Multi-level effects in the Rabi oscillations of a Josephson phase qubit (2008)
Dutta, S. K., Strauch, Frederick W., Lewis, R. M., Mitra, Kaushik, Paik, Hanhee, Palomaki, T. A., ...
We present Rabi oscillation measurements of an Nb/AlOx/Nb dc SQUID phase qubit with a 100 um^2 area junction acquired at 20 mK over a range of microwave drive power and frequency detuning. Given the...
Quantum behavior of the dc SQUID phase qubit (2008)
Mitra, Kaushik, Strauch, F. W., Lobb, C. J., Anderson, J. R., Wellstood, F. C., Tiesinga, Eite
We analyze the behavior of a dc Superconducting Quantum Interference Device (SQUID) phase qubit in which one junction acts as a phase qubit and the rest of the device provides isolation from...
Decoherence in dc SQUID phase qubits (2008)
Paik, Hanhee, Dutta, S. K., Lewis, R. M., Palomaki, T. A., Cooper, B. K., Ramos, R. C., ...
We report measurements of Rabi oscillations and spectroscopic coherence times in an Al/AlOx/Al and three Nb/AlOx/Nb dc SQUID phase qubits. One junction of the SQUID acts as a phase qubit and the...
Comparison of coherence times in three dc SQUID phase qubits (2007)
Paik, Hanhee, Cooper, B. K., Dutta, S. K., Lewis, R. M., Ramos, R. C., Palomaki, T. A., ...
We report measurements of spectroscopic linewidth and Rabi oscillations in three thin-film dc SQUID phase qubits. One device had a single-turn Al loop, the second had a 6-turn Nb loop, and the third...
Strong-field effects in the Rabi oscillations of the superconducting phase qubit (2007)
Strauch, F. W., Dutta, S. K., Paik, Hanhee, Palomaki, T. A., Mitra, K., Cooper, B. K., ...
Rabi oscillations have been observed in many superconducting devices, and represent prototypical logic operations for quantum bits (qubits) in a quantum computer. We use a three-level multiphoton...
Fast High-Fidelity Measurements of the Ground and Excited States of a dc-SQUID Phase Qubit (2006)
Palomaki, T. A., Dutta, S. K., Lewis, R. M., Paik, Hanhee, Mitra, K., Cooper, B. K., ...
We have investigated the fidelity and speed of single-shot current-pulse measurements of the three lowest energy states of the dc SQUID phase qubit. We apply a short (2ns) current pulse to one...
Magnetic contribution to the specific heat of Pb_{1-x}Eu_{x}Te (2005)
Gorska, M., Lusakowski, A., Jedrzejczak, A., Golacki, Z., Galazka, R. R., Anderson, J. R., ...
The temperature dependence of the magnetic specific heat has been studied experimentally and theoretically in the semimagnetic semiconductor Pb_{1-x}Eu_{x}Te for x=0.027 and x=0.073, over the...
Anderson,J. R., Ridley,H. G., Smith,J. W.
The work performed in phase 2 of the contract was development, design, fabrication, and ground testing of a flightworthy quiet-nacelle configuration conforming to the FAA upper noise-reduction goals...
STUDY OF CROSSED-FIELD AMPLIFIERS. (2005)
Whinnery,J. R., Van Duzer,T., Anderson,J. R., Pollack,M. A., Rando,J. F.
The beam fluctuations propagating through the potential minimum and along the accelerating stream in crossed-field diodes of infinite cross section have been studied theoretically in four different...
The Coronary Artery Revascularisation in Diabetes (CARDia) trial: Background aims and design (2005)
Kapur, A., Malik, I. S., Bagger, J. P., Anderson, J. R., Kooner, J. S., Thomas, M., ...
Background Patients with diabetes have an increased incidence and severity of ischemic heart disease, which leads to an increased requirement for coronary revascularization. Comparative information...
