2887:
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184:
131:
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731:
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974:
1429:
1929:
D. P. DiVincenzo, in
Mesoscopic Electron Transport, Vol. 345 of NATO Advanced Study Institute, Series E: Applied Sciences, edited by L. Sohn, L. Kouwenhoven, and G. Schoen (Kluwer, Dordrecht, 1997);
861:
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1334:{\displaystyle U_{\rm {XOR}}=e^{i{\frac {\pi }{2}}S_{\rm {L}}^{z}}e^{-i{\frac {\pi }{2}}S_{\rm {R}}^{z}}U_{\rm {sw}}^{1/2}e^{i\pi S_{\rm {L}}^{z}}U_{\rm {sw}}^{1/2}.}
2076:
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2038:
593:
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276:
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91:
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1792:
Watzinger, Hannes; Kukučka, Josip; Vukušić, Lada; Gao, Fei; Wang, Ting; Schäffler, Friedrich; Zhang, Jian-Jun; Katsaros, Georgios (2018-09-25).
895:
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1593:
170:
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1386:
152:
145:
2706:
2701:
2429:
2409:
1622:"What Intel is Planning for the Future of Quantum Computing: Hot Qubits, Cold Control Chips, and Rapid Testing - IEEE Spectrum"
799:
2208:
2696:
2010:
1453:
2729:
2551:
2454:
2115:
2734:
2602:
2193:
2024:
98:
2514:
2374:
2148:
1942:
Barenco, Adriano; Deutsch, David; Ekert, Artur; Josza, Richard (1995). "Conditional
Quantum Dynamics and Logic Gates".
2103:
2047:
1131:
1032:
2203:
1694:
Bluhm, Hendrik; Foletti, Sandra; Neder, Izhar; Rudner, Mark; Mahalu, Diana; Umansky, Vladimir; Yacoby, Amir (2010).
2630:
2502:
2399:
2275:
2110:
267:
1869:
Trauzettel, Björn; Bulaev, Denis V.; Loss, Daniel; Burkard, Guido (2007). "Spin qubits in graphene quantum dots".
141:
2439:
2404:
2300:
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981:
2524:
2138:
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2585:
2561:
2315:
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2183:
2168:
1735:
Wang, Siying; Querner, Claudia; Dadosh, Tali; Crouch, Catherine H.; Novikov, Dmitry S.; Drndic, Marija (2011).
2061:
220:
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2158:
603:
266:
The swap operation is achieved by applying a pulsed inter-dot gate voltage, so the exchange constant in the
256:
212:
2833:
2597:
2590:
2337:
1038:
2916:
2753:
2305:
2270:
1448:
1088:
255:
The Loss–DiVincenzo quantum computer operates, basically, using inter-dot gate voltage for implementing
211:
in the Loss-DiVincenzo proposal. A narrow gate between the two dots can modulate the coupling, allowing
87:
2379:
1635:
Petta, J. R. (2005). "Coherent
Manipulation of Coupled Electron Spins in Semiconductor Quantum Dots".
520:
247:
system. Earlier work on applications of quantum dots for quantum computing was done by
Barenco et al.
2543:
2292:
2143:
1961:
1888:
1815:
1748:
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1557:
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452:
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2419:
2173:
2153:
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1347:
726:{\displaystyle U_{\rm {s}}(t)={\mathcal {T}}\exp \left\{-i\int _{0}^{t}dt'H_{\rm {s}}(t')\right\},}
484:
260:
244:
63:
490:
2578:
2226:
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1985:
1951:
1912:
1878:
1805:
1676:
1547:
1513:
1436:
1380:
866:
572:
259:
operations and local magnetic fields (or any other local spin manipulation) for implementing the
2424:
17:
2013:, allows building and running quantum algorithms on "Spin-2" a 2 silicon spin qubits processor.
1477:
2842:
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2198:
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1977:
1904:
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1833:
1774:
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1668:
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1505:
374:
94:. Intel has developed quantum computers based on silicon spin qubits, also called hot qubits.
