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Statements

Subject Item
n2:RIV%2F61989592%3A15310%2F10%3A10212643%21RIV11-GA0-15310___
rdf:type
skos:Concept n18:Vysledek
dcterms:description
We propose a probabilistic measurement-induced amplification for coherent states. The amplification scheme uses a counterintuitive architecture: a thermal noise addition (instead of a single-photon addition) followed by a feasible multiple-photon subtraction using a realistic photon-number-resolving detector. It allows one to substantially amplify weak coherent states and simultaneously reduce their phase uncertainty, which is impossible when using a deterministic Gaussian amplifier. We propose a probabilistic measurement-induced amplification for coherent states. The amplification scheme uses a counterintuitive architecture: a thermal noise addition (instead of a single-photon addition) followed by a feasible multiple-photon subtraction using a realistic photon-number-resolving detector. It allows one to substantially amplify weak coherent states and simultaneously reduce their phase uncertainty, which is impossible when using a deterministic Gaussian amplifier.
dcterms:title
Coherent-state phase concentration by quantum probabilistic amplification Coherent-state phase concentration by quantum probabilistic amplification
skos:prefLabel
Coherent-state phase concentration by quantum probabilistic amplification Coherent-state phase concentration by quantum probabilistic amplification
skos:notation
RIV/61989592:15310/10:10212643!RIV11-GA0-15310___
n4:aktivita
n5:Z n5:P
n4:aktivity
P(7E08028), P(GC202/07/J040), P(GPP205/10/P319), P(LC06007), Z(MSM6198959213)
n4:cisloPeriodika
2
n4:dodaniDat
n17:2011
n4:domaciTvurceVysledku
n15:5918731 n15:9410406
n4:druhVysledku
n13:J
n4:duvernostUdaju
n19:S
n4:entitaPredkladatele
n16:predkladatel
n4:idSjednocenehoVysledku
251130
n4:idVysledku
RIV/61989592:15310/10:10212643
n4:jazykVysledku
n14:eng
n4:klicovaSlova
LIGHT; NOISE; CAVITY; PHOTONS; DETECTOR; LINEAR-AMPLIFIERS
n4:klicoveSlovo
n9:CAVITY n9:PHOTONS n9:LIGHT n9:DETECTOR n9:LINEAR-AMPLIFIERS n9:NOISE
n4:kodStatuVydavatele
US - Spojené státy americké
n4:kontrolniKodProRIV
[C3E0BB0DA733]
n4:nazevZdroje
Physical Review A
n4:obor
n12:BH
n4:pocetDomacichTvurcuVysledku
2
n4:pocetTvurcuVysledku
2
n4:projekt
n6:GPP205%2F10%2FP319 n6:LC06007 n6:7E08028 n6:GC202%2F07%2FJ040
n4:rokUplatneniVysledku
n17:2010
n4:svazekPeriodika
81
n4:tvurceVysledku
Filip, Radim Marek, Petr
n4:zamer
n7:MSM6198959213
s:issn
1050-2947
s:numberOfPages
5
n11:organizacniJednotka
15310