MAGNETOFORMING COILS WITH A LONG LIFETIME: LNCMI TO CEMENT TIES WITH Bmax
Since 2013, the LNCMI is collaborating with the Toulouse company Bmax / I Cube Research to design magnetoforming coils with long lifetime. Durability is a crucial issue for using electromagnets at an industrial scale, requiring [...]
THE 43+T GRENOBLE HYBRID MAGNET: MAJOR ACHIEVEMENTS FOR FINAL ASSEMBLY
Rolf Pfister, Michael Kamke, Eric Verney, Mickaël Pelloux, Eyub Yildiz, Luc Ronayette, and Pierre Pugnat, LNCMI Grenoble. The hybrid magnet, combining resistive and superconducting technologies and that is under construction at LNCMI-Grenoble, has reached important [...]
DESIGN OF A PULSED MAGNETIC DIPOLE FOR MAGNETIC LINEAR BIREFRINGENCE MEASUREMENTS
Jérôme Béard, LNCMI Toulouse. We have designed a novel pulsed magnetic dipole, called foil coil, which can deliver a transverse magnetic field of more than 10 T along a 0.85 m optical access operating without [...]
SUPEREMFL: TOWARDS ALL-SUPERCONDUCTING USER MAGNETS BEYOND 40 TESLA
The primary objective of the EU funded design study SuperEMFL is to add an entirely new dimension to the EMFL through the development of all-superconducting user magnets at unprecedented field strengths of 40 T and [...]
DELIVERY OF THE SUPERCONDUCTING COIL FOR THE 43+ T GRENOBLE HYBRID MAGNET
Pierre Pugnat, Rolf Pfister, and Luc Ronayette, LNCMI-Grenoble. The hybrid magnet in construction at LNCMI-Grenoble is based onthe combination of resistive inserts, made of Bitter and polyhelix coils, with a large-bore superconducting outsert. It will [...]
INVITATION TO “1000 T SCIENCE”
Photo © H. Matsuda Yasuhiro H. Matsuda, IMGSL-ISSP Kashiwa, University of Tokyo. 40 years ago, Prof. Chikazumi launched a project to realize extremely high magnetic fields by using electromagnetic flux compression (EMFC) at ISSP, [...]
VISCOSITY MEASUREMENTS IN PULSED MAGNETIC FIELDS
Toshihiro Nomura* and Sergei Zherlitsyn, HLD Dresden. A quartz-crystal microbalance (QCM) is an ultrasensitive device to detect changes of the mass. When an external mass is coupled to the surface of the quartz micromembrane, [...]
THE HIGH FIELD HTS INSERT NOUGAT REACHED A RECORD FIELD OF 32.5 T
Jung-bin Song, X. Chaud, F. Debray, LNCMI-Grenoble and P. Fazilleau, T. Lécrevisse, CEA Saclay. The High Temperature Superconductor (HTS) team at LNCMI has set a new world record by producing a magnetic field of [...]
7 T METAL-AS-INSULATION HIGH-Tc MOCK-UP INSERT IN 20 T
Xavier Chaud, LNCMI Grenoble. The development of high-temperature superconductor (HTS) inserts for all superconducting magnets for fields above 23 T is highly desirable. With practically zero power consumption this will make possible long-duration experiments [...]
SUPERCONDUCTING COIL FOR HFML’S 45 T HYBRID MAGNET
In the beginning of March 2018, a major milestone in the development of the 45 T hybrid magnet at HFML in Nijmegen has been achieved with the completion of the superconducting coil for the [...]
40-TESLA PULSED MAGNET FOR NEUTRON DIFFRACTION
A 40-T pulsed magnet for single crystal elastic neutron scattering, featuring an unprecedented high duty cycle, now offers new opportunities to investigate magnetic systems down to 2 K at the Institut Laue Langevin (ILL) in Grenoble (France).
FARADAY BALANCE MAGNETOMETER AT LNCMI-G
Gabriel Seyfarth, LNCMI Grenoble. A new Faraday-balance magnetometer for low temperatures and high magnetic fields has been developed at LNCMI Grenoble. It has been designed to probe the sample magnetization. The determination of absolute values is possible via separate calibration measurements.
AN ULTRA-COMPACT LOW-TEMPERATURE SCANNING PROBE MICROSCOPE FOR MAGNETIC FIELDS ABOVE 30 T
Lisa Rossi, Lijnis Nelemans, Ben Bryant, HFML Nijmegen. Together with technicians and scientists from HFML Nijmegen, PhD student Lisa Rossi designed and built a scanning probe microscope (SPM) for operation at cryogenic temperatures in extremely high magnetic fields. It is the only one in the world that can measure in fields above 30 Tesla.
NEW EUROPEAN RECORD FOR NONDESTRUCTIVE PULSED MAGNETIC FIELDS
Jérôme Béard, LNCMI-Toulouse On February 10, 2017, the LNCMI team in Toulouse has managed to generate, non-destructively, 98.8 T as shown in Figure 1. To obtain this result it was necessary to [...]
A BREAKTHROUGH FOR EXTREME CONDITIONS: COMBINED HIGH PRESSURE AND PULSED MAGNETIC FIELD
William Knafo, LNCMI-Toulouse, Daniel Braithwaite, CEA-Grenoble, Rikio Settai, University of Niigata Combined extreme conditions of high pressure and strong magnetic field are an extremely powerful tool to tune microscopic interactions in order [...]
PULSED HIGH MAGNETIC FIELD MEASUREMENT VIA A RUBIDIUM VAPOR SENSOR
Sylvie George, Nicolas Bruyant, Jérôme Béard, Stefano Scotto, Ennio Arimondo, Remy Battesti, Donatella Ciampini, Carlo Rizzo We have realized a new technique to measure pulsed magnetic fields based on the use of [...]
Wide-Band Near-Infrared Spectroscopy Above 100 Tesla
O. Drachenko, A. Miyata, O. Portugall, P. Plochocka, A. Surrente, LNCMI-Toulouse and R. J. Nicholas, University of Oxford The Toulouse MegaGauss installation routinely generates magnetic fields well above 100 tesla. The magnetic field is [...]
Broadband spectroscopy at extreme magnetic fields: First results
Alessandro Surrente, Atsuhiko Miyata, Oliver Portugall, and Paulina Plochocka, LNCMI-Toulouse Magnetic fields exceeding 100 T can be obtained only by semi-destructive methods. In one approach, the magnetic field is generated by a single-turn [...]