled by the unique ring structures as voids open and the different evaporation fields of the surrounding atoms. We provide a general approach for quantifying chemical segregations near voids within an APT dataset, in which the composition can be directly determined with a higher accuracy than STEM-based techniques.",
author = "Xing Wang and Constantinos Hatzoglou and Brian Sneed and Zhe Fan and Wei Guo and Ke Jin and Di Chen and Hongbin Bei and Yongqiang Wang and Weber, {William J.} and Yanwen Zhang and Baptiste Gault and More, {Karren L.} and Francois Vurpillot and Poplawsky, {Jonathan D.}",
note = "Publisher Copyright: {\textcopyright} 2020, This is a U.S. government work and not under copyright protection in the U.S.; foreign copyright protection may apply.",
year = "2020",
month = dec,
day = "1",
doi = "10.1038/s41467-020-14832-w",
language = "English",
volume = "11",
journal = "Nature Communications",
issn = "2041-1723",
publisher = "Nature Publishing Group",
number = "1",
}
Wang, X, Hatzoglou, C, Sneed, B, Fan, Z, Guo, W, Jin, K, Chen, D, Bei, H, Wang, Y, Weber, WJ, Zhang, Y, Gault, B, More, KL, Vurpillot, F & Poplawsky, JD 2020, 'Interpreting nanovoids in atom probe tomography data for accurate local compositional measurements', Nature Communications, 卷 11, 号码 1, 1022. https://doi.org/10.1038/s41467-020-14832-w
Interpreting nanovoids in atom probe tomography data for accurate local compositional measurements. / Wang, Xing; Hatzoglou, Constantinos; Sneed, Brian 等.
在:
Nature Communications, 卷 11, 号码 1, 1022, 01.12.2020.
科研成果: 期刊稿件 › 文章 › 同行评审
TY - JOUR
T1 - Interpreting nanovoids in atom probe tomography data for accurate local compositional measurements
AU - Wang, Xing
AU - Hatzoglou, Constantinos
AU - Sneed, Brian
AU - Fan, Zhe
AU - Guo, Wei
AU - Jin, Ke
AU - Chen, Di
AU - Bei, Hongbin
AU - Wang, Yongqiang
AU - Weber, William J.
AU - Zhang, Yanwen
AU - Gault, Baptiste
AU - More, Karren L.
AU - Vurpillot, Francois
AU - Poplawsky, Jonathan D.
N1 - Publisher Copyright:
© 2020, This is a U.S. government work and not under copyright protection in the U.S.; foreign copyright protection may apply.
PY - 2020/12/1
Y1 - 2020/12/1
N2 - Quantifying chemical compositions around nanovoids is a fundamental task for research and development of various materials. Atom probe tomography (APT) and scanning transmission electron microscopy (STEM) are currently the most suitable tools because of their ability to probe materials at the nanoscale. Both techniques have limitations, particularly APT, because of insufficient understanding of void imaging. Here, we employ a correlative APT and STEM approach to investigate the APT imaging process and reveal that voids can lead to either an increase or a decrease in local atomic densities in the APT reconstruction. Simulated APT experiments demonstrate the local density variations near voids are controlled by the unique ring structures as voids open and the different evaporation fields of the surrounding atoms. We provide a general approach for quantifying chemical segregations near voids within an APT dataset, in which the composition can be directly determined with a higher accuracy than STEM-based techniques.
AB - Quantifying chemical compositions around nanovoids is a fundamental task for research and development of various materials. Atom probe tomography (APT) and scanning transmission electron microscopy (STEM) are currently the most suitable tools because of their ability to probe materials at the nanoscale. Both techniques have limitations, particularly APT, because of insufficient understanding of void imaging. Here, we employ a correlative APT and STEM approach to investigate the APT imaging process and reveal that voids can lead to either an increase or a decrease in local atomic densities in the APT reconstruction. Simulated APT experiments demonstrate the local density variations near voids are controlled by the unique ring structures as voids open and the different evaporation fields of the surrounding atoms. We provide a general approach for quantifying chemical segregations near voids within an APT dataset, in which the composition can be directly determined with a higher accuracy than STEM-based techniques.
UR - http://www.scopus.com/inward/record.url?scp=85079800334&partnerID=8YFLogxK
U2 - 10.1038/s41467-020-14832-w
DO - 10.1038/s41467-020-14832-w
M3 - Article
C2 - 32094330
AN - SCOPUS:85079800334
SN - 2041-1723
VL - 11
JO - Nature Communications
JF - Nature Communications
IS - 1
M1 - 1022
ER -
Wang X, Hatzoglou C, Sneed B, Fan Z, Guo W, Jin K 等. Interpreting nanovoids in atom probe tomography data for accurate local compositional measurements. Nature Communications. 2020 12月 1;11(1):1022. doi: 10.1038/s41467-020-14832-w