The Coronary Artery Revascularisation in Diabetes (CARDia) trial: Background aims and design (2005)
Kapur, A., Malik, I. S., Bagger, J. P., Anderson, J. R., Kooner, J. S., Thomas, M., ...
Background Patients with diabetes have an increased incidence and severity of ischemic heart disease, which leads to an increased requirement for coronary revascularization. Comparative information...
Macroscopic tunnel splittings in superconducting phase qubits (2004)
Johnson, Philip R., Parsons, William T., Strauch, Frederick W., Anderson, J. R., Dragt, Alex J., Lobb, C. J., ...
Prototype Josephson-junction based qubit coherence times are too short for quantum computing. Recent experiments probing superconducting phase qubits have revealed previously unseen fine splittings...
Probabilistic Analysis of 2Grind Ion Optics Failure Mechanisms (2004)
Polk, J. E., Moore, N. R., Newlin, L. E., Brophy, J. R., Ebbeler, D. H., Anderson, J. R.
Demonstration of the NSTAR ion propulsion system on the Deep Space One mission (2004)
Polk, J. E., Kakuda, R. Y., Brinza, D., Katz, I., Anderson, J. R., Brophy, J. R., ...
This paper provides an overview of the system performance from the first 14,200 hours of ion propulsion system operation in interplanetary space.
A model of hollow cathode plasma chemistry (2004)
Katz, I., Anderson, J. R., Polk, J. E., Brophy, J. R.
We have developed a new model of hollow cathode plasma chemistry based on the observation that xenon ion mobility is diffusion limited due to resonant charge exchange reactions. The model shows that...
Numerical simulations of ion thruster accelerator grid erosion (2004)
Brophy, J., Katz, I., Polk, J. E., Anderson, J. R.
The highly successful demonstration of ion propulsion on Deep Space 1 has stimulated the study of more demanding applications of ion propulsion. These future applications require ion thrusters...
Model of hollow cathode operation and life limiting mechanisms (2004)
Katz, I., Anderson, J. R., Polk, J. E., Goebel, D. M.
In this paper we apply results from the extensive traveling wave tube vacuum barium impregnated cathode literature to the hollow cathodes used in ion thrusters. We show that the observed space...
Technologies to improve ion propulsion system performance, life and efficiency for NEP (2004)
Katz, I., Brophy, J. R., Anderson, J. R., Polk, J. E., Goebel, D. M.
In this paper we present ion thruster design concepts created using the new computer codes that model performance limiting and erosion mechanisms. Presently, the codes model extraction grid ion...
Technologies to improve ion propulsion system performance, life and efficiency for NEP (2004)
Katz, I., Brophy, J. R., Anderson, J. R., Polk, J. E., Goebel, D. M.
Spectroscopy of Three-Particle Entanglement in a Macroscopic Superconducting Circuit (2004)
Xu, Huizhong, Strauch, Frederick W., Dutta, Sudeep, Johnson, Philip R., Ramos, R. C., Berkley, A. J., ...
We study the quantum mechanical behavior of a macroscopic, three-body, superconducting circuit. Microwave spectroscopy on our system, a resonator coupling two large Josephson junctions, produced...
Wesseler, J.H.H., Anderson, J.R.
Risk in agriculture and natural resource management, as in life, is everywhere. But dealing with it systematically, whether for farmers, other natural resource managers, researchers, or anyone, can...
Characterisation of Rhizoctonia solani isolates causing root canker of lucerne in Australia (2004)
Anderson, J. R., Bentley, S., Irwin, J. A. G., Mackie, J. M., Neate, S., Pattemore, J. A.
The fungus causing Rhizoctonia root canker of lucerne in western Queensland has been characterised as a new subgroup within anastomosis group (AG 6) of Rhizoctonia solani. Isolates from two sites...
An ACT-R Model of Adaptive Communication (2003)
When people communicate they try to establish mutual knowledge. Garrod and Anderson (1987) proposed that a way to minimize effort during this process would be to follow a "output/input coordination"...
