Search Results - "Spaldin, N. A"

Ultrafast Structure Switching through Nonlinear Phononics by Juraschek, D M, Fechner, M, Spaldin, N A

“…We describe a mechanism by which nonlinear phononics allows ultrafast coherent and directional control of transient structural distortions. With ErFeO_{3} as a…”
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Anisotropic conductance at improper ferroelectric domain walls by Meier, D., Seidel, J., Cano, A., Delaney, K., Kumagai, Y., Mostovoy, M., Spaldin, N. A., Ramesh, R., Fiebig, M.

“…Oxide materials show a versatile range of phenomena that in many cases can be controlled by growing thin films of oxides next to each other. The observation…”
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Analogy between the Magnetic Dipole Moment at the Surface of a Magnetoelectric and the Electric Charge at the Surface of a Ferroelectric by Spaldin, N. A.

“…In honor of Igor Dzyaloshinskii on his 90th birthday, we revisit his pioneering work on the linear magnetoelectric effect in light of the modern theory of…”
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Nonlinear lattice dynamics as a basis for enhanced superconductivity in YBa2Cu3O6.5 by Mankowsky, R., Subedi, A., Först, M., Mariager, S. O., Chollet, M., Lemke, H. T., Robinson, J. S., Glownia, J. M., Minitti, M. P., Frano, A., Fechner, M., Spaldin, N. A., Loew, T., Keimer, B., Georges, A., Cavalleri, A.

“…Femtosecond X-ray diffraction and ab initio density functional theory calculations are used to determine the crystal structure of YBa 2 Cu 3 O 6.5 undergoing…”
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A Strain-Driven Morphotropic Phase Boundary in BiFeO3 by Zeches, R. J., Rossell, M. D., Zhang, J. X., Hatt, A. J., He, Q., Yang, C.-H., Kumar, A., Wang, C. H., Melville, A., Adamo, C., Sheng, G., Chu, Y.-H., Ihlefeld, J. F., Erni, R., Ederer, C., Gopalan, V., Chen, L. Q., Schlom, D. G., Spaldin, N. A., Martin, L. W., Ramesh, R.

“…Piezoelectric materials, which convert mechanical to electrical energy and vice versa, are typically characterized by the intimate coexistence of two phases…”
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Dynamic Multiferroicity of a Ferroelectric Quantum Critical Point by Dunnett, K, Zhu, J-X, Spaldin, N A, Juričić, V, Balatsky, A V

“…Quantum matter hosts a large variety of phases, some coexisting, some competing; when two or more orders occur together, they are often entangled and cannot be…”
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Conduction at domain walls in oxide multiferroics by Seidel, J, Martin, L. W, He, Q, Zhan, Q, Chu, Y.-H, Rother, A, Hawkridge, M. E, Maksymovych, P, Yu, P, Gajek, M, Balke, N, Kalinin, S. V, Gemming, S, Wang, F, Catalan, G, Scott, J. F, Spaldin, N. A, Orenstein, J, Ramesh, R

“…Domain walls may play an important role in future electronic devices, given their small size as well as the fact that their location can be controlled. Here,…”
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Functional electronic inversion layers at ferroelectric domain walls by Mundy, J. A., Schaab, J., Kumagai, Y., Cano, A., Stengel, M., Krug, I. P., Gottlob, D. M., Doğanay, H., Holtz, M. E., Held, R., Yan, Z., Bourret, E., Schneider, C. M., Schlom, D. G., Muller, D. A., Ramesh, R., Spaldin, N. A., Meier, D.

“…Ferroelectric domain walls hold great promise as functional two-dimensional materials because of their unusual electronic properties. Particularly intriguing…”
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The ultrathin limit of improper ferroelectricity by Nordlander, J., Campanini, M., Rossell, M. D., Erni, R., Meier, Q. N., Cano, A., Spaldin, N. A., Fiebig, M., Trassin, M.

“…The secondary nature of polarization in improper ferroelectrics promotes functional properties beyond those of conventional ferroelectrics. In technologically…”
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Depolarizing-Field Effects in Epitaxial Capacitor Heterostructures by Strkalj, N., De Luca, G., Campanini, M., Pal, S., Schaab, J., Gattinoni, C., Spaldin, N. A., Rossell, M. D., Fiebig, M., Trassin, M.

