Study on the PFM Behavior of GdBCO Bulk Joined by ErBCO and Its FEM Simulation

Authors: Takemura, K., Sudo, K., Dorget, R., Dadiel, J.L., Sakafuji, M., Yokoyama, K., Oka, T., Sakai, N.

Source: IEEE Transactions on Applied Superconductivity IEEE Trans. Appl. Supercond. Applied Superconductivity, IEEE Transactions on. 34(3):1-5 May, 2024

The muon beam monitor for the FAMU experiment: design, simulation, test and operation

Authors: Rossini, R., Baldazzi, G., Banfi, S., Baruzzo, M., Benocci, R., Bertoni, R., Bonesini, M., Carsi, S., Cirrincione, D., Clemenza, M., Colace, L., de Bari, A., de Vecchi, C., Fasci, E., Gaigher, R., Gianfrani, L., Hillier, A. D., Ishida, K., King, P. J. C., Lord, J. S., Mazza, R., Menegolli, A., Mocchiutti, E., Monzani, S., Moretti, L., Petroselli, C., Pizzolotto, C., Prata, M. C., Pullia, M., Quintieri, L., Ramponi, R., Rossella, M., Sbrizzi, A., Toci, G., Tortora, L., Vallazza, E. S., Yokoyama, K., Vacchi, A.

Source: Front. Detect. Sci. Technol., 05 August 2024 Volume 2 - 2024

Subject Terms: Physics - Instrumentation and Detectors, High Energy Physics - Experiment

Access URL: http://arxiv.org/abs/2410.07257

Improvement of Pulsed-Field Magnetization Efficiency in REBCO Bulk Magnets With Specially Shaped Soft-Iron Yokes

Authors: Yokoyama, K., Oka, T.

Source: IEEE Transactions on Applied Superconductivity IEEE Trans. Appl. Supercond. Applied Superconductivity, IEEE Transactions on. 35(5):1-5 Aug, 2025

Investigating the Proton Structure: The FAMU experiment

Authors: Vacchi, A., Adamczak, A., Bakalov, D., Baldazzi, G., Baruzzo, M., Benocci, R., Bertoni, R., Bonesini, M., Cabrera, H., Carsi, S., Cirrincione, D., Chignoli, F., Clemenza, M., Colace, L., Danailov, M., Danev, P., de Bari, A., De Vecchi, C., De Vincenzi, M., Fasci, E., Gadedjisso-Tossou, K. S., Gianfrani, L., Hillier, A. D., Ishida, K., King, P. J. C., Maggi, V., Mazza, R., Menegolli, A., Mocchiutti, E., Moretti, L., Morgante, G., Niemela, J., Petroselli, C., Pizzolotto, C., Pullia, A., Ramponi, R., Roman, H. E., Rossella, M., Rossini, R., Sarkar, R., Sbrizzi, A., Stoilov, M., Stoychev, L., Suarez-Vargas, J. J., Toci, G., Tortora, L., Vallazza, E., Xiao, C., Yokoyama, K.

Source: Nuclear Physics News 33:4, 9-16, 2023

Subject Terms: Physics - Atomic Physics

Access URL: http://arxiv.org/abs/2403.05145

Pulsed Field Magnetizing Behavior of Gd-Ba-Cu-O Bulk Superconductor With a Superconducting Joint

Authors: Takemura, K., Sudo, K., Dorget, R., Dadiel, J.L., Sakafuji, M., Yokoyama, K., Oka, T., Murakami, M., Sakai, N.

Source: IEEE Transactions on Applied Superconductivity IEEE Trans. Appl. Supercond. Applied Superconductivity, IEEE Transactions on. 33(5):1-5 Aug, 2023

A Numerical Analysis of Pulsed-Field Magnetization Characteristics of REBCO Bulk Magnets When Using Various Soft-Iron Yokes

Authors: Yokoyama, K., Oka, T.

Source: IEEE Transactions on Applied Superconductivity IEEE Trans. Appl. Supercond. Applied Superconductivity, IEEE Transactions on. 33(5):1-5 Aug, 2023

Status of the detector setup for the FAMU experiment at RIKEN-RAL for a precision measurement of the Zemach radius of the proton in muonic hydrogen

Authors: Rossini, R., Adamczak, A., Bakalov, D., Baldazzi, G., Banfi, S., Baruzzo, M., Benocci, R., Bertoni, R., Bonesini, M., Bonvicini, V., Cabrera, H., Carsi, S., Cirrincione, D., Clemenza, M., Colace, L., Danailov, M. B., Danev, P., de Bari, A., de Vecchi, C., Fasci, E., Gadedjisso-Tossou, K. S., Gaigher, R., Gianfrani, L., Hillier, A. D., Ishida, K., King, P. J. C., Maggi, V., Menegolli, A., Mocchiutti, E., Moretti, L., Morgante, G., Niemela, J., Petroselli, C., Pirri, A., Pizzolotto, C., Prata, M. C., Pullia, A., Pullia, M., Ramponi, R., Rossella, M., Sarkar, R., Sbrizzi, A., Stoilov, M., Suarez-Vargas, J. J., Toci, G., Tortora, L., Vallazza, E. S., Yokoyama, K., Vacchi, A.

