Yukikazu Iwasa

Yukikazu Iwasa's AcademicInfluence.com Rankings

Yukikazu Iwasa

Physics

#6992

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#8989

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Physics

Yukikazu Iwasa's Degrees

PhD Physics University of Tokyo
Masters Physics University of Tokyo
Bachelors Physics University of Tokyo

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Yukikazu Iwasa's Published Works

Number of citations in a given year to any of this author's works

Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author

Published Works

HTS Pancake Coils Without Turn-to-Turn Insulation (2011) (435)
Turn-to-turn contact characteristics for an equivalent circuit model of no-insulation ReBCO pancake coil (2013) (241)
Progresses and challenges in the development of high-field solenoidal magnets based on RE123 coated conductors (2014) (213)
No-Insulation (NI) HTS Inserts for $>$1 GHz LTS/HTS NMR Magnets (2012) (126)
Quench propagation in high Tc superconductors (1994) (121)
Case Studies in Superconducting Magnets: Design and Operational Issues (1994) (116)
A High-Resolution 1.3-GHz/54-mm LTS/HTS NMR Magnet (2015) (112)
Analyses of Transient Behaviors of No-Insulation REBCO Pancake Coils During Sudden Discharging and Overcurrent (2015) (110)
Critical currents of superconducting BiPbSrCaCuO tapes in the magnetic flux density range 0–19.75 T at 4.2, 15, and 20 K (1990) (106)
Stability of superconductors against localized disturbances of limited magnitude (1978) (93)
No-insulation multi-width winding technique for high temperature superconducting magnet. (2013) (84)
Over-current quench test and self-protecting behavior of a 7 T/78 mm multi-width no-insulation REBCO magnet at 4.2 K (2015) (82)
HTS and NMR/MRI magnets : Unique features, opportunities, and challenges (2006) (78)
No-Insulation Coil Under Time-Varying Condition: Magnetic Coupling With External Coil (2013) (77)
Field Mapping, NMR Lineshape, and Screening Currents Induced Field Analyses for Homogeneity Improvement in LTS/HTS NMR Magnets (2008) (68)
Frictional properties of metal insulator surfaces at cryogenic temperatures (1980) (66)
Sources of acoustic emission in superconducting magnets (1983) (65)
Experimental and theoretical investigation of mechanical disturbances in epoxy-impregnated superconducting coils. 2. Shear-stress-induced epoxy fracture as the principal source of premature quenches and training theoretical analysis (1985) (63)
Identification of quench origins in a superconductor with acoustic emission and voltage measurements (1981) (63)
Stability and quench protection of coated YBCO "Composite" tape (2005) (60)
Spatial and Temporal Variations of a Screening Current Induced Magnetic Field in a Double-Pancake HTS Insert of an LTS/HTS NMR Magnet (2009) (60)
A Solid Nitrogen Cooled ${\hbox{MgB}}_{2}$ “Demonstration” Coil for MRI Applications (2008) (60)
A NEW HIGH‐FIELD SUPERCONDUCTOR, V2HfxZr1−x (1971) (59)
A (RE)BCO Pancake Winding With Metal-as-Insulation (2016) (57)
HTS magnets: stability; protection; cryogenics; economics; current stability/protection activities at FBML☆ (2003) (56)
Stability and protection of superconducting magnets-a discussion (2005) (55)
Effects of Impregnating Materials on Thermal and Electrical Stabilities of the HTS Racetrack Pancake Coils Without Turn-to-Turn Insulation (2013) (53)
The mechanism of frictional motion and its effects at 4.2 K in superconducting magnet winding models (1982) (53)
Microampere flux pumps for superconducting NMR magnets Part 1: basic concept and microtesla flux measurement (2001) (52)
Current‐carrying capacities of superconducting multifilamentary V3Ga cables (1974) (52)
90-mm/18.8-T All-HTS Insert Magnet for 1.3 GHz LTS/HTS NMR Application: Magnet Design and Double-Pancake Coil Fabrication (2014) (52)
An overview of the 45-T hybrid magnet system for the new National High Magnetic Field Laboratory (1994) (50)
YBCO and Bi2223 Coils for High Field LTS/HTS NMR Magnets: HTS-HTS Joint Resistivity (2013) (50)
An 800-MHz all-REBCO Insert for the 1.3-GHz LTS/HTS NMR Magnet Program—A Progress Report (2016) (50)
A New High-Temperature Superconducting (HTS) 700-MHz Insert Magnet for a 1.3-GHz LTS/HTS NMR Magnet (2013) (48)
First-cut design of an all-superconducting 100-T direct current magnet. (2013) (48)
Effect of Winding Tension on Electrical Behaviors of a No-Insulation ReBCO Pancake Coil (2014) (48)
Improvements of current‐carrying capacities of the composite‐processed Nb3Sn in high magnetic fields (1979) (47)
Experimental and theoretical investigation of mechanical disturbances in epoxy-impregnated superconducting coils. 1. General introduction (1985) (47)
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 (2009) (47)
Transient slip behaviour of metal/insulator pairs at 4.2 K (1981) (47)
A Superconducting Joint Technique for ${\rm MgB}_{2}$ Round Wires (2009) (46)
