M J Downs - Concepedia

Concepedia

Author

M J Downs

National Physical Laboratory

Also Known As

M J Downs, M. J. Downs, M.J. Downs, Michael Downs, Michael J Downs, Michael J. Downs

39

Publications

1.7K

Citations

16

H-Index

57

Concepts

All Affiliations

National Physical Laboratory Teddington Memorial Hospital

MJ

About

M J Downs is an author at National Physical Laboratory specializing in engineering, optical properties, and instrumentation.

Top Concepts

#	Concept	H-Index	Publications	Citations
1	Engineering	14	17	1.5K
2	Applied Physics	9	9	861
3	Education	7	7	243
4	Natural Sciences	2	2	85
5	Electrical Engineering	2	2	76

M J Downs

×

19

Publications

1.7K

Citations

16

H-Index

	Year	Citations
An Updated Edlén Equation for the Refractive Index of Air K P Birch, M J Downs Metrologia EngineeringWave OpticCarbon Dioxide ContentDispersionEdlén Equation	1993	587
Correction to the Updated Edlén Equation for the Refractive Index of Air K P Birch, M J Downs Metrologia Numerical AnalysisEngineeringPhysicsOptical PropertiesEdlén Equation	1994	404
The use of x-ray interferometry to investigate the linearity of the NPL Differential Plane Mirror Optical Interferometer Andrew Yacoot, M J Downs Measurement Science and Technology PhotonicsEngineeringOptical PropertiesCalibrationOptical Testing	2000	68
Optical system for measuring the profiles of super-smooth surfaces M J Downs, W. H. McGivern, Heather J. Ferguson Precision Engineering Geometric ModelingEngineeringCoherent Gradient SensingPhysicsOptical Properties	1985	66
Measurements of the Refractive Index of Air Using Interference Refractometers Peter A. W. J. F. Schellekens, Günter Wilkening, F Reinboth, Metrologia	1986	66
The results of a comparison between calculated and measured values of the refractive index of air K P Birch, M J Downs Journal of Physics E Scientific Instruments EngineeringMeasurementGas RefractometerOptic DesignOptical Testing	1988	61
An unmodulated bi-directional fringe-counting interferometer system for measuring displacement M J Downs, K.W. Raine Precision Engineering EngineeringMeasurementCalibrationInterferometryEducation	1979	55
Some Applications of Thin Films to Polarization Devices P B Clapham, M J Downs, R. J. King Applied Optics Materials ScienceOptical MaterialsMultilayer StackEngineeringPhysics	1969	51
Beam-splitter Coatings for Producing Phase Quadrature Interferometer Outputs K.W. Raine, M J Downs Optica Acta International Journal of Optics	1978	51
Bi-directional fringe counting interference refractometer M J Downs, K P Birch Precision Engineering EngineeringMeasurementCalibrationInterferometryBi-directional Fringe	1983	45

Page 1