PETRUS PEREGRINUS DE MAHARNCURIAPETRUS PEREGRINUS DE MAHARNCURIA (Pierre Pèlerin de Maricourt)(Pierre Pèlerin de Maricourt)

Epistola Petri Peregrini de Maricourt ad Sygerum de Foucancourt, militem, de magnete

MILITARY ENGINEER…MILITARY ENGINEER…

- 1269 -

MAGNETMAGNET

PIERRE CURIEPIERRE CURIE

ASSUMEDASSUMED

THE EXISTENCE OF SINGLE MAGNETIC POLESTHE EXISTENCE OF SINGLE MAGNETIC POLES

- 1894 -

PIERRE CURIEPIERRE CURIE

ASSUMEDASSUMED

THE EXISTENCE OF SINGLE MAGNETIC POLESTHE EXISTENCE OF SINGLE MAGNETIC POLES

- 1894 -

AND THAT HE WAS NOT A HUSBAND DECEIVED…AND THAT HE WAS NOT A HUSBAND DECEIVED…

DIRACDIRAC

- 1934 -

ELECTRON CHARGE QUANTIZATIONELECTRON CHARGE QUANTIZATION

EXISTENCE OF MAGNETIC POLESEXISTENCE OF MAGNETIC POLES

DIRAC DIXIT:DIRAC DIXIT:

“…“…ONE WOULD BE SURPRISED IF ONE WOULD BE SURPRISED IF

NATURE HAD MADE NO USE OF IT…”NATURE HAD MADE NO USE OF IT…”

(MONOPOLES)

MAXWELL M. SUPERIORSYMMETRIC

DUALITY TRANSFORMATIONS

DIRAC DIXIT: DIRAC DIXIT: (1934)(1934)

“…“…THE ATTRACTIVE FORCE BETWEEN TWO THE ATTRACTIVE FORCE BETWEEN TWO

MAGNETIC POLES IS 4692 TIME THAT BETWEEN MAGNETIC POLES IS 4692 TIME THAT BETWEEN

THE ELECTRON AND THE PROTON. THIS VERY THE ELECTRON AND THE PROTON. THIS VERY

LARGE FORCE MAY PERHAPS ACCOUNT FOR LARGE FORCE MAY PERHAPS ACCOUNT FOR

WHY THE MONOPOLES HAVE NEVER BEEN WHY THE MONOPOLES HAVE NEVER BEEN

SEPARATED …”SEPARATED …”

DIRAC DIXIT: DIRAC DIXIT: (1934)(1934)

“…“…THE ATTRACTIVE FORCE BETWEEN TWO THE ATTRACTIVE FORCE BETWEEN TWO

MAGNETIC POLES IS 4692 TIME THAT BETWEEN MAGNETIC POLES IS 4692 TIME THAT BETWEEN

THE ELECTRON AND THE PROTON. THIS VERY THE ELECTRON AND THE PROTON. THIS VERY

LARGE FORCE MAY PERHAPS ACCOUNT FOR LARGE FORCE MAY PERHAPS ACCOUNT FOR

WHY THE MONOPOLES HAVE NEVER BEEN WHY THE MONOPOLES HAVE NEVER BEEN

SEPARATED …”SEPARATED …”

AT SOME EARLY STAGE IN THE EXPANSION OF THE UNIVERSE:AT SOME EARLY STAGE IN THE EXPANSION OF THE UNIVERSE:

MONOPOLES AND ANTI-MONOPOLES ARE CREATEDMONOPOLES AND ANTI-MONOPOLES ARE CREATED(MECHANISM FREE OF THE STANDARD MONOPOLE PROBLEM. ANY MASS)(MECHANISM FREE OF THE STANDARD MONOPOLE PROBLEM. ANY MASS)

DURING NUCLEOSNTHESIS THEY BIND IN PAIRSDURING NUCLEOSNTHESIS THEY BIND IN PAIRS(DUE TO STRONG MAGNETIC FORCE)(DUE TO STRONG MAGNETIC FORCE)

M/m

M/m

M/m

MONOPOLIUM

MONOPOLE-ANTIMONOPOLE

cgarciacanal@fisica.unlp.edu.ar