XRD study of the magnetization plateau above 40 T in the frustrated helimagnet CuGaCr$_{4}$S$_{8}$

Authors: Gen, M., Noda, K., Shimbori, K., Tanaka, T., Bhoi, D., Seki, K., Kobayashi, H., Gautam, K., Akaki, M., Ishii, Y., Matsuda, Y. H., Kubota, Y., Inubushi, Y., Yabashi, M., Kohama, Y., Arima, T., Ikeda, A.

Subject Terms: Condensed Matter - Materials Science, Condensed Matter - Strongly Correlated Electrons

Access URL: http://arxiv.org/abs/2504.10840

Field-induced electric polarization and elastic softening caused by parity-mixed $d$-$p$ hybridized states with electric multipoles in Ba$_2$CuGe$_2$O$_7$

Authors: Kurihara, R., Sato, Y., Miyake, A., Akaki, M., Mitsumoto, K., Hagiwara, M., Kuwahara, H., Tokunaga, M.

Subject Terms: Condensed Matter - Strongly Correlated Electrons

Access URL: http://arxiv.org/abs/2402.13504

One-Third Magnetization Plateau with a Preceding Novel Phase in Volborthite

Authors: Ishikawa, H., Yoshida, M., Nawa, K., Jeong, M., Krämer, S., Horvatić, M., Berthier, C., Takigawa, M., Akaki, M., Miyake, A., Tokunaga, M., Kindo, K., Yamaura, J., Okamoto, Y., Hiroi, Z.

Source: Phys. Rev. Lett. 114, 227202 (2015)

Subject Terms: Condensed Matter - Strongly Correlated Electrons

Access URL: http://arxiv.org/abs/1506.00076

Reduction of critical field for magnetic and orbital-ordering phase transition in impurity-substituted Nd$_{0.45}$Sr$_{0.55}$MnO$_3$ crystal

Authors: Izuchi, Y., Akaki, M., Akahoshi, D., Kuwahara, H.

Source: APL Materials 2, 022106 (2014)

Subject Terms: Condensed Matter - Strongly Correlated Electrons

Access URL: http://arxiv.org/abs/1402.1543

Magnetic and Dielectric Properties in Multiferroic Cu3Mo2O9 under High Magnetic Fields

Authors: Kuroe, H., Aoki, K., Kino, R., Sato, T., Kuwahara, H., Sekine, T., Kihara, T, Akaki, M., Kohama, Y., Tokunaga, M., Matsuo, A., Kindo, K., Hase, M., Takehana, K., Kitazawa, H., Oka, K., Ito, T., Eisaki, H.

Subject Terms: Condensed Matter - Strongly Correlated Electrons, Condensed Matter - Materials Science

Access URL: http://arxiv.org/abs/1311.2706

Multiferroic properties of an \aa kermanite Sr$_2$CoSi$_2$O$_7$ single crystal in high magnetic fields

Authors: Akaki, M., Iwamoto, H., Kihara, T., Tokunaga, M., Kuwahara, H.

Source: Phys. Rev. B 86, 060413(R) (2012)

Subject Terms: Condensed Matter - Strongly Correlated Electrons

Access URL: http://arxiv.org/abs/1208.5290

$R$-site Randomness Effect in Double-Perovskite $R$BaMn$_{2}$O$_{6}$

Authors: Miyauchi, Y., Fukushima, S., Tozawa, J., Akaki, M., Kuwahara, H., Akahoshi, D.

Source: J. Phys.: Conf. Ser. 200 (2010) 012123

Subject Terms: Condensed Matter - Strongly Correlated Electrons

Access URL: http://arxiv.org/abs/0909.1429

$A$-site substitution effect on physical properties of Sr$_3$Fe$_{2-x}$Co$_x$O$_{7-\delta}$

Authors: Tozawa, J., Akaki, M., Akahoshi, D., Kuwahara, H., Itatani, K.

Subject Terms: Condensed Matter - Strongly Correlated Electrons

Access URL: http://arxiv.org/abs/0909.1172

Magnetoelectric Properties of (Ca$_{1-x}$Sr$_{x}$)$_2$CoSi$_2$O$_7$ Crystals

Authors: Akaki, M., Tozawa, J., Hitomi, M., Akahoshi, D., Kuwahara, H.

Source: J. Phys.: Conf. Ser. 200 (2010) 012003

Subject Terms: Condensed Matter - Strongly Correlated Electrons

Access URL: http://arxiv.org/abs/0909.1159

Gigantic magnetoelectric effect caused by magnetic-field-induced canted antiferromagnetic-paramagnetic transition in quasi-two-dimensional Ca$_2$CoSi$_2$O$_7$ crystal

Authors: Akaki, M., Tozawa, J., Akahoshi, D., Kuwahara, H.

