R. Keski-kuha: search on Z-Library

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1

SPIE Proceedings [SPIE SPIE Astronomical Telescopes + Instrumentation - Amsterdam, Netherlands (Sunday 1 July 2012)] Space Telescopes and Instrumentation 2012: Optical, Infrared, and Millimeter Wave - James Webb Space Telescope optical telescope element mirror development history and results

Feinberg, Lee D., Clampin, Mark, Keski-Kuha, Ritva, Atkinson, Charlie, Texter, Scott, Bergeland, Mark, Gallagher, Benjamin B., Clampin, Mark C., Fazio, Giovanni G., MacEwen, Howard A., Oschmann, Jacob

Year:

2012

Language:

english

File:

PDF, 14.38 MB

english, 2012

2

SPIE Proceedings [SPIE SPIE Astronomical Telescopes + Instrumentation - Orlando, Florida , USA (Wednesday 24 May 2006)] Space Telescopes and Instrumentation I: Optical, Infrared, and Millimeter - Status of the JWST optical telescope element

Atkinson, Charlie, Mather, John C., MacEwen, Howard A., Texter, Scott, Hellekson, Robert, de Graauw, Mattheus W. M., Patton, Kevin, Keski-Kuha, Ritva, Feinberg, Lee

Year:

2006

Language:

english

File:

PDF, 1.73 MB

english, 2006

3

SPIE Proceedings [SPIE SPIE Astronomical Telescopes + Instrumentation - Edinburgh, United Kingdom (Sunday 26 June 2016)] Space Telescopes and Instrumentation 2016: Optical, Infrared, and Millimeter Wave - James Webb Space Telescope optical telescope element/integrated science instrument module (OTIS) status

MacEwen, Howard A., Fazio, Giovanni G., Lystrup, Makenzie, Batalha, Natalie, Siegler, Nicholas, Tong, Edward C., Feinberg, Lee, Voyon, Mark, Lander, Juli, Keski-Kuha, Ritva, Matthews, Gary

Year:

2016

Language:

english

File:

PDF, 1.14 MB

english, 2016

4

Layered synthetic microstructure technology considerations for the extreme ultraviolet

Keski-Kuha, Ritva A. M.

Journal:

Year:

1984

Language:

english

File:

PDF, 702 KB

english, 1984

5

Bidirectional reflectance distribution function of diffuse extreme ultraviolet scatterers and extreme ultraviolet baffle materials

Newell, Michael P., Keski-Kuha, Ritva A. M.

Journal:

Year:

1997

Language:

english

File:

PDF, 221 KB

english, 1997

6

SPIE Proceedings [SPIE Optical Science, Engineering and Instrumentation '97 - San Diego, CA (Sunday 27 July 1997)] Grazing Incidence and Multilayer X-Ray Optical Systems - Metalized polyimide filters for x-ray astronomy and other applications

Powell, Forbes R., Keski-Kuha, Ritva A. M., Zombeck, Martin V., Goddard, Richard E., Chartas, George, Townsley, Leisa K., Moebius, Eberhard, Davis, John M., Mason, Glenn M., Hoover, Richard B., Walker

Year:

1997

Language:

english

File:

PDF, 656 KB

english, 1997

7

Chemical vapor deposited silicon carbide mirrors for extreme ultraviolet applications

Keski-Kuha, Ritva A. M.

Journal:

Optical Engineering

Year:

1997

Language:

english

File:

PDF, 157 KB

english, 1997

8

X-ray thin foil filters at cryogenic temperatures

Keski-Kuha, Ritva A. M.

Journal:

Optical Engineering

Year:

1990

File:

PDF, 842 KB

1990

9

SPIE Proceedings [SPIE Astronomical Telescopes and Instrumentation - Glasgow, Scotland (Monday 21 June 2004)] Optical Fabrication, Metrology, and Material Advancements for Telescopes - Instantaneous phase-shifted speckle interferometer for measurement of large optical structures

Saif, Babak N., Millerd, James, Keski-Kuha, Ritva, Feinberg, Lee, Wyant, James C., Atad-Ettedgui, Eli, Dierickx, Philippe

Year:

2004

Language:

english

File:

