David Westpfahl: search on Z-Library

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1

Investigating Effect of Space Radiation Environment on Piezoelectric Sensors: Cobalt-60 Irradiation Experiment

Anderson, Mary, Zagrai, Andrei N., Daniel, Joshua D., Westpfahl, David J., Henneke, Dale

Journal:

Journal of Nondestructive Evaluation, Diagnostics and Prognostics of Engineering Systems

Year:

2017

Language:

english

File:

PDF, 8.55 MB

english, 2017

2

VII Zw 403: H I STRUCTURE IN A BLUE COMPACT DWARF GALAXY

Simpson, Caroline E., Hunter, Deidre A., Nordgren, Tyler E., Brinks, Elias, Elmegreen, Bruce G., Ashley, Trisha, Lynds, Roger, McIntyre, Vince J., O'Neil, Earl J., Östlin, Göran, Westpfahl, David J.,

Journal:

The Astronomical Journal

Year:

2011

Language:

english

File:

PDF, 418 KB

english, 2011

3

Data acquisition in a high-speed rotating frame for New Mexico Institute of Mining and Technology liquid sodium αω dynamo experiment

Si, Jiahe, Colgate, Stirling A., Li, Hui, Martinic, Joe, Westpfahl, David

Journal:

Review of Scientific Instruments

Year:

2013

Language:

english

File:

PDF, 3.22 MB

english, 2013

4

High Magnetic Shear Gain in a Liquid Sodium Stable Couette Flow Experiment: A Prelude to an α-Ω Dynamo

Colgate, Stirling, Beckley, Howard, Si, Jiahe, Martinic, Joe, Westpfahl, David, Slutz, James, Westrom, Cebastian, Klein, Brianna, Schendel, Paul, Scharle, Cletus

Journal:

Physical Review Letters

Year:

2011

Language:

english

File:

PDF, 555 KB

english, 2011

5

The electrical properties of coal slag

R. Pollina, Raymond Larsen, David Westpfahl

Journal:

Journal of Non-Crystalline Solids

Year:

1980

Language:

english

File:

PDF, 655 KB

english, 1980

6

Big Island Cities at Night

Westpfahl, David

Journal:

International Astronomical Union Colloquium

Year:

1991

File:

PDF, 27 KB

1991

7

SPIE Proceedings [SPIE SPIE Astronomical Telescopes + Instrumentation - Marseille, France (Monday 23 June 2008)] Observatory Operations: Strategies, Processes, and Systems II - Magdalena Ridge Observatory: the start-up of a new observatory

Bakker, Eric J., Brissenden, Roger J., Silva, David R., Westpfahl, David, Loos, Gary

Year:

2008

Language:

english

File:

PDF, 936 KB

english, 2008

8

Star Formation Triggering Mechanisms in Dwarf Galaxies: The FarâUltraviolet, HÎ±, and H i Morphology of Holmberg II

Stewart, Susan G., Fanelli, Michael N., Byrd, Gene G., Hill, Jesse K., Westpfahl, David J., Cheng, KwangâPing, OâConnell, Robert W., Roberts, Morton S., Neff, Susan G., Smith, Andrew M., Stecher,

Journal:

The Astrophysical Journal

Year:

2000

File:

PDF, 655 KB

2000

9

SPIE Proceedings [SPIE Astronomical Telescopes and Instrumentation - Glasgow, Scotland (Monday 21 June 2004)] New Frontiers in Stellar Interferometry - A new instrument for measuring atmospheric turbulence

Jacobs, Danny C., Edwards, Brett, Stelly, Zak, Gorgievska, Ivana, Westpfahl, David J., Klinglesmith III, Daniel A., Creech-Eakman, Michelle J., Traub, Wesley A.

Year:

2004

Language:

english

File:

PDF, 1.80 MB

english, 2004

10

The Geometry of the H [CSC]i[/CSC] of Several Members of the M81 Group: The H [CSC]i[/CSC] Is Fractal

Westpfahl, David J., Coleman, Paul H., Alexander, Jordan, Tongue, Thomas

Journal:

The Astronomical Journal

Year:

1999

Language:

english

File:

PDF, 499 KB

english, 1999

11

What Causes the HI Holes in Gas-Rich LSB Dwarfs?