Prediction of current decay and terminal voltages in adiabatic superconducting magnets (1989) (46)
${\rm MgB}_{2}$ for MRI Magnets: Test Coils and Superconducting Joints Results (2012) (46)
Construction and Test of 7-T/68-mm Cold-Bore Multiwidth No-Insulation GdBCO Magnet (2015) (46)
Mechanical disturbances in superconducting magnets-a review (1992) (45)
High-Temperature Superconducting Magnets for NMR and MRI: R&D Activities at the MIT Francis Bitter Magnet Laboratory (2010) (45)
Progress in scale-up of second-generation high-temperature superconductors at SuperPower Inc (2005) (44)
Towards liquid-helium-free, persistent-mode MgB2 MRI magnets: FBML experience (2017) (44)
Design and operational issues for 77-K superconducting magnets (1988) (44)
Two-dimensional normal zone propagation in BSCCO-2223 pancake coils☆ (1997) (42)
No-Insulation (NI) Winding Technique for Premature-Quench-Free NbTi MRI Magnets (2012) (42)
Quench and recovery of YBCO tape experimental and simulation results (2003) (41)
Friction and wear of polymeric materials at 293, 77 and 4.2 K (1991) (41)
Assembly and Test of a 3-Nested-Coil 800-MHz REBCO Insert (H800) for the MIT 1.3 GHz LTS/HTS NMR Magnet (2019) (41)
A 0.6 T/650 mm RT Bore Solid Nitrogen Cooled$rm MgB_2$Demonstration Coil for MRI—a Status Report (2006) (40)
A 78-mm/7-T Multi-Width No-Insulation ReBCO Magnet: Key Concept and Magnet Design (2014) (39)
‘Electromaglev’—magnetic levitation of a superconducting disc with a DC field generated by electromagnets: Part 1. Theoretical and experimental results on operating modes, lift-to-weight ratio, and suspension stiffness (1997) (37)
A Solid Nitrogen Cooled MgB(2) "Demonstration" Coil for MRI Applications. (2008) (37)
Monofilament $\hbox{MgB}_{2}$ Wire for a Whole-Body MRI Magnet: Superconducting Joints and Test Coils (2013) (37)
CURRENT CAPACITIES OF SUPERCONDUCTING V3Ga TAPES IN HIGH MAGNETIC FIELDS (1970) (37)
Superconducting joint between multifilamentary wires 1. Joint-making and joint results (1976) (37)
A "persistent-mode" magnet comprised of YBCO annuli (2005) (36)
Magnetization and screening current in an 800 MHz (18.8 T) REBCO nuclear magnetic resonance insert magnet: experimental results and numerical analysis (2019) (36)
A persistent-mode 0.5 T solid-nitrogen-cooled MgB2 magnet for MRI (2017) (35)
A "permanent" high-temperature superconducting magnet operated in thermal communication with a mass of solid nitrogen (2002) (34)
Stability of bare and copper-laminated YBCO samples: experimental & simulation results (2004) (34)
A 1.3-GHz LTS/HTS NMR Magnet– A Progress Report (2011) (34)
Trapped Field Characteristics of Stacked YBCO Thin Plates for Compact NMR Magnets: Spatial Field Distribution and Temporal Stability (2010) (34)
A high-temperature superconducting double-pancake insert for an NMR magnet (2003) (33)
Heat generation from epoxy cracks and bond failures (1982) (32)
Superconducting joint between multifilamentary wires 2. Joint evaluation technique (1976) (32)
Test of an 8.66-T REBCO Insert Coil With Overbanding Radial Build for a 1.3-GHz LTS/HTS NMR Magnet (2017) (31)
Designs and Tests of Shaking Coils to Reduce Screening Currents Induced in HTS Insert Coils for NMR Magnet (2015) (31)
A low- and high-temperature superconducting NMR magnet: design and performance results (2003) (30)
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). (2016) (30)
Dynamic Response of No-Insulation and Partial-Insulation Coils for HTS Wind Power Generator (2015) (30)
Design analysis of a solid nitrogen cooled “permanent” high-temperature superconducting magnet system (2002) (30)
An LTS/HTS NMR Magnet Operated in the Range 600–700 MHz (2007) (29)
A Parametric Study on Overband Radial Build for a REBCO 800-MHz Insert of a 1.3-GHz LTS/HTS NMR Magnet (2016) (28)
Magnetoresistivity of silver over temperature range 4.2 – 159 K (1993) (28)
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 (2015) (28)
Quench propagation velocities in an epoxy-impregnated Nb/sub 3/Sn superconducting winding model (1988) (28)
Composite-processed V 3 Ga with improved current-carrying capacities in high magnetic fields (1979) (27)
Field Performance of an Optimized Stack of YBCO Square “Annuli” for a Compact NMR Magnet (2011) (27)
30 Tesla hybrid magnet facility at the Francis bitter national magnet laboratory, Massachusetts Institute of Technology (1981) (27)
Microslip‐induced degradation in a braided superconductor (1981) (26)
Normal Zone Propagation in 2-Dimensional YBCO Winding Pack Models (2008) (26)
Generation of 24.0 T at 4.2 K and 23.4 T at 27 K with a high‐temperature superconductor coil in a 22.54 T background field (1995) (26)
A flux pump for NMR magnets (2003) (26)
Controlled levitation of bulk superconductors (2000) (26)
Protection and Quench Detection of YBCO Coils Results With Small Test Coil Assemblies (2007) (25)
Acoustic emission triangulation of disturbances and quenches in a superconductor and a superconducting magnet (1982) (25)
