Daichi Oka

Tohoku University — Japan

Materials Science · Physical Sciences

17h-index1.2kcitations104works1.12yr avg
OpenAlex↗ORCID↗Google Scholar↗Lab page↗

Accepting Students?

No reports yet. Know if this professor is taking students?

Research Topics

Electronic and Structural Properties of Oxides(44), Magnetic and transport properties of perovskites and related materials(31), Advanced Condensed Matter Physics(20), ZnO doping and properties(16), Semiconductor materials and devices(16)

Publications104 total

Strain-boosted electrocatalytic activity for oxygen evolution in RuO <sub>2</sub> epitaxial thin films
Chemical Communications·2026
Solid phase epitaxy of rutile-type GeO2 on TiO2 (001)
Applied Physics Letters·2025
Oxidation-Induced Giant Resistivity Change Associated with Structural and Electronic Reconstruction in Layered Sr<sub>3</sub>Cr<sub>2</sub>O<sub>7−δ</sub> Epitaxial Thin Films
Chemistry of Materials·2025
Quasi-Single-Crystalline Inverse Opal α-Fe<sub>2</sub>O<sub>3</sub> Prepared via Diffusion and Oxidation of the FeCl<sub>3</sub> Precursor in Nanospaces
Chemistry of Materials·2025· 1 cited
Rocksalt rare earth monoxides as electronic and magnetic materials
Trends in Chemistry·2025Open Access
Selective heteroepitaxial synthesis of 2D bismuth-based mixed-anion compounds with interfacial spin–orbit interaction <i>via</i> atmospheric solution routes
Journal of Materials Chemistry C·2025· 1 cited
Metallic conduction in high Curie temperature ferromagnetic heavy rare earth monoxides <i>RE</i>O (<i>RE</i> = Tb, Dy, Er): rare-earth-dependent carrier polarity and anomalous Hall effect
Journal of Materials Chemistry C·2025
Rocksalt-type heavy rare earth monoxides TbO, DyO, and ErO exhibiting metallic electronic states and ferromagnetism
Dalton Transactions·2024· 3 cited
Enhanced Curie temperature near 300 K in highly crystalline GdO epitaxial thin films concomitant with an anomalous Hall effect
Journal of Materials Chemistry C·2024· 5 cited
Photoreflectance spectroscopy of BiOCl epitaxial thin films
Japanese Journal of Applied Physics·2023· 1 citedOpen Access
Photoreflectance spectroscopy of BiOCl epitaxial thin films
arXiv (Cornell University)·2023Open Access
Near-Ultraviolet Light-Driven Photocathodic Activity for (001)-Oriented BiOCl Thin Films Synthesized by Mist Chemical Vapor Deposition
Inorganic Chemistry·2023· 6 cited
Thickness-dependent magnetotransport properties of rocksalt NdO epitaxial thin films: observation of a ferromagnetic phase far above the Curie temperature
Journal of Materials Chemistry C·2023· 4 cited
Transparent Room-Temperature Ferromagnetic Semiconductor on Glass: Anatase Co-Doped Tio2 Oriented Thin Films with Improved Electrical Conduction
SSRN Electronic Journal·2023Open Access
A transparent room-temperature ferromagnetic semiconductor on glass: anatase Co-doped TiO<sub>2</sub> oriented thin films with improved electrical conduction
CrystEngComm·2023· 2 cited
Rocksalt CeO epitaxial thin film as a heavy-fermion system transiting from <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>p</mml:mi></mml:math>-type metal to partially compensated <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>n</mml:mi></mml:math>-type metal by <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mn>4</mml:mn><mml:mi>f</mml:mi></mml:mrow></mml:math> delocalization
Physical review. B./Physical review. B·2022· 12 cited
Rock salt-type HoO epitaxial thin film as a heavy rare-earth monoxide ferromagnetic semiconductor with a Curie temperature above 130 K
Applied Physics Letters·2022· 18 cited
Temperature-dependent optical properties of <i>ε</i> -Ga <sub>2</sub> O <sub>3</sub> thin films
Japanese Journal of Applied Physics·2022· 3 citedOpen Access
Rocksalt-type PrO epitaxial thin film as a weak ferromagnetic Kondo lattice
Physical review. B./Physical review. B·2022· 12 cited
A high-<i>T</i><sub>C</sub> heavy rare earth monoxide semiconductor TbO with a more than half-filled 4f orbital
Dalton Transactions·2022· 10 cited
page 1 of 6Next →

Frequent Co-authors

Tomoteru Fukumura(43), Kenichi Kaminaga(17), Yasushi Hirose(14), Tetsuya Hasegawa(13), Daichi Saito(9), Shoichiro Nakao(6), Taku Yamamoto(5), Hiroshi Kumigashira(5), Ryosuke Sei(4), Kouichi Hayashi(4), H. Shimizu(4), Daisuke Shiga(4), Hideyuki Kamisaka(3), Tetsuya Hasegawa(3), S. Yusa(3), Satoshi Sasaki(3), Zaichun Sun(3), Hideyuki Kawasoko(3), Nobuto Abe(3), Noriaki Kimura(3)