shortwave

A team of researchers led by Associate Professor Kenta Kimura of the Graduate School of Engineering at Osaka Metropolitan University investigated the phenomenon of nonreciprocal optical absorption in the magnetoelectric antiferromagnet LiNiPO4 at shortwave infrared wavelengths.

Ms. Castro wrote that the C.I.A., which she was instructed to call “the company” to deflect suspicions, communicated with her in Havana by shortwave radio, playing the “Fascination Waltz” each day at 7 p.m. followed by a coded message.

They communicated with her via shortwave radio, playing a waltz and a song from the opera Madame Butterfly as signals that her handlers had a message for her.

As soon as Roosevelt crossed, “The word to open the bridge to toll traffic was flashed from a special shortwave field station to police radio cars and motorcycles,” according to a front-page article in the Times the next day.

They’ll deliver higher-resolution images and include shortwave infrared scanning that will enable imaging at night and through clouds.