On the 600 MHz HTS Insert for a 1.3 GHz NMR Magnet (2012) (25)
Quench propagation analysis in adiabatic superconducting windings (1991) (24)
Stand-alone solid nitrogen cooled "permanent" high-temperature superconducting magnet system (2001) (24)
A critical current-margin design criterion for high performance magnet stability (1979) (24)
MgB2 Coils for MRI Applications. (2010) (24)
Stabilization of large superconducting magnets: Experimental models (1977) (24)
Thermal behavior of a solid nitrogen impregnated high-temperature superconducting pancake test coil under transient heating (2001) (23)
Protection of large superconducting magnets: maximum permissible undetected quench voltage (1980) (23)
Prediction of Transient Stability Limits for Composite Superconductors Subject to Flux Jumping (1969) (23)
Method to detect a temperature rise in superconducting coils with piezoelectric sensors (1983) (23)
A Stack of YBCO Annuli, Thin Plate and Bulk, for Micro-NMR Spectroscopy (2012) (22)
The magneplane system (1975) (22)
Solid-Cryogen Cooling Technique for Superconducting Magnets of NMR and MRI (2012) (22)
The transverse stress effect on the critical current of jelly-roll multifilamentary Nb/sub 3/Al wires (1991) (22)
A flux pumping method applied to the magnetization of YBCO superconducting coils: frequency, amplitude and waveform characteristics (2016) (22)
MIT 1.3-GHz LTS/HTS NMR Magnet: Post Quench Analysis and New 800-MHz Insert Design (2019) (22)
Hybrid III: The system, test results, the next step (1993) (22)
Tape-to-Tape Joint Resistances of a Magnet Assembled From (RE)BCO Double-Pancake Coils (2015) (21)
Normal zone propagation in adiabatic superconducting magnets Part 1: Normal zone propagation velocity in superconducting composites (1991) (21)
Numerical Simulation of Superconducting Coil Wound With No-Insulation NbTi Wire (2014) (21)
Acoustic emission in a composite copper NbTi conductor (1980) (21)
Frictional properties of metal-insulator interfaces (1979) (21)
Normal zone propagation in adiabatic superconducting magnets over the temperature range 4.2-80 K (1990) (21)
600 MHz spectrometer magnet (1989) (20)
Normal Zone Propagation in YBCO Winding Pack Models (2007) (20)
HTS Wind Power Generator: Electromagnetic Force Between No-Insulation and Insulation Coils Under Time-Varying Conditions (2014) (20)
Force measurements for levitated bulk superconductors (2000) (20)
A study on levitation force and its time relaxation behavior for a bulk superconductor-magnet system (2008) (20)
Construction and Test Results of Coils 2 and 3 of a 3-Nested-Coil 800-MHz REBCO Insert for the MIT 1.3-GHz LTS/HTS NMR Magnet (2018) (20)
Screening-Current-Induced Strain Gradient on REBCO Conductor: An Experimental and Analytical Study With Small Coils Wound With Monofilament and Striated Multifilament REBCO Tapes (2020) (19)
Detection of 'hot spots' in HTS coils and test samples with acoustic emission signals (2004) (19)
An HTS insert for phase 2 of a 3-phase 1-GHz LTS/HTS NMR magnet (2005) (19)
Cryostability of a small superconducting coil wound with cabled hallow conductor (1977) (19)
Origins of acoustic emission in superconducting wires (1981) (19)
Protection of HTS magnets (2005) (19)
Hybrid III system (1988) (18)
Development of a 0.5-T/240-mm $\hbox{MgB}_{2}$ MRI Magnet: Assembly Design and Module Coils (2014) (18)
Correlation of acoustic emission with normal zone occurrence in epoxy‐impregnated windings: An application of acoustic emission diagnostic technique to pulse superconducting magnets (1984) (18)
“Electromaglev” (“active-maglev”) – magnetic levitation of a superconducting disk with a DC field generated by electromagnets. Part 4: theoretical and experimental results on supercurrent distributions in field-cooled YBCO disks (1999) (18)
Fabrication of Bi-2223 HTS magnet with a superconducting switch (2001) (17)
A design for the superconducting outsert of a 45-T hybrid magnet system using cable-in-conduit conductors (1993) (17)
Temporal Enhancement of Trapped Field in a Compact NMR Magnet Comprising YBCO Annuli (2014) (17)
Construction and Test Results of Coil 2 of a Three-Coil 800-MHz REBCO Insert for the 1.3-GHz High-Resolution NMR Magnet (2017) (17)
Electromagnetic flight stability by model impedance simulation (1973) (17)
Superconducting flux pump for high-temperature superconductor insert coils of NMR magnets (2002) (17)
High‐field superconducting current‐carrying capacities of composite‐processed V3Ga tapes (1973) (17)
Partial-Insulation Winding Technique for NbTi Coils (2014) (17)
Quench Analyses of the MIT 1.3-GHz LTS/HTS NMR Magnet (2019) (17)
Strain in YBCO Double-Pancake Coil With Stainless Steel Overband Under External Magnetic Field (2015) (17)
Mechanical properties and static friction behaviour of epoxy mixes at room temperature and at 77 K (1990) (17)
Stress-induced epoxy cracking and energy release at 4.2 K in epoxy-coated superconducting wires (1984) (16)