Source: Appl. Phys. Lett. 94, 212904 (2009).

Subject Terms: Condensed Matter - Strongly Correlated Electrons

Access URL: http://arxiv.org/abs/0905.3652

Cr-doping effect on the orbital fluctuation of heavily doped Nd1-xSrxMnO3 (x ~ 0.625)

Authors: Tasaki, R., Fukushima, S., Akaki, M., Akahoshi, D., Kuwahara, H.

Source: Journal of Applied Physics 105, 07D725 (2009)

Subject Terms: Condensed Matter - Strongly Correlated Electrons

Access URL: http://arxiv.org/abs/0901.2419

Persistent and Reversible Phase Control in GdMnO$_3$ near the Phase Boundary

Authors: Kuwahara, H., Akaki, M., Tozawa, J., Hitomi, M., Noda, K., Akahoshi, D.

Source: Journal of Physics: Conference Series 150, 042106 (2009) (4pages).

Subject Terms: Condensed Matter - Strongly Correlated Electrons

Access URL: http://arxiv.org/abs/0901.2181

Magnetic and dielectric properties of A2CoSi2O7 (A=Ca, Sr, Ba) crystals

Authors: Akaki, M., Tozawa, J., Akahoshi, D., Kuwahara, H.

Source: J. Phys.: Conf. Ser. 150 (2009) 042001

Subject Terms: Condensed Matter - Strongly Correlated Electrons

Access URL: http://arxiv.org/abs/0901.1749

Internal magnetic field effect on magnetoelectricity in orthorhombic $RMnO_3$ crystals

Authors: Noda, K., Akaki, M., Nakamura, F., Akahoshi, D., Kuwahara, H.

Source: Journal of Magnetism and Magnetic Materials, Volume 310, Issue 2, Part 2, March 2007, Pages 1162-1164

Subject Terms: Condensed Matter - Strongly Correlated Electrons

Access URL: http://arxiv.org/abs/cond-mat/0610421

Control of the ferroelectricity in metastable state for orthorhombic $R$MnO$_{3}$ crystals

Authors: Noda, K., Akaki, M., Nakamura, F., Akahoshi, D., Kuwahara, H.

Source: J. Phys.: Condens. Matter 19 (2007) 145279

Subject Terms: Condensed Matter - Strongly Correlated Electrons

Access URL: http://arxiv.org/abs/cond-mat/0610422

Magnetic-field-induced switching between ferroelectric phases in orthorhombic-distortion-controlled $R$MnO$_{3}$

Authors: Noda, K., Akaki, M., Kikuchi, T., Akahoshi, D., Kuwahara, H.

Source: J. Appl. Phys. 99, 08S905 (2006)

Subject Terms: Condensed Matter - Strongly Correlated Electrons

Access URL: http://arxiv.org/abs/cond-mat/0512139

High field studies on BiFeO3 single crystals grown by the laser-diode heating floating zone method

Authors: Tokunaga, M., Akaki, M., Miyake, A., Ito, T., Kuwahara, H.

Source: In Journal of Magnetism and Magnetic Materials 1 June 2015 383:259-261

Magnetodielectric effects in low-dimensional cobalt oxides

Authors: Akaki, M., Nakamura, F., Akahoshi, D., Kuwahara, H.

Source: In Physica B: Physics of Condensed Matter 2008 403(5):1505-1507

Best Practices of Team-Building Activities in a Project-Based Learning Class 'Design Project' in a Japanese Graduate School.

Authors: Akaki, M., Ioki, M., Mitomi, K., Maeno, T.

Source: Proceedings of the Design Society; May2022, Vol. 2, p2263-2272, 10p

Subject Terms: PROJECT method in teaching, TEAM building, HIGHER education, DESIGN education, TEAMS in the workplace

High Magnetic Field Dependence of Magnetodielectric Properties in SrCoSiO Crystal.

Authors: Akaki, M. m-akaki@issp.u-tokyo.ac.jp, Tadokoro, T.¹, Kihara, T.², Tokunaga, M.², Kuwahara, H.¹

Source: Journal of Low Temperature Physics. Mar2013, Vol. 170 Issue 5/6, p291-295. 5p. 1 Diagram, 3 Graphs.

Subject Terms: *STRONTIUM compounds, *MAGNETIC fields, *SINGLE crystals, *MAGNETIC properties of metals, *DIELECTRICS, *POLARIZATION (Electricity), *ANTIFERROMAGNETISM