ClassicalEntanglementAmirahTownsend

WhatisQuantumentanglement?

• Taketwoseparateatoms

• Theycanbeeitherspinuporspindown

• Toentanglethem,orcombinethemeachbecomesasuperpositionofupanddown

• Forthetwoatoms:oneMUSTbespinupandtheotherMUSTbespindown

QuantumEntanglementImportant

• Quantumentanglementisusedtodeveloptoolsthatmakerealworldproblemseasiertosolve

• Ex:StrontiumClock,QuantumComputer

• Butthiscanbeveryexpensive!!!!!Companiesspendingbillionsjustonquantumcomputer.

• However,itispossibletocreateentanglementinaclassicalsystem.

Howdoesthisclassicalexperimentplayarole?

• Youhavetwodifferentlightmodes

• Witheitheraverticalpolarizationorahorizontalpolarization

• Aftermeasuringonetheybecomeentangledandeachisasuperpositionofhorizontalorvertical

• Forthetwolightmodes:oneMUSTbeverticallypolarizedandtheotherMUSTbehorizontallypolarized

What’sNext?

• WearetryingtorecreateClassicalentanglementwithregularLightbeamsandthenLGbeams

• Wewanttoevaluatethequality,howtheypropagate,andseetheeffectsthebeamscancreate

• Makeobservations

Questions?