Experimental investigation of a.c. losses in cabled superconductors (1986) (16)
Persistent-mode high-temperature superconductor shim coils: A design concept and experimental results of a prototype Z1 high-temperature superconductor shim. (2013) (16)
Critical currents of silver-sheathed bismuth-based tapes at 20 K: small coils and field orientation anisotropy in external fields up to 20 T (1992) (16)
Improved composite‐processed V3Ga through partial substitution of aluminum for gallium in the matrix (1975) (16)
Experimental and theoretical investigation of mechanical disturbances in epoxy-impregnated superconducting coils. 3. Fracture-induced premature quenches (1985) (15)
Characteristic Resistance of No-Insulation and Partial-Insulation Coils With Nonuniform Current Distribution (2014) (15)
Design Study on a 100-kA/20-K HTS Cable for Fusion Magnets (2015) (15)
Nonlinear Behavior of a Shim Coil in an LTS/HTS NMR Magnet With an HTS Insert Comprising Double-Pancake HTS-Tape Coils (2009) (15)
Quench Behavior, Quench Protection of a YBCO Test Coil Assembly (2008) (14)
Current-carrying capacities of small V3 Ga pancakes (1973) (14)
Corrections to “Effects of Impregnating Materials on Thermal and Electrical Stabilities of the HTS Racetrack Pancake Coils Without Turn-to-Turn Insulation” [Jun 13 7700404] (2013) (14)
Acoustic emission monitoring results from a fermi dipole (1986) (14)
An analytical approach towards passive ferromagnetic shimming design for a high-resolution NMR magnet (2015) (14)
Two HTS options for a 600 MHz insert of a 1.3 GHz LTS/HTS NMR magnet: YBCO and BSCCO. (2010) (14)
Thermal and magnetic responses of a solid nitrogen/magnetized YBCO disk system undergoing temperature cycles in the range of 8-60 K (2004) (13)
Subcooled superfluid helium cryostat for a hybrid magnet system (1986) (13)
A digital flux injector for NMR magnets (2005) (13)
Vortex shaking study of REBCO tape with consideration of anisotropic characteristics (2017) (13)
A simple screening current-induced magnetic field estimation method for REBCO pancake coils (2019) (13)
Bulk and Plate Annulus Stacks for Compact NMR Magnets: Trapped Field Characteristics and Active Shimming Performance (2013) (13)
Critical current properties and microstructures of Ag-sheathed Bi-based superconducting wires (1992) (12)
Quenching in epoxy-impregnated superconducting solenoids: Prediction and verification (1987) (12)
750 MHz NMR magnet development (1992) (12)
Development of Bi-2223 HTS high field coils and magnets (1995) (12)
Current Status of and Challenges for No-Insulation HTS Winding Technique. (2018) (12)
Experimental and theoretical investigation of mechanical disturbances in epoxy-impregnated superconducting coils. 4. Prequench cracks and frictional motion (1985) (12)
Tandem magnetic refrigerator for 1.8 K (1994) (12)
Frictional disturbances in superconducting magnets (1981) (11)
High-temperature superconducting current lead incorporating operation in the current-sharing mode (2000) (11)
A Tabletop Persistent-Mode, Liquid-Helium-Free, 1.5-T/90-mm MgB2 “Finger” MRI Magnet for Osteoporosis Screening: Two Design Options (2018) (11)
Temperature dependent stability and protection parameters in an adiabatic superconducting magnet (1991) (11)
Numerical simulation of levitation force and magnetic field in levitated bulk superconductor (2004) (11)
Electromaglev-levitation data for single and multiple bulk YBCO disks (1999) (11)
A Tabletop Persistent-Mode, Liquid Helium-Free 1.5-T MgB2 “Finger” MRI Magnet: Construction and Operation of a Prototype Magnet (2019) (11)
Study on optimization of YBCO thin film stack for compact NMR magnets (2013) (11)
Detect-and-Activate-the-Heater Protection Technique for YBCO Coils (2008) (10)
A REBCO Persistent-Current Switch, Immersed in Solid Nitrogen, Operating at Temperatures Near 10 K (2018) (10)
Heating-Induced acoustic emission in an adiabatic high-temperature superconducting winding (1997) (10)
Field performance of a prototype compact YBCO "annulus" magnet for micro-NMR spectroscopy. (2013) (10)
SUPERCONDUCTING MAGNET TECHNOLOGY (2009) (10)
Acoustic emission from superconducting magnets and superconductors (1981) (10)
Reassessment of cryotribology theory (1994) (10)
Development of a 700 MHz low-/high- temperature superconductor nuclear magnetic resonance magnet: test results and spatial homogeneity improvement. (2008) (10)
CONSTRUCTION AND TEST OF A 500 MHz/200 mm RT BORE SOLID CRYOGEN COOLED Nb3Sn MRI MAGNET (2010) (10)
A regenerative magnetic refrigerator operating between liquid helium and liquid hydrogen reservoirs (1988) (10)
Helium vapor-cooled brass current leads: experimental and analytical results (2001) (10)
Mechanical disturbances in Rutherford-type and braid conductors (1983) (10)
A simple protection evaluation method for no-insulation REBCO pancake coils during local normal-state transition (2019) (9)
