Ruijuan Xu

https://orcid.org/0000-0001-5046-0599

ferroelectricity, thin films, complex oxides, scanning probe microscopy, freestanding membranes

Works (37)

2023 journal article

Emergent chirality in a polar meron to skyrmion phase transition

Nature Communications, 14(1).

Source: ORCID
Added: March 19, 2023

2023 journal article

Size‐Induced Ferroelectricity in Antiferroelectric Oxide Membranes

Advanced Materials, 2, 2210562.

By: R. Xu, K. Crust*, V. Harbola*, R. Arras*, K. Patel*, S. Prosandeev*, H. Cao*, Y. Shao* ...

Source: ORCID
Added: February 27, 2023

2021 journal article

Emergent chirality in a polar meron to skyrmion transition revealed by 4D-STEM

Microscopy and Microanalysis, 27(S1), 348–350.

By: Y. Shao*, S. Das*, Z. Hong*, R. Xu, S. Chandrika*, F. Gómez-Ortiz*, P. García-Fernández*, L. Chen* ...

Sources: NC State University Libraries, ORCID
Added: July 7, 2022

2021 journal article

Fracture and fatigue of thin crystalline SrTiO3 membranes

Applied Physics Letters, 119, 053102.

Sources: Web Of Science, ORCID
Added: July 7, 2022

2021 journal article

Probing the dynamics of ferroelectric topological oscillators with the electron beam

Microscopy and Microanalysis, 27(S1), 690–692.

By: Y. Shao, Y. Nahas, P. Sergei, S. Das, R. Xu, S. Chandrika, K. Harikrishnan, H. Hwang ...

Sources: NC State University Libraries, ORCID
Added: July 7, 2022

2021 journal article

Symmetry-aware recursive image similarity exploration for materials microscopy

Npj Computational Materials, 7, 166.

By: T. Nguyen*, Y. Guo*, S. Qin*, K. Frew*, R. Xu & J. Agar*

Sources: Web Of Science, ORCID
Added: July 7, 2022

2020 journal article

Beyond substrates: Strain engineering of ferroelectric membranes

Advanced Materials, 32(43), 2003780.

By: D. Pesquera*, E. Parsonnet*, A. Qualls*, R. Xu, A. Gubser*, J. Kim*, Y. Jiang*, G. Velarde* ...

author keywords: complex oxides on silicon; epitaxial lift-off; ferroelectric domain switching; flexible devices; strain engineering
Sources: Web Of Science, ORCID
Added: July 7, 2022

2020 journal article

Integration of amorphous ferromagnetic oxides with multiferroic materials for room temperature magnetoelectric spintronics

Scientific Reports, 10, 3583.

Sources: Web Of Science, ORCID
Added: July 7, 2022

2020 journal article

Strain-induced room-temperature ferroelectricity in SrTiO3 membranes

Nature Communications, 11, 3141.

By: R. Xu, J. Huang*, E. Barnard*, S. Hong*, P. Singh*, E. Wong*, T. Jansen*, V. Harbola* ...

Sources: Web Of Science, ORCID
Added: July 7, 2022

2019 journal article

Designing optimal perovskite structure for high ionic conduction

Advanced Materials, 32(1), 1905178.

By: R. Gao, A. Jain, S. Pandya, Y. Dong, Y. Yuan, H. Zhou, L. Dedon, V. Thoreton ...

Source: NC State University Libraries
Added: July 7, 2022

2019 journal article

Freestanding oxide ferroelectric tunnel junction memories transferred onto silicon

Nano Letters, 19(6), 3999–4003.

author keywords: Nonvolatile memories; freestanding; oxides; ferroelectric tunnel junctions; pick and place
Sources: Web Of Science, ORCID
Added: July 7, 2022

2019 journal article

Kinetic control of tunable, multi-state switching in ferroelectric thin films

Nature Communications, 10, 1282.

By: R. Xu, S. Liu*, S. Saremi*, R. Gao*, J. Wang*, Z. Hong*, H. Lu*, A. Ghosh* ...

Sources: Web Of Science, ORCID
Added: July 7, 2022

2019 journal article

Mechanical-force-induced non-local collective ferroelastic switching in epitaxial lead-titanate thin films

Nature Communications, 10, 3951.

By: X. Lu*, Z. Chen*, Y. Cao*, Y. Tang*, R. Xu, S. Saremi*, Z. Zhang*, L. You* ...

