From quasi-two-dimensional metal with ferromagnetic bilayers to Mott insulator with G-type antiferromagnetic order in Ca(RuTi)O

J Peng, X Ke, G Wang, JE Ortmann, D Fobes… - Physical Review B …, 2013 - APS
We report the electronic and magnetic phase diagram of Ca 3 (Ru 1− x Ti x) 2 O 7. With Ti
doping, the system evolves from a quasi-two-dimensional metal with ferromagnetic (FM) …

Existence of electron and hole pockets and partial gap opening in the correlated semimetal

H Xing, L Wen, C Shen, J He, X Cai, J Peng, S Wang… - Physical Review B, 2018 - APS
The electronic band structure of correlated Ca 3 Ru 2 O 7 featuring an antiferromagnetic
(AFM) as well as a structural transition has been determined theoretically at high …

Interplay between the lattice and spin degrees of freedom in

J Peng, Z Qu, B Qian, D Fobes, T Liu, X Wu… - Physical Review B …, 2010 - APS
The (Sr 1− x Ca x) 3 Ru 2 O 7 solid solution series exhibits complex magnetic ground states,
ranging from an itinerant metamagnetic state, to a quasi-two-dimensional (2D) heavy-mass …

Tuning the competing phases of bilayer ruthenate via dilute Mn impurities and magnetic field

M Zhu, J Peng, W Tian, T Hong, ZQ Mao, X Ke - Physical Review B, 2017 - APS
We have systematically investigated the evolution of the magnetic structure of the bilayer
ruthenate C a 3 (R u 1− x M nx) 2 O 7 induced upon Mn doping. For 0< x≤ 0.03, the …

Field-induced orbital patterns in ferromagnetic layered ruthenates

F Forte, M Cuoco, C Noce - Physical Review B—Condensed Matter and …, 2010 - APS
We study the evolution of orbital patterns in ferromagnetic layered ruthenates due to the
competition of Coulomb interactions, compressive c axis and orthorhombic distortions in the …

Point defects at cleaved (001) surfaces

B Stöger, M Hieckel, F Mittendorfer, Z Wang, M Schmid… - Physical Review B, 2014 - APS
The (001) surfaces of cleaved Sr 3 Ru 2 O 7 and Sr 2 RuO 4 samples were investigated
using low-temperature scanning tunneling microscopy and density functional theory …

Hidden phases revealed at the surface of double-layered

C Chen, J Kim, VB Nascimento, Z Diao, J Teng, B Hu… - Physical Review B, 2016 - APS
Double-layered S r 3 R u 2 O 7 has received phenomenal consideration because it exhibits
a plethora of exotic phases when perturbed. New phases emerge with the application of …

Evidence for weak-antilocalization–weak-localization crossover and metal-insulator transition in CaCu3Ru4O12 thin films

S Jana, SG Bhat, BC Behera, L Patra… - Europhysics …, 2021 - iopscience.iop.org
Artificial confinement of electrons by tailoring the layer thickness has turned out to be a
powerful tool to harness control over competing phases in nano-layers of complex oxides …

[HTML][HTML] Normal and inverse bulk spin valve effects in single-crystal ruthenates

J Peng, J Hu, XM Gu, GT Zhou, JY Liu… - Applied Physics …, 2016 - pubs.aip.org
The current-perpendicular-to-plane magnetoresistivity (CPP-MR)/ρ c (B) is investigated in
single crystal ruthenates Ca 3 (Ru 1− x Ti x) 2 O 7 (x= 0.02). This material is naturally …

Effect of disorder on quantum phase transition in the double layered ruthenates (SrCa)RuO

Z Qu, J Peng, T Liu, D Fobes, V Dobrosavljević… - Physical Review B …, 2012 - APS
(Sr 1− x Ca x) 3 Ru 2 O 7 is characterized by complex magnetic states, spanning from a long-
range antiferromagnetically ordered state over an unusual heavy-mass nearly ferromagnetic …