Zobrazeno 1 - 10
of 406
pro vyhledávání: '"Andrew R, Lupini"'
Autor:
Ondrej Dyck, Jawaher Almutlaq, David Lingerfelt, Jacob L. Swett, Mark P. Oxley, Bevin Huang, Andrew R. Lupini, Dirk Englund, Stephen Jesse
Publikováno v:
Nature Communications, Vol 14, Iss 1, Pp 1-9 (2023)
Abstract Recent studies of secondary electron (SE) emission in scanning transmission electron microscopes suggest that material’s properties such as electrical conductivity, connectivity, and work function can be probed with atomic scale resolution
Externí odkaz:
https://doaj.org/article/817aff33504a4eecb32f359ad1a23359
Autor:
Ivan Vlassiouk, Sergei Smirnov, Alexander Puretzky, Olugbenga Olunloyo, David B. Geohegan, Ondrej Dyck, Andrew R. Lupini, Raymond R. Unocic, Harry M. Meyer III, Kai Xiao, Dayrl Briggs, Nickolay Lavrik, Jong Keum, Ercan Cakmak, Sumner B. Harris, Marti Checa, Liam Collins, John Lasseter, Reece Emery, John Rayle, Philip D. Rack, Yijing Stehle, Pavan Chaturvedi, Piran R. Kidambi, Gong Gu, Ilia Ivanov
Publikováno v:
Advanced Materials Interfaces, Vol 11, Iss 1, Pp n/a-n/a (2024)
Abstract While hexagonal boron nitride (hBN) has been widely used as a buffer or encapsulation layer for emerging electronic devices, interest in utilizing it for large‐area chemical barrier coating has somewhat faded. A chemical vapor deposition p
Externí odkaz:
https://doaj.org/article/c55af206caa145a694123f92d81cf42d
Autor:
Haoxiang Li, G. Fabbris, A. H. Said, J. P. Sun, Yu-Xiao Jiang, J.-X. Yin, Yun-Yi Pai, Sangmoon Yoon, Andrew R. Lupini, C. S. Nelson, Q. W. Yin, C. S. Gong, Z. J. Tu, H. C. Lei, J.-G. Cheng, M. Z. Hasan, Ziqiang Wang, Binghai Yan, R. Thomale, H. N. Lee, H. Miao
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-7 (2022)
The nature of unconventional charge density wave in kagome metals is currently under intense debate. Here the authors report the coexistence of the 2 × 2 × 1 charge density wave in the kagome sublattice and the Sb 5p-electron assisted 2 × 2 × 2 c
Externí odkaz:
https://doaj.org/article/a367d286f6874341aa80629f5d7456fc
Autor:
Jong Mok Ok, Sangmoon Yoon, Andrew R. Lupini, Panchapakesan Ganesh, Matthew F. Chisholm, Ho Nyung Lee
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-2 (2023)
Externí odkaz:
https://doaj.org/article/22f37c6f163844d1b2cb0a290fa70a90
Defect detection in atomic-resolution images via unsupervised learning with translational invariance
Autor:
Yueming Guo, Sergei V. Kalinin, Hui Cai, Kai Xiao, Sergiy Krylyuk, Albert V. Davydov, Qianying Guo, Andrew R. Lupini
Publikováno v:
npj Computational Materials, Vol 7, Iss 1, Pp 1-9 (2021)
Abstract Crystallographic defects can now be routinely imaged at atomic resolution with aberration-corrected scanning transmission electron microscopy (STEM) at high speed, with the potential for vast volumes of data to be acquired in relatively shor
Externí odkaz:
https://doaj.org/article/4ad377f4cfce4a508ea0aa5446612074
Publikováno v:
npj Computational Materials, Vol 7, Iss 1, Pp 1-10 (2021)
Abstract Advances in hyperspectral imaging including electron energy loss spectroscopy bring forth the challenges of exploratory and physics-based analysis of multidimensional data sets. The multivariate linear unmixing methods generally explore simi
Externí odkaz:
https://doaj.org/article/50212b02eba0430fb30e01559ae93cc2
Publikováno v:
APL Materials, Vol 10, Iss 8, Pp 081111-081111-5 (2022)
Thin-film growth of ABO2 delafossites has recently attracted significant attention due to its attractive transport properties and potential applications. A fundamental requirement for achieving high-quality thin films is the availability of lattice m
Externí odkaz:
https://doaj.org/article/d3e602c49d9c4c4396519e1cacd97251
Autor:
Mark P. Oxley, Maxim Ziatdinov, Ondrej Dyck, Andrew R. Lupini, Rama Vasudevan, Sergei V. Kalinin
Publikováno v:
npj Computational Materials, Vol 7, Iss 1, Pp 1-6 (2021)
Abstract The 4D scanning transmission electron microscopy (STEM) method maps the structure and functionality of solids on the atomic scale, yielding information-rich data sets describing the interatomic electric and magnetic fields, structural and el
Externí odkaz:
https://doaj.org/article/ecf1dba1c93343adbad24d4051791a72
Publikováno v:
Nano Letters. 23:2339-2346
Publikováno v:
Carbon. 201:212-221
Graphene is of great scientific interest due to a variety of unique properties such as ballistic transport, spin selectivity, the quantum hall effect, and other quantum properties. Nanopatterning and atomic scale modifications of graphene are expecte