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Superconducting circuit element
A Josephson junction is a nonlinear, dissipationless circuit element that uses the Josephson effect in superconductors to form a nonlinear inductor. It
Josephson_junction
Quantum physical phenomenon
Types of Josephson junction include the φ Josephson junction (of which π Josephson junction is a special example), long Josephson junction, and superconducting
Josephson_effect
Quantum mechanical device
metal, semiconductor, ferromagnet, etc.). A π Josephson junction is a Josephson junction in which the Josephson phase φ equals π in the ground state, i.e
Pi_Josephson_junction
British physicist (born 1940)
magnetic field." This became known as the Josephson effect and the junction as a Josephson junction. Josephson's calculations were published in Physics Letters
Brian_Josephson
American physicist (born 1958)
behaviour of a macroscopic variable, the phase difference across a Josephson tunnel junction. His doctoral advisor was John Clarke. During this time, he collaborated
John_M._Martinis
Quantum computing implementation
are typically microwave-frequency electronic circuits containing Josephson junctions, which are fabricated on solid state chips. Superconducting circuits
Superconducting quantum computing
Superconducting_quantum_computing
Superconducting quantum material diode
A Josephson diode (JD) is a special type of Josephson junction (JJ), which conducts (super)current in one direction better than in the opposite direction
Josephson_diode
Type of superconducting quantum bit
device based on the superconductor–insulator–superconductor (SIS) Josephson junction, designed to operate as a quantum bit, or qubit. The phase qubit is
Phase_qubit
A φ Josephson junction (pronounced phi Josephson junction) is a particular type of the Josephson junction, which has a non-zero Josephson phase φ across
Phi_Josephson_junction
System used to generate stable voltages, that may be used to define a volt
superconductors – now generally known as a Josephson junction. His equations predicted that if a junction is driven at frequency f {\displaystyle f}
Josephson_voltage_standard
Superconducting qubit implementation
loops of superconducting metal that is interrupted by a number of Josephson junctions. These devices function as quantum bits. The flux qubit was first
Flux_qubit
Number of Josephson junctions on a superconducting integrated circuit chip
The Josephson junction count is the number of Josephson junctions on a superconducting integrated circuit chip. Josephson junctions are active circuit
Josephson_junction_count
SI derived unit of voltage
implemented using the Josephson effect for exact frequency-to-voltage conversion, combined with the caesium frequency standard. Though the Josephson effect is still
Volt
superconductivity, a long Josephson junction (LJJ) is a Josephson junction which has one or more dimensions longer than the Josephson penetration depth λ J
Long_Josephson_junction
Superconducting qubit architecture
that is insensitive to offset charge noise. It is constructed from a Josephson junction, a capacitor, and a “superinductor” (a type of inductor) arranged
Fluxonium
Superconducting qubit implementation
These results demonstrate that previous T1 times were not limited by Josephson junction losses. Understanding the fundamental limits on the coherence time
Transmon
Type of magnetometer
weak magnetic fields, based on superconducting loops containing Josephson junctions. SQUIDs are sensitive enough to measure magnetic fields as low as
SQUID
Electronic device
material. Current passes through the junction via the process of quantum tunneling. The STJ is a type of Josephson junction, though not all the properties of
Superconducting tunnel junction
Superconducting_tunnel_junction
Amplifier for weak microwave signals
were proposed in the 1970s. In the 1980s, Bernard Yurke showed that Josephson junction based amplification could reach near-quantum-limited noise levels
Traveling-wave parametric amplifier
Traveling-wave_parametric_amplifier
Electrical conductivity with exactly zero resistance
at 5 degrees intermittently achieved superconduction by creating a Josephson junction. The device used thin layers of palladium to connect to the sides
Superconductivity
Quantum vortex of superconducting currents
