Pulsed Field Science Highlights

Performance and Lifetime Improvements of Pulsed Magnets

The National MagLab at Los Alamos has expanded experimental capacity with the new 75-T duplex and 60-T mid-pulse magnets, providing users access to hi…

Competing electronic ground states in CeRh2As2

Magnetic fields of up to 73 T were used to provoke electrons in the compound CeRh₂As₂ into a frenzy of very varied and unexpected behavior. These expe…

Unconventional Quantum Oscillations in Complex Oxide Interfaces

When two insulating oxides (e.g., SrTiO₃ and LaAlO₃) are brought together, their interface surprisingly becomes conductive. By studying these oxide in…

Magnetic Signals Reveal Exotic 'Spin Liquid' State in Unusual Crystal Pattern

Tiny crystals of a copper-based compound, attached to a microscopic trampoline-like sensor (0.1 mm × 0.1 mm), exhibit subtle mechanical vibrations whe…

Pulsed Fields Unlock Hidden Electron Behavior in the Magnetic Material Fe₃₋ₓGeTe₂

The layered material Fe_3-xGeTe₂ (FGT) shows new and unusual magnetic and electrical behavior when it is subjected to 60 T magnetic fields. This behavi…

Taking Tunneling Spectroscopy to new Extremes: Revealing Superconducting Symmetries in Sulfur at Ultra High Pressures

Researchers from the Max-Planck Institute for Chemistry and the National High Magnetic Field Laboratory at Los Alamos developed a groundbreaking metho…

Discovery of the Reverse Quantum Limit

An analogue of the quantum limit in metals, where very strong magnetic fields confine electrons to the lowest Landau level, has been discovered in the…

Using 75T Pulsed Magnetic Fields to Detect Chern Pockets With Large Orbital Moments in CsV3Sb5

Pulsed magnetic fields of up to 75 T were applied at many different angles to a newly discovered metal, CsV₃Sb₅, in temperatures down to 0.5 K. Unusua…

Potential Spin Liquid System Explored with Pulsed Magnetic Fields

Scientists investigated a magnetic compound, identifying a possible spin liquid phase in a quantum material that may be a candidate for robust quantum…

Tuning Topological Properties of TaSe3 Using Strain

The electrical resistance of ring-shaped TaSe₃ devices was measured in magnetic fields of up to 60 T and at temperatures down to 0.6 K. High-field exp…

Ultrafast THz Spectroscopy in Pulsed Magnetic Fields

Using pulses of far-infrared light and large magnetic fields, we directly measured the cyclotron resonance of charge carriers in a high-temperature su…

Magic Gap Ratio at the "BCS Superconducting to Bose-Einstein Condensate" Crossover in the High-Tc Cuprates

A defining experimental signature of a crossover in the strength of the pairing interactions from the weak coupling BCS to the strong coupling Bose-Ei…

Unconventional Charge Transport in Kondo insulator YbB12

Three complementary measurements in intense magnetic fields shed light on a very unusual material that behaves like a metal, but does not conduct elec…

One-way Optical Transparency at Telecommunications Wavelengths

Generally, light transmission is symmetrical - it's the same if you shine a light through a material forward or backwards. Using powerful pulsed field…

New Correlated Quasiparticles in an Atomically-Thin Semiconductor

A new class of correlated quasiparticle states discovered in a multi-valley semiconductor using optical absorption measurements in pulsed magnetic fie…

Clues About Unconventional Superconductivity From High-Field Hall Data

In everyday life, phase transitions - like when water boils and turns into steam or freezes and becomes ice -  are caused by changes in temperature. H…

Unusual High-Field State Discovered in Mineral Atacamite

Scientists at the Pulsed Field Facility recently found that applying an intense magnetic field to the mineral atacamite (a "frustrated" quantum magnet…

First Science from the 75T Duplex Magnet

Duplex magnets use two independent coils powered by capacitor banks to reduce the driven voltages and provide more design flexibility to maximize the …

Ninety Teslas Peek Under the Superconducting Dome of a High-Temperature Superconductor

Physics does not yet know why copper-based superconductors (cuprates) conduct electrical current without dissipation at unprecedentedly high temperatu…