Sources: Web Of Science, ORCID
Added: July 7, 2022

2019 journal article

Understanding the role of ferroelastic domains on the pyroelectric and electrocaloric effects in ferroelectric thin films

Advanced Materials, 31(5), 1803312.

By: S. Pandya*, G. Velarde*, R. Gao*, A. Everhardt*, J. Wilbur*, R. Xu, J. Maher*, J. Agar*, C. Dames*, L. Martin*

author keywords: electrocaloric effect; entropy; ferroelastic domains; ferroelectricity; pyroelectric effect
Sources: Web Of Science, ORCID
Added: July 7, 2022

2018 journal article

Electronic Transport and Ferroelectric Switching in Ion-Bombarded, Defect-Engineered BiFeO3 Thin Films

Advanced Materials Interfaces, 5(3), 1700991.

author keywords: bismuth ferrite; ferroelectric thin films; ion bombardment; leakage; polarization switching
Sources: Web Of Science, ORCID
Added: July 7, 2022

2018 journal article

Local control of defects and switching properties in ferroelectric thin films

Physical Review Materials, 2(8), 084414.

Sources: Web Of Science, ORCID
Added: July 7, 2022

2018 journal article

Nonstoichiometry, structure, and properties of Ba1−xTiOy thin films

Journal of Materials Chemistry C, 6, 10751–10759.

Sources: Web Of Science, ORCID
Added: July 7, 2022

2018 journal article

Reducing coercive-field scaling in ferroelectric thin films via orientation control

ACS Nano, 12(5), 4736–4743.

By: R. Xu, R. Gao*, S. Saremi*, S. Reyes-Lillo*, Y. Dong*, Y. Qi*, H. Lu*, Z. Chen* ...

author keywords: ferroelectric; thin film; size effects; coercive-field scaling; X-ray diffraction
Sources: Web Of Science, ORCID
Added: July 7, 2022

2017 journal article

Differential voltage amplification from ferroelectric negative capacitance

Applied Physics Letters, 111, 253501.

By: A. Khan*, M. Hoffmann*, K. Chatterjee*, Z. Lu*, R. Xu, C. Serrao*, S. Smith*, L. Martin* ...

Sources: Web Of Science, ORCID
Added: July 7, 2022

2017 journal article

Electron Accumulation and Emergent Magnetism in LaMnO3 / SrTiO3 Heterostructures

Physical Review Letters, 119(15), 156801.

By: Z. Chen*, Z. Chen*, Z. Liu*, M. Holtz*, C. Li*, X. Renshaw Wang, W. Lü*, M. Motapothula* ...

Sources: Web Of Science, ORCID
Added: July 7, 2022

2017 journal article

Ferroelectricity in Pb1+δZrO3 Thin Films

Chemistry of Materials, 29(15), 6544–6551.

By: R. Gao*, S. Reyes-Lillo*, R. Xu, A. Dasgupta*, Y. Dong*, L. Dedon*, J. Kim*, S. Saremi* ...

Sources: Web Of Science, ORCID
Added: July 7, 2022

2017 journal article

Slow Conductance Relaxation in Graphene–Ferroelectric Field-Effect Transistors

Journal of Physical Chemistry C, 121(13), 7542–7548.

By: S. Rogers*, R. Xu, S. Pandya*, L. Martin* & M. Shim*

Sources: Web Of Science, ORCID
Added: July 7, 2022

2017 journal article

Three-State Ferroelastic Switching and Large Electromechanical Responses in PbTiO3 Thin Films

Advanced Materials, 29(37), 1702069.

By: A. Damodaran*, S. Pandya*, J. Agar*, Y. Cao*, R. Vasudevan*, R. Xu, S. Saremi*, Q. Li* ...

author keywords: electromechanical responses; ferroelectrics; thin-film epitaxy; three-state ferroelastic switching
Sources: Web Of Science, ORCID
Added: July 7, 2022

2016 journal article

Enhanced electrical resistivity and properties via ion bombardment of ferroelectric thin films

Advanced Materials, 28(48), 10750–10756.

Sources: Web Of Science, ORCID
Added: July 7, 2022

2016 journal article

Frontiers in strain-engineered multifunctional ferroic materials

MRS Communications, 6, 151–166.

Sources: NC State University Libraries, ORCID
Added: July 7, 2022

2016 journal article

Nanodomain Engineering in Ferroelectric Capacitors with Graphene Electrodes

Nano Letters, 16(10), 6460–6466.