PDF, 326 KB

english, 2004

10

SPIE Proceedings [SPIE SPIE Astronomical Telescopes + Instrumentation - Amsterdam, Netherlands (Sunday 1 July 2012)] Space Telescopes and Instrumentation 2012: Optical, Infrared, and Millimeter Wave - James Webb Space Telescope optical telescope element mirror coatings

Keski-Kuha, Ritva A., Bowers, Charles W., Quijada, Manuel A., Heaney, James B., Gallagher, Benjamin, McKay, Andrew, Stevenson, Ian, Clampin, Mark C., Fazio, Giovanni G., MacEwen, Howard A., Oschmann,

Year:

2012

Language:

english

File:

PDF, 908 KB

english, 2012

11

SPIE Proceedings [SPIE SPIE Astronomical Telescopes + Instrumentation - Amsterdam, Netherlands (Sunday 1 July 2012)] Space Telescopes and Instrumentation 2012: Optical, Infrared, and Millimeter Wave - Status of the JWST optical telescope element

Atkinson, Charlie, Texter, Scott, Keski-Kuha, Ritva, Feinberg, Lee, Clampin, Mark C., Fazio, Giovanni G., MacEwen, Howard A., Oschmann, Jacobus M.

Year:

2012

Language:

english

File:

PDF, 6.06 MB

english, 2012

12

[OSA Frontiers in Optics - Tucson, Arizona (2003..-..)] Frontiers in Optics - Instantaneous phase-shifted speckle interferometer for measurement of large optical structures

Saif, Babak, Millerd, James, Brock, Neal, Keski-Kuha, R., Feinberg, Lee, Dallas, William J., Marathay, Arvind S., Wyant, James C.

Year:

2003

Language:

english

File:

PDF, 116 KB

english, 2003

13

Optical coating technology for the EUV

J.F. Osantowski, R.A.M. Keski-Kuha, H. Herzig, A.R. Toft, J.S. Gum, C.M. Fleetwood

Journal:

Advances in Space Research

Year:

1991

Language:

english

File:

PDF, 1.20 MB

english, 1991

14

Reflectance measurements and optical constants in the extreme ultraviolet of thin films of ion-beam-deposited carbon

Juan I Larruquert, Ritva A.M Keski-Kuha

Journal:

Optics Communications

Year:

2000

Language:

english

File:

PDF, 123 KB

english, 2000

15

Far ultraviolet optical properties of MgF2 films deposited by ion-beam sputtering and their application as protective coatings for Al

Juan I Larruquert, Ritva A.M Keski-Kuha

Journal:

Optics Communications

Year:

2003

Language:

english

File:

PDF, 111 KB

english, 2003

16

Charged particle and π0multiplicity distributions and the annihilation properties of(ar p)pinteractions at 70 GeV/c

J. J. Dumont, J. Lemonne, G. Vanhomwegen, F. Verbeure, J. Wickens, V. M. Hagman, P. Keski-Kuha, J. Tuominiemi, K. Valtonen, J. A. Estruch, W. H. Evans, P. Mason, H. Muirhead, J. F. Baland, F. Grard, P

Journal:

Zeitschrift für Physik C Particles and Fields

Year:

1982

Language:

english

File:

PDF, 683 KB

english, 1982

17

Inclusive production of neutral strange particles in(ar pp)interactions at 70 GeV/c

J. Lemonnc, G. Vanhomwegen, J. Wickens, V. M. Hagman, P. Keski-Kuha, J. Tuominiemi, K. Valtonen, J. A. Estruch, P. Mason, J. F. Baland, C. Poiret, G. Ekspong, B. Sellden, L. Szilly, N. Yamdagni, M. Bo

Journal:

Zeitschrift für Physik C Particles and Fields

Year:

1984

Language:

english

File:

PDF, 613 KB

english, 1984

18

Grazing incidence reflectance of SiC films produced byplasma-assisted chemical vapor deposition

Keski-Kuha, Ritva A. M., Osantowski, John F., Toft, Albert R., Partlow, William D.

Journal:

Year:

1988

Language:

english

File:

PDF, 454 KB

english, 1988

19

Normal incidence reflectance of ion beam deposited SiC films in the EUV

Keski-Kuha, Ritva A. M., Osantowski, John F., Herzig, Howard, Gum, Jeffrey S., Toft, Albert R.

