R M Thushara Damayanthi

PhD (Tokyo), M.Eng. (Tokyo), B.Sc. Eng (Moratuwa)

Senior Lecturer Grade I
Department of Electrical Engineering
Faculty of Engineering
University of Moratuwa
Moratuwa 10400, Sri Lanka

EE_UOM_Logo
Email: thushara@elect.mrt.ac.lk
Tel: +94-112650301 Ext:3277
Fax: +94-112650625

Research Interests

Publications

  1. R.M. Thushara Damayanthi, M. Ohno, S. Hatakeyama, H. Takahashi and C. Otani, “Development of bulk superconducting absorber coupled transition edge sensor detectors for positron annihilation spectroscopy”, IEEE Trans.On Appl. Super., Vol.23, No.3, pp. 2100304 (2013).
  2. R.M.T. Damayanthi, M. Ohno, S. Hatakeyama, H. Takahashi, K. Maehata, T. Yasumune, N. Iyomoto, “Observation of very fast response signals from Pb absorber coupled transition edge sensor gamma-ray microcalorimeter”, Nucl. Instrum.Methods A 691, pp. 30-33 (2012).
  3. R.M.T. Damayanthi, M. Ohno, N. Iyomoto and H. Takahashi, “Characterization of signal response of lead absorber coupled transition edge sensor gamma-ray microcalorimeters”, IEEE Trans. Appl. Supercond., Vol. 21, No. 3, pp. 211-214 (2011).
  4. R. M. Thushara Damayanthi, S. W. Leman, H. Takahashi, M. Ohno, Y. Minamikawa, K. Nishimura and N. Iyomoto, “Development of a gamma-ray detector with iridium transition edge sensor coupled to a Pb absorber”, IEEE Trans. Appl.Supercond., Vol. 19, No. 3, pp. 540-543 (2009).
  5. R. M. T. Damayanthi, N. Iyomoto, H. Takahashi, M. Ohno, Y. Minamikawa and K. Nishimura, Development of a transition edge sensor gamma-ray microcalorimeter with an epoxy coupled bulk lead absorber”, AIP Conf. Proc., Vol.1185, pp. 207-210 (2009).
  6. R. M. T. Damayanthi, D.Fukuda, H.Takahashi, M.Ohkubo and M. Ohno, “Design of an optical absorption cavity for titanium transition edge sensor”, J Low Temp Phys, 151, pp.46-50 (2008).
  7. R. M. T. Damayanthi, Y. Kunieda, N. Zen, , F. Mori, K. Fujita, H. Takahashi, M. Nakazawa, D. Fukuda, M. Ohkubo, “Waveform analysis of bilayer iridium/gold superconducting transition edge sensor microcalorimeter”, Jpn J of Appl Physics, Vol. 45, No.8A, pp. 6259-6262 (2006).
  8. S.Oguri, J. Choi, T. Damayanthi, M. Hasttori et al. for the GroundBIRD group, “GROUNDBIRD – observing cosmic microwave polarization at large angular scale with kinetic inductance detectors and high speed rotating telescope”, J Low Temp. Phys., Vol. 184, No.3, pp. 786-792 (2016).
  9. S. Hatakeyama, T. Irimatsugawa, M. Ohno, H Takahashi, R. M. T. Damayanthi, C. Otani and T. Maekawa, “Development of hard X-ray and gamma ray detector with transition edge sensor for nuclear material analysis”, IEEE Trans.On Appl. Supercond., Vol.17, pp. 259-262  (2015).
  10. K. Karatsu, S.Mima, S. Oguri, J. Choi, R.M.Thushara Damayanthi, A. Dominjon et al., “Development of Microwave Kinetic Inductance Detector for Cosmological Observations”, IEICE Trans. Electron., Vol. E98-C, No. 3, pp. 207-218 (2015).