Rhode, Katherine L., Salzer, John J., Westpfahl, David J.

Journal:

International Astronomical Union Colloquium

Year:

1999

File:

PDF, 196 KB

1999

12

The Relighting of Kalispell, Montana

Westpfahl, David

Journal:

International Astronomical Union Colloquium

Year:

1991

Language:

english

File:

PDF, 36 KB

english, 1991

13

SPIE Proceedings [SPIE Astronomical Telescopes and Instrumentation - Waikoloa, HI (Thursday 22 August 2002)] Interferometry for Optical Astronomy II - Magdalena Ridge Observatory optical interferometer: a status report

Loos, Gary C., Westpfahl, David J., Horton, Richard F., Traub, Wesley A.

Year:

2003

Language:

english

File:

PDF, 162 KB

english, 2003

14

THE PATTERN SPEEDS OF NGC 3031, NGC 2366, AND DDO 154 AS FUNCTIONS OF RADIUS

Speights, Jason C., Westpfahl, David J.

Journal:

The Astrophysical Journal

Year:

2012

Language:

english

File:

PDF, 1.75 MB

english, 2012

15

IS THE QUASAR 3C 232 EMBEDDED IN THE NEUTRAL HYDROGEN TAIL OF THE GALAXY NGC 3067?

PETER PESCH, DAVID J. WESTPFAHL, JR. and SUSAN M. SIMKIN

Journal:

Publications of the Astronomical Society of the Pacific

Year:

1990

Language:

english

File:

PDF, 521 KB

english, 1990

16

The Speed and Origin of the H i Spiral Pattern in M81

Westpfahl, David J.

Journal:

The Astrophysical Journal Supplement Series

Year:

1998

Language:

english

File:

PDF, 797 KB

english, 1998

17

SPIE Proceedings [SPIE Astronomical Telescopes and Instrumentation - Glasgow, Scotland (Monday 21 June 2004)] Ground-based Telescopes - Lessons learned from the environmental impact statement of the Magdalena Ridge Observatory

Westpfahl, David J., Romero, Van D., Oschmann, Jr., Jacobus M.

Year:

2004

Language:

english

File:

PDF, 70 KB

english, 2004

18

SPIE Proceedings [SPIE Astronomical Telescopes and Instrumentation - Munich, Germany (Monday 27 March 2000)] Interferometry in Optical Astronomy - The Magdalena Ridge Observatory: a look ahead

Westpfahl, David J., Loos, Gary C., Romero, Van D., Friedman, Jeffrey F., Lena, Pierre J., Quirrenbach, Andreas

Year:

2000

Language:

english

File:

PDF, 1.26 MB

english, 2000

19

SPIE Proceedings [SPIE Astronomical Telescopes and Instrumentation - Waikoloa, HI (Thursday 22 August 2002)] Interferometry for Optical Astronomy II - Determining the orientation of the rotation axis of a star using a spectral-line interferometer

Westpfahl, David J., Mozurkewich, David, Dudley, Charles, Traub, Wesley A.

Year:

2003

File:

PDF, 160 KB

2003

20

A List of Late‐Type Stars in the Galactic Antirotation Direction

Westpfahl, David J., Bell, David J., Yoss, Kenneth M.

Journal:

Publications of the Astronomical Society of the Pacific

Year:

1999

Language:

english

File:

PDF, 188 KB

english, 1999

21

[ASME ASME 2016 International Mechanical Engineering Congress and Exposition - Phoenix, Arizona, USA (Friday 11 November 2016)] Volume 9: Mechanics of Solids, Structures and Fluids; NDE, Diagnosis, and Prognosis - Electro-Mechanical Impedance Measurements in an Imitated Low Earth Orbit Radiation Environment

Anderson, Mary L., Daniel, Joshua D., Zagrai, Andrei N., Westpfahl, David J.

Year:

2016

Language:

english

File:

PDF, 2.05 MB

english, 2016

22

THE SHEARING H I SPIRAL PATTERN OF NGC 1365

Speights, Jason C., Westpfahl, David J.

Journal:

The Astrophysical Journal

Year:

2011

Language:

english

File:

PDF, 2.56 MB

english, 2011

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