Prof. Josef Pelzl Profile

Prof. Josef Pelzl

at Ruhr-Univ Bochum

SPIE Involvement:

Author

Publications (2)

Proceedings Article | 12 May 2000 Paper

Accurate spectral method for measuring twist angle of TN cells with rubbed and grooved surfaces

Victor Konovalov, Anatoli Muravski, Sergei Yakovenko, Josef Pelzl

Proceedings Volume 4147, (2000) https://doi.org/10.1117/12.385699

KEYWORDS: Polarizers, Transmittance, Liquid crystals, LCDs, Physics, Crystals, Optical alignment, Visible radiation, Phase shifts, Atomic force microscopy

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SPIE Journal Paper | 1 February 1997

Dual-modulation-frequency photopyroelectric technique: application to thermophysical investigation of (NH4)HSO4 and (ND4)2TeCl6 crystals at low temperature

Mihai Chirtoc, Dirk Giese, Bertram Arnscheidt, Nikolai Kalevitch, Josef Pelzl

OE, Vol. 36, Issue 02, (February 1997) https://doi.org/10.1117/12.10.1117/1.601209

KEYWORDS: Sensors, Personal protective equipment, Crystals, Temperature metrology, Picosecond phenomena, Ferroelectric materials, Calibration, Modulation, Epoxies, Ceramics

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