249 citations
- Waseda UniversityJP11 papers
- Kyoto UniversityJP8 papers
- Chinese Academy of SciencesCN7 papers
- Hirosaki UniversityJP6 papers
- University of TsukubaJP6 papers
- Institute of Theoretical PhysicsCN5 papers
- Lomonosov Moscow State UniversityRU5 papers
- Osaka City UniversityJP5 papers
- Saitama UniversityJP5 papers
- The University of OsakaJP5 papers
- Nagoya Institute of TechnologyJP4 papers
- University of OxfordGB4 papers
4 papers · 2 filters
On zeros of exponential polynomials and quantum algorithms
Yoshitaka Sasaki
We calculate the zeros of an exponential polynomial of some variables by a classical algorithm and quantum algorithms which are based on the method of van Dam and Shparlinski, they…
Geometric quantum gates in liquid-state NMR based on a cancellation of dynamical phases
Yukihiro Ota, Yoshito Goto, Yasusi Kondo +1
A proposal for applying non-adiabatic geometric phases to quantum computing, called the double-loop method [S.-L. Zhu and Z. D. Wang, Phys. Rev. A {\bf 67}, 022319 (2003)], is demo…
Composite pulses in NMR as non-adiabatic geometric quantum gates
Yukihiro Ota, Yasusi Kondo
We show that some composite pulses widely employed in NMR experiments are regarded as non-adiabatic geometric quantum gates with Aharanov-Anandan phases. Thus, we reveal the presen…
Economical (k,m)-threshold controlled quantum teleportation
Akira SaiToh, Robabeh Rahimi, Mikio Nakahara
We study a (k,m)-threshold controlling scheme for controlled quantum teleportation. A standard polynomial coding over GF(p) with prime p > m-1 needs to distribute a d-dimensional q…