Report/Guide

Theobald, P; Thompson, A D; Robinson, S P; Barham, R G; Preston, R C; Lepper, P*; Swift, C*; Tyrer, J*; Greated, C*; Campbell, M*; Schlike, T*; Yuebing, W (2004) Fundamental standards for acoustics based on optical methods - final report. NPL Report. DQL-AC 001

Theobald, P; Thompson, A D; Robinson, S P; Preston, R C; Lepper, P*; Swift, C*; Yuebing, W*; Tyrer, J* (2004) Fundamental standards for acoustics based on optical methods - phase three report for sound in water. NPL Report. CAIR 9

Theobald, P; Robinson, S P; Thompson, A D; Preston, R C; Lepper, P*; Swift, C*; Yuebing, W*; Tyrer, J*; Hargrave, S* (2003) Fundamental standards for acoustics based on optical methods - phase two report for sound in water. NPL Report. CAIR 3

Theobald, P; Preston, R C; Robinson, S P; Barham, R G; Tyrer, T*; Greated, C*; Campbell, M*; Schlicke, T*; Hargrave, S*; Swift, C*; Crickmore, R* (2002) Fundamental standards for acoustics based on optical methods - first stage report. NPL Report. CMAM 83

Esward, T J; Theobald, P D; Dowson, S P; Preston, R C (2002) An investigation into the establishment and assessment of a test facility for the calibration of acoustic emission sensors. NPL Report. CMAM 82

Preston, R C (2002) Summary of NDT/NDE- related research, development and facilities at the UK National Physical Laboratory. NPL Report. CMAM 79

Preston, R C; Shaw, A (2001) Recommended ultrasound field safety classification for medical diagnostic devices. Measurement Good Practice Guide. 50

Gélat, P N; Preston, R C; Hurrell, A* (2001) Development, validation and publication of a complete model for hydrophone/amplifier transfer characteristics. NPL Report. CMAM 61

Shaw, A; Pay, N M; Preston, R C (1998) Assessment of the likely thermal index values for pulsed Doppler ultrasonic equipment - Stages II and III: experimental assessment of scanner/transducer combinations. NPL Report. CMAM 12

Shaw, A; Preston, R C; Bond, A D (1997) Assessment of the likely thermal index values for pulsed Doppler ultrasonic equipment - Stage 1: calculation based on manufacturers' data. NPL Report. CIRA(EXT)018

Article

Harland, A R*; Petzing, J N*; Tyrer, J R*; Bickley, C J; Robinson, S P; Preston, R C (2003) Application and assessment of laser Doppler velocimetry for underwater acoustic measurements. J. Sound Vib., 265 (3). pp. 627-645.

Esward, T J; Preston, R C; Gélat, P N (2003) Piston-cylinder pressure balance design with a negligible distortion coefficient. Meas. Sci. Technol., 14 (6). pp. 796-806.

Robinson, S P; Preston, R C; Smith, M R*; Millar, C* (2000) PVDF reference hydrophones development in the UK - from fabrication and lamination to use as secondary standards. IEEE Trans. Ultrason. Feroelectr. Freq. Control, 47 (6). pp. 1336-1344.

Preston, R C (2000) Standards and measurement. Ultrasound Med. Biol., 26 (Supp. ). S63-S67

Preston, R C (2000) Who needs specification standards in medical ultrasound? BMUS Bulletin (Novemb). pp. 10-15.

Harris, G R*; Preston, R C; De Reggi, A S* (2000) The impact of piezoelectric PVDF on medical ultrasound exposure measurements, standards and regulations. IEEE Trans. Ultrason. Feroelectr. Freq. Control, 47 (6). pp. 1321-1335.

Preston, R C (1999) Book Review - Ultrasonic Instruments and Devices 1. Ultrasound in Medicine and Biology, 25 (3). pp. 487-488.

Preston, R C; Robinson, S P (1999) European comparison of ultrasonic hydrophone calibration. Metrologia, 36. pp. 345-349.

Preston, R C; Robinson, S P (1999) European comparison of ultrasonic hydrophone calibrations. Metrologia, 36. pp. 345-349.

Robinson, S P; Green, G J; Preston, R C; Peirlinckx, L*; Kofoed, L*; Skodborg, C*; Roy, A*; Mori, Y*; Brenner, A*; Kruger, D*; Buogo, S*; Cannelli, G*; Troiano, L*; Runborg, C*; Gooch, G* (1999) International comparison of free-field hydrophone calibrations in the frequency range 10 kHz to 315kHz. Metrologia, 36 (4). pp. 287-96.

Preston, R C; Robinson, S P; Zeqiri, B; Esward, T J; Gelat, P N; Lee, N D (1999) Primary calibration of membrane hydrophones in the frequency range 0.5 MHz to 60 MHz. Metrologia, 36 (4). pp. 331-334.

Shaw, A; Pay, N M; Preston, R C; Bond, A D (1999) Proposed standard thermal test object for medical ultrasound. Ultrasound Med. Biol., 25 (1). pp. 121-132.

Robinson, S P; Preston, R C; Green, G J (1999) A european comparison of ultrasonic hydrophone calibrations. Metrologia, 36 (4). pp. 345-350.

