1 2000s
1.1 2005
1.2 2006
1.3 2007
1.4 2008
1.5 2009
2000s
2000
arun k. pati , samuel l. braunstein proved quantum no-deleting theorem. dual no-cloning theorem shows 1 cannot delete copy of unknown qubit. stronger no-cloning theorem, no-deleting theorem has important implication, i.e., quantum information can neither created nor destroyed.
first working 5-qubit nmr computer demonstrated @ technical university of munich.
first execution of order finding (part of shor s algorithm) @ ibm s almaden research center , stanford university.
first working 7-qubit nmr computer demonstrated @ los alamos national laboratory.
2001
first execution of shor s algorithm @ ibm s almaden research center , stanford university. number 15 factored using 10 identical molecules, each containing 7 active nuclear spins.
noah linden , sandu popescu proved presence of entanglement necessary condition large class of quantum protocols. this, coupled brauenstein s result (see 1999 above), called validity of nmr quantum computation question.
emanuel knill, raymond laflamme, , gerard milburn show optical quantum computing possible single photon sources, linear optical elements, , single photon detectors, launching field of linear optical quantum computing.
robert raussendorf , hans j. briegel propose measurement-based quantum computation.
2002
the quantum information science , technology roadmapping project, involving of main participants in field, laid out quantum computation roadmap.
the institute quantum computing established @ university of waterloo in waterloo, ontario mike lazaridis, raymond laflamme , michele mosca.
2003
todd d. pittman , collaborators @ johns hopkins university, applied physics laboratory , independently jeremy l. o brien , collaborators @ university of queensland, demonstrate quantum controlled-not gates using linear optical elements.
darpa quantum network becomes operational on october 23, 2003.
2004
first working pure state nmr quantum computer (based on parahydrogen) demonstrated @ oxford university , university of york.
first five-photon entanglement demonstrated jian-wei pan s group @ university of science , technology of china, minimal number of qubits required universal quantum error correction.
2005
university of illinois @ urbana-champaign scientists demonstrate quantum entanglement of multiple characteristics, potentially allowing multiple qubits per particle.
two teams of physicists have measured capacitance of josephson junction first time. methods used measure state of quantum bits in quantum computer without disturbing state.
in december, first quantum byte, or qubyte, announced have been created scientists @ institute of quantum optics , quantum information @ university of innsbruck in austria, formal paper published in december 1 issue of nature.
harvard university , georgia institute of technology researchers succeeded in transferring quantum information between quantum memories – atoms photons , again.
2006
materials science department of oxford university, cage qubit in buckyball (a buckminster fullerene particle), , demonstrated quantum bang-bang error correction.
researchers university of illinois @ urbana-champaign use zeno effect, repeatedly measuring properties of photon gradually change without allowing photon reach program, search database without running quantum computer.
vlatko vedral of university of leeds , colleagues @ universities of porto , vienna found photons in ordinary laser light can quantum mechanically entangled vibrations of macroscopic mirror.
samuel l. braunstein @ university of york along university of tokyo , japan science , technology agency gave first experimental demonstration of quantum telecloning.
professors @ university of sheffield develop means efficiently produce , manipulate individual photons @ high efficiency @ room temperature.
new error checking method theorized josephson junction computers.
first 12 qubit quantum computer benchmarked researchers @ institute quantum computing , perimeter institute theoretical physics in waterloo, mit, cambridge.
two dimensional ion trap developed quantum computing.
seven atoms placed in stable line, step on way constructing quantum gate, @ university of bonn.
a team @ delft university of technology in netherlands created device can manipulate or down spin-states of electrons on quantum dots.
university of arkansas develops quantum dot molecules.
spinning new theory on particle spin brings science closer quantum computing.
university of copenhagen develops quantum teleportation between photons , atoms.
university of camerino scientists develop theory of macroscopic object entanglement, has implications development of quantum repeaters.
tai-chang chiang, @ illinois @ urbana-champaign, finds quantum coherence can maintained in mixed-material systems.
cristophe boehme, university of utah, demonstrates feasibility of reading spin-data on silicon-phosphorus quantum computer.
2007
subwavelength waveguide developed light.
single photon emitter optical fibers developed.
six-photon one-way quantum computer created in lab.
new material proposed quantum computing.
single atom single photon server devised.
first use of deutsch s algorithm in cluster state quantum computer.
university of cambridge develops electron quantum pump.
superior method of qubit coupling developed.
successful demonstration of controllably coupled qubits.
breakthrough in applying spin-based electronics silicon.
scientists demonstrate quantum state exchange between light , matter.
diamond quantum register developed.
controlled-not quantum gates on pair of superconducting quantum bits realized.
scientists contain, study hundreds of individual atoms in 3d array.
nitrogen in buckyball used in quantum computing.
large number of electrons quantum coupled.
spin-orbit interaction of electrons measured.
atoms quantum manipulated in laser light.
light pulses used control electron spins.
quantum effects demonstrated across tens of nanometers.
light pulses used accelerate quantum computing development.
quantum ram blueprint unveiled.
model of quantum transistor developed.
long distance entanglement demonstrated.
photonic quantum computing used factor number 2 independent labs.
quantum bus developed 2 independent labs.
superconducting quantum cable developed.
transmission of qubits demonstrated.
superior qubit material devised.
single electron qubit memory.
bose-einstein condensate quantum memory developed.
d-wave systems claims have working 28-qubit quantum annealing computer, though claim has yet verified.
new cryonic method reduces decoherence , increases interaction distance, , quantum computing speed.
photonic quantum computer demonstrated.
graphene quantum dot spin qubits proposed.
2008
graphene quantum dot qubits
quantum bit stored
3d qubit-qutrit entanglement demonstrated
analog quantum computing devised
control of quantum tunneling
entangled memory developed
superior not gate developed
qutrits developed
quantum logic gate in optical fiber
superior quantum hall effect discovered
enduring spin states in quantum dots
molecular magnets proposed quantum ram
quasiparticles offer hope of stable quantum computer
image storage may have better storage of qubits
quantum entangled images
quantum state intentionally altered in molecule
electron position controlled in silicon circuit
superconducting electronic circuit pumps microwave photons
amplitude spectroscopy developed
superior quantum computer test developed
optical frequency comb devised
quantum darwinism supported
hybrid qubit memory developed
qubit stored on 1 second in atomic nucleus
faster electron spin qubit switching , reading developed
possible non-entanglement quantum computing
d-wave systems claims have produced 128 qubit computer chip, though claim has yet verified.
2009
carbon 12 purified longer coherence times
lifetime of qubits extended hundreds of milliseconds
quantum control of photons
quantum entanglement demonstrated on 240 micrometres
qubit lifetime extended factor of 1000
first electronic quantum processor created
six-photon graph state entanglement used simulate fractional statistics of anyons living in artificial spin-lattice models
single molecule optical transistor
nist reads, writes individual qubits
nist demonstrates multiple computing operations on qubits
a combination of of fundamental elements required perform scalable quantum computing through use of qubits stored in internal states of trapped atomic ions shown
researchers @ university of bristol demonstrate shor s algorithm on silicon photonic chip
quantum computing electron spin ensemble
scalable flux qubit demonstrated
photon machine gun developed quantum computing
quantum algorithm developed differential equation systems
first universal programmable quantum computer unveiled
scientists electrically control quantum states of electrons
google collaborates d-wave systems on image search technology using quantum computing
a method synchronizing properties of multiple coupled cjj rf-squid flux qubits small spread of device parameters due fabrication variations demonstrated
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