Synthetic-aperture radar (SAR) already relies on Doppler shifts: echoes from scatterers in a side-looking radar beam have slightly different frequencies as the platform flies past, and focusing those micro-shifts yields a two-dimensional image.
Category: Geophysics
Feb 03
Guide: Socratic Thought in Archaeology
Socratic thought in archaeology is a method of critical inquiry that challenges assumptions, promotes deeper exploration, and encourages rigorous reflection about the past. Based on the questioning techniques of the ancient Greek philosopher Socrates,
Feb 03
Guide: Magnetometry
Magnetometry is one of the most widely used geophysical techniques in archaeology. It involves the measurement of the Earth’s magnetic field and detecting variations in magnetic properties caused by human activity.
Sep 25
Guide – Resistivity
Celtic Heads Celtic Head from Witham, 2nd c B.C. (British Museum) “Celtic” carved heads are found throughout the Read more Timeline 60BC – 138AD This timeline is focussed on the British Celtic culture and those cultures which had influence on the British Celts. It Read more Heads at St Michael, Kirklington An analysis of head …
Sep 25
Guide – Hidden Remains
Identification of features is simplified when the full extent of remains such as earthworks, can be easily seen. However, once the roof has gone, the walls perished or robbed, the interior burnt and the wreck left to perish for hundreds of years, the remainder flattened and used as a field for crops, the job of recognition is made all the more difficult.