Decoherence in a Josephson junction qubit (2003)
Berkley, A. J., Xu, H., Gubrud, M. A., Ramos, R. C., Anderson, J. R., Lobb, C. J., ...
The zero-voltage state of a Josephson junction biased with constant current consists of a set of metastable quantum energy levels. We probe the spacings of these levels by using microwave...
Quantum logic gates for coupled superconducting phase qubits (2003)
Strauch, Frederick W., Johnson, Philip R., Dragt, Alex J., Lobb, C. J., Anderson, J. R., Wellstood, F. C.
Based on a quantum analysis of two capacitively coupled current-biased Josephson junctions, we propose two fundamental two-qubit quantum logic gates. Each of these gates, when supplemented by...
Spectroscopy of capacitively coupled Josephson-junction qubits (2002)
Johnson, Philip R., Strauch, Frederick W., Dragt, Alex J., Ramos, Roberto C., Lobb, C. J., Anderson, J. R., ...
We show that two capacitively-coupled Josephson junctions, in the quantum limit, form a simple coupled qubit system with effective coupling controlled by the junction bias currents. We compute...
Environmental Burn-In Effectiveness (2002)
This report considers the effectiveness of current industry practice in the burn-in of avionics equipment. The burn-in test results for six avionics systems are analyzed using the chance Defective...
Cognitive Principles in the Design of Computer Tutors. (2002)
Anderson,J. R., Boyle,C. F., Farrell,R., Reiser,B. J.
A set of principles are derived from the ACT theory of cognition for designing intelligent tutors: identify the goal structure of the problem space, provide instruction on the problem-solving...
Ten Years of the Rational Analysis of Cognition (2001)
This article looks back on a decade of research outlining the rational analysis methodology and how the approach relates to other work in cognitive science. We illustrate rational analysis by...
Risk and risk management in agriculture : an overview and empirical results (2000)
Huirne, R.B.M., Meuwissen, M.P.M., Hardaker, J.B., Anderson, J.R.
The paper gives an overview of sources of risk and risk management strategies in agriculture. As risk is an inescapable fact of life, in particular in agriculture, farmers must try to manage risk...
Carrier Scattering and Fermiology in Ferromagnetic Conductors. (1998)
The report discusses topics on: Ferromagnetic resonance in iron at high temperatures, Ferromagnetic resonance in hcp Co at low temperatures, and dHvA effect in hcp cobalt.
Mani, R. G., Anderson, J. R., Johnson, W. B.
First two authors are also, along with last author, with Laboratory for Physical Sciences.
Thermal decomposition of a fullerene mix (1995)
Leifer, S. D., Goodwin, D. G., Anderson, M. S., Anderson, J. R.
Experiments to characterize fullerene decomposition at temperatures above 973 K were conducted by spectroscopic analysis of samples heated in vacuo. The thermal decomposition can be described by...
Metabolites of members of the fungus family Xylariacaea. (1982)
Thesis (Ph. D.)--University of Bradford, 1982.
Mirror image stimulation and behavioural development in stuptail macaques. (1981)
Thesis (Ph. D.)--University of Stirling, 1981.
Traducción de: Muir's textbook of pathology
El análisis de sistemas de administración agricola / J.B. Dent, J.R. Andersdon (1974)
Dent, John Barry, Anderson, J.R
Traducción de: Systems analysis in agricultural management
Risk, production theory and extensive wool growing (1970)
Manuscript reference no.: NLA MS 1781.
Decision making by some graziers in the spear grass region of Queensland /--by J.R. Anderson. (1965)
Thesis (M. Agr. Sc.)--University of Queensland, 1965.
Decision making by some graziers in the spear grass region of Queensland (1965)
Includes bibliography.
Decision making by some graziers in the spear grass region of Queensland (1965)
Manuscript reference no.: NLA MS 1781.
Detection of herpes simplex virus-specific DNA sequences in latently infected mice and in humans.
