Research Output 2015 2017

  • 20 Article
  • 1 Conference contribution
  • 1 Review article
20 Citations (Scopus)

Activation of titanium-vanadium alloy for hydrogen storage by introduction of nanograins and edge dislocations using high-pressure torsion

Edalati, K., Shao, H., Emami, H., Iwaoka, H., Akiba, E. & Horita, Z., Jun 8 2016, In : International Journal of Hydrogen Energy. 41, 21, p. 8917-8924 8 p.

Research output: Contribution to journalArticle

vanadium alloys
Vanadium alloys
Edge dislocations
edge dislocations
Hydrogen storage
16 Citations (Scopus)

Aging Behavior of Al 6061 Alloy Processed by High-Pressure Torsion and Subsequent Aging

Mohamed, I. F. B., Lee, S., Edalati, K., Horita, Z., Hirosawa, S., Matsuda, K. & Terada, D., Jun 1 2015, In : Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science. 46, 6, p. 2664-2673 10 p.

Research output: Contribution to journalArticle

hardening
Torsional stress
torsion
hardness
Aging of materials
154 Citations (Scopus)

A review on high-pressure torsion (HPT) from 1935 to 1988

Edalati, K. & Horita, Z., Jan 15 2016, In : Materials Science and Engineering A. 652, p. 325-352 28 p.

Research output: Contribution to journalReview article

Torsional stress
torsion
Inorganic compounds
torsional stress
Machine design
20 Citations (Scopus)

Formation of metastable phases in magnesium-titanium system by high-pressure torsion and their hydrogen storage performance

Edalati, K., Emami, H., Staykov, A. T., Smith, D. J., Akiba, E. & Horita, Z., Aug 13 2015, In : Acta Materialia. 99, p. 150-156 7 p.

Research output: Contribution to journalArticle

Metastable phases
Hydrogen storage
Titanium
Hydrides
Torsional stress
2 Citations (Scopus)

Grain refinement and microstructure evolution in aluminum A2618 alloy by high-pressure torsion

Mohamed, I. F., Lee, S., Edalati, K., Horita, Z., Abdullah, S., Omar, M. Z. & Wan Zamri, W. F. H., Jan 1 2016, In : Jurnal Teknologi. 78, 6-9, p. 149-152 4 p.

Research output: Contribution to journalArticle

Grain refinement
Torsional stress
Aluminum alloys
Microstructure
Processing
22 Citations (Scopus)

High-pressure torsion of aluminum with ultrahigh purity (99.9999%) and occurrence of inverse Hall-Petch relationship

Ito, Y., Edalati, K. & Horita, Z., Jan 2 2017, In : Materials Science and Engineering A. 679, p. 428-434 7 p.

Research output: Contribution to journalArticle

Aluminum
Torsional stress
torsion
purity
hardness
28 Citations (Scopus)

High-pressure zinc oxide phase as visible-light-active photocatalyst with narrow band gap

Razavi-Khosroshahi, H., Edalati, K., Wu, J., Nakashima, Y., Arita, M., Ikoma, Y., Sadakiyo, M., Inagaki, Y., Staykov, A. T., Yamauchi, M., Horita, Z. & Fuji, M., Jan 1 2017, In : Journal of Materials Chemistry A. 5, 38, p. 20298-20303 6 p.

Research output: Contribution to journalArticle

Zinc Oxide
Photocatalysts
Zinc oxide
Energy gap
Oxygen vacancies
12 Citations (Scopus)

High strength and high uniform ductility in a severely deformed iron alloy by lattice softening and multimodal-structure formation

Edalati, K., Furuta, T., Daio, T., Kuramoto, S. & Horita, Z., May 2016, In : Materials Research Letters. 3, 4, p. 197-202 6 p.

Research output: Contribution to journalArticle

Iron alloys
Ductility
Grain refinement
Torsional stress
Precipitates
42 Citations (Scopus)

Hydrogen storage performance of TiFe after processing by ball milling

Emami, H., Edalati, K., Matsuda, J., Akiba, E. & Horita, Z., Aug 17 2015, In : Acta Materialia. 88, p. 190-195 6 p.

Research output: Contribution to journalArticle

Hydrogen storage
Ball milling
Chemical activation
Processing
Hydrogen
16 Citations (Scopus)

Impact of severe plastic deformation on microstructure and hydrogen storage of titanium-iron-manganese intermetallics

Edalati, K., Matsuo, M., Emami, H., Itano, S., Alhamidi, A., Staykov, A., Smith, D. J., Orimo, S. I., Akiba, E. & Horita, Z., Nov 1 2016, In : Scripta Materialia. 124, p. 108-111 4 p.

Research output: Contribution to journalArticle

Hydrogen storage
Manganese
Titanium
plastic deformation
Intermetallics
1 Citation (Scopus)

Microstructure formation of high pressure torsion processed (α + γ) two phase stainless steel

Ota, M., Nanya, D., Vajpai, S. K., Ameyama, K., Edalati, K. & Horita, Z., 2017, THERMEC 2016. Trans Tech Publications Ltd, Vol. 879. p. 1365-1368 4 p. (Materials Science Forum; vol. 879).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Stainless Steel
Torsional stress
torsion
stainless steels
Stainless steel
17 Citations (Scopus)

Nanocrystalline steel obtained by mechanical alloying of iron and graphite subsequently compacted by high-pressure torsion

Borchers, C., Garve, C., Tiegel, M., Deutges, M., Herz, A., Edalati, K., Pippan, R., Horita, Z. & Kirchheim, R., Jul 15 2015, In : Acta Materialia. 97, p. 207-215 9 p., 12234.