A REBCO Persistent-Current Switch (PCS): Test Results and Switch Heater Performance (2017) (9)
Liquid hydrogen condenser and current lead designs for liquid hydrogen critical current measurements of superconductors (1991) (9)
Operation of Hybrid III as a facility magnet (1994) (9)
Active Protection of an ${\rm MgB}_{2}$ Test Coil (2011) (9)
Diagnosis and analysis of an electrical short in a superconducting magnet (1983) (9)
Active Magnetic Levitation with YBCO Samples (1997) (9)
Beneficial effect of solid nitrogen on a BSCCO-2223/Ag composite tape subjected to local heating (2002) (9)
Energy released by flux jumps in superconductors (1970) (9)
A 700 MHz LTS/HTS NMR Magnet— A Status Report (2006) (9)
Irreversibility lines and morphologies of BiPbSrCaCuO silver sheathed wires (1991) (9)
FLUX CREEP AS A DOMINANT SOURCE OF DEGRADATION IN SUPERCONDUCTING SOLENOIDS (1965) (9)
Acoustic Emission Diagnostic & Monitoring Techniques for Superconducting Magnets (1986) (9)
Acoustic emission triangulation of mechanical disturbances in superconducting magnets (1981) (9)
Thermal activation in boundary lubricated friction (1996) (9)
Conduction-Cooled Brass Current Leads for a Resistive Superconducting Fault Current Limiter (SFCL) System (2007) (9)
Magic-Angle-Spinning NMR Magnet Development: Field Analysis and Prototypes (2013) (9)
A stability verification technique using acoustic emission for an HTS monofilar component for a superconducting fault current limiter (2007) (9)
A.c. loss induced quenching in multicoil adiabatic superconducting magnets (1995) (9)
Preliminary results of the partial-array LCT coil tests (1985) (9)
MAGNETIZATION OF SINGLE-CORE, MULTI-STRAND, AND TWISTED MULTI-STRAND SUPERCONDUCTING COMPOSITE WIRES. (1969) (8)
Effect of preloading on the relaxation of the levitation force in bulk Y–Ba–Cu–O superconductors (2005) (8)
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 (2018) (8)
Design of a Tabletop Liquid-Helium-Free 23.5-T Magnet Prototype Toward 1-GHz Microcoil NMR (2019) (8)
32 TESLA HYBRID MAGNET SYSTEM (1984) (8)
Stabilization of dry-wound high-field NbTi solenoids (1993) (8)
Passive Shimming for Magic-Angle-Spinning NMR (2014) (8)
Design Overview of the MIT 1.3-GHz LTS/HTS NMR Magnet with a New REBCO Insert (2021) (7)
A Field-Shaking System to Reduce the Screening-Current-Induced Field in the 800-MHz HTS Insert of the MIT 1.3-GHz LTS/HTS NMR Magnet: A Small-Model Study (2018) (7)
Acoustic emission monitoring results from the MFTF magnets (1984) (7)
Passive Shimming by Eliminating Spherical Harmonics Coefficients of all Magnetic Field Components Generated by Correction Iron Pieces (2014) (7)
Critical current data of NbTi conductors at sub-4.2 K temperatures and high fields☆ (1982) (7)
Recent developments in processing HTS silver-clad Bi-2223 tapes, coils and test magnets (1994) (7)
Design of a full-scale magneplane vehicle (1974) (7)
A “Permanent” HTS Magnet System: Key Design & Operational Issues and Applications (1998) (7)
A Digital Flux Injector Operated With a 317-MHz NMR Magnet (2007) (7)
The development of a niobium-titanium cable-in-conduit coil for a 45 T hybrid magnet (1994) (7)
A solid-nitrogen cooled Nb/sub 3/Sn NMR magnet operating in the range 8-10 K (2003) (7)
NMR magnet technology at MIT (1992) (7)
Development of vapor-cooled HTS-copper 6-kA current lead incorporating operation in the current-sharing mode (2004) (6)
Levitation force in YBCO/Nd-Fe-B permanent magnet system (2001) (6)
Macrovortex structure in hard superconductors (1968) (6)
Normal zone propagation in cryocooler-cooled Nb3Sn tape-wound magnet (1995) (6)
High Pressure Ratio Cryocooler with Integral Expander and Heat Exchanger (1988) (6)
An Analytical Technique to Elucidate Field Impurities From Manufacturing Uncertainties of an Double Pancake Type HTS Insert for High Field LTS/HTS NMR Magnets (2009) (6)
The training in epoxy-impregnated superconducting coils (1985) (6)
A novel REBCO conductor design to reduce screening-current field in REBCO magnets (2019) (6)
Three-lead test rig with built-in neon condenser for field-dependent critical current measurements of high Tc superconductors at 27 K (1993) (6)
Stability and quenching in high-temperature superconductors (1995) (6)
Epoxy cracking in the epoxy-impregnated superconducting winding: Nonuniform dissipation of stress energy in a wire-epoxy matrix model (1985) (6)
Hybrid magnets: A magnet engineer's experience and a proposal for the next generation of hybrids† (1996) (6)
Investigation of quench propagation and stability margin in a sample internally-cooled, cabled superconductor (ICCS) (1981) (6)
Three-dimensional field measurements of levitated HTS and the modeling of the shielding current (2005) (5)
Prediction of quench characteristics in multi-sectioned adiabatic solenoids (1988) (5)
Interfilament coupling loss for protection of superconducting multicoil magnets (1998) (5)
