Dr. Chris Lowis Institute of Sound and Vibration Research Fluid Dynamics and Acoustics Group University of Southampton Southampton, SO17 1BJ Tel: +44(0)23 8059 1598
Whole aircraft noise prediction. Bleed-valve noise. Development of measurement techniques for broadband aeroengine fan noise. Phased array techniques for acoustic source location and identification. Sound transmission in ducts and in-duct modal analysis. [more]
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C.R.Lowis, P.Joseph. Determining the Strength of Rotating Broadband Sources in Ducts by Inverse Methods. Journal of Sound and Vibration, 295(2006) 614-632 (link) (PDF).
P.Joseph, C.L.Morfey, C.R.Lowis. Multi-mode Sound Transmission in Ducts with Flow. Journal of Sound and Vibration. 264(2003) 523-544 (link) (PDF)
C.R.Lowis, P.Jospeh, A.J.Kempton. An In-duct Beamformer For The Estimation Of Far-field Directivity 14th AIAA/CEAS Aeroacoustics Conference, May 3-5 2008, Vancouver, B.C. Canada.
C.R.Lowis, P.Joseph. A focused beamformer technique for separating rotor and stator-based broadband sources. 12th AIAA/CEAS Conference, Cambridge, MA. USA. 2006. (PDF)
B.J.Tester, P.Sijtsma, P.Joseph, C.Lowis. Fan broadband noise simulation. 12th AIAA/CEAS Conference, Cambridge, MA. USA. 2006.
C.R. Lowis, P. Joseph. Measurement of broadband sound in aeroengine ducts. Institute of Acoustics Spring Conference, Southampton, UK. April 3-4 2006.
L.Enghardt, C.Lowis. Broadband sound power determination in flow ducts. Institute of Acoustics Spring Conference, Southampton, UK. April 3-4 2006.
C.R.Lowis, P.Joseph. Inversion Technique For Determining The Strength Of Rotating Sources In Ducts. AIAA-2005-3018. 11th AIAA/CEAS Conference, Monterey, CA. USA. (link) (PDF)
L.Enghardt, C.R.Lowis, L.Neuhaus. Broadband Sound Power Determination in Flow Ducts. AIAA-2004-2940. 10th AIAA/CEAS Conference,Manchester, England. 2004. (link) (PDF)
P.Joseph, C.L.Morfey, C.R.Lowis. In-duct Pressure Measurements for Sound Power Determination in Ducts with Flow. Proc. of the 20th Anniversary Meeting of the Acoustical Society of Korea 13-36 (Keynote Address), Cheju Island, Korea.
Institute of Physics Bob Chivers Prize for the best journal paper in Physical Acoustics 2006.
C.R.Lowis, P.Joseph. Measurement Techniques for Broadband Aeroengine Noise. Britain's Younger Engineers - 2004 Special Reception and Competition at the House of Commons (14/12/2004). (Download - PDF 600kB)
C.R.Lowis. In-duct measurement techniques for the estimation of radiated sound power. BSc. Thesis. Institute of Sound and Vibration Research, Southampton, England. 2001