Dr Helen He's Outputs (62)

Electrical Control of Multiferroic Orderings in Mixed-Phase BiFeO3 Films (2012)
Journal Article
Chen, Y., He, Q., Chu, F., Huang, Y., Chen, J., Liang, W., …others. (2012). Electrical Control of Multiferroic Orderings in Mixed-Phase BiFeO3 Films. Advanced Materials, 24(22), 3070-3075

Direct spectroscopic evidence of charge reversal at the Pb (Zr 0. 2 Ti 0. 8) O 3/La 0. 7 Sr 0. 3 MnO 3 heterointerface (2011)
Journal Article
Wu, C., Lee, P., Chen, Y., Chang, L., Chen, C., Liang, C., …Chu, Y. (2011). Direct spectroscopic evidence of charge reversal at the Pb (Zr 0. 2 Ti 0. 8) O 3/La 0. 7 Sr 0. 3 MnO 3 heterointerface. Physical Review B, 83(2),

Nanoscale structure and mechanism for enhanced electromechanical response of highly strained BiFeO3 thin films (2011)
Journal Article
Damodaran, A. R., Liang, C., He, Q., Peng, C., Chang, L., Chu, Y., & Martin, L. W. (2011). Nanoscale structure and mechanism for enhanced electromechanical response of highly strained BiFeO3 thin films. Advanced Materials, 23(28), 3170-3175

Electrically controllable spontaneous magnetism in nanoscale mixed phase multiferroics (2011)
Journal Article
He, Q., Chu, Y., Heron, J., Yang, S., Liang, W., Kuo, C., …others. (2011). Electrically controllable spontaneous magnetism in nanoscale mixed phase multiferroics. Nature Communications, 2,

Microscopic origin of the giant ferroelectric polarization in tetragonal-like BiFeO 3 (2011)
Journal Article
Zhang, J., He, Q., Trassin, M., Luo, W., Yi, D., Rossell, M., …others. (2011). Microscopic origin of the giant ferroelectric polarization in tetragonal-like BiFeO 3. Physical Review Letters, 107(14),

Atomic-Scale Evolution of Local Electronic Structure Across Multiferroic Domain Walls (2011)
Journal Article
Chiu, Y., Chen, Y., Huang, B., Shih, M., Yang, J., He, Q., …others. (2011). Atomic-Scale Evolution of Local Electronic Structure Across Multiferroic Domain Walls. Advanced Materials, 23(13), 1530-1534

Concurrent transition of ferroelectric and magnetic ordering near room temperature (2011)
Journal Article
Ko, K., Jung, M. H., He, Q., Lee, J. H., Woo, C. S., Chu, K., …others. (2011). Concurrent transition of ferroelectric and magnetic ordering near room temperature. Nature Communications, 2,

Large field-induced strains in a lead-free piezoelectric material (2011)
Journal Article
Zhang, J., Xiang, B., He, Q., Seidel, J., Zeches, R., Yu, P., …others. (2011). Large field-induced strains in a lead-free piezoelectric material. Nature Nanotechnology, 6(2), 98-102

Electric-field-induced magnetization reversal in a ferromagnet-multiferroic heterostructure (2011)
Journal Article
Heron, J., Trassin, M., Ashraf, K., Gajek, M., He, Q., Yang, S., …Ramesh, R. (2011). Electric-field-induced magnetization reversal in a ferromagnet-multiferroic heterostructure. Physical Review Letters, 107(21),

Ferroelastic switching for nanoscale non-volatile magnetoelectric devices (2010)
Journal Article
Baek, S., Jang, H., Folkman, C., Li, Y., Winchester, B., Zhang, J., …others. (2010). Ferroelastic switching for nanoscale non-volatile magnetoelectric devices. Nature Materials, 9(4), 309-314

Strain-driven phase transitions and associated dielectric/piezoelectric anomalies in BiFeO3 thin films (2010)
Journal Article
Huang, C., Chu, Y., Chen, Z., Wang, J., Sritharan, T., He, Q., …Chen, L. (2010). Strain-driven phase transitions and associated dielectric/piezoelectric anomalies in BiFeO3 thin films. Applied Physics Letters, 97(15),

Domain wall conductivity in La-doped BiFeO 3 (2010)
Journal Article
Seidel, J., Maksymovych, P., Batra, Y., Katan, A., Yang, S., He, Q., …others. (2010). Domain wall conductivity in La-doped BiFeO 3. Physical Review Letters, 105(19),

Probing ferroelectricity in PbZr 0.2 Ti 0.8 O 3 with polarized soft x rays (2010)
Journal Article
Arenholz, E., Van der Laan, G., Fraile-Rodríguez, A., Yu, P., He, Q., & Ramesh, R. (2010). Probing ferroelectricity in PbZr 0.2 Ti 0.8 O 3 with polarized soft x rays. Physical Review B, 82(14),

Probing the evolution of antiferromagnetism in multiferroics (2010)
Journal Article
Holcomb, M., Martin, L., Scholl, A., He, Q., Yu, P., Yang, C., …others. (2010). Probing the evolution of antiferromagnetism in multiferroics. Physical Review B, 81(13),

Interface ferromagnetism and orbital reconstruction in BiFeO 3- La 0.7 Sr 0.3 MnO 3 heterostructures (2010)
Journal Article
Yu, P., Lee, J., Okamoto, S., Rossell, M., Huijben, M., Yang, C., …others. (2010). Interface ferromagnetism and orbital reconstruction in BiFeO 3- La 0.7 Sr 0.3 MnO 3 heterostructures. Physical Review Letters, 105(2),

Nanoscale control of domain architectures in BiFeO3 thin films (2009)
Journal Article
Chu, Y., He, Q., Yang, C., Yu, P., Martin, L. W., Shafer, P., & Ramesh, R. (2009). Nanoscale control of domain architectures in BiFeO3 thin films. Nano Letters, 9(4), 1726-1730

Conduction at domain walls in oxide multiferroics (2009)
Journal Article
Seidel, J., Martin, L. W., He, Q., Zhan, Q., Chu, Y., Rother, A., …Ramesh, R. (2009). Conduction at domain walls in oxide multiferroics. Nature Materials, 8(3), 229-234

Electric modulation of conduction in multiferroic Ca-doped BiFeO3 films (2009)
Journal Article
Yang, C., Seidel, J., Kim, S., Rossen, P., Yu, P., Gajek, M., …others. (2009). Electric modulation of conduction in multiferroic Ca-doped BiFeO3 films. Nature Materials, 8(6), 485-493

Phenomenological analysis of domain width in rhombohedral BiFeO 3 films (2009)
Journal Article
Huang, C., Chen, L., Wang, J., He, Q., Yang, S., Chu, Y., & Ramesh, R. (2009). Phenomenological analysis of domain width in rhombohedral BiFeO 3 films. Physical Review B, 80(14),

A strain-driven morphotropic phase boundary in BiFeO3 (2009)
Journal Article
Zeches, R., Rossell, M., Zhang, J., Hatt, A., He, Q., Yang, C., …others. (2009). A strain-driven morphotropic phase boundary in BiFeO3. Science, 326(5955), 977-980