Designs for 25-㎄ and 40-㎄ Vapor-Cooled Bi2223/Copper Leads with the Bi2223 Section Operating in the Current-Sharing Mode (2003) (5)
Transient electrical and thermal responses of a 2-section BSCCO-2223 coil under overcurrent pulses (2001) (5)
Experimental and Numerical Studies on a Method to Mitigate Screening Current-Induced Field for No-Insulation REBCO Coils (2019) (5)
Mechanical training of impregnated superconducting solenoids (1981) (5)
A Theoretical Design Approach for Passive Shimming of a Magic-Angle-Spinning NMR Magnet (2016) (5)
First results of the full-array LCT coil tests (1987) (5)
Fabrication and Characteristics of a Test Magnet from HTS Bi-2223 Silver-Clad Tapes (1994) (5)
Index number (n) below "critical" current in Nb-Ti superconductors (1995) (5)
A stress detection technique for stressed structures, including superconducting magnets (1982) (5)
Operation of a 130-MHz/9-mm Compact HTS Annulus Magnet With a Micro-NMR Probe (2015) (5)
High-temperature superconducting materials: Requirements for magnet conductors—-A magnet designer's view (1993) (5)
DIRECT EVIDENCE OF PERSISTENT CURRENT LOOPS IN HARD SUPERCONDUCTING WIRE (1966) (4)
NMR/MRI Superconducting Magnet Technologies: Recent Activities at MIT Francis Bitter Magnet Laboratory (2003) (4)
Numerical and Experimental Study to Fabricate the New Type Compact NMR Device Using Stacked HTS Bulks (2012) (4)
A 1.5-T/75-mm Magic-Angle-Spinning NMR Magnet (2014) (4)
45 T, Steady State (1990) (4)
An operational 1/25-scale magneplane system with superconducting coils (1975) (4)
Transient stability of a NbTi cable-in-conduit superconductor (1988) (4)
Two-dimensional quench propagation model for a three-dimensional high-temperature superconducting coil (2001) (4)
On fault-mode phenomenon in no-insulation superconducting magnets: A preventive approach. (2022) (4)
Transient stability of a NbTi cable-in-conduit superconductor: Experimental results (1989) (4)
The United States superconducting MHD magnet technology development program (1981) (4)
THE FORMATION OF THE MACROVORTEX STRUCTURE IN HARD SUPERCONDUCTORS (1967) (4)
Design of a Magnet and Gradient Coils for a Tabletop Liquid-Helium-Free, Persistent-Mode 1.5-T MgB$_2$ Osteoporosis MRI (2020) (4)
The MHD component test facility at the Francis Bitter National Magnet Laboratory (1981) (4)
A. C. losses in multifilamentary composite superconducting strands and cables (1986) (4)
Recent developments in multifilament V 3 Ga a Nb 3 Sn wires in Japan (1975) (4)
Critical current densities of jelly-roll and powder metallurgy Nb3Al wires as a function of temperature and magnetic field (1996) (3)
Mechanical disturbances in high-performance superconducting dipoles (1990) (3)
A 1.5-T Magic-Angle Spinning NMR Magnet: 4.2-K Performance and Field Mapping Test Results (2015) (3)
Transient resistive zones in NbTi composites (1979) (3)
Threshold Currents of Large Cross‐Section Superconductors (1971) (3)
A Cryogen-Free 25-T REBCO Magnet With the Extreme-No-Insulation Winding Technique (2022) (3)
Levitation of bulk superconductors controlled by two coils (2000) (3)
35 Tesla hybrid magnet (1990) (3)
Construction and test result of an all-REBCO conduction-cooled 23.5 T magnet prototype towards a benchtop 1 GHz NMR spectroscopy (2022) (3)
Stability issues in high performance superconducting magnets (1991) (3)
Persistent-mode operation and magnetization behavior of a solid-nitrogen-cooled MgB2 small-scale test coil towards a tabletop 1.5-T osteoporosis MRI (2020) (3)
A simple screening current simulation method using equivalent circuit model for REBCO pancake coils (2020) (3)
Normal-zone propagation in adiabatic superconducting magnets. II. Quench properties of a 12 coil 17.6 T 750 MHz NMR magnet (1993) (3)
An MgB2 Superconducting Joint With Its Own Heat-Treatment Schedule (2021) (3)
Configuration and testing of a saturated vapor helium compressor (1986) (3)
Acoustic Emission Instrumentation for a Superconducting Dipole (1986) (3)
Survey of the State-of-the-Art of Miniature Cryocoolers for Superconductive Devices (1984) (3)
Single-Phase Helium as Coolant for Superconducting Magnets (1977) (3)
The characteristics of spatial homogeneity and strength of magnetic field for compact NMR magnets using stacked HTS bulks with various gap lengths (2011) (2)
A 500 MHz/200 mm RT Bore Solid Neon Cooled$rm Nb_3rm Sn$MRI Magnet—A Status Report (2006) (2)
Technique to predict specimen failure in cyclic fatigue tests (1983) (2)
Transient response and stability limits of superconducting composite wire following a flux jump (1969) (2)
The Francis Bitter National Magnet Laboratory (1995) (2)
Survey of the state-of-the-art of miniature cryocoolers for superconductive devices. Final report (1984) (2)
Stabilization Of Dry-Wound High-Field Superconducting Magnet By Controlling Frictional Spring Force (1995) (2)
Source location of quenches in SSC dipole magnets (1988) (2)