a Josephson vortex (after Brian Josephson from Cambridge University) is a quantum vortex of supercurrents in a Josephson junction (see Josephson effect)
Josephson_vortex
Superconducting qubit implementation
tiny superconducting island coupled by a Josephson junction (or practically, superconducting tunnel junction) to a superconducting reservoir (see figure)
Charge_qubit
Logic circuitry that requires low temperatures to achieve superconductivity
properties of superconductors, including zero-resistance wires, ultrafast Josephson junction switches, and quantization of magnetic flux (fluxoid). As of 2023
Superconducting_computing
Phase transition in the two-dimensional (2-D) XY model
condensed matter physics that are approximated by the XY model, including Josephson junction arrays and thin disordered superconducting granular films. More recently
Berezinskii–Kosterlitz–Thouless transition
Berezinskii–Kosterlitz–Thouless_transition
Surname list
quantum-mechanical circuits, with related terms: Josephson energy Josephson penetration depth Josephson vortex Pi Josephson junction Josefsson Hans Josephsohn (1920–2012)
Josephson
Means of studying the interaction of light and matter
the Josephson energy (flux bias) the transition frequency ω a {\displaystyle \omega _{a}} is tuned. Due to the nonlinearity of the Josephson junctions the
Circuit quantum electrodynamics
Circuit_quantum_electrodynamics
British physicist (born 1942)
postdoctoral researcher at the time) demonstrated the quantum behaviour of a Josephson junction. They showed that at low temperature, a macroscopic electronic state
John_Clarke_(physicist)
Type of digital electronic device
digital electronic device that uses superconducting devices, namely Josephson junctions, to process digital signals. In RSFQ logic, information is stored
Rapid_single_flux_quantum
Exactly solvable model of coupled oscillators
the behavior of some physical systems, namely coupled arrays of Josephson junctions, followed his model. The model makes several assumptions, including
Kuramoto_model
Variety of resonant circuit
{\displaystyle L-\ } Josephson junction quantum inductance and I − {\displaystyle I-\ } Josephson junction current. DC Josephson equation for current:
Quantum_LC_circuit
Topics referred to by the same term
jeffersonianum genomes; see Mole_salamander#Hybrid_all-female_populations Long Josephson junction Lords Justice of Appeal (singular, LJ) This disambiguation page lists
LJJ
Device that emits light via optical amplification
researchers at the Delft University of Technology demonstrated an AC Josephson junction microwave laser. Since the laser operates in the superconducting regime
Laser
Nonlinear two-terminal fundamental circuit element
junction and iM is the current through the junction. Through the late 20th century, research regarding this phase-dependent conductance in Josephson junctions
Memristor
Material with infinite electrical resistivity
insulating side of the superconductor-insulator transition in the Josephson junction array due to electric-magnetic duality. Superinsulators were independently
Superinsulator
French–American physicist (born 1953)
demonstrated for the first time the quantized energy levels of a Josephson junction in 1985. Devoret then returned to France and founded the Quantronics
Michel_Devoret
Computer that uses ternary logic
as 0 and two orthogonal polarizations of light as +1 and −1. The Josephson junction has been proposed as a balanced ternary memory cell, using circulating
Ternary_computer
region Junction voltage Heterojunction Homojunction Josephson junction Nodal analysis p–n junction isolation Butterfield, Andrew J.; Szymanski, John, eds
Electrical_junction
Japanese physicist
coupled to surface acoustic waves, and an ordered vortex lattice in a Josephson junction array was observed. Nakamura has spoken several times at quantum information
Yasunobu_Nakamura
Italian physicist (1939–2011)
Josephson junctions as neuristors and soliton propagation in "long" Josephson structures, to fluctuations phenomena, from light sensitive junctions and
Antonio_Barone
which are connected only by an extremely weak link (also called a Josephson junction); such a situation also occurs on grain boundaries etc. At such superconducting
Fractional_vortices
Quantized unit of magnetic flux
