Hiroshi Funakubo

Research interests

Publications

• Roadmap on ferroelectric hafnia- and zirconia-based materials and devices

  APL Materials · 2023 · 10.1063/5.0148068

• Experimental discovery of structure–property relationships in ferroelectric materials via active learning

  Nature Machine Intelligence · 2022 · 10.1038/s42256-022-00460-0

• Effects of deposition conditions on the ferroelectric properties of (Al1−xScx)N thin films

  Journal of Applied Physics · 2020 · 10.1063/5.0015281

• Origin of giant negative piezoelectricity in a layered van der Waals ferroelectric

  Science Advances · 2019 · 10.1126/sciadv.aav3780

• Ferroelectricity mediated by ferroelastic domain switching in HfO2-based epitaxial thin films

  Applied Physics Letters · 2018 · 10.1063/1.5055258

• The demonstration of significant ferroelectricity in epitaxial Y-doped HfO2 film

  Scientific Reports · 2016 · 10.1038/srep32931

• Impact of mechanical stress on ferroelectricity in (Hf0.5Zr0.5)O2 thin films

  Applied Physics Letters · 2016 · 10.1063/1.4954942

• Stabilizing the ferroelectric phase in doped hafnium oxide

  Journal of Applied Physics · 2015 · https://doi.org/10.1063/1.4927805

• Growth of epitaxial orthorhombic YO1.5-substituted HfO2 thin film

  Applied Physics Letters · 2015 · 10.1063/1.4927450

• Robust High-κ Response in Molecularly Thin Perovskite Nanosheets

  ACS Nano · 2010 · 10.1021/nn101453v

• Engineered Interfaces of Artificial Perovskite Oxide Superlattices via Nanosheet Deposition Process

  ACS Nano · 2010 · 10.1021/nn102144s

• Dimensionality-Controlled Insulator-Metal Transition and Correlated Metallic State in 5d Transition Metal Oxides Srn+1IrnO3n+1 ( n=1 , 2, and ∞ )

  Physical Review Letters · 2008 · https://doi.org/10.1103/physrevlett.101.226402

• Rhombohedral–Tetragonal Phase Boundary with High Curie Temperature in (1-x)BiCoO 3 –xBiFeO 3 Solid Solution

  Japanese Journal of Applied Physics · 2008 · 10.1143/jjap.47.7579

• Epitaxial BiFeO3 thin films fabricated by chemical solution deposition

  Applied Physics Letters · 2006 · 10.1063/1.2196477

• High‐κ Dielectric Nanofilms Fabricated from Titania Nanosheets

  Advanced Materials · 2006 · 10.1002/adma.200501224

• Controlled crystal growth of layered-perovskite thin films as an approach to study their basic properties

  Journal of Applied Physics · 2006 · 10.1063/1.2337357

• Crystal structure and ferroelectric properties of rare-earth substituted BiFeO3 thin films

  Journal of Applied Physics · 2006 · 10.1063/1.2210167

• Dependence of electrical properties of epitaxial Pb(Zr,Ti)O3 thick films on crystal orientation and Zr∕(Zr+Ti) ratio

  Journal of Applied Physics · 2005 · 10.1063/1.2126156

• Ion Modification for Improvement of Insulating and Ferroelectric Properties of BiFeO3 Thin Films Fabricated by Chemical Solution Deposition

  Japanese Journal of Applied Physics · 2005 · 10.1143/jjap.44.l561

• Effect of cosubstitution of La and V in Bi4Ti3O12 thin films on the low-temperature deposition

  Applied Physics Letters · 2002 · 10.1063/1.1430267

• Large remanent polarization of (Bi,Nd)4Ti3O12 epitaxial thin films grown by metalorganic chemical vapor deposition

  Applied Physics Letters · 2002 · 10.1063/1.1468914

• Approach for enhanced polarization of polycrystalline bismuth titanate films by Nd3+/V5+ cosubstitution

  Applied Physics Letters · 2002 · 10.1063/1.1507839

• Preparation and characterization of a- and b-axis-oriented epitaxially grown Bi4Ti3O12-based thin films with long-range lattice matching

  Applied Physics Letters · 2002 · 10.1063/1.1503850

• Highly-conducting indiumtin-oxide transparent films fabricated by spray CVD using ethanol solution of indium (III) chloride and tin (II) chloride

  Thin Solid Films · 2002 · 10.1016/s0040-6090(02)00102-5

• Cation Distribution and Structural Instability in Bi4-xLaxTi3O12

  Japanese Journal of Applied Physics · 2001 · 10.1143/jjap.40.5572

Current projects

No projects listed.