2509:
2459:
2236:
1969:
1896:
1841:
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1756:
1707:
1652:
1565:
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102:
35:
2635:
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2263:
2258:
770:
397:
1965:
1892:
1819:
1752:
1696:"Dephasing time of GaAs electron-spin qubits coupled to a nuclear bath exceeding 200 ÎĽs"
1648:
1561:
1493:
2744:
2721:
2688:
2492:
2369:
1846:
1793:
578:
554:
43:
39:
353:{\displaystyle H_{\rm {s}}(t)=J(t)\mathbf {S} _{\rm {L}}\cdot \mathbf {S} _{\rm {R}}.}
2905:
2566:
2384:
2310:
1916:
1517:
761:
55:
51:
1989:
2786:
2711:
1680:
767:
We can choose a specific duration of the pulse such that the integral in time over
368:
83:
75:
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2188:
1973:
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130:
59:
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2016:
1908:
1837:
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1721:
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1579:
1509:
2640:
1656:
1570:
1535:
480:, so there is no time for transitions to higher orbital levels to happen and
110:
1981:
1855:
1778:
1672:
2006:
969:{\displaystyle U_{\rm {s}}(J_{0}\tau _{\rm {s}}=\pi )\equiv U_{\rm {sw}}.}
2825:
2801:
2660:
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1956:
1930:
1883:
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114:
71:
47:
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2469:
1761:
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1594:"Intel releases 12-qubit silicon quantum chip to the quantum community"
106:
1712:
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1501:
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2325:
1900:
596:
79:
58:
devices. The first spin qubit quantum computer was first proposed by
1810:
2098:
1608:"Intel Enters the Quantum Computing Horse Race with 12-Qubit Chip"
207:
182:
2847:
2320:
2253:
1432:
82:. This should not be confused with other proposals that use the
2020:
2464:
2449:
1737:"Collective fluorescence enhancement in nanoparticle clusters"
219:
The Loss–DiVicenzo quantum computer proposal tried to fulfill
124:
97:
Spin qubits so far have been implemented by locally depleting
1424:{\displaystyle \mathbf {S} _{\rm {L}}+\mathbf {S} _{\rm {R}}}
745:
641:
1476:
Vandersypen, Lieven M. K.; Eriksson, Mark A. (2019-08-01).
27:
Proposed semiconductor implementation of quantum computers
856:{\displaystyle J_{0}\tau _{\rm {s}}=\pi {\pmod {2\pi }},}
74:
degree of freedom of individual electrons confined in
1389:
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1143:
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898:
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773:
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614:
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523:
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455:
426:
400:
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279:
2814:
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2743:
2720:
2687:
2678:
2611:
2540:
2478:
2438:
2350:
2291:
2217:
2126:
2054:
1435:gate by surrounding the desired target qubit with
1423:
1371:
1333:
1122:
1075:
1023:
968:
884:
855:
788:
752:
725:
587:
563:
541:
509:
472:
441:
410:
386:
352:
1534:Loss, Daniel; DiVincenzo, David P. (1998-01-01).
1529:
1527:
205:define one quantum two-level system, or a spin
2032:
1383:(controlled-Z) for the state in the basis of
243:A candidate for such a quantum computer is a
8:
1478:"Quantum computing with semiconductor spins"
1085:The "XOR" gate may be achieved by combining
113:. Spin qubits have also been implemented in
1024:{\displaystyle J_{0}\tau _{\rm {s}}=\pi /2}
92:nuclear magnetic resonance quantum computer
2684:
2288:
2039:
2025:
2017:
401:
1955:
1882:
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1711:
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323:
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285:
284:
278:
223:for a scalable quantum computer, namely:
171:Learn how and when to remove this message
602:From the pulsed Hamiltonian follows the
70:. The proposal was to use the intrinsic
2557:Continuous-variable quantum information
1536:"Quantum computation with quantum dots"
1465:
978:This pulse run for half the time (with
456:
227:identification of well-defined qubits;
151:Please improve this section by adding
7:
1471:
1469:
251:Implementation of the two-qubit gate
236:accurate quantum gate operations and
1076:{\displaystyle U_{\rm {sw}}^{1/2}.}
839:
363:This description is only valid if:
1415:
1398:
1363:
1360:
1357:
1309:
1306:
1287:
1251:
1248:
1229:
1189:
1156:
1153:
1150:
1123:{\displaystyle U_{\rm {sw}}^{1/2}}
1101:
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1051:
1048:
1001:
957:
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905:
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695:
621:
530:
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378:
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286:
25:
2886:
2885:
2876:
2875:
1409:
1392:
542:{\displaystyle \tau _{\rm {s}}.}
335:
318:
129:
68:Loss–DiVincenzo quantum computer
18:Loss-DiVincenzo quantum computer
832:
473:{\displaystyle \hbar /\Delta E}
442:{\displaystyle \tau _{\rm {s}}}
2011:Delft University of Technology
1454:Quantum dot cellular automaton
942:
911:
846:
833:
783:
777:
753:{\displaystyle {\mathcal {T}}}
712:
701:
633:
627:
313:
307:
298:
292:
99:two-dimensional electron gases
1:
2552:Adiabatic quantum computation
1794:"A germanium hole spin qubit"
1372:{\displaystyle U_{\rm {XOR}}}
153:secondary or tertiary sources
2603:Topological quantum computer
510:{\displaystyle \Gamma ^{-1}}
239:strong quantum measurements.
