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Journals

Pholarization-Locked Temporal Vector Solitions in a Fiber Laser Experiment

October 16, 2008

Author(s)

B C. Collings, S T. Cundiff, N N. Akhmediev, J M. Soto-Crespo, K Bergman, W H. Knox

We experimentally observe polarization-locked vector solitons in a passively modelocked fiber laser. The vector soliton pulse is composed of components along...

Calculation of Hydrogenic Bethe Logarithms for Rydberg States

October 16, 2008

Author(s)

U Jentschura, Peter J. Mohr

We describe the calculation of hydrogenic (one-loop) Bethe logarithms for all states with principal quantum numbers n 200. While the calculation of the Bethe...

Characterization of UV-Induced Radiation Damage to Si-based Photodiodes

October 16, 2008

Author(s)

Keith R. Lykke, Ping-Shine Shaw, J L. Dehmer, R Gupta

We have made direct measurements of the internal quantum efficiency and the reflectivity of UV-damaged silicon photodiodes in the spectral range of 120 nm to...

Merging the Ultrasensitive the Ultrastable, and the Ultrafast: A New Epoch of Frequency Standards and Optical Frequency Measurement

October 16, 2008

Author(s)

John L. Hall, Jun Ye

The use of optical frequencies in measurement science has been proposed and practiced since the very early days of the invention of lasers. Comparison of a...

Predicted Signature of the Quantum Statistical Nature of Vortices in Bose-Einstein Condensates

October 16, 2008

Author(s)

Z Dutton, L V. Hau

Vortices are robust, particle-like excitations which occur in a variety of fluids. A tell-tale characteristic of superfluids is the existence only of vortices...

Effects of Random Localizing Events on Matter Waves: Formalism and Examples

October 16, 2008

Author(s)

J Gea-Banacloche

A formalism is introduced to describe a number of physical processes that may break down the coherence of a matter wave over a characteristic length scale l. In...

Comparison of Resonance Ionization Mass Spectrometry Systems for the Determination of ¹³⁵Cs/¹³⁷Cs Ratios

October 16, 2008

Author(s)

Leticia Pibida, C A. McMahon, W Nortershauser, B A. Bushaw

The performance of the Resonance Ionization Mass Spectrometry (RIMS) system at the National Institute of Standards and Technology (NIST) has been compared to a...

Quantum Teleportation Between Nanomechanical Modes

October 16, 2008

Author(s)

Lin Tian, Stephen Carr

We study a quantum teleportation scheme between two nanomechanical modes without local interaction. The nanomechanical modes are linearly coupled to and...

Proceedings of the 6th International Colloquium on Atomic Spectra and Oscillator Strengths (ASOS 6) - Victoria, BC, Canada - August 9-13, 1998

October 16, 2008

Author(s)

Wolfgang L. Wiese, D C. Morton

This collection of papers constitutes ath proceedings of the sixth International colloquium on Atomic Spectra and oscillator strengths, encompassing all invited...

Non-Markovian Qubit Dynamics in a Thermal Field Bath: Relaxation, Decoherence, and Entanglement

October 16, 2008

Author(s)

S Shresta, C Anastopolous, A Dragulescu, B- L. Hu

Fourier Transform Spectrometry of Rare Earth Elements for the Lighting Industry

October 16, 2008

Author(s)

Gillian Nave

Branching fractions for neutral holmium have been measured with FT spectrometry. Hyperfine structure patterns have been analyzed using a modified Xgremlin...

Accurate Determination of High Energy Gamma-Ray Standards

October 16, 2008

Author(s)

Ernest G. Kessler Jr., Maynard S. Dewey, R Deslattes, Albert Henins, H G. Borner, M Jentschel, H Lehmann

The extension of accurate crystal diffraction spectroscopy to the 2 to 6 MeV region is described. Gamma-ray standards with a relative uncertainty of (2 to 5)x10...

Fabry-Perot Metrology for Displacements up to 50 mm

October 16, 2008

Author(s)

John R. Lawall

A system designed to apply Fabry-Perot interferometry to the measurement of displacements is described. Two adjacent modes of a Fabry-Perot cavity are probed...

Prospects for mixed-isotope Bose-Einstein condensates in rubidium

October 16, 2008

Author(s)

J P. Burke, J L. Bohn, B D. Esry, C H. Greene

We present quantiative calculations of binary collision parameters for mixtures of ultracold gases of 85Rb and 87Rb atoms. The elastic cross section for pure...

