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51

Temporal Enhancement of Trapped Field in a Compact NMR Magnet Comprising YBCO Annuli

Seungyong Hahn,, Youngjae Kim,, Voccio, John P., Jungbin Song,, Bascunan, Juan, Tomita, Masaru, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2014

Language:

english

File:

PDF, 618 KB

english, 2014

52

Partial-Insulation Winding Technique for NbTi Coils

Youngjae Kim,, Seungyong Hahn,, Jiayin Ling,, Kwang Lok Kim,, Jungbin Song,, Voccio, John, Bascunan, Juan, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2014

Language:

english

File:

PDF, 865 KB

english, 2014

53

Critical currents of silver-sheathed bismuth-based tapes at 20 K: Small coils and field orientation anisotropy in external fields up to 20 T

Sato, Ken-ichi, Shibuta, Nobuhiro, Hikata, Takeshi, Kato, Takeshi, Iwasa, Yukikazu

Journal:

Applied Physics Letters

Year:

1992

Language:

english

File:

PDF, 536 KB

english, 1992

54

First-cut design of an all-superconducting 100-T direct current magnet

Iwasa, Yukikazu, Hahn, Seungyong

Journal:

Applied Physics Letters

Year:

2013

Language:

english

File:

PDF, 1.54 MB

english, 2013

55

Operation and performance analyses of 350 and 700 MHz low-/high-temperature superconductor nuclear magnetic resonance magnets: A march toward operating frequencies above 1 GHz

Hahn, Seungyong, Bascuñán, Juan, Lee, Haigun, Bobrov, Emanuel S., Kim, Wooseok, Ahn, Min Cheol, Iwasa, Yukikazu

Journal:

Journal of Applied Physics

Year:

2009

Language:

english

File:

PDF, 838 KB

english, 2009

56

High-Temperature Superconducting Magnets for NMR and MRI: R&D Activities at the MIT Francis Bitter Magnet Laboratory

Iwasa, Yukikazu, Bascuan, Juan, Seungyong Hahn,, Tomita, Masaru, Weijun Yao,

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2010

Language:

english

File:

PDF, 330 KB

english, 2010

57

Normal Zone Propagation in YBCO Winding Pack Models

Kim, Woo-Seok, Trillaud, Frederic, Ang, Ing Chea, Hahn, Seung-yong, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2007

Language:

english

File:

PDF, 811 KB

english, 2007

58

High-temperature superconducting materials: Requirements for magnet conductors—-A magnet designer's view

Iwasa, Yukikazu

Journal:

Phase Transitions

Year:

1993

Language:

english

File:

PDF, 671 KB

english, 1993

59

Designs and Tests of Shaking Coils to Reduce Screening Currents Induced in HTS Insert Coils for NMR Magnet

Kajikawa, Kazuhiro, Gettliffe, Gwendolyn V., Chu, Yong, Miyagi, Daisuke, Lecrevisse, Thibault P., Hahn, Seungyong, Bascunan, Juan, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2015

Language:

english

File:

PDF, 368 KB

english, 2015

60

Construction and Test of 7-T/68-mm Cold-Bore Multiwidth No-Insulation GdBCO Magnet

Hahn, Seungyong, Song, Jungbin, Kim, Youngjae, Lecrevisse, Thibault, Chu, Yong, Voccio, John, Bascunan, Juan, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2015

Language:

english

File:

PDF, 1.04 MB

english, 2015

61

Operation of a 130-MHz/9-mm Compact HTS Annulus Magnet With a Micro-NMR Probe

Hahn, Seungyong, Kim, Youngjae, Song, Jungbin, Voccio, John P., Chu, Yong, Bascunan, Juan, Tomita, Masaru, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2015

Language:

english

File:

PDF, 704 KB

english, 2015

62

A 1.5-T Magic-Angle Spinning NMR Magnet: 4.2-K Performance and Field Mapping Test Results

Voccio, John, Hahn, Seungyong, Kim, Youngjae, Song, Jungbin, Kajikawa, Kazuhiro, Noguchi, So, Bascunan, Juan, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2015

Language:

english

File:

PDF, 889 KB

english, 2015

63

Strain in YBCO Double-Pancake Coil With Stainless Steel Overband Under External Magnetic Field

Kim, Youngjae, Hahn, Seungyong, Voccio, John, Song, Jungbin, Bascunan, Juan, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2015

Language:

english

File:

PDF, 786 KB

english, 2015

64

Construction and Persistent-Mode Operation of $\hbox{MgB}_{2}$ Coils in the Range 10–15 K for a 0.5-T/240-mm Cold Bore MRI Magnet