relating the potential difference across a Josephson junction to the frequency of the irradiation. The Josephson effect is very widely used to provide a
Magnetic_flux_quantum
Quantum of electromagnetic flux
of long Superconductor-Insulator-Superconductor Josephson tunnel junctions, a fluxon (a.k.a. Josephson vortex) is made of circulating supercurrents and
Fluxon
Digital logic implementation technology based on superconducting Josephson junctions
digital logic implementation technology based on superconducting Josephson junctions. QFPs were invented by Eiichi Goto at the University of Tokyo as
Quantum_flux_parametron
American physicist
development of the Josephson Bifurcation Amplifier, which makes use of the non-dissipative, non-linear nature of the Josephson junction to realize high gain
Irfan_Siddiqi
Phenomenon in quantum mechanics
on one side of the junction than the other. The junction of two Bose–Einstein condensates is mostly analogous to a Josephson junction, which is made of
Macroscopic quantum self-trapping
Macroscopic_quantum_self-trapping
Nonlinear partial differential equation
sine-Gordon Equation in Josephson-Junction Arrays". The sine-Gordon Model and its Applications: From Pendula and Josephson Junctions to Gravity and High-Energy
Sine-Gordon_equation
Topological quantum error correcting code
Vidal, Julien (3 June 2004). "Discrete non-Abelian gauge theories in Josephson-junction arrays and quantum computation". Physical Review B. 69 (21) 214501
Surface_code
Basic unit of quantum information
energy level spin up down trapped ion atomic energy level spin up down Josephson junction superconducting charge qubit charge uncharged superconducting island
Qubit
Nickel-iron alloy with high magnetic permeability
photoelectron spectroscopy. Superconducting circuits and especially Josephson junction circuits. Fluxgate magnetometers and compasses as part of the sensor
Mu-metal
Quantum computing company
1088/0953-2048/23/6/065004. S2CID 16656122. Harris, R.; et al. (2009). "Compound Josephson-junction coupler for flux qubits with minimal crosstalk". Physical Review B
D-Wave_Systems
German physicist
University and conducted research on soliton dynamics in stacked Josephson tunnel junctions for his master's degree at the Forschungszentrum Jülich and RWTH
Andreas_Wallraff
Circuit – Geoffrey W.A. Dummer Josephson effect and theorised Pi Josephson junction and Josephson junction – Brian David Josephson Heavily involved in the development
List of British innovations and discoveries
List_of_British_innovations_and_discoveries
Indian physicist and academic
(2007). "Dielectric characterization using resonances in high Tc Josephson junction circuits". "India's Optical Quantum Computing Expert | ICTP". www
Urbasi_Sinha
Systematic collection of geophysical data for spatial studies
virtue of the Josephson junction. Jim Zimmerman pioneered the development of SQUID by proposing a new approach to making the Josephson junctions. He made use
Geophysical_survey
University of Cambridge Physics Department
Laboratory for Quantum Matter, led by Gil Lonzarich Superconductivity Josephson junction, led by Brian Pippard Theory of Condensed Matter, which is the dominant
Cavendish_Laboratory
Electrical switch that uses superconductivity
Juri Matisoo developed a version of the cryotron incorporating a Josephson junction switched by the magnetic field from a control wire. He also explained
Cryotron
Candido Jacuzzi Jacquard loom – Joseph Marie Jacquard Josephson junction – Brian David Josephson Kalashnikov – Mikhail Kalashnikov Kaplan turbine – Viktor
List of inventions named after people
List_of_inventions_named_after_people
Hypothetical elementary particle
10−20 eV/c2 range of mass values. Resonance effects may be evident in Josephson junctions from a supposed high flux of axions from the galactic halo with mass
Axion
Defined standard of a physical quantity
the definition. The volt is now defined in terms of the output of a Josephson junction, which bears a direct relationship to fundamental physical constants
Standard_(metrology)
Devoret and John M. Martinis demonstrate quantized energy levels in a Josephson junction. Yoshihisa Yamamoto and K. Igeta propose the first physical realization
Timeline of quantum computing and communication
Timeline_of_quantum_computing_and_communication
Device for measuring incident electromagnetic radiation