Diffuse Reflectance of Sintered and Pressed Polytetrafluroethylene (PTFE)

October 16, 2008

Author(s)

P Y. Barnes, E A. Early

Polytetrafluoroethylene (PTFE) is widely used in applications requiring a material with a diffuse reflectance factor close to unity. The bidirectional...

Quantized Rotation of Atoms From Photons With Orbital Angular Momentum

October 16, 2008

Author(s)

Mikkel Andersen, Changhyun Ryu, Pierre Clade, Vasant Natarajan, A Vaziri, Kristian Helmerson, William D. Phillips

Light can carry two kinds of angular momentum: Spin angular momentum (SAM) associated with its polarization and orbital angular momentum (OAM) associated with...

Miniature Fourier Transform Instrument for Radiation Thermometry

October 16, 2008

Author(s)

F J. Dunmore, Leonard Hanssen

A miniature Fouier transform (FT0 spectrometer was evaluated as a device for remotely measuring the temperature of a high stability/emissivity blackbody. The...

Relative Number Squeezing in Bose-Einstein Condensates

October 16, 2008

Author(s)

M Edwards, J A. Dunningham, Karen G. Burnett

We describe a procedure for creating pairs of condensates with appreciable relative number squeezing. We show that our procedure is relatively robust against...

Laboratory Experiments for Fundamental Physics in Space

October 16, 2008

Author(s)

William D. Phillips

Laboratory Experiments refers generally to active spaceborne experiments as opposed to the equally important passive observation in space of signals coming from...

Spectroradiometric Sources

October 16, 2008

Author(s)

Howard W. Yoon, Charles E. Gibson

rth climate modeling and global impacts of particles and gases in the atmosphere are some of the studies that benefit from the use of spectroradiometers...

Connecting the Discrete and Continuous-Time Quantum Walks

October 16, 2008

Author(s)

Frederick Strauch

Recently, quantized versions of random walks have been explored as effective elements for quantum algorithms. In the simplest case of one dimension, the theory...

Comments on the Discrete Variable Representation

October 16, 2008

Author(s)

B I. Schneider, N Nygaard

We discuss the application of the Discrete Variable Representation to Schr dinger problems which involve singular Hamiltonians. Unlike recent authors who invoke...

Broadband Optical Comb Generation With a Frequency Modulated Parametric Oscillator

October 16, 2008

Author(s)

Scott Diddams, L -. Ma, Jun Ye, John L. Hall

We introduce a novel broadband optical frequency comb generator consisting of a parametric oscillator with an intracavity electro-optic phase modulator. The...

Straight-edge Diffraction of Planck Radiation

October 16, 2008

Author(s)

Peter J. Mohr, Eric L. Shirley

The irradiance diffraction profile of a straight edge is given as a Taylor series in powers of the distance from the geometrical shadow boundary to any point in...

Surface Effects on Capped and Uncapped Nanocrystals

October 16, 2008

Author(s)

Garnett W. Bryant, W Jaskolski

Surface effects significantly influence the functionality of semiconductor nanocrystals. A theoretical understanding of these effects requires an atomic-scale...

Towards A Simpler Bayesian Guide to the Expression of Uncertainty in Measurement

October 16, 2008

Author(s)

Raghu N. Kacker

The impact of the Guide to Expression of Uncertainty in Measurement is spreading from the national measurement institutes to the industrial measurement...

Rotation-Tunneling Spectrum of Deuterated Ammonia Dimer

October 16, 2008

Author(s)

E N. Karyakin, Gerald T. Fraser, J G. Loeser, R J. Saykally

The millimeter and submillimeter-wave molecular-beam spectrum of the perdeuterated ammonia dimer (ND3)2 has been measured between approximately 50 GHz and 400...

Coupling Effects in Vertically Stacked Double Quantum Dots: Tight-Binding Approach

October 16, 2008

Author(s)

W Jaskolski, M Zielinski, Garnett W. Bryant

Atomic-scale effects on electronic coupling in coupled quantum dots are studied. The empirical tight-binding approach is used to obtain the electronic structure...

Infrared Spectrum and Revised Energy Levels for Neutral Krypton

October 16, 2008

Author(s)

Craig J. Sansonetti, Marion Greene

We observed the spectrum of neutral krypton (Kr I) in its naturally occurring isotopic mixture as emitted by a microwave-excited electrodeless discharge lamp...

Infrared Synchrotron Radiation from Charged Particles Accelerated by a Confined Region of Magnetic Field

October 16, 2008

Author(s)

Ping-Shine Shaw

A new theoretical approach for treating the synchrotron radiation is applied to the case of a relativistic charged particle accelerated by a confined and...

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