Ling, Jiayin, Voccio, John P., Hahn, Seungyong, Kim, Youngjae, Song, Jungbin, Bascunan, Juan, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2015

Language:

english

File:

PDF, 1.24 MB

english, 2015

65

A High-Resolution 1.3-GHz/54-mm LTS/HTS NMR Magnet

Iwasa, Yukikazu, Bascunan, Juan, Hahn, Seungyong, Voccio, John, Kim, Youngjae, Lecrevisse, Thibault, Song, Jungbin, Kajikawa, Kazuhiro

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2015

Language:

english

File:

PDF, 871 KB

english, 2015

66

Analyses of Transient Behaviors of No-Insulation REBCO Pancake Coils During Sudden Discharging and Overcurrent

Wang, Tao, Noguchi, So, Wang, Xudong, Arakawa, Issei, Minami, Katsuhiko, Monma, Katsutoshi, Ishiyama, Atsushi, Hahn, Seungyong, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2015

Language:

english

File:

PDF, 1.54 MB

english, 2015

67

Design Study on a 100-kA/20-K HTS Cable for Fusion Magnets

Hahn, Seungyong, Song, Jungbin, Kim, Youngjae, Han, Ki Jin, Lee, Haigun, Iwasa, Yukikazu, Chu, Yong

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2015

Language:

english

File:

PDF, 549 KB

english, 2015

68

An analytical approach towards passive ferromagnetic shimming design for a high-resolution NMR magnet

Li, Frank X, Voccio, John P, Ahn, Min Cheol, Hahn, Seungyong, Bascuñán, Juan, Iwasa, Yukikazu

Journal:

Superconductor Science and Technology

Year:

2015

Language:

english

File:

PDF, 936 KB

english, 2015

69

Dynamic Response of No-Insulation and Partial-Insulation Coils for HTS Wind Power Generator

Song, Jung-Bin, Hahn, Seungyong, Kim, Youngjae, Miyagi, Daisuke, Voccio, John, Bascunan, Juan, Lee, Haigun, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2015

Language:

english

File:

PDF, 1.01 MB

english, 2015

70

Temperature-Dependent Irreversibility Magnetic Fields of High- T c Superconducting BiPbSrCaCuO Tapes in the Magnetic Flux Densities up to 30 T in the Temperature Range from 33 to 90 K

Hikata, Takeshi, Sato, Ken-ichi, Iwasa, Yukikazu

Journal:

Japanese Journal of Applied Physics

Year:

1991

File:

PDF, 753 KB

1991

71

Over-current quench test and self-protecting behavior of a 7 T/78 mm multi-width no-insulation REBCO magnet at 4.2 K

Song, Jung-Bin, Hahn, Seungyong, Lécrevisse, Thibault, Voccio, John, Bascuñán, Juan, Iwasa, Yukikazu

Journal:

Superconductor Science and Technology

Year:

2015

Language:

english

File:

PDF, 2.00 MB

english, 2015

72

A Theoretical Design Approach for Passive Shimming of a Magic-Angle-Spinning NMR Magnet

Li, Frank X., Voccio, John P., Sammartino, Michael, Ahn, Min Cheol, Hahn, Seungyong, Bascunan, Juan, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2016

Language:

english

File:

PDF, 773 KB

english, 2016

73

An 800-MHz all-REBCO Insert for the 1.3-GHz LTS/HTS NMR Magnet Program—A Progress Report

Bascunan, Juan, Hahn, Seungyong, Lecrevisse, Thibault, Song, Jungbin, Miyagi, Daisuke, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2016

Language:

english

File:

PDF, 1.21 MB

english, 2016

74

A flux pumping method applied to the magnetization of YBCO superconducting coils: frequency, amplitude and waveform characteristics

Fu, Lin, Matsuda, Koichi, Lecrevisse, Thibault, Iwasa, Yukikazu, Coombs, Tim

Journal:

Superconductor Science and Technology

Year:

2016

Language:

english

File:

PDF, 2.35 MB

english, 2016

75

A Parametric Study on Overband Radial Build for a REBCO 800-MHz Insert of a 1.3-GHz LTS/HTS NMR Magnet

Guan, Mingzhi, Hahn, Seungyong, Bascunan, Juan, Wang, Xingzhe, Gao, Peifeng, Zhou, Youhe, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2016

Language:

english

File:

PDF, 794 KB

english, 2016

76

A (RE)BCO Pancake Winding With Metal-as-Insulation

Lecrevisse, Thibault, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2016

Language:

english

File:

PDF, 1.21 MB

english, 2016

77

High-Resolution Magnetic Field Mapping System With an NMR Probe

Li, Frank X., Voccio, John P., Sammartino, Michael, Jalali, Jalal, Ahn, Min Cheol, Hahn, Seungyong, Bascunan, Juan, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2016