2912:Quantum information science
2881:Quantum information science
2048:Quantum information science
1974:10.1103/PhysRevLett.74.4083
1130:operations with individual
885:{\displaystyle U_{\rm {s}}}
230:reliable state preparation;
66:in 1997, also known as the
32:spin qubit quantum computer
2933:
2276:quantum gate teleportation
1829:10.1038/s41467-018-06418-4
892:becomes the swap operator
2871:
2405:Quantum Fourier transform
2301:Post-quantum cryptography
2244:Entanglement distillation
1931:on arXiv.org in Dec. 1996
101:in semiconductors such a
38:based on controlling the
2891:Quantum mechanics topics
2586:Quantum machine learning
2562:One-way quantum computer
2415:Quantum phase estimation
2316:Quantum key distribution
2249:Monogamy of entanglement
1431:. It can be made into a
387:{\displaystyle \Delta E}
270:becomes time-dependent:
2498:Randomized benchmarking
2360:Amplitude amplification
1657:10.1126/science.1116955
1571:10.1103/physreva.57.120
1381:conditional phase shift
604:time evolution operator
121:Loss–DiVicenzo proposal
2598:Quantum Turing machine
2591:quantum neural network
2338:Quantum secret sharing
1425:
1373:
1335:
1124:
1077:
1025:
970:
886:
857:
790:
754:
727:
595:is the temperature in
589:
565:
543:
511:
474:
443:
412:
388:
354:
268:Heisenberg Hamiltonian
216:
191:. Each electron spin
140:relies excessively on
2670:Entanglement-assisted
2631:quantum convolutional
2306:Quantum coin flipping
2271:Quantum teleportation
2232:entanglement-assisted
2062:DiVincenzo's criteria
2009:online platform from
1798:Nature Communications
1741:Nature Communications
1449:Kane quantum computer
1426:
1374:
1336:
1125:
1078:
1026:
971:
887:
858:
791:
755:
728:
590:
566:
544:
512:
475:
444:
420:the pulse time scale
413:
394:is much greater than
389:
355:
221:DiVincenzo's criteria
186:
88:Kane quantum computer
2481:processor benchmarks
2410:Quantum optimization
2293:Quantum cryptography
2104:physical vs. logical
1387:
1348:
1141:
1089:
1039:
982:
896:
867:
800:
789:{\displaystyle J(t)}
771:
740:
612:
579:
555:
521:
491:
453:
424:
411:{\displaystyle \;kT}
398:
375:
277:
2194:Quantum speed limit
2089:Quantum programming
2084:Quantum information
1966:1995PhRvL..74.4083B
1893:2007NatPh...3..192T
1820:2018NatCo...9.3902W
1753:2011NatCo...2..364W
1649:2005Sci...309.2180P
1643:(5744): 2180–2184.
1562:1998PhRvA..57..120L
1494:2019PhT....72h..38V
1327:
1297:
1269:
1239:
1199:
1119:
1069:
1033:square root of swap
677:
371:in the quantum-dot
261:controlled NOT gate
245:lateral quantum dot
86:as qubit, like the
64:David P. DiVincenzo
2843:Forest/Rigetti QCS
2579:quantum logic gate
2365:Bernstein–Vazirani
2352:Quantum algorithms
2227:Classical capacity
2111:Quantum processors
2094:Quantum simulation
1762:10.1038/ncomms1357
1421:
1369:
1331:
1300:
1281:
1242:
1223:
1183:
1120:
1092:
1073:
1042:
1021:
966:
882:
853:
786:
750:
723:
663:
585:
573:Boltzmann constant
561:
539:
507:
470:
439:
408:
384:
350:
217:
2899:
2898:
2810:
2809:
2707:Linear optical QC
2488:Quantum supremacy
2442:complexity theory
2395:Quantum annealing
2346:
2345:
2283:Superdense coding
2072:Quantum computing
1950:(20): 4083–4086.