Journal:

Year:

1988

Language:

english

File:

PDF, 645 KB

english, 1988

20

X-ray metal film filters at cryogenic temperatures

Keski-Kuha, Ritva A. M.

Journal:

Year:

1989

Language:

english

File:

PDF, 468 KB

english, 1989

21

Performance of multilayer coated diffraction gratings in the EUV

Keski-Kuha, Ritva A. M., Thomas, Roger J., Gum, Jeffrey S., Condor, Charles E.

Journal:

Year:

1990

Language:

english

File:

PDF, 1.02 MB

english, 1990

22

Extreme ultraviolet performance of a multilayer coated high density toroidal grating

Thomas, Roger J., Keski-Kuha, Ritva A. M., Neupert, Werner M., Condor, Charles E., Gum, Jeffrey S.

Journal:

Year:

1991

Language:

english

File:

PDF, 931 KB

english, 1991

23

Ion-beam-deposited boron carbide coatings for the extreme ultraviolet

Blumenstock, G. M., Keski-Kuha, Ritva A. M.

Journal:

Year:

1994

Language:

english

File:

PDF, 247 KB

english, 1994

24

Extreme ultraviolet scatterometer: design and capability

Newell, Michael P., Keski-Kuha, Ritva A. M.

Journal:

Year:

1997

Language:

english

File:

PDF, 277 KB

english, 1997

25

Performance of high-density cast silicon carbide in the extreme ultraviolet

Keski-Kuha, Ritva A. M., Fleetwood, Charles M., Robichaud, Joseph

Journal:

Year:

1997

Language:

english

File:

PDF, 150 KB

english, 1997

26

Measuring Efficiency of Far Ultraviolet Optical Systems in Gaseous Nitrogen

Leviton, Douglas B., Hagopian, John G., Geithner, Paul H., Boucarut, Rene A., Madison, Timothy J., Keski-Kuha, Ritva A.M., Hartig, George, Gardner, Lawrence D., French, Thomas A.

Journal:

Year:

1997

Language:

english

File:

PDF, 476 KB

english, 1997

27

Effects of Space Exposure on Ion-Beam-Deposited Silicon-Carbide and Boron-Carbide Coatings

Keski-Kuha, Ritva A. M., Blumenstock, Gerald M., Fleetwood, Charles M., Schmitt, Dirk-Roger

Journal:

Year:

1998

Language:

english

File:

PDF, 89 KB

english, 1998

28

Multilayer Coatings with High Reflectance in the Extreme-Ultraviolet Spectral Range of 50 to 121.6 nm

Larruquert, Juan I., Keski-Kuha, Ritva A. M.

Journal:

Year:

1999

Language:

english

File:

PDF, 95 KB

english, 1999

29

Optical Properties of Hot-Pressed B_4C in the Extreme Ultraviolet

Larruquert, Juan I., Keski-Kuha, Ritva A. M.

Journal:

Year:

2000

Language:

english

File:

PDF, 77 KB

english, 2000

30

Reflectance Measurements and Optical Constants in the Extreme Ultraviolet for Thin Films of Ion-Beam-Deposited SiC, Mo, Mg_2Si, and InSb and of Evaporated Cr

Larruquert, Juan I., Keski-Kuha, Ritva A. M.

Journal:

Year:

2000

Language:

english

File:

PDF, 159 KB

english, 2000

31

Multilayer coatings for narrow-band imaging in the extreme ultraviolet

Larruquert, Juan I., Keski-Kuha, Ritva A. M.

Journal:

Year:

2001

Language:

english

File:

PDF, 96 KB

english, 2001

32

Sub-quarter-wave multilayer coatings with high reflectance in the extreme ultraviolet

Larruquert, Juan I., Keski-Kuha, Ritva A. M.

Journal:

Year:

2002

Language:

english

File:

PDF, 119 KB

english, 2002

33

Calibration of spatially phase-shifted DSPI for measurement of large structures

Saif, Babak, Eegholm, Bente Hoffmann, Bluth, Marcel, Greenfield, Perry, Hack, Warren, Blake, Peter, Keski-Kuha, Ritva, North-Morris, Michael

Journal:

Year:

2007

Language:

english

File:

PDF, 1.24 MB

english, 2007

34

Measurement of large cryogenic structures using a spatially phase-shifted digital speckle pattern interferometer

Saif, Babak, Bluth, Marcel, Greenfield, Perry, Hack, Warren, Eegholm, Bente Hoffmann, Blake, Peter, Keski-Kuha, Ritva, Feinberg, Lee, Arenberg, Jonathan W.

