ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] RECORDS of wireless echoes by the group-retardation method of Breit and Tuve1 show that the intensities and number of echoes diminish as the receiver is brought near the transmitter. The minimum distance from the transmitter at which we could detect echoes was 400 ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/131657a0