<formula formulatype="inline"><tex Notation="TeX">${\rm MgB}_{2}$</tex></formula> Coils for MRI Applications (2010) (2)
Results of tests on the superconducting part of a hybrid magnet (1972) (2)
MECHANICAL DISTURBANCES IN SUPERCONDUCTING MAGNET (1982) (2)
The Francis bitter national magnet laboratory at MIT: 1988 status (1989) (2)
MAGNETS, FIELDS, AND FORCES (2009) (2)
A Large Electromaglev (“Active-Maglev”) System (1998) (2)
Mechanical Disturbances in Superconducting Magnet (I) (1983) (2)
Monitoring Large Superconducting Magnets Using Acoustic Emission Technology (1986) (2)
AMI-MIT 1-kA leads with high-temperature superconducting sections-design concept and key parameters (2001) (2)
Cryotribology of diamond and graphite (1997) (2)
Operation of a digital flux injector coupled to a 50-MHz HTS insert magnet (2006) (2)
AC loss time constant measurements on Nb/sub 3/Al multifilamentary superconductors (1993) (2)
Temperature dependent parameters of stability and protection in an adiabatic niobium titanium coil (1991) (2)
Quench Analysis of an LTS Quadrupole Triplet Magnet System for the IBS RAON In-Flight Fragment Separator (2020) (2)
Heat transfer and friction factor data for gap-helical screen fin counterflow heat exchanger (1994) (2)
Superconducting Bulk Levitation Using an Electromagnet (1999) (2)
High-Resolution Magnetic Field Mapping System With an NMR Probe (2016) (2)
Progresses and challenges in the development of high-field solenoidal magnets of RE 123 coated conductors (2016) (1)
Design and operational issues for HTS magnets (2008) (1)
High-field superconducting magnets (1975) (1)
A Superconducting Joint Technique for MgB[subscript 2] Round Wires (2009) (1)
Acoustic emission data from the MFTF magnets (1983) (1)
Active Protection of an MgB(2) Test Coil. (2011) (1)
Friction and Wear of a Three-Dimensional Fabric-Reinforced Plastic at Room Temperature and Liquid Nitrogen Temperature (1992) (1)
Partial-Insulation HTS Magnet for Reduction of Quench-Induced Peak Currents (2022) (1)
Training in High-Performance Superconducting Dipole Magnets and Room-Temperature Acoustic Signal Attenuation (1990) (1)
''Football'' test coil: a simulated service test of internally-cooled, cabled superconductor (1981) (1)
A model for correlating 4.2‐K performance with room‐temperature mechanical characteristics in superconducting test dipole magnets for the Superconducting Super Collider (SSC) (1992) (1)
Cryotribology: Development of cryotribological theories and application to cryogenic devices (1992) (1)
Superconducting properties of meter-class multifilamentary Nb/sub 3/Sn fiber-reinforced superconductors (1997) (1)
Active Magnetic Levitation of Multiple Y-Ba-Cu-O Bulks (1999) (1)
Cryogenic microstrain measurement using laser light interference (1989) (1)
Publisher Correction: Prototype REBCO Z1 and Z2 shim coils for ultra high-field high-temperature superconducting NMR magnets (2021) (1)
A regenerative magnetic refrigerator operating between 4.2 K and 1.8 K (2008) (1)
Hot-Spot Modeling of REBCO NI Pancake Coil: Analytical and Experimental Approaches (2021) (1)
Method for monitoring resonant frequencies of heavy structures (1983) (1)
Corrections to "A 500 MHz/200 mm RT Bore Solid Neon Cooled Nb 3 Sn MRI Magnet - A Status Report" (2006) (1)
A Study on Deterioration of HTS Trapped Flux Under Thermal Cycle Operation (2004) (1)
Concerning the reduction of liquid helium consumption in superconducting magnetic operation (1968) (1)
Performance of the HTS bulk magnet in cryocooler system with cyclic temperature variation (2005) (1)
Circular-aperture dipole and quadrupole magnets: shape, field, energy storage, body-forces, and iron shield. (1972) (1)
Properties and Applications of Bulk High Temperature Superconductors. A Research on Active Magnetic Levitation of Multiple High-Tc Superconductors. (1999) (1)
HIGH FIELD FACILITIES AT THE FRANCIS BITTER NATIONAL MAGNET LABORATORY (1983) (1)
Measurement of the magnetic field of resin-impregnated bulk superconductor annuli (2010) (1)
AC Loss of HTS Coil and its Behavior of Magnetic Field (2000) (1)
AC AND OTHER LOSSES (2009) (1)
AN ACOUSTIC EMISSION TECHNIQUE TO LOCALIZE MECHANICAL DISTURBANCES IN SUPERCONDUCTING MAGNETS (1982) (1)
Controlled Levitation of Y-Ba-Cu-O Bulk Superconductors and Energy Minimum Analyses (1999) (1)
Energy margins in a dry-winding superconducting test coil Part 1: Dissipation within the conductor (1995) (0)
SOLENOID EXAMPLES, HTS MAGNETS & CONCLUDING REMARKS (2009) (0)
ASC 2014-1 LOr 2 A-03 1 Construction and Persistent-Mode Operation of MgB 2 Coils in the Range 10-15 K for a 0 . 5T / 240-mm Cold Bore MRI Magnet (2016) (0)
STABILITY AND SPATIALLY PERIODIC MAGNETIZATION OF HARD SUPERCONDUCTORS. (1967) (0)
SUPERCONDUCTING PROPERTIES OF V$sub 3$Ga TAPES AND SOLENOIDS. (1970) (0)
Mechanical Performance of Superconducting Cables Subject to Cyclic Stresses (1986) (0)
Mechanism and effect of the frictional disturbances (1983) (0)