Gil-Ho; Efetov, Dmitri K.; et al. (1 October 2020). "Graphene-based Josephson junction microwave bolometer". Nature. 586 (7827): 42–46. arXiv:1909.05413
Bolometer
Quantum-mechanical phenomenon
in 1989 and later by fluxon interference of magnetic vortices in Josephson junctions. It has also been seen with electrons and atoms. In both effects
Aharonov–Casher_effect
Computing by new or unusual methods
proposed for use in high-speed, low-power consumption devices using the Josephson junction as a balanced ternary memory cell. Reversible computing is a type
Unconventional_computing
Aspect of relativity in physics
for instance lead or niobium, which is pure s-wave, by means of a Josephson junction with high critical current. The amplification mechanism can be described
Gravitational_wave
Electromechanical weight measuring instrument
The required current is measured, using an ammeter comprising a Josephson junction voltage standard and an integrating voltmeter. While "moving", the
Kibble_balance
Type of material
Erik A.; Stannigel, Kai; Lidmar, Jack; Haviland, David B. (2011). "Josephson junction transmission lines as tunable artificial crystals". Physical Review
Quantum_metamaterial
Israeli physicist (1952–2015)
Fluctuations and Lifetime of the Nonequilibrium Steady State in a Hysteretic Josephson Junction" Ben-Rev. A 26, 2805 (1982) ^"Current Oscillations and Stability of
Eshel_Ben-Jacob
Fermion that is its own antiparticle
Klapwijk, T.M.; et al. (2016). "4-pi-periodic Josephson supercurrent in HgTe-based topological Josephson junctions". Nature Communications. 7 10303. arXiv:1503
Majorana_fermion
Scientific misconduct scandal
PMID 12416506) J. H. Schön; Ch. Kloc; H. Y. Hwang; B. Batlogg (2001). "Josephson Junctions with Tunable Weak Links". Science. 292 (5515): 252–4. doi:10.1126/science
Schön_scandal
Forecasting rules for quantum computing
Bishop, Lev S.; Paik, Hanhee (2011). "Observation of High Coherence in Josephson Junction Qubits in a Three-Dimensional Circuit QED Architecture". Physical
Quantum computing scaling laws
Quantum_computing_scaling_laws
American electrical engineer
laboratories resulted in the invention of the Crowe Cell at IBM, the Josephson Junction, and the SQUID. Those inventions have today made possible the mapping
Dudley_Allen_Buck
Field of mathematics and science based on non-linear systems and initial conditions
neurons, the London Millennium Bridge resonance, and large arrays of Josephson junctions. Moreover, from the theoretical physics standpoint, dynamical chaos
Chaos_theory
Belgian-Russian physicist
is noted for contributions to Type-1.5 superconductors, S-Fi-S Pi Josephson junction and scanning Hall probe microscopy. He has made notable contributions
Victor_V._Moshchalkov
Phenomenon from solid state physics
systems such as cold atoms in an optical potential and ultrasmall Josephson junctions. The one-dimensional equation of motion for an electron with wave
Bloch_oscillation
Turkish physicist
Superconductivity, High Temperature Superconductors, Thin Film Growth, Josephson Junctions, SQUIDs and applications. Complete list at Google Scholar Click for
Doğan_Abukay
Physical phenomenon
Jenkins, Alejandro; Lobejko, Marcin; Suarez, Gerardo (2023). "The Josephson junction as a quantum engine". New Journal of Physics. 25 (11): 113013. arXiv:2302
Self-oscillation
Superconductive behavior at temperatures much higher than absolute zero
parameter could best be probed at the junction interface as the Cooper pairs tunnel across a Josephson junction or weak link. It was expected that a half-integer
High-temperature superconductivity
High-temperature_superconductivity
List of terms created from a person's name
Austrian-Hungarian emperor – Josephinism Brian David Josephson, Welsh physicist – Josephson junction, Josephson effect James Prescott Joule, British physicist
List_of_eponyms_(A–K)
Types of quantum information
theorem Quantum computing § Obstacles Superconductive quantum computing Josephson junction Trapped-ion quantum computing Semiconductor-based quantum computing
Physical_and_logical_qubits
Method of imaging magnetic fields at microscopic scales
pattern connected by two weak-link Josephson junctions (see figure). Above the critical current of the Josephson junctions, the idealized difference in voltage
Scanning_SQUID_microscopy
