©Rafaela Proell

 

 

Philip Walther

Professor

Speaker, Quantum Optics, Quantum Nanophysics, Quantum Information
Speaker, Research Platform for Testing the Gravity and Quantum Interface (TURIS)
Group Leader, Quantum Computation and Quantum Information Science

Room: 3430, Boltzmanngasse 5, 1090 Vienna
 
E: philip.walther(at)univie.ac.at
T: +43 (0) 1 4277 72560
M: +43 664 60277 72560


Teaching

CV

Publications


Showing entries 0 - 20 out of 85

Giant enhancement of third-harmonic generation in graphene-metal heterostructures. / Alonso Calafell, Irati (Corresponding author); Rozema, Lee A.; Alcaraz Iranzo, David; Trenti, Alessandro; Jenke, Philipp K.; Cox, Joel D.; Kumar, Avinash; Bieliaiev, Hlib; Nanot, Sebastien; Peng, Cheng; Efetov, Dmitri K.; Hong, Jin-Yong; Kong, Jing; Englund, Dirk R.; Garcia de Abajo, F. Javier; Koppens, Frank H. L.; Walther, Philip.

In: Nature Nanotechnology, 14.12.2020.

Publication: Contribution to journalArticlepeer-review


Scalable spin-photon entanglement by time-to-polarization conversion. / Vasconcelos, Rui; Reisenbauer, Sarah; Salter, Cameron; Wachter, Georg; Wirtitsch, Daniel; Schmiedmayer, Jörg; Walther, Philip; Trupke, Michael (Corresponding author).

In: npj Quantum Information, Vol. 6, No. 1, 9, 28.01.2020.

Publication: Contribution to journalArticlepeer-review


Experimental few-copy multipartite entanglement detection. / Saggio, Valeria (Corresponding author); Dimić, Aleksandra; Greganti, Chiara; Rozema, Lee A.; Walther, Philip; Dakić, Borivoje.

In: Nature Physics, Vol. 15, 09.2019, p. 935-940.

Publication: Contribution to journalArticlepeer-review


Novel single-mode narrow-band photon source of high brightness tuned to cesium D2 line. / Moqanaki, Amir; Massa, Francesco; Walther, Philip.

In: JPhys Photonics, Vol. 4, No. 9, 090804, 09.2019.

Publication: Contribution to journalArticlepeer-review


Trace-free counterfactual communication with a nanophotonic processor. / Calafell, I. Alonso (Corresponding author); Stroemberg, T. (Corresponding author); Arvidsson-Shukur, D. R. M.; Rozema, L. A.; Saggio, V.; Greganti, C.; Harris, N. C.; Prabhu, M.; Carolan, J.; Hochberg, M.; Baehr-Jones, T.; Englund, D.; Barnes, C. H. W.; Walther, P.

In: npj Quantum Information, Vol. 5, 61, 23.07.2019.

Publication: Contribution to journalArticlepeer-review


Quantum computing with graphene plasmons. / Calafell, I. Alonso (Corresponding author); Cox, J. D.; Radonjic, M.; Saavedra, J. R. M.; Garcia de Abajo, F. J.; Rozema, L. A.; Walther, P.

In: npj Quantum Information, Vol. 5, 37, 02.05.2019.

Publication: Contribution to journalArticlepeer-review


Genuine Counterfactual Communication with a Nanophotonic Processor. / Calafell, I. Alonso (Corresponding author); Strömberg, T.; Arvidsson-Shukur, D. R. M.; Rozema, L. A.; Saggio, V.; Graganti, C.; Harris, N. C.; Prabhu, M.; Carolan, J.; Hochberg, M.; Baehr-Jones, T.; Englund, D.; Barnes, C. H. W.; Walther, P.

2019 Conference on Lasers and Electro-Optics (CLEO). IEEE, 2019. (Conference on Lasers and Electro-Optics).

Publication: Contribution to bookContribution to proceedingspeer-review


Nonlinear Plasmonic Enhancement with Graphene Heterostructures. / Calafell, I. Alonso (Corresponding author); Rozema, L. A.; Alcaraz Iranzo, D.; Trenti, A.; Bieliaiev, H.; Koppens, F. H. L.; Walther, P.

2019 Conference on Lasers and Electro-Optics (CLEO). IEEE, 2019. (Conference on Lasers and Electro-Optics).

Publication: Contribution to bookContribution to proceedingspeer-review


Verifying Multi-Partite Entanglement with a Few Detection Events. / Rozema, Lee A. (Corresponding author); Saggio, Valeria; Dimic, Aleksandra; Greganti, Chiara; Walther, Philip; Dakic, Borivoje.

