They might be very specific, such as ProShares UltraShort Euro ETF (EUO), which takes short positions on the Euro. (mutualfunds.com)
Physicists at the Laboratory for Attosecond Physics, which is jointly run by Ludwig - Maximilians - Universität and the Max Planck Institute of Quantum Optics, have developed a high - power laser system that generates ultrashort pulses of light covering a large share of the mid-infrared spectrum. (innovations-report.com)
To speed up these processes, researchers have recently started to explore the use of ultrashort laser pulses that can switch magnetic domains in solid - state materials. (sciencedaily.com)