propagating along Josephson vortices or fluxons. In the case of two-dimensional Josephson junctions (thick long Josephson junctions with an extra dimension)
Shape_waves
Manifestation of inertial mass of mobile charge carriers
{\displaystyle \beta } is the ratio of the kinetic inductance of the Josephson junctions in the qubit to the geometrical inductance of the flux qubit. A design
Kinetic_inductance
Elementary particle which moves close to the speed of light
Francesca, Telesio (2022). "Evidence of Josephson Coupling in a Few-Layer Black Phosphorus Planar Josephson Junction". ACS Nano. 16 (3): 3538–3545. doi:10
Relativistic_particle
Mexican-American physicist
Phase Transitions and Critical Phenomena; 2) Quantum and Classical Josephson Junction Arrays; 3) Superconducting Gauge Spin Glasses; 4) Localization in
Jorge_V._José
long Josephson junctions at the boundary between 0 and π regions. This 0-π boundary creates a π discontinuity of the Josephson phase. The junction reacts
Semifluxon
Branch of physics
promising approaches are proposed in condensed matter physics, including Josephson junction qubits, spintronic qubits using the spin orientation of magnetic materials
Condensed_matter_physics
Logic circuit element
Digital logic implementation technology based on superconducting Josephson junctions Eiichi Goto – Japanese computer scientist MUSASINO-1 – Early electronic
Parametron
Fundamental model of low-dimensional nonlinear physics
crowdions, domain walls in magnetically ordered structures, long Josephson junctions, hydrogen-bonded chains, and DNA type chains. A modification of the
Frenkel–Kontorova_model
Llanfihangel Tre'r Beirdd. Brian Josephson Nobel Prize–winning physicist; gave his name to the superconducting Josephson junction. Born Cardiff. Bernard Knight
List_of_Welsh_inventors
Quantum mechanical phenomenon
with potential barriers in thin-film junctions of thickness about 3 nm or smaller for electrons. Josephson junctions take advantage of quantum tunnelling
Quantum_tunnelling
(1675–1749), mathematician Brian David Josephson (born 1940), physicist, Nobel Laureate, inventor of the Josephson junction Edward Lhuyd (1660–1709), naturalist
List_of_Welsh_people
interference devices) fast digital circuits (including those based on Josephson junctions and rapid single flux quantum technology), RF and microwave filters
Technological applications of superconductivity
Technological_applications_of_superconductivity
American Mechanical and bio-engineer
her Ph.D. titled "Geometrical Effects in Two-Dimensional Arrays of Josephson Junctions" in 1992, supervised by Michael Tinkham, also at Harvard University
Lydia_Sohn
Physical implementation of an artificial neural network with optical components
photonic modulators, optoelectronic systems based on superconducting Josephson junctions or systems based on resonant tunnelling diodes. Biological neural
Optical_neural_network
American solid state physicist
"Observation of Zero-Point Fluctuations in a Resistively Shunted Josephson Tunnel Junction". Physical Review Letters. 47 (17): 1216–1219. Bibcode:1981PhRvL
Dale_J._van_Harlingen
1972 5¼-inch diskette N/A 1972 First modern ATM (IBM 2984) IBM 1973 Josephson junction IBM 1973 Tunable continuous-wave laser Bell Labs 1973 Ethernet Robert
Timeline of electrical and electronics engineering
Timeline_of_electrical_and_electronics_engineering
American physicist
are based on nonlinear superconducting elements, which comprise a Josephson junction integrated as a non-linear element. This type of circuit operates
Marissa_Giustina
Class of scientific instruments
tunnel junction (SIS) and is a type of a Josephson junction. Cooper pairs can tunnel across the insulating barrier, a phenomenon known as the Josephson effect
Cryogenic_particle_detector
SPICE-class circuit simulator
interface (CMI), allowing for the rapid inclusion of user-defined models Josephson Junctions Specialized reliability models (AgeMOS) for simulating the effect
Spectre_Circuit_Simulator
Used to connect microchips to bonding wires
degrade or even destroy YBaCuO7 microstructures, such as microbridges, Josephson junctions and superconducting interference devices (DC SQUID). When electrically
Thermosonic_bonding
JOSEPHSON JUNCTION
JOSEPHSON JUNCTION
Surname or Lastname
English
English : patronymic from Joseph.Americanized spelling of Swedish Josefsson or Danish Josephsen.