1713:10.1038/nphys1856
1540:Physical Review A
1502:10.1063/PT.3.4270
1221:
1181:
588:{\displaystyle T}
564:{\displaystyle k}
181:
180:
173:
16:(Redirected from
2924:
2889:
2888:
2879:
2878:
2685:
2615:error correction
2544:computing models
2510:Relaxation times
2400:Quantum counting
2289:
2237:quantum capacity
2184:No-teleportation
2169:No-communication
2041:
2034:
2027:
2018:
1994:
1993:
1959:
1957:quant-ph/9503017
1939:
1933:
1927:
1921:
1920:
1901:10.1038/nphys544
1886:
1884:cond-mat/0611252
1866:
1860:
1859:
1849:
1831:
1813:
1789:
1783:
1782:
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1715:
1691:
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1612:
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1604:
1598:
1597:
1590:
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1573:
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1553:cond-mat/9701055
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1340:
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1322:
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1312:
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1214:
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1198:
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1121:
1118:
1114:
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1104:
1082:
1080:
1079:
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1055:
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1022:
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1006:
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1004:
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993:
975:
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962:
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935:
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922:
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909:
908:
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881:
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862:
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859:
854:
849:
824:
823:
822:
812:
811:
795:
793:
792:
787:
759:
757:
756:
751:
749:
748:
732:
730:
729:
724:
719:
715:
711:
700:
699:
698:
688:
676:
671:
645:
644:
626:
625:
624:
594:
592:
591:
586:
570:
568:
567:
562:
548:
546:
545:
540:
535:
534:
533:
516:
514:
513:
508:
506:
505:
479:
477:
476:
471:
463:
449:is greater than
448:
446:
445:
440:
438:
437:
436:
417:
415:
414:
409:
393:
391:
390:
385:
359:
357:
356:
351:
346:
345:
344:
338:
329:
328:
327:
321:
291:
290:
289:
233:low decoherence;
176:
169:
165:
162:
156:
133:
125:
103:gallium arsenide
36:quantum computer
21:
2932:
2931:
2927:
2926:
2925:
2923:
2922:
2921:
2902:
2901:
2900:
2895:
2867:
2817:
2806:
2779:Superconducting
2773:
2739:
2730:Neutral atom QC
2722:Ultracold atoms
2716:
2681:implementations
2680:
2674:
2614:
2607:
2574:Quantum circuit
2542:
2536:
2530:
2520:
2480:
2474:
2441:
2434:
2390:Hidden subgroup
2342:
2331:other protocols
2287:
2264:quantum network
2259:Quantum channel
2219:
2213:
2159:No-broadcasting
2149:Gottesman–Knill
2122:
2050:
2045:
2003:
1998:
1997:
1944:Phys. Rev. Lett
1941:
1940:
1936:
1928:
1924:
1868:
1867:
1863:
1791:
1790:
1786:
1734:
1733:
1729:
1693:
1692:
1688:
1634:
1633:
1629:
1620:
1619:
1615:
1606:
1605:
1601:
1596:. 22 June 2023.
1592:
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1525:
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1467:
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1445:
1407:
1390:
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1345:
1270:
1202:
1165:
1144:
1139:
1138:
1087:
1086:
1037:
1036:
1031:) results in a
995:
985:
980:
979:
948:
924:
914:
899:
894:
893:
870:
865:
864:
813:
803:
798:
797:
769:
768:
738:
737:
704:
689:
681:
656:
652:
615:
610:
609:
577:
576:
553:
552:
524:
519:
518:
517:is longer than
494:
489:
488:
451:
450:
427:
422:
421:
396:
395:
373:
372:
333:
316:
280:
275:
274:
253:
204:
197:
177:
166:
160:
157:
150:
146:primary sources
134:
123:
44:charge carriers
28:
23:
22:
15:
12:
11:
5:
2930:
2928:
2920:
2919:
2914:
2904:
2903:
2897:
2896:
2894:
2893:
2883:
2872:
2869:
2868:
2866:
2865:
2863:many others...
