Srinath Rajagopal
Srinath Rajagopal
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A random phased array device for delivery of high intensity focused ultrasound
JW Hand, A Shaw, N Sadhoo, S Rajagopal, RJ Dickinson, LR Gavrilov
Physics in Medicine & Biology 54 (19), 5675, 2009
1262009
Ultrasound Waveguide
M Watson, G Corner, K Kirk, A Cochran, D Lines, S Rajagopal
US Patent App. 11/629,568, 2008
772008
Reference characterisation of sound speed and attenuation of the IEC agar-based tissue-mimicking material up to a frequency of 60 MHz
S Rajagopal, N Sadhoo, B Zeqiri
Ultrasound in medicine & biology 41 (1), 317-333, 2015
382015
The practicalities of obtaining and using hydrophone calibration data to derive pressure waveforms
AM Hurrell, S Rajagopal
IEEE transactions on ultrasonics, ferroelectrics, and frequency control 64 …, 2016
352016
Acoustic assessment of a konjac–carrageenan tissue-mimicking material at 5–60 MHz
DA Kenwright, N Sadhoo, S Rajagopal, T Anderson, CM Moran, ...
Ultrasound in medicine & biology 40 (12), 2895-2902, 2014
162014
The buoyancy method—a potential new primary ultrasound power standard
S Rajagopal, A Shaw
Metrologia 49 (3), 327, 2012
112012
Primary ultrasonic interferometer photodiode characterization using frequency-modulated laser wavefront radiation
T Koukoulas, S Rajagopal, S Robinson, B Moss, B Zeqiri, P Theobald
Metrologia 50 (6), 572, 2013
92013
Systematic evaluation of a secondary method for measuring diagnostic-level medical ultrasound transducer output power based on a large-area pyroelectric sensor
B Zeqiri, G Žauhar, S Rajagopal, A Pounder
Metrologia 49 (3), 368, 2012
92012
A comparison between heterodyne and homodyne interferometry to realise the SI unit of acoustic pressure in water
T Koukoulas, S Robinson, S Rajagopal, B Zeqiri
Metrologia 53 (2), 891, 2016
82016
Laser generated ultrasound sources using carbon-polymer nanocomposites for high frequency metrology
S Rajagopal, T Sainsbury, BE Treeby, BT Cox
The Journal of the Acoustical Society of America 144 (2), 584-597, 2018
62018
Inter-laboratory comparison of HITU power measurement methods and capabilities
KV Jenderka, G Durando, B Karaböce, S Rajagopal, A Shaw
Journal of Physics: Conference Series 279 (1), 012015, 2011
62011
2F-4 A Fabry-Perot Fibre-Optic Hydrophone for the Measurement of Ultrasound Induced Temperature Change
P Morris, A Hurrell, E Zhang, S Rajagopal, P Beard
2006 IEEE Ultrasonics Symposium, 536-539, 2006
62006
Report on BIPM/CIPM key comparison CCAUV. U-K4: absolute calibration of medical hydrophones in the frequency range 0.5 MHz to 20 MHz
S Rajagopal, CR Fury, B Zeqiri, M Brandt, V Wilkens, C Koch, Y Matsuda, ...
Metrologia 53 (1A), 09004, 2016
52016
Calibration of acoustical devices through particle motion measurements in air and water using laser based methods
T Koukoulas, B Piper, S Rajagopal, S Robinson, B Zeqiri
The 22nd International Congress on Sound and Vibration, 2015
52015
100 MHz bandwidth planar laser-generated ultrasound source for hydrophone calibration
S Rajagopal, BT Cox
Ultrasonics 108, 106218, 2020
42020
Laser generated ultrasound sources using polymer nanocomposites for high frequency metrology
S Rajagopal, T Sainsbury, BE Treeby, BT Cox
2017 IEEE International Ultrasonics Symposium (IUS), 1-4, 2017
42017
Calibration of miniature medical ultrasonic hydrophones for frequencies in the range 100 to 500 kHz using an ultrasonically absorbing waveguide
S Rajagopal, B Zeqiri, PN Gélat
IEEE transactions on ultrasonics, ferroelectrics, and frequency control 61 …, 2014
42014
Development and investigation of the acoustic properties of tissue-mimicking materials for photoacoustic imaging techniques
AM Ivory, A Shah, S Rajagopal, B Zeqiri
2019 IEEE International Ultrasonics Symposium (IUS), 1489-1492, 2019
32019
Effect of backing on carbon-polymer nanocomposite sources for laser generation of broadband ultrasound pulses
S Rajagopal, BE Treeby, BT Cox
2018 IEEE International Ultrasonics Symposium (IUS), 1-4, 2018
22018
Laser-generated, plane-wave, broadband ultrasound sources for metrology
S Rajagopal
UCL (University College London), 2020
12020
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Artikelen 1–20