Control and detection of spin order in ferromagnetic materials is the main principle enabling
magnetic information to be stored and read in current technologies. Antiferromagnetic …

Future information technologies, such as ultrafast data recording, quantum computation or
spintronics, call for ever faster spin control by light,,,,,,,,,,,,,,,. Intense terahertz pulses can …

The quest for ultrafast magnetic processes has triggered a new field of research—
femtomagnetism: using femtosecond laser pulses to demagnetize ferromagnetic metallic …

The development, characterization, and technological exploitation of new materials,
particularly as components in 'smart'systems, are key challenges for chemistry and physics …

The conventional demagnetization process (spin precession, magnetic domain motion and
rotation) is governed mainly by spin—lattice, magnetic dipole and Zeeman, and spin-spin …

Solids consist of 1022–1023 particles per cubic centimetre, interacting through infinite-range
Coulomb interactions. The linear response of a solid to a weak external perturbation is well …

A phenomenological theory of magnetic states in noncentrosymmetric tetragonal
antiferromagnets is developed, which has to include homogeneous and inhomogeneous …

Ultrafast picosecond measurements of optically induced changes in the absolute
conductivity (0.4–1.0 THz) of La 0.7 M 0.3 MnO 3 thin films (M= Ca, Sr) from 10 K to∼ 0. 9 T …

Spin precession was nonthermally induced by an ultrashort laser pulse in orthoferrite DyFeO
3 with a pump-probe technique. Both circularly and linearly polarized pulses led to spin …

The dynamics of the optically induced phase transition from the antiferromagnetic to the
paramagnetic state in F e BO 3 is observed using a pump-probe magneto-optical Faraday …