2860:
2855:
2850:
2845:
2836:
2822:
2820:
2812:
2811:
2808:
2807:
2805:
2804:
2799:
2794:
2789:
2783:
2781:
2775:
2774:
2772:
2771:
2766:
2761:
2756:
2750:
2748:
2741:
2740:
2738:
2737:
2735:Trapped-ion QC
2732:
2726:
2724:
2718:
2717:
2715:
2714:
2709:
2704:
2699:
2693:
2691:
2689:Quantum optics
2682:
2676:
2675:
2673:
2672:
2667:
2666:
2665:
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2507:
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2493:Quantum volume
2490:
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2370:Boson sampling
2367:
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2256:
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2240:
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2215:
2214:
2212:
2211:
2206:
2204:Solovay–Kitaev
2201:
2196:
2191:
2186:
2181:
2176:
2171:
2166:
2161:
2156:
2151:
2146:
2141:
2136:
2130:
2128:
2124:
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2119:
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2108:
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2096:
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2069:
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2058:
2056:
2052:
2051:
2046:
2044:
2043:
2036:
2029:
2021:
2015:
2014:
2007:QuantumInspire
2002:
2001:External links
1999:
1996:
1995:
1934:
1922:
1877:(3): 192–196.
1871:Nature Physics
1861:
1784:
1727:
1706:(2): 109–113.
1700:Nature Physics
1686:
1627:
1613:
1599:
1585:
1546:(1): 120–126.
1523:
1464:
1463:
1461:
1458:
1457:
1456:
1451:
1444:
1441:
1437:Hadamard gates
1417:
1411:
1406:
1400:
1394:
1379:operator is a
1365:
1362:
1359:
1354:
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1103:
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718:
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707:
703:
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195:
179:
178:
137:
135:
128:
122:
119:
52:electron holes
26:
24:
14:
13:
10:
9:
6:
4:
3:
2:
2929:
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2759:Spin qubit QC
2757:
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2733:
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2567:cluster state
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2375:Deutsch–Jozsa
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2361:
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2339:
2336:
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2329:
2327:
2324:
2322:
2319:
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2317:
2314:
2312:
2311:Quantum money
2309:
2307:
2304:
2302:
2299:
2298:
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2290:
2284:
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2222:
2220:communication
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2207:
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2200:
2197:
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2100:
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2023:
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2019:
2012:
2008:
2005:
2004:
2000:
1991:
1987:
1983:
1979:
1975:
1971:
1967:
1963:
1958:
1953:
1949:
1945:
1938:
1935:
1932:
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1524:
1519:
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1487:
1483:
1482:Physics Today
1479:
1472:
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1440:
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1224:
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1215:
1210:
1207:
1203:
1195:
1184:
1178:
1175:
1170:
1166:
1162:
1145:
1137:
1136:
1135:
1133:
1132:spin rotation
1115:
1111:
1107:
1093:
1083:
1070:
1065:
1061:
1057:
1043:
1034:
1018:
1014:
1010:
1007:
996:
990:
986:
976:
963:
949:
945:
939:
936:
925:
919:
915:
900:
871:
850:
843:
840:
836:
828:
825:
814:
808:
804:
780:
774:
765:
763:
762:time-ordering
720:
716:
708:
705:
690:
685:
682:
678:
673:
668:
664:
660:
657:
653:
649:
646:
636:
630:
616:
608:
607:
606:
605:
600:
598:
582:
574:
558:
536:
525:
502:
499:
486:
482:
467:
460:
428:
419:
405:
402:
381:
370:
369:level spacing
366:
365:
364:
347:
330:
310:
304:
301:
295:
281:
273:
272:
271:
269:
264:
263:(CNOT gate).
262:
258:
250:
248:
246:
238:
235:
232:
229:
226:
225:
224:
222:
214:
210:
209:
201:
194:
190:
185:
175:
172:
164:
154:
148:
147:
143:
138:This section
136:
132:
127:
126:
120:
118:
116:
112:
108:
104:
100:
95:
93:
89:
85:
81:
77:
73:
69:
65:
61:
57:
56:semiconductor
53:
49:
45:
41:
37:
33:
19:
2917:Quantum dots
2787:Charge qubit
2758:
2712:KLM protocol
2661:
2525:
2515:
2209:Purification
2139:Eastin–Knill
1947:
1943:
1937:
1925:
1874:
1870:
1864:
1801:
1797:
1787:
1744:
1740:
1730:
1703:
1699:
1689:
1640:
1636:
1630:
1616:
1602:
1588:
1543:
1539:
1485:
1481:
1343:
1134:operations:
1084:
977:
766:
735:
601:
551:
362:
265:
254:
242:
218:
206:
199:
192:
167:
161:January 2021
158:
139:
96:
84:nuclear spin
76:quantum dots
67:
31:
29:
2818:programming
2797:Phase qubit
2702:Circuit QED
2174:No-deleting
2116:cloud-based
1804:(1): 3902.