Research output: Contribution to journalArticle

Graphite
Steel
Mechanical alloying
Torsional stress
Iron
28 Citations (Scopus)

New nanostructured phases with reversible hydrogen storage capability in immiscible magnesium-zirconium system produced by high-pressure torsion

Edalati, K., Emami, H., Ikeda, Y., Iwaoka, H., Tanaka, I., Akiba, E. & Horita, Z., Apr 15 2016, In : Acta Materialia. 108, p. 293-303 11 p.

Research output: Contribution to journalArticle

Hydrogen storage
Zirconium
Torsional stress
Magnesium
Hydrogen
18 Citations (Scopus)

Optical Properties of Nanocrystalline Monoclinic Y2O3 Stabilized by Grain Size and Plastic Strain Effects via High-Pressure Torsion

Razavi-Khosroshahi, H., Edalati, K., Emami, H., Akiba, E., Horita, Z. & Fuji, M., Mar 6 2017, In : Inorganic Chemistry. 56, 5, p. 2576-2580 5 p.

Research output: Contribution to journalArticle

Torsional stress
torsion
Plastic deformation
plastics
Optical properties
10 Citations (Scopus)

Phase transformation of germanium by processing through high-pressure torsion: strain and temperature effects

Ikoma, Y., Kumano, K., Edalati, K., Saito, K., Guo, Q. & Horita, Z., Jan 2 2017, In : Philosophical Magazine Letters. 97, 1, p. 27-34 8 p.

Research output: Contribution to journalArticle

torsion
phase transformations
temperature effects
germanium
room temperature
29 Citations (Scopus)

Plastic deformation of BaTiO 3 ceramics by high-pressure torsion and changes in phase transformations,optical and dielectric properties

Edalati, K., Arimura, M., Ikoma, Y., Daio, T., Miyata, M., Smith, D. J. & Horita, Z., Jul 24 2015, In : Materials Research Letters. 3, 4, p. 216-221 6 p.

Research output: Contribution to journalArticle

Barium titanate
Curie temperature
Torsional stress
Dielectric properties
Powders
28 Citations (Scopus)

Plastic strain and grain size effect on high-pressure phase transformations in nanostructured TiO2 ceramics

Razavi-Khosroshahi, H., Edalati, K., Arita, M., Horita, Z. & Fuji, M., Nov 1 2016, In : Scripta Materialia. 124, p. 59-62 4 p.

Research output: Contribution to journalArticle

anatase
phase transformations
Plastic deformation
plastics
grain size
12 Citations (Scopus)

Real hydrostatic pressure in high-pressure torsion measured by bismuth phase transformations and FEM simulations

Edalati, K., Lee, D. J., Nagaoka, T., Arita, M., Kim, H. S., Horita, Z. & Pippan, R., Jan 1 2016, In : Materials Transactions. 57, 4, p. 533-538 6 p.

Research output: Contribution to journalArticle

Bismuth
Hydrostatic pressure
hydrostatic pressure
Torsional stress
bismuth
52 Citations (Scopus)

Significance of grain boundaries and stacking faults on hydrogen storage properties of Mg2Ni intermetallics processed by high-pressure torsion

Hongo, T., Edalati, K., Arita, M., Matsuda, J., Akiba, E. & Horita, Z., Jun 15 2015, In : Acta Materialia. 92, p. 46-54 9 p.

Research output: Contribution to journalArticle

Stacking faults
Hydrogen storage
Torsional stress
Intermetallics
Grain boundaries
12 Citations (Scopus)

Solid-state reactions and hydrogen storage in magnesium mixed with various elements by high-pressure torsion: Experiments and first-principles calculations

Emami, H., Edalati, K., Staykov, A. T., Hongo, T., Iwaoka, H., Horita, Z. & Akiba, E., Jan 1 2016, In : RSC Advances. 6, 14, p. 11665-11674 10 p.

Research output: Contribution to journalArticle

Hydrogen storage
Solid state reactions
Hydrides
Torsional stress
Magnesium
45 Citations (Scopus)

Ultrafine-grained magnesium-lithium alloy processed by high-pressure torsion: Low-temperature superplasticity and potential for hydroforming

Matsunoshita, H., Edalati, K., Furui, M. & Horita, Z., Jul 9 2015, In : Materials Science and Engineering A. 640, p. 443-448 6 p.

Research output: Contribution to journalArticle

lithium alloys
hydroforming
Lithium alloys
superplasticity
Superplasticity
20 Citations (Scopus)

Visible-Light-Driven Photocatalytic Hydrogen Generation on Nanosized TiO2-II Stabilized by High-Pressure Torsion

Razavi-Khosroshahi, H., Edalati, K., Hirayama, M., Emami, H., Arita, M., Yamauchi, M., Hagiwara, H., Ida, S., Ishihara, T., Akiba, E., Horita, Z. & Fuji, M., Aug 5 2016, In : ACS Catalysis. 6, 8, p. 5103-5107 5 p.

Research output: Contribution to journalArticle

Torsional stress
Hydrogen
Energy gap
Oxygen vacancies
Titanium dioxide