R Friedrich - Concepedia

Author

R Friedrich

Polish Botanical Society

Also Known As

R Friedrich

Publications

276

Citations

H-Index

Concepts

All Affiliations

Polish Botanical Society Physikalisch-Technische Bundesanstalt

About

R Friedrich is an author at Polish Botanical Society specializing in radiometry, instrumentation, and engineering.

Top Concepts

#	Concept	H-Index	Publications	Citations
1	Engineering	9	9	276
2	Natural Sciences	5	5	144
3	Education	3	3	79
4	Applied Physics	2	2	53
5	Biostatistics	1	1	42

R Friedrich

Publications

276

Citations

H-Index

Page 1

	Year	Citations
High-accuracy radiation thermometry at the National Metrology Institute of Germany, the PTB J. Hollandt, R Friedrich, B. Gutschwager, High Temperatures-High Pressures EngineeringMeasurementThermal SensingTemperature PredictionThermal Radiation	2003	53
Present State of the Comparison between Radiometric Scales Based on Three Primary Standards M Stöck, Joachim Fischer, R Friedrich, Metrologia EngineeringMeasurementPtb Radiometric ScalesMeasurement Standards (Educational Assessment)Education	1993	42
Accurate calibration of filter radiometers against a cryogenic radiometer using a trap detector R Friedrich, Joachim Fischer, M Stöck Metrologia EngineeringMeasurementInstrumentation EngineeringFilter RadiometersCalibration	1995	40
New spectral radiance scale from 220 nm to 2500 nm R Friedrich, Joachim Fischer Metrologia Ultraviolet LightEngineeringMeasurementFilter RadiometersThermal Radiation	2000	31
Improved calibration of the spectral responsivity of interference filter radiometers in the visible and near infrared spectral range at PTB D. R. Taubert, R Friedrich, Jürgen Hartmann, Metrologia EngineeringMeasurementAbsorption SpectroscopySpectral ResponsivityCalibration	2003	30
The electron storage ring BESSY as a primary standard source - a radiometric comparison with a cryogenic electrical substitution radiometer in the visible R. Thornagel, Joachim Fischer, R Friedrich, Metrologia X-ray SpectroscopyEngineeringPrimary Standard SourceFilter RadiometersPtb Berlin	1995	26
Precise scale of spectral responsivity for InGaAs detectors based on a cryogenic radiometer and several laser sources Lutz Werner, R Friedrich, Uwe Johannsen, Metrologia Ingaas DetectorsEngineeringMeasurementThermal Cavity DetectorsOptical Testing	2000	23
The double-heatpipe black body: a high-accuracy standard source of spectral irradiance for measurements of<i>T</i> <i>T</i><sub>90</sub> M Stöck, Joachim Fischer, R Friedrich, Metrologia EngineeringThermal SensingHigh-accuracy Standard SourceBlack BodySpectral Irradiance	1995	17
Intercomparison of radiation temperature measurements over the temperature range from 1600 K to 3300 K Boris Khlevnoy, N J Harrison, Leon J. Rogers, Metrologia EngineeringMeasurementEducationTemperature RangeThermal Radiation	2003	14

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