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Journals

Josephson-junction model of critical current in granular Y1Ba2Cu3O7-delta superconductors

June 1, 1988

Author(s)

John (Jack) W. Ekin, R. L. Peterson

We calculate the transport critical-current density in a granular superconductor in magnetic fileds below about 5 x 10^-3 T. The field dependence in this region...

Shape Selectivity in Liquid and Gas Chromatography: Polymeric Octadecylsilane and Liquid Crystalline Stationary Phases

June 1, 1988

Author(s)

Stephen A. Wise, Lane C. Sander, H.-C.K. Chang, K. E. Markides, M. L. Lee

High Resolution Imaging of Magnetization

June 1, 1988

Author(s)

Daniel T. Pierce, John Unguris, Robert Celotta

Performance Measures of a Robotic Micropositioner

June 1, 1988

Author(s)

Jonathan W. Lee, James S. Albus, Nicholas G. Dagalakis, T M. Tsai

This work describes a computer simulation of the dynamics and control of a robotic micropositioner. The robotic micropositioner is a parallel link manipulator...

Josephson Junction Model of Critical Current in Granular Y₁Ba₂Cu₃O_7-δ

June 1, 1988

Author(s)

R. L. Peterson, John (Jack) W. Ekin

Optimal Control of a Flexible Robot Arm

June 1, 1988

Author(s)

Jonathan W. Lee, B Wang

The work is a computer simulation of the control of a flexible robot arm. The dynamic equations for a single-link flexible robot arm have been derived...

Error Analysis Techniques for Planar Near-Field Measurements

June 1, 1988

Author(s)

Allen C. Newell

Improved Polarization Measurements Using a Modified Three Antenna Technique

June 1, 1988

Author(s)

Allen C. Newell

Fast Optical Detector Deposited on Dielectric Channel Waveguides

June 1, 1988

Author(s)

Donald R. Larson, Robert J. Phelan

Efficient and Accurate Method for Calculating and Representing Power Density in the Near Zone of Microwave Antennas

June 1, 1988

Author(s)

R L. Lewis, Allen C. Newell

A Brief History of Near-Field Measurements of Antennas at the National Bureau of Standards

June 1, 1988

Author(s)

R C. Baird, Allen C. Newell, Carl F. Stubenrauch

Effect of Random Errors in Planar Near-Field Measurement

June 1, 1988

Author(s)

Allen C. Newell, Carl F. Stubenrauch

Accurate Determination of Planar Near-Field Correction Parameters for Linearly Polarized Probes

June 1, 1988

Author(s)

Andrew G. Repjar, Allen C. Newell, Michael H. Francis

Domain Images of Ultrathin Fe Films on Ag(100)

May 30, 1988

Author(s)

J L. Robins, Robert Celotta, john unguris, Daniel T. Pierce, B Jonker, G Prinz

Scanning electron microscopy with electron polarization analysis has been used to image domains of ultrathin Fe films grown epitaxially on a Ag(100) substrate...

Josephson ac Voltmeter

May 5, 1988

Author(s)

R. L. Peterson, Nile M. Oldham

Scanning Electron Microscopy with Polarization Analysis: Studies of Magnetic Microstructures

May 1, 1988

Author(s)

Robert Celotta, John Unguris, Daniel T. Pierce

Dependence of inelastic electron mean free paths on electron energy and material

May 1, 1988

Author(s)

Shigeo Tanuma, Cedric J. Powell, David R. Penn

Displacement Errors in Antenna Near-Field Measurements and Their Effect on the Far Field

May 1, 1988

Author(s)

Lorant A. Muth

High T_c Superconductor/Noble-Metal Contacts with Surface Resistivities in the 10^-10 {Ω}cm² Range

May 1, 1988

Author(s)

John (Jack) W. Ekin, Tom Kelly, Norman F. Bergren, A. J. Nelson, A. B. Swartzlander, L. L. Kazmerski, A J. Panson, B A. Blankenship

Determination of Polycyclic Aromatic Hydrocarbons in a Coal Tar Standard Reference Material

May 1, 1988

Author(s)

Stephen A. Wise, Bruce A. Benner Jr, G. D. Byrd, S. N. Chesler, R. E. Rebbert, Michele M. Schantz

An X-Ray Monochromator Crystal Which Detects the Bragg Condition

May 1, 1988

Author(s)

Terrence J. Jach, Donald B. Novotny, G. P. Carver, Jon Geist, R D. Spal

Exploiting Computational Parallelism with a Hierarchical Robot Control System

April 29, 1988

Author(s)

John L. Michaloski, Thomas E. Wheatley, Ronald Lumia

Sequential machines do not provide enough computational perfomance for a real-time robot control system. Hierarchical structuring will be considered not only as...

Image Compression Technology and Techniques

April 29, 1988

Author(s)

Tsai H. Hong, M Nashman, K Chaconas

Vision

Accurate Experimental and Theoretical Comparisons Between SIS Mixers Showing Weak and Strong Quantum Effects

April 15, 1988

Author(s)

W. R. McGrath, P. L. Richards, D. W. Face, D. E. Prober, F. L. Lloyd

Electron Spin Polarization Analyzers for Use with Synchrotron Radiation

April 1, 1988

Author(s)

Daniel T. Pierce, Robert Celotta, Michael H. Kelley, john unguris

The measurement of the spin polarization of photoelectrons emitted from a magnetic material is discussed. An important consideration is the acceptance phase...

Exchange Asymmetry in Elastic Scattering of Electrons by Sodium Atoms

April 1, 1988

Author(s)

D H. Oza

Calculations of the exchange asymmetry in elastic scattering of electrons by sodium atoms are reported at incident electron energies of 10 and 54.4 eV. The...