Department of Space Research and Technology

1998

SODART optical block of the SRG satellite: Design and integration

Christensen, F. E., Frederiksen, P., Polny, J., Rasmussen, I. L., Wiebicke, H. J., Sysoev, V. K., Terekhov, O. & Borozdin, K. N., 1998, In: Proceedings of SPIE - The International Society for Optical Engineering. 3444, p. 668-671

Research output: Contribution to journal › Conference article › Research › peer-review

1997

A synchrotron radiation facility for x-ray astronomy

Hall, C. J., Lewis, R. A., Christensen, F. E., Fraser, G., Norman, D., Kent, B., Owens, A., Ubertini, P., Hoover, R. B. & Walker II, A. B. C., 1997, In: Proceedings of SPIE - The International Society for Optical Engineering. 3113, p. 509-514

Research output: Contribution to journal › Conference article › Research › peer-review

Development of grazing incidence multilayer mirrors for hard X-ray focusing telescopes

Mao, P. H., Harrison, F. A., Platonov, Y. Y., Broadway, D., DeGroot, B., Christensen, F. E., Craig, W. W. & Hailey, C. J., 1997, In: Proceedings of SPIE - The International Society for Optical Engineering. 3114, p. 526-534

Research output: Contribution to journal › Conference article › Research › peer-review

Investigation of Substrates and Mounting Techniques for the High Energy Focusing Telescope (HEFT)

Hailey, C. J., Abdali, S., Christensen, F. E., Craig, W. W., Decker, T. R., Harrison, F. A. & Jimenez-Garate, M. A., 1997, In: Proceedings of SPIE - The International Society for Optical Engineering. 3114, p. 535-543

Research output: Contribution to journal › Conference article › Research › peer-review

The objective crystal spectrometer OXS on the spectrum-X-gamma satellite crystal calibrations

Abdali, S., Christensen, F. E., Schnopper, H. W., Gerward, L., Wiebicke, H.-J., Halm, I., Louis, E., Voorma, H.-J., Spiller, E. & Tarro, C., 1997, In: Proceedings of SPIE - The International Society for Optical Engineering. 3114, p. 358-372

Research output: Contribution to journal › Conference article › Research › peer-review

1996

Deposition and characterization of multilayers on thin foil x-ray mirrors for high-throughput x-ray telescopes

Hussain, A. M., Joensen, K. D., Hoeghoej, P., Christensen, F. E., Louis, E., Voorma, H.-J., Soong, Y., White, N. E., Anderson, I., Hoover, R. B., Walker, A. B. J., Hoover, R. B. & Walker, A. B. J., 1996, In: Proceedings of SPIE - The International Society for Optical Engineering. 2805, p. 336-342

Research output: Contribution to journal › Conference article › Research › peer-review

1995

Hard and soft x-ray study of the correlation between substrate quality and multilayer performance for Co/C coating produced by electron beam evaporation using ion polishing

Abdali, S., Christensen, F. E., Spiller, E. & Louis, E., 1995, In: Proceedings of SPIE, the International Society for Optical Engineering. 2515, p. 487-493

Research output: Contribution to journal › Conference article › Research › peer-review

Multilayer x-ray mirrors for the objective crystal spectrometer on the Spectrum Roentgen Gamma satellite

Louis, E., Spiller, E., Abdali, S. & Christensen, F. E., 1995, In: Proceedings of SPIE, the International Society for Optical Engineering. 2515, p. 194-203

Research output: Contribution to journal › Conference article › Research › peer-review

X-ray study of a SODART flight telescope using the expanded beam x-ray optics beamline at the Daresbury synchrotron

Christensen, F. E., Hornstrup, A., Frederiksen, P. K. & Abdali, S., 1995, In: Proceedings of SPIE, the International Society for Optical Engineering. 2515, p. 458-467

Research output: Contribution to journal › Conference article › Research › peer-review

1994

Expanded beam x-ray optics calibration facility at the Daresbury Synchrotron

Christensen, F. E., Hornstrup, A., FREDERIKSEN, P., ABDALI, S., Grundsøe, P., SCHNOPPER, H., LEWIS, R., HALL, C. & BOROZDIN, K., 1994, In: Proceedings of SPIE - The International Society for Optical Engineering. 2011, p. 540-548

Research output: Contribution to journal › Conference article › Research › peer-review

Objective Crystal Spectrometer on the SRG satellite

Christensen, F. E., Westergaard, N. J. S., Rasmussen, I., Rasmussen, I. L., Schnopper, H. W., Wiebicke, H.-J., Halm, I., Geppert, U. R. & Borozdin, K. N., 1994, In: Proceedings of SPIE - The International Society for Optical Engineering. 2279, p. 511-516

Research output: Contribution to journal › Conference article › Research › peer-review

Preliminary results of a feasibility study for a hard x-ray Kirkpatrick-Baez telescope

Joensen, K. D., Gorenstein, P., Wood, J. L., Christensen, F. E. & Hoghoj, P., 1994, In: Proceedings of SPIE - The International Society for Optical Engineering. 2279, p. 180-189

Research output: Contribution to journal › Conference article › Research › peer-review

Prospects for supermirrors in hard x-ray spectroscopy

Joensen, K. D., Gorenstein, P., Christensen, F. E., Hoghoj, P., Ziegler, E., Susini, J., Freund, A. K., Siddons, D. P. & Wood, J. L., 1994, In: Proceedings of SPIE - The International Society for Optical Engineering. 2283, p. 130-141

Research output: Contribution to journal › Conference article › Research › peer-review

