Forest school: a fine place for my kids CThere is nothing quite like enjoying the sights sounds and culture of a city while tasting a cup of coffee outdoors. But it is not that enjoyable when heat waves sweep the city. An outdoor cooling systerm produced by Kinonko, an Isracli (以色列...
Measurements were carried out at room temperature with the following settings: sweep width, 100 G; resolution, 1024 points; modulation frequency, 100 kHz; modulation amplitude, 2.0 G. Preventively, it was verified that the amplitude of field modulation was low enough to avoid detectable signal ...