  11. S. Hatakeyama, M. Ohno, H. Takahashi, R. M. Thushara Damayanthi, C. Otani, Takashi Yasumune, Takashi Ohnishi, Koji Takasaki and Shinichi Koyama, “Gamma ray spectrometer based on a transition edge sensor for nuclear material analysis”, Journal of Low Temperature Physics, Springer, Vol. 176, No. 3/4, pp. 560-565 (2014).
  12. S. Hatakeyama, M. Ohno, R. M. Thushara Damayanthi, H. Takahashi, Y. Kuno, K. Maehata, C. Otani and K. Takasaki, “Development of hard X-ray and gamma ray spectrometer using superconducting transition edge sensor”, IEEE Trans.On Appl. Phys., Vol.23, No.3, pp. 2100804 (2013).
  13. S. Hatakeyama, M. Ohno, R. M. Thushara Damayanthi, H. Takahashi, Y. Kuno, N. Iyomoto, K. Maehata, C. Otani, T. Usui, T. Ohnishi, H. Obayashi and K. Takasaki, “Development of hard X-ray and gamma ray spectrometer using superconducting transition edge sensor” Radiation Measurements, Elsevier, Vol. 55, pp. 83-86 (2013).
  14. M. Ohno, H. Takahashi, K. Nishimura, Y. Minamikawa, R. M. T. Damayanthi, H. Sato, C. Otani, H. Toyokawa, H.Tanida and T. Uruga, “Development of a new TES structure using a radiation absorber self-adjusting the operating temperature, IEEE Trans. Appl. Supercond., Vol. 19(3), pp. 473-476 (2009).
  15. D. Fukuda, G.Fujii, A. Yoshizawa, H. Tsuchida, R. M.T. Damayanthi, H. Takahashi, S. Inoue, M. Ohkubo, “High speed photon number resolving detector with titanium transition edge sensor”, J Low Temp Phys, 151, pp. 100-105 (2008).
  16. Minamikawa Y., Sato H., Mori F., Damayanthi R.M.T., Takahashi H., Ohno M., “Simulation of Transient Response of Ir-TES for Position-Sensitive TES with Waveform Domain Multiplexing”, J Low Temp Phys, 151, pp. 155-160 (2008).
  17. F. Mori, Y. Minamikawa , R.M.T. Damayanthi , S. Leman , N. Zen , M. Ohno , H. Takahashi , H. Toyokawa, H. Tanida , T. Uruga , “Synchrotron beam test of a position-sensitive small-pixel Ir-TES array “, J Low Temp Phys, 151, pp. 150-154 (2008).
  18. D. Fukuda, R. M. T. Damayanthi, A. Yoshizawa, N. Zen, H. Takahashi, K. Amemiya, and M. Ohkubo, “Titanium Based Transition Edge Microcalorimeters for Optical Photon Measurements”, IEEE Trans. Appl. Supercond., 17, pp. 259-262 (2007).
  19. M. Ohno, F. Mori, Y.Minamikawa, R.M.T. Damayanthi, H. Takahashi, H. Sato, H. Toyokawa, , “Development of high count rate TES microcalorimeters”, J Low Temp Phys, 151, pp. 229-233 (2008).
  20. Zen N., Takahashi H., Damayanthi R.M.T., Mori F., Fujita K., Fukuda D., Ohkubo M., “Signal analysis of a smallpixel TES in a digital operation mode”, IEEE Trans. Appl. Supercond., 17, No. 2, pp. 318-320 (2007).
  21. Zen N., Takahashi H., Kunieda Y., Damayanthi R.M.T., Mori F., Fujita K., Nakazawa M., Fukuda D., Ohkubo M., “Development of pixellated Ir-TESs”, Nucl. Instrum. Methods A, 559, pp. 494-496 (2006).
  22. Y. Kunieda, H. Takahashi, N. Zen, R.M.T. Damayanthi, F. Mori, K. Fujita, M. Nakazawa, D. Fukuda, M. Ohkubo, “Characterization of Ir/Au pixel TES“, Nucl. Instrum. Methods A, 559, pp. 429-431 (2006).
© Department of Electrical Engineering, University of Moratuwa, Katubedda, Moratuwa, Sri Lanka. 2012
Tel: +94 11 2650301 Ext:3200, Fax: +94 11 2650622