Language:

english

File:

PDF, 801 KB

english, 2016

78

ChemInform Abstract: Progresses and Challenges in the Development of High-Field Solenoidal Magnets Based on RE123 Coated Conductors

Senatore, Carmine, Alessandrini, Matteo, Lucarelli, Andrea, Tediosi, Riccardo, Uglietti, Davide, Iwasa, Yukikazu

Journal:

Year:

2016

File:

PDF, 17 KB

2016

79

A REBCO Persistent-Current Switch (PCS): Test Results and Switch Heater Performance

Michael, Philip C., Qu, Timing, Voccio, John, Bascunan, Juan, Hahn, Seungyong, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2017

Language:

english

File:

PDF, 744 KB

english, 2017

80

Test of an 8.66-T REBCO Insert Coil With Overbanding Radial Build for a 1.3-GHz LTS/HTS NMR Magnet

Qu, Timing, Michael, Philip C., Bascunan, Juan, Lecrevisse, Thibault, Guan, Mingzhi, Hahn, Seungyong, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2017

Language:

english

File:

PDF, 848 KB

english, 2017

81

Construction and Test Results of Coil 2 of a Three-Coil 800-MHz REBCO Insert for the 1.3-GHz High-Resolution NMR Magnet

Bascunan, Juan, Michael, Philip, Hahn, Seungyong, Lecrevisse, Thibault, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2017

Language:

english

File:

PDF, 979 KB

english, 2017

82

Vortex shaking study of REBCO tape with consideration of anisotropic characteristics

LIANG, FEI, Qu, Ti-Ming, Zhang, Zhenyu, Sheng, Jie, Yuan, Weijia, Iwasa, Yukikazu, Zhang, Min

Journal:

Superconductor Science and Technology

Year:

2017

Language:

english

File:

PDF, 1.31 MB

english, 2017

83

Persistent-current switch for pancake coils of rare earth-barium-copper-oxide high-temperature superconductor: Design and test results of a double-pancake coil operated in liquid nitrogen (77–65 K) and in solid nitrogen (60–57 K)

Qu, Timing, Michael, Philip C., Voccio, John, Bascuñán, Juan, Hahn, Seungyong, Iwasa, Yukikazu

Journal:

Applied Physics Letters

Year:

2016

Language:

english

File:

PDF, 1.20 MB

english, 2016

84

A Tabletop Persistent-Mode, Liquid-Helium-Free, 1.5-T/90-mm MgB2 “Finger” MRI Magnet for Osteoporosis Screening: Two Design Options

Park, Dongkeun, Bascunan, Juan, Michael, Philip C., Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2018

Language:

english

File:

PDF, 774 KB

english, 2018

85

HTS Shim Coils Energized by a Flux Pump for the MIT 1.3-GHz LTS/HTS NMR Magnet: Design, Construction, and Results of a Proof-of-Concept Prototype

Park, Dongkeun, Lee, Jiho, Bascunan, Juan, Michael, Philip C., Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2018

Language:

english

File:

PDF, 492 KB

english, 2018

86

Current Status of and Challenges for No-Insulation HTS Winding Technique; Current Status of and Challenges for No-Insulation HTS Winding Technique;

HAHN, Seungyong, KIM, Kwangmin, KIM, Kwanglok, LEE, Haigun, IWASA, Yukikazu

Journal:

TEION KOGAKU (Journal of Cryogenics and Superconductivity Society of Japan)

Year:

2018

File:

PDF, 3.89 MB

2018

87

Properties and Applications of Bulk High Temperature Superconductors. A Research on Active Magnetic Levitation of Multiple High-Tc Superconductors.

NISHI, Kentaro, TACHI, Yasuharu, SAWA, Koichiro, IWASA, Yukikazu, NAGASHIMA, Ken, FUJIMOTO, Hiroyuki, MIYAMOTO, Takeshi, TOMITA, Masaru, MURAKAMI, Masato

Journal:

TEION KOGAKU (Journal of Cryogenics and Superconductivity Society of Japan)

Year:

1999

File:

PDF, 1.73 MB

1999

88

[AIP Superconductivity and its applications - Buffalo, New York (USA) (1992)] AIP Conference Proceedings - Design and operational issues for HTS magnets

Iwasa, Yukikazu

Year:

1992

Language:

english

File:

PDF, 975 KB

english, 1992

89

A simple protection evaluation method for no-insulation REBCO pancake coils during local normal-state transition