Journal:

Year:

2008

Language:

english

File:

PDF, 13.78 MB

english, 2008

35

Removal of a protective coating on Al by ion etching for high reflectance in the far ultraviolet

Larruquert, Juan I., Keski-Kuha, Ritva A. M.

Journal:

Year:

2008

Language:

english

File:

PDF, 752 KB

english, 2008

36

[American Institute of Aeronautics and Astronautics Space 2004 Conference and Exhibit - San Diego, California ()] Space 2004 Conference and Exhibit - Direct Measurement of Large, Diffuse, Optical Structures

Saif, Babak, Keski-Kuha, Ritva, Feinberg, Lee, Wyant, James, Atkinson, Charles

Year:

2004

Language:

english

File:

PDF, 3.25 MB

english, 2004

37

SPIE Proceedings [SPIE Optical Science and Technology, SPIE's 48th Annual Meeting - San Diego, CA (Sunday 3 August 2003)] Optical Materials and Structures Technologies - Protected silver coatings for low-scatter SiC and SiC/Si mirror surfaces

Heaney, James B., Quijada, Manuel A., Stevenson, Ian C., Keski-Kuha, Ritva A. M., Schwartz, Jay R., Robichaud, Joseph, Goodman, William A.

Year:

2003

Language:

english

File:

PDF, 318 KB

english, 2003

38

[IEEE 2007 IEEE Aerospace Conference - Big Sky, MT, USA (2007.03.3-2007.03.10)] 2007 IEEE Aerospace Conference - Electronic Speckle Pattern Interferom-etry for JWVST

Saif, Babak, Bluth, Marcel, Eegholm, Bente, Zukowski, Barbara, Keski-Kuha, Ritva, Blake, Peter

Year:

2007

Language:

english

File:

PDF, 8.52 MB

english, 2007

39

A far-ultraviolet contamination-irradiation facility for in situ reflectance measurements

Meier, Steven R., Tveekrem, June L., Keski-Kuha, Ritva A. M.

Journal:

Review of Scientific Instruments

Year:

1998

Language:

english

File:

PDF, 318 KB

english, 1998

40

[IEEE 2007 IEEE Aerospace Conference - Big Sky, MT, USA (2007.03.3-2007.03.10)] 2007 IEEE Aerospace Conference - Optical Modeling of the Alignment and Test of the NASA James Webb Space Telescope

Howard, Joseph M., Hayden, Bill, Keski-Kuha, Ritva, Lee Feinberg,

Year:

2007

Language:

english

File:

PDF, 832 KB

english, 2007

41

SPIE Proceedings [SPIE Optical Science, Engineering and Instrumentation '97 - San Diego, CA (Sunday 27 July 1997)] EUV, X-Ray, and Gamma-Ray Instrumentation for Astronomy VIII - Gas permeability through thin-foil x-ray filters

Tveekrem, June L., Keski-Kuha, Ritva A. M., Webb, Andrew T., Siegmund, Oswald H. W., Gummin, Mark A.

Year:

1997

Language:

english

File:

PDF, 349 KB

english, 1997

42

SPIE Proceedings [SPIE SPIE Astronomical Telescopes + Instrumentation - Montréal, Quebec, Canada (Sunday 22 June 2014)] Space Telescopes and Instrumentation 2014: Optical, Infrared, and Millimeter Wave - Status of the JWST optical telescope element

Oschmann, Jacobus M., Clampin, Mark, Fazio, Giovanni G., MacEwen, Howard A., Atkinson, Charlie, Texter, Scott, Keski-Kuha, Ritva, Feinberg, Lee

Year:

2014

Language:

english

File:

PDF, 2.04 MB

english, 2014

43

SPIE Proceedings [SPIE Laser-Induced Damage in Optical Materials: 1994 - Boulder, CO (Monday 24 October 1994)] Laser-Induced Damage in Optical Materials: 1994 - High-reflectance coatings and materials for the extreme ultraviolet

