Magnetic field detectors from the first commercial magnetocephalography scanner (MEG).
1990s
1990s
1989
1993
1984
1985
1984
1987
1986
1984; 1983
1985
1993
1985
1985
1990-1991
1986
1989
1985
1992
1987
1986
2000-100 BCE
1990
1988
1990-1991
1989
1986
2000-100
1988-1993
1984
1990s
1985-1988
1985
1990-96
1988
1989
1988
1988
1990
1986
1984-1986
1985
1984-1992
1987
1992
1988
1992
1985
1984
1989
4000-2001 BCE