Efstathiou, S, Minson, A C, Field, H J, Anderson, J R, Wildy, P
Herpes simplex virus-specific DNA sequences have been detected by Southern hybridization analysis in both central and peripheral nervous system tissues of latently infected mice. We have detected...
Egerter, D E, Anderson, J R, Washburn, J O
Lambornella clarki (Ciliophora: Tetrahymenidae), an endoparasite of Aedes sierrensis (Diptera: Culicidae), is dispersed by infected adult mosquitoes. Invasion of the ovaries induces parasitically...
Anderson, J. R., Buchanan, W. W., Goudie, R. B., Gray, K. G.
The clinical significance of thyroid antibodies is discussed and it is concluded that, of the antibody tests which have been extensively applied, the precipitin test is the most useful for diagnostic...
Mandatory use of confirmation stage with Chlamydiazyme during urinary sediment analysis.
Anderson, J R, Mumtaz, G, Mulhare, P, Poddar, J, Ridgway, G L
AIMS--To assess whether false positive results found when the first stage Chlamydiazyme test is performed on urinary sediment could be reduced by using the more specific second stage blocking assay....
Gilmour, D T, Lyon, G J, Carlton, M B, Sanes, J R, Cunningham, J M, Anderson, J R, ...
SPARC (secreted protein acidic and rich in cysteine, also known as osteonectin/BM40) is a secreted Ca2+-binding glycoprotein that interacts with a range of extracellular matrix molecules, including...
Cardiac intraventricular thrombus in protein C deficiency
Nair, K S, Weerasinghe, A, Dahdal, M, Gibbs, J Simon R, Anderson, J R
Grzybowski, B A, Anderson, J R, Colton, I, Brittain, S T, Shakhnovich, E I, Whitesides, G M
This paper describes a theoretical method for solving systems of coupled differential equations that describe the kinetics of complicated reaction networks in which a molecule having multiple...
Initial experience with indium-111 autologous leucocyte imaging in patients with acute pancreatitis.
Anderson, J R, Spence, R A, Laird, J D, Ferguson, W R, Kennedy, T L
Indium-111 labelled autologous leucocyte imaging was used to assess severity in 13 patients with acute pancreatitis. All three patients with severe disease as judged by a prognostic factor grading...
Development of cutaneous gangrene during continuous peripheral infusion of vasopressin.
Five patients given vasopressin by infusion to reduce portal hypertension developed signs of cutaneous gangrene 18-24 hours after the start of the infusion. Four patients were treated by application...
Detection of herpes simplex virus-specific DNA sequences in latently infected mice and in humans.
Efstathiou, S, Minson, A C, Field, H J, Anderson, J R, Wildy, P
Herpes simplex virus-specific DNA sequences have been detected by Southern hybridization analysis in both central and peripheral nervous system tissues of latently infected mice. We have detected...
Egerter, D E, Anderson, J R, Washburn, J O
Lambornella clarki (Ciliophora: Tetrahymenidae), an endoparasite of Aedes sierrensis (Diptera: Culicidae), is dispersed by infected adult mosquitoes. Invasion of the ovaries induces parasitically...
Anderson, J. R., Buchanan, W. W., Goudie, R. B., Gray, K. G.
The clinical significance of thyroid antibodies is discussed and it is concluded that, of the antibody tests which have been extensively applied, the precipitin test is the most useful for diagnostic...
Mandatory use of confirmation stage with Chlamydiazyme during urinary sediment analysis.
Anderson, J R, Mumtaz, G, Mulhare, P, Poddar, J, Ridgway, G L
AIMS--To assess whether false positive results found when the first stage Chlamydiazyme test is performed on urinary sediment could be reduced by using the more specific second stage blocking assay....
Gilmour, D T, Lyon, G J, Carlton, M B, Sanes, J R, Cunningham, J M, Anderson, J R, ...
SPARC (secreted protein acidic and rich in cysteine, also known as osteonectin/BM40) is a secreted Ca2+-binding glycoprotein that interacts with a range of extracellular matrix molecules, including...