Zobrazeno 1 - 10
of 81
pro vyhledávání: '"P.C. Russell"'
Publikováno v:
TP30. TP030 MORE INTERESTING CASES IN PLEURAL DISEASE.
Publikováno v:
Sensor Review. 23:60-65
A description about the use of the chromatic methodology for monitoring an arc plasma jet utilised for heating micro particles for forming plasma sprayed coatings is given. It is shown that the behaviour of both the plasma and heated micro particles
Publikováno v:
Vacuum. 69:125-128
A chromatic detection system was designed and tested for monitoring the optical emission from a d.c. arc plasma jet with and without powder particles heated in the plasma. The chromaticity parameters measured are correlated with the arc current, gas
Autor:
P.C. Russell, Gordon R. Jones
Publikováno v:
Vacuum. 58:88-99
Chromatic systems were originally developed for monitoring the optical emissions of plasma. This contribution describes how the technology has been utilised on low- and high-pressure plasma systems. The speed of operation of chromatic systems has all
Publikováno v:
Sensor Review. 20:43-49
A system is described that uses a low‐cost off the shelf camera and computing components, along with software developed at the Centre for Intelligent Monitoring Systems (CIMS), to provide an economical solution to colour matching problems. It is ai
Publikováno v:
Computers & Industrial Engineering. 37:367-370
Despite its widespread use, plasma etching remains a poorly understood operation. Using chromatic monitor to measure key plasma parameters, the etch process was characterised using response surface methodology. In order to develop control-oriented mo
Publikováno v:
Sensors and Actuators A: Physical. 76:231-240
A non-contact, optical fibre based temperature probe is described with potential applications in hostile environments where contact between the sensing element and the fibre tips may not be possible nor desirable. This enables the sensor addressing f
Publikováno v:
Computer Vision and Image Understanding. 74:96-100
Hough transforms have long been used as computationally efficient methods for detecting particular shapes in images. This paper describes a practical implementation of a Hough transform for the characterisation of rock fractures in acoustic borehole
Publikováno v:
Sensor Review. 18:44-48
A brief description is given of chromatic optical fibre sensing with particular reference to the monitoring of semiconductor plasma processing. Via this particular example it is shown how such chromatic sensing forms a convenient basis for interconne
Publikováno v:
IEE Proceedings - Science, Measurement and Technology. 144:257-262
A PC-based neural-network processing system is described for the interpretation of chromatic sensor information monitored remotely using a CCD camera. Chromaticity based monitoring provides a means of simple data pre-processing to reduce system noise