“…We identify a transient enhancement of the depolarizing field, leading to an unexpected quench of net polarization, during the growth of a prototypical…”
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Global Formation of Topological Defects in the Multiferroic Hexagonal Manganites by Meier, Q. N., Lilienblum, M., Griffin, S. M., Conder, K., Pomjakushina, E., Yan, Z., Bourret, E., Meier, D., Lichtenberg, F., Salje, E. K. H., Spaldin, N. A., Fiebig, M., Cano, A.

“…The spontaneous transformations associated with symmetry-breaking phase transitions generate domain structures and defects that may be topological in nature…”
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Unconventional Spin Relaxation Involving Localized Vibrational Modes in Ho Single-Atom Magnets by Donati, F, Rusponi, S, Stepanow, S, Persichetti, L, Singha, A, Juraschek, D M, Wäckerlin, C, Baltic, R, Pivetta, M, Diller, K, Nistor, C, Dreiser, J, Kummer, K, Velez-Fort, E, Spaldin, N A, Brune, H, Gambardella, P

“…We investigate the spin relaxation of Ho single atom magnets on MgO/Ag(100) as a function of temperature and magnetic field. We find that the spin relaxation…”
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Scaling Behavior and Beyond Equilibrium in the Hexagonal Manganites by Griffin, S. M., Lilienblum, M., Delaney, K. T., Kumagai, Y., Fiebig, M., Spaldin, N. A.

“…We show that the improper ferroelectric phase transition in the multiferroic hexagonal manganites displays appropriate symmetry-breaking characteristics for…”
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Electrical control of antiferromagnetic domains in multiferroic BiFeO3 films at room temperature by Zhao, T, Scholl, A, Zavaliche, F, Lee, K, Barry, M, Doran, A, Cruz, M P, Chu, Y H, Ederer, C, Spaldin, N A, Das, R R, Kim, D M, Baek, S H, Eom, C B, Ramesh, R

“…Multiferroic materials, which offer the possibility of manipulating the magnetic state by an electric field or vice versa, are of great current interest. In…”
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Epitaxial BiFeO3 multiferroic thin film heterostructures by WANG, J, NEATON, J. B, SPALDIN, N. A, RABE, K. M, WUTTIG, M, RAMESH, R, ZHENG, H, NAGARAJAN, V, OGATE, S. B, LIU, B, VIEHLAND, D, VAITHYANATHAN, V, SCHLOM, D. G, WAGHMARE, U. V

“…Enhancement of polarization and related properties in heteroepitaxially constrained thin films of the ferroelectromagnet, BiFeO3, is reported. Structure…”
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Search for the Magnetic Monopole at a Magnetoelectric Surface by Meier, Q. N., Fechner, M., Nozaki, T., Sahashi, M., Salman, Z., Prokscha, T., Suter, A., Schoenherr, P., Lilienblum, M., Borisov, P., Dzyaloshinskii, I. E., Fiebig, M., Luetkens, H., Spaldin, N. A.

“…We show, by solving Maxwell’s equations, that an electric charge on the surface of a slab of a linear magnetoelectric material generates an image magnetic…”
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Linear magnetoelectric effect by orbital magnetism by Scaramucci, A, Bousquet, E, Fechner, M, Mostovoy, M, Spaldin, N A

“…We use symmetry analysis and first-principles calculations to show that the linear magnetoelectric effect can originate from the response of orbital magnetic…”
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A multiferroic material to search for the permanent electric dipole moment of the electron by Spaldin, N. A, Rushchanskii, K. Z, Kamba, S, Goian, V, Vaněk, P, Savinov, M, Prokleška, J, Nuzhnyy, D, Knížek, K, Laufek, F, Eckel, S, Lamoreaux, S. K, Sushkov, A. O, Ležaić, M

“…We describe the first-principles design and subsequent synthesis of a new material with the specific functionalities required for a solid-state-based search…”
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Advances in magnetoelectric multiferroics by Spaldin, N. A., Ramesh, R.

“…The manipulation of magnetic properties by an electric field in magnetoelectric multiferroic materials has driven significant research activity, with the goal…”
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Ferrodistortive instability at the (001) surface of half-metallic manganites by Pruneda, J M, Ferrari, V, Rurali, R, Littlewood, P B, Spaldin, N A, Artacho, Emilio

“…We present the structure of the fully relaxed (001) surface of the half-metallic manganite La0.7Sr0.3MnO3, calculated using density functional theory. Two…”
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