Girl/Female
Australian, Danish, German, Swedish
He will Increase
Boy/Male
Muslim
Josephin
Surname or Lastname
English, German, and Jewish
English, German, and Jewish : patronymic from Joseph.
Boy/Male
Indian
Josephin
Surname or Lastname
English
English : topographic name for someone who lived by a watercourse or road junction, Old English gelǣt, or a habitational name from Leat in Devon, or The Leete in Essex, named with this element.
JOSEPHSON JUNCTION
JOSEPHSON JUNCTION
Surname or Lastname
English
English : habitational name from Dowland in Devon, named from Old English dūfe ‘dove’ + feld ‘open country’ + land ‘estate’.Irish : of uncertain derivation, possibly a variant of Dowlin or Dolan.Altered spelling of Norwegian Dovland, a habitational name from a farm on the south coast of Norway, so named from dove ‘shaking bog’ + land ‘land’.
Boy/Male
British, English
Swift
Surname or Lastname
English (Gloucester, Somerset, and Wiltshire)
English (Gloucester, Somerset, and Wiltshire) : unexplained.German : habitational name from either of two places called Baben, in Silesia and Brandenburg.
Boy/Male
Arabic, Muslim, Parsi
Light; Lamp
Girl/Female
Australian, British, English, Irish
Security; One who Guards
Surname or Lastname
Americanized form of German Albrecht.English
Americanized form of German Albrecht.English : from a medieval variant of the personal name Albert.Jacob Albright (1759–1808), a prominent Methodist preacher, was born in Pottstown, PA, the son of a German immigrant called Johann Albrecht.
Girl/Female
Hindu
Girl/Female
Tamil
Sreedhrita | ஸà¯à®°à¯€à®¤à¯à®°à¯€à®¤à®¾
Girl/Female
German, Greek, Polish
Harvester; Hunter; Guardian
Girl/Female
Celtic
Oath.
JOSEPHSON JUNCTION
JOSEPHSON JUNCTION
JOSEPHSON JUNCTION
JOSEPHSON JUNCTION
JOSEPHSON JUNCTION
n.
One of the plates covering the points of junction at the bend of the shoulders and elbows.
n.
A board extending from the ridge to the eaves along the slope of the gable, and forming a close junction between the shingling of a roof and the side of the building beneath.
n.
Hence, a line of junction; a joint; a suture, as on a ship, a floor, or other structure; the line of union, or joint, of two boards, planks, metal plates, etc.
v. t.
The act of uniting, or the state of being united; junction.
n.
The act of joining, or the state of being joined; union; combination; coalition; as, the junction of two armies or detachments; the junction of paths.
n.
The act of uniting or joining two or more things into one, or the state of being united or joined; junction; coalition; combination.
n.
The point of junction of the sagittal and lambdoid sutures of the skull.
n.
The place or part where two things or parts are joined or united; the union of two or more smooth or even surfaces admitting of a close-fitting or junction; junction as, a joint between two pieces of timber; a joint in a pipe.
n.
The circle which bounds that part of the earth's surface visible to a spectator from a given point; the apparent junction of the earth and sky.
n.
A piece of armor covering the shoulder at the junction of the body piece and arm piece.
a.
Pertaining both to the tracheal and bronchial tubes, or to their junction; -- said of the syrinx of certain birds.
n.
A junction or joining made by splicing.
n.
Heavy plank or timber extending fore and aft the whole length of a vessel's deck at the line of junction with the sides, forming a channel to the scuppers, which are cut through it. In iron vessels the waterway is variously constructed.
n.
A junction, crossing, or union; as, the meeting of the roads or of two rivers.
n.
The junction of bones by intervening muscles.
v. i.
To be in contact; to be in a state of junction, so that no space is between; as, two spheres touch only at points.
n.
The place or point of union, meeting, or junction; specifically, the place where two or more lines of railway meet or cross.
v. t.
To come into the presence of without contact; to come close to; to intercept; to come within the perception, influence, or recognition of; as, to meet a train at a junction; to meet carriages or persons in the street; to meet friends at a party; sweet sounds met the ear.
prep.
In or into union; into junction; as, to sew, knit, or fasten two things together; to mix things together.