A quantum walk based search algorithm, and its optical realisation
A quantum walk based search algorithm, and its optical realisation
A quantum walk based search algorithm, and its optical realisation
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Quantum <strong>optical</strong> realization of SKW <strong>algorithm</strong><br />
n − n multiport<br />
0<br />
1<br />
n − 1<br />
1<br />
n 0<br />
n<br />
n − 1<br />
Single photon<br />
|d〉 ≡ one photon at port d<br />
transformation:<br />
n−1 ∑<br />
d=0<br />
a d |d〉 → n−1 ∑<br />
→ coin operator<br />
d,k=0<br />
C dk a k |d〉<br />
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