Shaw, A; Pay, N M; Preston, R C; Bond, A D (1999) A proposed standard thermal test object for medical ultrasound. Ultrasound Med. Biol., 25 (1). pp. 121-132.

Bond, A D; Preston, R C (1998) The NPL Doppler fetal heart beat detector test facility. Ultrasound Med. Biol., 24 (3). pp. 443-450.

Preston, R C; Robinson, S P (1998) New acoustic pressure vessel capability for the UK. Proc. Inst. Acoust., 20 (3). pp. 73-78.

Preston, R C; Robinson, S P (1998) New acoustic pressure vessel capability for the UK. Proc. Inst. Acoust., 20 (3). pp. 73-78.

Shaw, A; Pay, N M; Bond, A D; Preston, R C (1998) Temperature rise from pulsed doppler ultrasound. European Journal of Ultrasound, 7 (Suppl.). S13.

Robinson, S P; Preston, R C (1998) A comparison of hydrophone calibration by free-field reciprocity and by optical interferometry. J. Acoust. Soc. Am., 103 (5, Par). p. 2755.

Robinson, S P; Preston, R C (1998) A comparison of hydrophone calibrations by free-field reciprocity and by optical interferometry. J. Acoust. Soc. Am., 103 (5, Par). p. 2755.

Robinson, S P; Preston, R C; Green, G J (1998) A comparison of hydrophone calibrations within europe. Proc. Inst. Acoust., 20 (3). pp. 1-8.

Robinson, S P; Preston, R C; Green, G J (1998) An intercomparison of hydrophone calibrations within Europe. Proc. Inst. Acoust., 20 (3). pp. 1-8.

Preston, R C; Bond, A D (1997) An experimental study of the reflection from spherical and flat ended cylindrical targets suitable for fetal Doppler performance assessment. Ultrasound Med. Biol., 23 (1). pp. 117-128.

Shaw, A; Preston, R C; Bacon, D R (1996) Perfusion corrections for ultrasonic heating in non-perfused media. Ultrasound Med. Biol., 22 (2). pp. 203-216.

Preston, R C; Shaw, A (1995) That sounds better! Acoustic output - the key to ultrasound instrument accuracy. Qual. Today (Februa). 18 - 21

Preston, R C (1993) Controversies in ultrasound: exposure limits or no limits - the current IEC position. BMUS Bulletin (British Medical Ultrasound Society) (Nov). pp. 41-42.

Conference or Workshop Item

Preston, R C; Robinson, S P (1999) Progress towards new UK underwater acoustical measurement standards in the 21st century. In: 6th International Congress on Sound and Vibration, July 1999, Lyngby, Denmark.

Preston, R C; Robinson, S P (1999) Progress towards new UK underwater acoustical measurement standards in the 21st century. In: Proc. 6th Int. Congress Sound and Vibration, July 1999, Lyngby, Denmark.

Robinson, S P; Preston, R C (1998) Acoustical standards for the underwater community. In: Oceanology 98, 10-13 March 1998, Brighton.

Robinson, S P; Preston, R C (1998) Acoustical standards for the underwater community. In: Proc. Oceanology Int. 98, March 1998, Brighton, UK.

Preston, R C; Robinson, S P (1998) Towards new UK underwater acoustical measurement standards in the 21st century. In: 16th Meeting Acoustical Society of America, June 1998, Seattle, USA.

Preston, R C; Robinson, S P (1998) Towards new UK underwater acoustical measurement standards in the 21st century. In: Proc. 16th International Congress on Acoustics and 135th meeting of the Acoustical Society of America, 1998, Seattle, USA.

Preston, R C; Robinson, S P (1998) UK underwater acoustical measurement standards. In: Proc. 4th European Conf. Underwater Acoustics, 1998, Rome.

Preston, R C; Robinson, S P (1998) UK underwater acoustical measurement standards. In: Proceedings of the 4th European Conference on Underwater Acoustics., 1998, Rome, Italy.

Robinson, S P; Preston, R C (1998) A comparison of hydrophone calibration by free-field reciprocity and by optical interferometry. In: Proc. 16th Int. Congress on Acoustics and 135th meeting of the Acoustical Society of America, 1998, Seattle, USA.

Robinson, S P; Preston, R C; Green, G J (1998) An intercomparison of hydrophone calibrations within Europe. In: Proc.16th Int. Congress on Acoustics and 135th meeting of the Acoustical Society of America, 1998, Seattle, USA.

Robinson, S P; Preston, R C; Green, G J (1998) An intercomparison of hydrophone calibrations within Europe. In: 16th Meeting Acoustical Society of America, June 1998, Seattle, USA.

Shaw, A; Preston, R C (1995) The NPL Ultrasound Beam Calibrator - cost effective measurements to IEC 1157. In: Proc. 1995 World Congress on Ultrasonics, September 1995, Berlin, Germany.

Galloway, P C M; Preston, R C; Bacon, D R (1995) Velocity interferometer for measurement of high-amplitude acoustic pulses. In: Proc. 1995 World Congress of Ultrasonics, September 1995, Berlin.

Shaw, A; Preston, R C (1994) Recent developments in the NPL ultrasound beam calibrator. In: Abstracts of the Institute of Physics Annual Congress, 1994, Brighton.