By: H. Lu*, B. Wang*, T. Li*, A. Lipatov*, H. Lee*, A. Rajapitamahuni*, R. Xu, X. Hong* ...

author keywords: Flexoelectric switching; graphene; domain engineering; ferroelectric films
Sources: Web Of Science, ORCID
Added: July 7, 2022

2016 journal article

New modalities of strain-control of ferroelectric thin films

Journal of Physics: Condensed Matter, 28(26), 263001.

author keywords: ferroelectrics; thin films; epitaxy; strain
Sources: Web Of Science, ORCID
Added: July 7, 2022

2016 journal article

Self-Assembled, Nanostructured, Tunable Metamaterials via Spinodal Decomposition

ACS Nano, 10(11), 10237–10244.

author keywords: self-assembly; spinodal decomposition; nanoscale phase separation; metamaterials; VO2; epitaxial thin films
Sources: Web Of Science, ORCID
Added: July 7, 2022

2016 journal article

Single gate P-N junctions in graphene-ferroelectric devices

Applied Physics Letters, 108, 203109.

By: J. Hinnefeld*, R. Xu, S. Rogers*, S. Pandya*, M. Shim*, L. Martin*, N. Mason*

Sources: Web Of Science, ORCID
Added: July 7, 2022

2016 journal article

Strain-induced growth instability and nanoscale surface patterning in perovskite thin films

Scientific Reports, 6, 26075.

By: S. Pandya*, A. Damodaran*, R. Xu, S. Hsu*, J. Agar* & L. Martin*

Sources: Web Of Science, ORCID
Added: July 7, 2022

2016 journal article

Surface Chemically Switchable Ultraviolet Luminescence from Interfacial Two-Dimensional Electron Gas

Nano Letters, 16(1), 681–687.

By: M. Islam, D. Saldana-Greco*, Z. Gu, F. Wang*, E. Breckenfeld*, Q. Lei*, R. Xu, C. Hawley ...

author keywords: Two-dimensional electron gas; photoluminescence; LaAlO3/SrTiO3; chemisorption
Sources: Web Of Science, ORCID
Added: July 7, 2022

2015 journal article

Ferroelectric polarization reversal via successive ferroelastic transitions

Nature Materials, 14, 79–86.

By: R. Xu, S. Liu*, J. Karthik*, A. Damodaran*, I. Grinberg*, A. Rappe*, L. Martin*

Sources: Web Of Science, ORCID
Added: July 7, 2022

2015 journal article

Orientation-dependent structural phase diagrams and dielectric properties of PbZr1−xTixO3 polydomain thin films

Physical Review B, 91(14), 144106.

Sources: Web Of Science, ORCID
Added: July 7, 2022

2014 journal article

Effect of “symmetry mismatch” on the domain structure of rhombohedral BiFeO3 thin films

Applied Physics Letters, 104, 182908.

By: Z. Chen*, A. Damodaran*, R. Xu, S. Lee* & L. Martin*

Sources: Web Of Science, ORCID
Added: July 7, 2022

2014 journal article

Stationary domain wall contribution to enhanced ferroelectric susceptibility

Nature Communications, 5, 3120.

By: R. Xu, J. Karthik*, A. Damodaran* & L. Martin*

Sources: Web Of Science, ORCID
Added: July 7, 2022

2014 journal article

Understanding order in compositionally graded ferroelectrics: Flexoelectricity, gradient, and depolarization field effects

Physical Review B, 89(22), 224101.

By: J. Zhang*, R. Xu, A. Damodaran*, Z. Chen* & L. Martin*

Sources: Web Of Science, ORCID
Added: July 7, 2022

2013 journal article

Tunable Carrier Type and Density in Graphene/PbZr0.2Ti0.8O3 Hybrid Structures through Ferroelectric Switching

Nano Letters, 13(4), 1693–1698.

By: C. Baeumer, S. Rogers*, R. Xu, L. Martin* & M. Shim*

author keywords: CVD graphene; ferroelectrics; PbZr0.2Ti0.8O3; polarization reversal; interface
Sources: Web Of Science, ORCID
Added: July 7, 2022

Employment

2022 - present

NC State University Raleigh, North Carolina, US
Assistant Professor Materials Science and Engineering

Education

2018 - 2022

Stanford University Stanford, CA, US
Postdoctoral Fellow Applied Physics

2014 - 2018

University of California Berkeley Berkeley, CA, US
Ph.D. Materials Science and Engineering

2011 - 2014

University of Illinois at Urbana-Champaign Urbana, IL, US
M.S. Materials Science and Engineering

2007 - 2011

Zhejiang University Hangzhou, Zhejiang, CN
B.E. Materials Science and Engineering