Keski-Kuha, Ritva A. M., Osantowski, John F., Blumenstock, Gerry M., Gum, Jeffrey S., Fleetwood, Charles M., Leviton, Douglas B., Saha, Timo T., Hagopian, John G., Tveekrem, June L., Wright, Geraldine

Year:

1995

Language:

english

File:

PDF, 379 KB

english, 1995

44

SPIE Proceedings [SPIE SPIE Photonics Europe - Brussels, Belgium (Monday 12 April 2010)] Optics, Photonics, and Digital Technologies for Multimedia Applications - Image processing for alignment of aspheric optics without fiducials

Saif, Babak N., Schelkens, Peter, Ebrahimi, Touradj, Greenfield, Perry E., Hack, Warren, Cristóbal, Gabriel, Truchetet, Frédéric, Keski-Kuha, Ritva A., Feinberg, Lee D., Saarikko, Pasi, Chaney, David

Year:

2010

Language:

english

File:

PDF, 3.46 MB

english, 2010

45

SPIE Proceedings [SPIE SPIE Astronomical Telescopes + Instrumentation - Montréal, Quebec, Canada (Sunday 22 June 2014)] Space Telescopes and Instrumentation 2014: Optical, Infrared, and Millimeter Wave - James Webb Space Telescope (JWST) Optical Telescope Element (OTE) Pathfinder status and plans

Oschmann, Jacobus M., Clampin, Mark, Fazio, Giovanni G., MacEwen, Howard A., Feinberg, Lee D., Keski-Kuha, Ritva, Atkinson, Charlie, Booth, Andrew, Whitman, Tony

Year:

2014

Language:

english

File:

PDF, 1.69 MB

english, 2014

46

SPIE Proceedings [SPIE SPIE Astronomical Telescopes + Instrumentation - Montréal, Quebec, Canada (Sunday 22 June 2014)] Space Telescopes and Instrumentation 2014: Optical, Infrared, and Millimeter Wave - New method for characterizing the state of optical and opto-mechanical systems

Oschmann, Jacobus M., Clampin, Mark, Fazio, Giovanni G., MacEwen, Howard A., Saif, Babak, Keski-Kuha, Ritva, Feinberg, Lee, Chaney, David, Bluth, Marcel, Greenfield, Perry, Hack, Warren, Smith, Scott,

Year:

2014

Language:

english

File:

PDF, 12.44 MB

english, 2014

47

X-ray reflectivity of cobalt and titanium in the vicinity of the L2,3absorption edges

J. Bremer, L. Kaihola, R. Keski-kuha

Year:

1980

Language:

english

File:

PDF, 314 KB

english, 1980

48

Nanometer level characterization of the James Webb Space Telescope optomechanical systems using high-speed interferometry

Saif, Babak, Chaney, David, Scott Smith, W., Greenfield, Perry, Hack, Warren, Bluth, Josh, Otten, Austin Van, Bluth, Marcel, Sanders, James, Keski-Kuha, Ritva, Feinberg, Lee, North-Morris, Michael, Mi

Journal:

Year:

2015

Language:

english

File:

PDF, 3.56 MB

english, 2015

49

SPIE Proceedings [SPIE San Diego '92 - San Diego, CA (Sunday 19 July 1992)] Instrumentation for Magnetospheric Imagery - 834-A reflective coating for magnetospheric imagery applications

Chakrabarti, Supriya, Edelstein, Jerry, Keski-Kuha, Ritva A. M., Threat, Felix T., Chakrabarti, Supriya

Year:

1992

Language:

english

File:

PDF, 319 KB

english, 1992

50

SPIE Proceedings [SPIE SPIE's 1995 International Symposium on Optical Science, Engineering, and Instrumentation - San Diego, CA (Sunday 9 July 1995)] X-Ray and Extreme Ultraviolet Optics - Extreme ultraviolet optical properties of ion-beam-deposited boron carbide thin films

Blumenstock, Gerry M., Keski-Kuha, Ritva A. M., Ginter, Marshal L., Hoover, Richard B., Walker, Jr., Arthur B. C.

Year:

1995

Language:

english

File:

PDF, 209 KB

english, 1995