Subject Terms: Physics - Atomic Physics, High Energy Physics - Experiment

Access URL: http://arxiv.org/abs/2312.04987

Muonium state exchange dynamics in n-type Gallium Arsenide

Authors: Yokoyama, K., Lord, J. S., Mengyan, P. W., Goeks, M. R., Lichti, R. L.

Subject Terms: Condensed Matter - Materials Science

Access URL: http://arxiv.org/abs/2305.05513

NMR Relaxometry Using Outer Field of Single-Sided HTS Bulk Magnet Activated by Pulsed Field

Authors: Takahashi, M., Kikuchi, S., Inoue, N., Sakai, N., Murakami, M., Yokoyama, K., Oka, T., Nakamura, T.

Source: IEEE Transactions on Applied Superconductivity IEEE Trans. Appl. Supercond. Applied Superconductivity, IEEE Transactions on. 32(6):1-4 Sep, 2022

A Numerical Evaluation of Magnetizing Characteristic of Bulk Magnet Excited by Pulsed-Field Magnetization With Different Shaped Soft-Iron Yokes

Authors: Yokoyama, K., Oka, T.

Source: IEEE Transactions on Applied Superconductivity IEEE Trans. Appl. Supercond. Applied Superconductivity, IEEE Transactions on. 32(6):1-5 Sep, 2022

Muon spin relaxation and emergence of disorder-induced unconventional dynamic magnetic fluctuations in Dy$_{2}$Zr$_{2}$O$_{7}$

Authors: Sheetal, Biswas, Pabitra K., Yokoyama, K., Adroja, D. T., Yadav, C. S.

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

Access URL: http://arxiv.org/abs/2303.14426

Influence of Soft-Iron Yoke Thickness on the Magnetizing Characteristics of a Bulk Magnet Excited by Pulsed-Field Magnetization

Authors: Yokoyama, K., Oka, T.

Source: IEEE Transactions on Applied Superconductivity IEEE Trans. Appl. Supercond. Applied Superconductivity, IEEE Transactions on. 32(4):1-5 Jun, 2022

Field-Trapping Performance of Drilled MgB2 Bulk Superconductor Embedded With Bi-In-Sn Alloy and Al-Rod Using Pulse-Field Magnetization Processes

Authors: Dadiel, J.L., Sakai, N., Yokoyama, K., Takemura, K., Oka, T., Noudem, J., Muralidhar, M., Murakami, M.

Source: IEEE Transactions on Applied Superconductivity IEEE Trans. Appl. Supercond. Applied Superconductivity, IEEE Transactions on. 32(4):1-6 Jun, 2022

Hard-Type Piezoelectric Materials Based Double-Parabolic-Reflectors Ultrasonic Transducer (DPLUS) for High-Power Ultrasound

Authors: Chen, K., Irie, T., Iijima, T., Kasashima, T., Yokoyama, K., Miyake, S., Morita, T.

Source: IEEE Access Access, IEEE. 10:26117-26126 2022

Investigation of the Magnetizing Performance of a REBCO Bulk Magnet Excited by Pulsed Field Magnetization Using Cross-Shaped Iron Yokes

Authors: Yokoyama, K., Oka, T.

Source: IEEE Transactions on Applied Superconductivity IEEE Trans. Appl. Supercond. Applied Superconductivity, IEEE Transactions on. 31(5):1-5 Aug, 2021

Influence of the Shape of Soft-Iron Yoke on Trapped Field Performance of HTS Bulk

Authors: Yokoyama, K., Oka, T.

Source: IEEE Transactions on Applied Superconductivity IEEE Trans. Appl. Supercond. Applied Superconductivity, IEEE Transactions on. 30(4):1-5 Jun, 2020

Magnetizing Technique for Permanent Magnets in IPM Motor Rotors Using HTS Bulk Magnet

Authors: Oka, T., Hasebe, S., Ogawa, J., Fukui, S., Nakano, T., Yokoyama, K., Miryala, M., Sakai, N., Murakami, M.

Source: IEEE Transactions on Applied Superconductivity IEEE Trans. Appl. Supercond. Applied Superconductivity, IEEE Transactions on. 30(4):1-4 Jun, 2020

Electron-phonon superconductivity in C-doped topological nodal-line semimetal Zr$_5$Pt$_3$: A muon spin rotation and relaxation ($\mu$SR) study

Authors: Bhattacharyya, A, Ferreira, P P, Panda, K, Santos, F B, Adroja, D T, Yokoyama, K, Dorini, T T, Eleno, L T F, Machado, A J S

Subject Terms: Condensed Matter - Superconductivity, Condensed Matter - Materials Science

Access URL: http://arxiv.org/abs/2104.10846

Unusual spin dynamics in the low-temperature magnetically ordered state of Ag$_{3}$LiIr$_{2}$O$_{6}$

Authors: Chakraborty, Atasi, Kumar, Vinod, Bachhar, Sanjay, Büttgen, N., Yokoyama, K., Biswas, P. K., Siruguri, V., Pujari, Sumiran, Dasgupta, I., Mahajan, A. V.

Source: Phys. Rev. B 104, 115106 (2021)

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

Access URL: http://arxiv.org/abs/2104.10057

Decoupling bulk and surface recombination properties in silicon by depth-dependent carrier lifetime measurements

Authors: Yokoyama, K., Lord, J. S., Miao, J., Murahari, P., Drew, A. J.

Subject Terms: Condensed Matter - Materials Science

Access URL: http://arxiv.org/abs/2104.03785