Noguchi, So, Hahn, Seungyong, Ishiyama, Atsushi, Iwasa, Yukikazu

Journal:

Superconductor Science and Technology

Year:

2019

File:

PDF, 1.30 MB

2019

90

A simple screening current-induced magnetic field estimation method for REBCO pancake coils

Noguchi, So, Ueda, Hiroshi, Hahn, Seungyong, Ishiyama, Atsushi, Iwasa, Yukikazu

Journal:

Superconductor Science and Technology

Year:

2019

File:

PDF, 1.47 MB

2019

91

A simple protection evaluation method for no-insulation REBCO pancake coils during local normal-state transition

Noguchi, So, Hahn, Seungyong, Ishiyama, Atsushi, Iwasa, Yukikazu

Journal:

Superconductor Science and Technology

Year:

2019

Language:

english

File:

PDF, 1.30 MB

english, 2019

92

Magnetization and screening current in an 800-MHz (18.8-T) REBCO NMR insert magnet: experimental results and numerical analysis

Li, Yi, Park, Dongkeun, Yan, Yufan, Choi, Yoonhyuck, Lee, Jiho, Michael, Phillip, Chen, Siwei, Qu, Ti-Ming, Bascunan, J, Iwasa, Yukikazu

Journal:

Superconductor Science and Technology

Year:

2019

Language:

english

File:

PDF, 5.24 MB

english, 2019

93

Experimental and Numerical Studies on a Method to Mitigate Screening Current-Induced Field for No-Insulation REBCO Coils

Lee, Jiho, Park, Dongkeun, Li, Yi, Choi, Yoon Hyuck, Michael, Philip C., Bascunan, Juan, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2019

Language:

english

File:

PDF, 2.12 MB

english, 2019

94

Magnetization and screening current in an 800-MHz (18.8-T) REBCO NMR insert magnet: experimental results and numerical analysis

Li, Yi, Park, Dongkeun, Yan, Yufan, Choi, Yoonhyuck, Lee, Jiho, Michael, Phillip, Chen, Siwei, Qu, Ti-Ming, Bascunan, J, Iwasa, Yukikazu

Journal:

Superconductor Science and Technology

Year:

2019

File:

PDF, 5.24 MB

2019

95

Experimental and Numerical Studies on a Method to Mitigate Screening Current-Induced Field for No-Insulation REBCO Coils

Lee, Jiho, Park, Dongkeun, Li, Yi, Choi, Yoon Hyuck, Michael, Philip C., Bascunan, Juan, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2019

File:

PDF, 2.12 MB

2019

96

A novel REBCO conductor design to reduce screening-current field in REBCO magnets

Wang, Mingyang, Li, Zhuyong, Yan, Yufan, Zhang, Min, Sheng, Jie, Hong, Zhiyong, Jin, Zhijian, Iwasa, Yukikazu, Qu, Timing

Journal:

Physica Scripta

Year:

2019

Language:

english

File:

PDF, 1.42 MB

english, 2019

97

MIT 1.3-GHz LTS/HTS NMR Magnet: Post Quench Analysis and New 800-MHz Insert Design

Park, Dongkeun, Bascunan, Juan, Michael, Philip C., Lee, Jiho, Choi, Yoon Hyuck, Li, Yi, Hahn, Seungyong, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2019

Language:

english

File:

PDF, 1.90 MB

english, 2019

98

Development of Superconducting Magnets for a Compact NMR Magnet System

TOMITA, Masaru, ISHIHARA, Atsushi, IWASA, Yukikazu, FUKUMOTO, Yusuke, AKASAKA, Tomoyuki

Journal:

TEION KOGAKU (Journal of Cryogenics and Superconductivity Society of Japan)

Year:

2017

File:

PDF, 3.04 MB

2017

99

Screening-Current-Induced Strain Gradient on REBCO Conductor: An Experimental and Analytical Study with Small Coils Wound with Monofilament and Striated Multifilament REBCO Tapes

Li, Yi, Park, Dongkeun, Lee, Wooseung, Choi, Yoonhyuck, Tanaka, Hiromi, Bascunan, Juan, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2020

File:

PDF, 2.84 MB

2020

100

Design of a Magnet and Gradient Coils for a Tabletop Liquid-Helium-Free, Persistent-Mode 1.5-T MgB$_2$ Osteoporosis MRI

Park, Dongkeun, Choi, Yoonhyuck, Li, Yi, Lee, Wooseung, Tanaka, Hiromi, Bascunan, Juan, Ackerman, Jerome L., Tanaka, Hideki, Iwasa, Yukikazu

Journal:

IEEE Transactions on Appiled Superconductivity

Year:

2020

File:

PDF, 4.15 MB

2020