MHD magnet technology development program summary, September 1982 (1983) (0)
Estimation of the shielding current distribution in levitated YBCO bulk superconductor (2003) (0)
Superconducting Magnet Technology: A Magnet Engineer’s View (2001) (0)
Energy released by flux jumps in superconductors. [Nb-Ti] (1970) (0)
PSFC/JA-19-41 Magnetization and screening current in an 800 MHz (18.8 T) REBCO nuclear magnetic resonance insert magnet: experimental results and numerical analysis (2020) (0)
'6? THE FULL-ARRAy LCT COll.TRSTK*" (2005) (0)
Title Passive Shimming for Magic-Angle-Spinning NMR (2014) (0)
Operation of the MHD Component Test Facility and first experimental results (1982) (0)
Stability of Magnetic Levitation of a YBCO disk with a DC Field Generated by Electromagnets - A Field Analysis (1997) (0)
Development of compact NMR magnets with stacked HTS bulks and films (2009) (0)
Cryogenic Creep Measurement System Using Laser Light Interference (1990) (0)
Safety and protection for large scale superconducting magnets--FY1983 report (1983) (0)
Conceptual Design of a Portable, Solid-Nitrogen-Cooled 0.5-T/560-mm Point-of-Care MRI Magnet (2023) (0)
MgB[subscript 2] Coils for MRI Applications (2010) (0)
Dissipative Energies of an Epoxy Resin & Mica at 4.2 K (1986) (0)
Isabelle superconducting magnets (1982) (0)
Development of Superconducting Magnets for a Compact NMR Magnet System (2017) (0)
IV. AE from Plastics (1987) (0)
Development of High Current Bi-2223 Ag-Sheathed Tape Wire (1998) (0)
Force measurements for levitated bulk superconductors in electromaglev system (2002) (0)
Spatial and Temporal Variations of a Screening Current Induced Magnetic Field in a Double-Pancake HTS Insert of an LTS/HTS NMR Magnet Citation (2009) (0)
A niobium-aluminium (Nb3Al) coil: performance, including quench behaviour, in the temperature range 4.2–12 K (1996) (0)
Experimental investigation of a magnetic refrigerator based on magnetically active regeneration. Final report, May 1984-May 1986 (1987) (0)
PSFC/JA-17-54 A Field-Shaking System to Eliminate the Screening Current-Induced Field in the 800-MHz HTS Insert of the MIT 1.3-GHz LTS/HTS NMR Magnet: A Small-Model Study (2018) (0)
Cryotribology: Development of cryotribological theories and application to cryogenic devices. Interim report, June 15, 1985--August 31, 1992 (1992) (0)
Visitors from Japan to MIT FBML Magnet Technology Division (2015) (0)
Techniques for quality assurance, critical-current and stability measurements for CDIF conductor (1981) (0)
MACROVORTICES AND TRANSIENT STABILITY IN HARD SUPERCONDUCTORS. (1967) (0)
Self-Protection Characteristic Comparison Between No-Insulation, Metal-as-Insulation, and Surface-Shunted-Metal-as-Insulation REBCO Coils (2023) (0)
The force relaxation in levitating YBCO and SmBCO superconductors (2005) (0)
Prototype REBCO Z1 and Z2 shim coils for ultra high-field high-temperature superconducting NMR magnets (2020) (0)
Stability and protection issues for high-temperature superconducting systems (2002) (0)
A Tabletop Persistent-Mode, Liquid Helium-Free 1.5-T MgB2 “Finger” MRI Magnet: Construction and Operation of Small-Scale Prototype Magnet (2019) (0)
Current-carrying capacities of V$sub 3$Ga superconducting solenoids (1972) (0)
Design and Test Results of 6-㎄ HTS-Copper Current Leads with HTS Section Operating in the Current-Sharing Mode (2003) (0)
Development of cryotribological theories & application to cryogenic devices. Final report (2001) (0)
4. Superconducting Magnets (2015) (0)
Lorenz force induced strand motion in a superconducting cable (1981) (0)
Review of progress and challenges of key mechanical issues in high-field superconducting magnets (2023) (0)
PSFC / JA-1654 A ( RE ) BCO Pancake Winding With Metallic Insulation (2017) (0)
Sudden-Discharging Quench Dynamics in a No-Insulation Superconducting Coil (2023) (0)
Dissipative Energies of Epoxy Cracking in Superconducting Magnets (1986) (0)
Design of a Cold Magnetically-Actuated Exhaust Valve (1994) (0)
IEEE Council on Superconductivity Awards (2019) (2020) (0)
Removable coil form for superconducting nmr magnets and a method for its use (1995) (0)
An Infuluence of Thermal Cycle on Trapped Flux in High Tc Material (2000) (0)
Dissipated Energy and Heat Conversion Factor during Low Temperature Fracture in a Notched Glass-Epoxy Composite Material (1990) (0)
First-Cut Design of a Benchtop Cryogen-Free 23.5-T/25-mm Magnet for 1-GHz Microcoil NMR (2023) (0)
DIAGNOSTIC REQUIREMENTS AND MECHANICAL DISTURBANCES IN SUPERCONDUCTING MAGNETS (1982) (0)
Degradation Behavior of the HTS Bulk Magnet in Cryocooler System with Cyclic Temperature Variation (2006) (0)

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What Schools Are Affiliated With Yukikazu Iwasa?

Yukikazu Iwasa is affiliated with the following schools:

Hokkaido University
University of Tokyo
Massachusetts Institute of Technology
Osaka University
Kyoto University