2019 Conference on Lasers and Electro-Optics (CLEO). IEEE, 2019. (Conference on Lasers and Electro-Optics).

Publication: Contribution to bookContribution to proceedingspeer-review


Quantum advantage for probabilistic one-time programs. / Roehsner, Marie-Christine (Corresponding author); Kettlewell, Joshua A.; Batalhao, Tiago B.; Fitzsimons, Joseph F. (Corresponding author); Walther, Philip (Corresponding author).

In: Nature Communications, Vol. 9, 5225, 06.12.2018.

Publication: Contribution to journalArticlepeer-review


Weakly gravitating isotropic waveguides. / Beig, Robert; Chruściel, Piotr T.; Hilweg, Christopher (Corresponding author); Kornreich, Philipp; Walther, Philip.

In: Classical and Quantum Gravity, Vol. 35, No. 24, 244001, 13.11.2018.

Publication: Contribution to journalArticlepeer-review


Integrated-optics heralded controlled-NOT gate for polarization-encoded qubits. / Zeuner, Jonas (Corresponding author); Sharma, Aditya N.; Tillmann, Max; Heilmann, Rene; Grafe, Markus; Moqanaki, Amir; Szameit, Alexander; Walther, Philip (Corresponding author).

In: npj Quantum Information, Vol. 4, 13, 15.02.2018.

Publication: Contribution to journalArticlepeer-review


Tuning single-photon sources for telecom multi-photon experiments. / Greganti, Chiara (Corresponding author); Schiansky, Peter; Calafell, Irati Alonso; Procopio, Lorenzo M.; Rozema, Lee A.; Walther, Philip.

In: Optics Express, Vol. 26, No. 3, 05.02.2018, p. 3286-3302.

Publication: Contribution to journalArticlepeer-review


Tapering of femtosecond laser-written waveguides. / Heilmann, Rene; Greganti, Chiara; Graefe, Markus; Nolte, Stefan; Walther, Philip; Szameit, Alexander (Corresponding author).

In: Applied Optics, Vol. 57, No. 3, 20.01.2018, p. 377-381.

Publication: Contribution to journalArticlepeer-review


Comment on "Peres experiment using photons: No test for hypercomplex (quaternionic) quantum theories". / Procopio, Lorenzo M. (Corresponding author); Rozema, Lee A.; Dakic, Borivoje; Walther, Philip.

In: Physical Review A, Vol. 96, No. 3, 036101, 14.09.2017.

Publication: Contribution to journalArticlepeer-review


Numerical Investigation of Photon-Pair Generation in Periodically Poled MTiOXO4 (M = K, Rb, Cs; X = P, As). / Laudenbach, Fabian (Corresponding author); Jin, Rui-Bo; Greganti, Chiara; Hentschel, Michael; Walther, Philip; Huebel, Hannes.

In: Physical Review Applied, Vol. 8, No. 2, 024035, 31.08.2017.

Publication: Contribution to journalArticlepeer-review


A novel single-crystal & single-pass source for polarisation- and colour-entangled photon pairs. / Laudenbach, Fabian (Corresponding author); Kalista, Sebastian; Hentschel, Michael; Walther, Philip; Huebel, Hannes.

In: Scientific Reports, Vol. 7, 7235, 03.08.2017.

Publication: Contribution to journalArticlepeer-review


Single-photon test of hyper-complex quantum theories using a metamaterial. / Procopio, Lorenzo M.; Rozema, Lee A.; Wong, Zi Jing; Hamel, Deny R.; O'Brien, Kevin; Zhang, Xiang (Corresponding author); Dakic, Borivoje; Walther, Philip (Corresponding author).

In: Nature Communications, Vol. 8, 15044, 21.04.2017.

Publication: Contribution to journalArticlepeer-review


Experimental Verification of an Indefinite Causal Order. / Rubino, Giulia (Corresponding author); Rozema, Lee A.; Feix, Adrien; Araújo, Mateus; Zeuner, Jonas M.; Procopio, Lorenzo M.; Brukner, Caslav; Walther, Philip (Corresponding author).

In: Science Advances, Vol. 3, No. 3, 160258, 24.03.2017.

Publication: Contribution to journalArticlepeer-review


Gravitationally induced phase shift on a single photon. / Hilweg, Christopher (Corresponding author); Massa, Francesco; Martynov, Denis; Mavalvala, Nergis; Chrusciel, Piotr T.; Walther, Philip.

In: New Journal of Physics, Vol. 19, 033028, 16.03.2017.

Publication: Contribution to journalArticlepeer-review


Showing entries 0 - 20 out of 85