|A strong ferroelectric ferromagnet created by means of spin–lattice coupling|
JH Lee, L Fang, E Vlahos, X Ke, YW Jung, LF Kourkoutis, JW Kim, ...
Nature 466 (7309), 954-958, 2010
|A ferroelectric oxide made directly on silicon|
MP Warusawithana, C Cen, CR Sleasman, JC Woicik, Y Li, LF Kourkoutis, ...
Science 324 (5925), 367-370, 2009
|Quantifying octahedral rotations in strained perovskite oxide films|
SJ May, JW Kim, JM Rondinelli, E Karapetrova, NA Spaldin, ...
Physical Review B 82 (1), 014110, 2010
|Polar metals by geometric design|
TH Kim, D Puggioni, Y Yuan, L Xie, H Zhou, N Campbell, PJ Ryan, Y Choi, ...
Nature 533 (7601), 68-72, 2016
|Asymmetric orbital-lattice interactions in ultrathin correlated oxide films|
J Chakhalian, JM Rondinelli, J Liu, BA Gray, M Kareev, EJ Moon, ...
Physical Review Letters 107 (11), 116805, 2011
|Enhanced ordering temperatures in antiferromagnetic manganite superlattices|
SJ May, PJ Ryan, JL Robertson, JW Kim, TS Santos, E Karapetrova, ...
Nature materials 8 (11), 892-897, 2009
|Heterointerface engineered electronic and magnetic phases of NdNiO 3 thin films|
J Liu, M Kargarian, M Kareev, B Gray, PJ Ryan, A Cruz, N Tahir, ...
Nature communications 4 (1), 1-11, 2013
|Charge order in LuFe 2 O 4: antiferroelectric ground state and coupling to magnetism|
M Angst, RP Hermann, AD Christianson, MD Lumsden, C Lee, ...
Physical review letters 101 (22), 227601, 2008
|Influence of shallow core-level hybridization on the electronic structure of post-transition-metal oxides studied using soft X-ray emission and absorption|
C McGuinness, CB Stagarescu, PJ Ryan, JE Downes, D Fu, KE Smith, ...
Physical Review B 68 (16), 165104, 2003
|Quantum confinement of Mott electrons in ultrathin LaNiO/LaAlO superlattices|
J Liu, S Okamoto, M Van Veenendaal, M Kareev, B Gray, P Ryan, ...
Physical Review B 83 (16), 161102, 2011
|Strain-mediated metal-insulator transition in epitaxial ultrathin films of |
J Liu, M Kareev, B Gray, JW Kim, P Ryan, B Dabrowski, JW Freeland, ...
Applied Physics Letters 96 (23), 233110, 2010
|Control of octahedral rotations in (LaNiO 3) n/(SrMnO 3) m superlattices|
SJ May, CR Smith, JW Kim, E Karapetrova, A Bhattacharya, PJ Ryan
Physical Review B 83 (15), 153411, 2011
|Orbital control in strained ultra-thin LaNiO3/LaAlO3 superlattices|
JW Freeland, J Liu, M Kareev, B Gray, JW Kim, P Ryan, R Pentcheva, ...
EPL (Europhysics Letters) 96 (5), 57004, 2011
|Nanoscale suppression of magnetization at atomically assembled manganite interfaces: XMCD and XRMS measurements|
JJ Kavich, MP Warusawithana, JW Freeland, P Ryan, X Zhai, RH Kodama, ...
Physical Review B 76 (1), 014410, 2007
|Reversible control of magnetic interactions by electric field in a single-phase material|
PJ Ryan, JW Kim, T Birol, P Thompson, JH Lee, X Ke, PS Normile, ...
Nature communications 4 (1), 1-8, 2013
|Optical study of strained ultrathin films of strongly correlated |
MK Stewart, CH Yee, J Liu, M Kareev, RK Smith, BC Chapler, M Varela, ...
Physical Review B 83 (7), 075125, 2011
|Emergent Superstructural Dynamic Order due to Competing Antiferroelectric and Antiferrodistortive Instabilities in Bulk |
JW Kim, P Thompson, S Brown, PS Normile, JA Schlueter, A Shkabko, ...
Physical Review Letters 110 (2), 027201, 2013
|Ferroelectric distortion in SrTiO 3 thin films on Si (001) by X-ray absorption fine structure spectroscopy: Experiment and first-principles calculations|
JC Woicik, EL Shirley, CS Hellberg, KE Andersen, S Sambasivan, ...
Physical Review B 75 (14), 140103, 2007
|Influence of quantum size effects on island coarsening|
CA Jeffrey, EH Conrad, R Feng, M Hupalo, C Kim, PJ Ryan, PF Miceli, ...
Physical review letters 96 (10), 106105, 2006
|Anomalous lattice expansion of coherently strained thin films grown on by kinetically controlled sequential deposition|
JC Woicik, H Li, P Zschack, E Karapetrova, P Ryan, CR Ashman, ...
Physical Review B 73 (2), 024112, 2006