XSPECT telescopes on the SRG: optical performance

Westergaard, N. J. S., Polny, J., Christensen, F. E., Nørgaard-Nielsen, H. U. & Schnopper, H. W., 1994, In: Proceedings of SPIE - The International Society for Optical Engineering. 2279, p. 526-531

Research output: Contribution to journal › Conference article › Research › peer-review

1993

Analysis of rocking curve measurements of LiF flight crystals for the objective crystal spectrometer on SPECTRUM-X-GAMMA

Halm, I., Wiebicke, H.-J., Geppert, U. R. M. E., Christensen, F. E., Abdali, S., Schnopper, H. W., Siegmund, O. H. & Siegmund, O. H., 1993, In: Proceedings of SPIE - The International Society for Optical Engineering. 2006, p. 11-21

Research output: Contribution to journal › Conference article › Research › peer-review

High energy x-ray reflectivity and scattering study from spectrum-x-gamma flight mirrors

Christensen, F. E., Budtz-Jørgensen, C., Frederiksen, P. K., Westergaard, N. J. S. & Schnopper, H. W., 1993, In: Proceedings of SPIE - The International Society for Optical Engineering. 1742

Research output: Contribution to journal › Conference article › Research › peer-review

High-resolution x-ray scatter and reflectivity study of sputtered IR surfaces

Christensen, F. E., Abdali, S., Hornstrup, A. & Schnopper, H. W., 1993, In: Proceedings of SPIE - The International Society for Optical Engineering. 2011, p. 18-33

Research output: Contribution to journal › Conference article › Research › peer-review

High-resolution x-ray studies of an AXAF high-energy transmission grating

Abdali, S., Christensen, F. E., Schnopper, H. W. & Markert, T. H., 1993, In: Proceedings of SPIE - The International Society for Optical Engineering. 2011, p. 2-11

Research output: Contribution to journal › Conference article › Research › peer-review

Measurement of multilayer reflectivities from 8 keV to 130 keV

Hoeghoej, P., Joensen, K. D., Christensen, F. E. & Susini, J., 1993, In: Proceedings of SPIE - The International Society for Optical Engineering. 2011, p. 354-359

Research output: Contribution to journal › Conference article › Research › peer-review

Multilayered supermirror structures for hard x-ray synchrotron and astrophysics instrumentation

Joensen, K. D., Hoeghoej, P., Christensen, F. E. & Gorenstein, P., 1993, In: Proceedings of SPIE - The International Society for Optical Engineering. 2011, p. 360-372

Research output: Contribution to journal › Conference article › Research › peer-review

1992

A graded d-spacing multilayer telescope for high-energy x-ray astronomy

Christensen, F. E., Hornstrup, A., WESTERGAARD, N., SCHNOPPER, H., WOOD, J. & PARKER, K., 1992, In: Proceedings of SPIE - The International Society for Optical Engineering.

Research output: Contribution to journal › Conference article › Research › peer-review

Qualification study of LiF flight crystals for the objective crystal spectrometer on the SPECTRUM-X-GAMMA satellite

Christensen, F. E., Rasmussen, I., Schnopper, H. W., Wiebicke, H., Halm, I., Geppert, U. & Borozdin, K., 1992, In: Proceedings of SPIE - The International Society for Optical Engineering. 1743, p. 181-189 9 p.

Research output: Contribution to journal › Conference article › Research › peer-review

X-ray scattering measurements from thin-foil x-ray mirrors

Christensen, F. E., BYRNAK, B., Hornstrup, A., SHOUHUA, Z., WESTERGAARD, N., SCHNOPPER, H. & JALOTA, L., 1992, In: Proceedings of SPIE - The International Society for Optical Engineering. 1546, 10 p.

Research output: Contribution to journal › Conference article › Research › peer-review

1991

Gamma-ray bursts observed by the watch experiment

Lund, N., Brandt, S. & Castro-Tirado, A. J., 1991, In: A I P Conference Proceedings Series. 265, p. 53-57

Research output: Contribution to journal › Conference article › Research

Performance of microstrip proportional counters for x-ray astronomy on spectrum-roentgen-gamma

Budtz-Jørgensen, C., BAHNSEN, A., Christensen, F. E., MADSEN, M., OLESEN, C. & SCHNOPPER, H., 1991, In: Proceedings of SPIE - The International Society for Optical Engineering. 1549, 9 p., 429.

Research output: Contribution to journal › Conference article › Research › peer-review

1989

A Test Facility For Astronomical X-Ray Optics

Lewis, R. A., Bordas, J. & Christensen, F. E., 1989, In: Proceedings of SPIE - The International Society for Optical Engineering. 1160, p. 500-506 7 p.

Research output: Contribution to journal › Conference article › Research › peer-review

Status Of The Development Of A Thin Foil High Throughput X-Ray Telescope For The Soviet Spectrum X-Gamma Mission

WESTERGAARD, N., BYRNAK, B., Christensen, F. E., GRUNDSOE, P., Hornstrup, A., HENRICHSEN, S., HENRIKSEN, U., JESPERSEN, E., Nørgaard-Nielsen, H. U., Polny, J., SCHNOPPER, H. & ORUP, P., 1989, In: Proceedings of SPIE - The International Society for Optical Engineering. 1160

Research output: Contribution to journal › Conference article › Research › peer-review

X-Ray Measurements Of Total Reflectivity And Scattering From Au-Coated Foils.

Hornstrup, A., Christensen, F. E. & Schnopper, H. W., 1989, In: Proceedings of SPIE - The International Society for Optical Engineering. 1160, p. 507-516

Research output: Contribution to journal › Conference article › Research › peer-review

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