485:decoherence
215:operations.
189:quantum dot
60:Daniel Loss
2906:Categories
2858:libquantum
2792:Flux qubit
2697:Cavity QED
2646:Bacon–Shor
2636:stabilizer
2164:No-cloning
1811:1802.00395
1747:(1): 364.
1460:References
142:references
2764:NV center
2199:Threshold
2179:No-hiding
2144:Gleason's
1917:119431314
1909:1745-2473
1838:2041-1723
1771:2041-1723
1722:1745-2473
1665:0036-8075
1580:1050-2947
1518:201305644
1510:0031-9228
1488:(8): 38.
1279:π
1216:π
1208:−
1176:π
1011:π
997:τ
946:≡
940:π
926:τ
844:π
829:π
815:τ
665:∫
658:−
650:
526:τ
500:−
496:Γ
465:Δ
457:ℏ
429:τ
379:Δ
331:⋅
187:A double
111:germanium
48:electrons
2826:OpenQASM
2802:Transmon
2679:Physical
2479:Quantum
2380:Grover's
2154:Holevo's
2127:Theorems
2077:timeline
2067:NISQ era
1990:26611140
1982:10058408
1856:30254225
1779:21694712
1673:16141370
1443:See also
764:symbol.
709:′
686:′
115:graphene
72:spin-1/2
2816:Quantum
2754:Kane QC
2613:Quantum
2541:Quantum
2470:PostBQP
2440:Quantum
2425:Simon's
2218:Quantum
2055:General
1962:Bibcode
1889:Bibcode
1847:6156604
1816:Bibcode
1749:Bibcode
1681:9107033
1645:Bibcode
1637:Science
1558:Bibcode
1490:Bibcode
760:is the
571:is the
107:silicon
90:or the
2834:IBM QX
2830:Qiskit
2769:NMR QC
2747:-based
2651:Steane
2622:Codes
2420:Shor's
2326:SARG04
2134:Bell's
1988:
1980:
1915:
1907:
1854:
1844:
1836:
1777:
1769:
1720:
1679:
1671:
1663:
1578:
1516:
1508:
1035:gate,
796:gives
736:where
597:Kelvin
80:qubits
2656:Toric
2099:Qubit
1986:S2CID
1952:arXiv
1913:S2CID
1879:arXiv
1806:arXiv
1677:S2CID
1548:arXiv
1514:S2CID
487:time
208:qubit
54:) in
34:is a
2848:Cirq
2839:Quil
2745:Spin
2641:Shor
2321:BB84
2254:LOCC
1978:PMID
1905:ISSN
1852:PMID
1834:ISSN
1775:PMID
1767:ISSN
1718:ISSN
1669:PMID
1661:ISSN
1576:ISSN
1506:ISSN
1433:CNOT
1344:The
863:and
575:and
483:the
367:the
257:swap
213:swap
109:and
62:and
50:and
40:spin
30:The
2662:gnu
2626:CSS
2503:XEB
2465:QMA
2460:QIP
2455:EQP
2450:BQP
2430:VQE
2385:HHL
2189:PBR
1970:doi
1897:doi
1842:PMC
1824:doi
1757:doi
1708:doi
1653:doi
1641:309
1566:doi
1498:doi
837:mod
647:exp
198:or
144:to
78:as
42:of
2908::
2853:Q#
1984:.
1976:.
1968:.
1960:.
1948:74
1946:.
1911:.
1903:.
1895:.
1887:.
1873:.
1850:.
1840:.
1832:.
1822:.
1814:.
1800:.
1796:.
1773:.
1765:.
1755:.
1743:.
1739:.
1716:.
1702:.
1698:.
1675:.
1667:.
1659:.
1651:.
1639:.
1574:.
1564:.
1556:.
1544:57
1542:.
1538:.
1526:^
1512:.
1504:.
1496:.
1486:72
1484:.
1480:.
1468:^
1439:.
599:.
117:.
105:,
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2832:–
2828:–
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1972::
1964::
1954::
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1891::
1881::
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1818::
1808::
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