PUBLICATIONS

2011

47. M. A. Bramantya, H. Takuma, J. Kuroiwa and T. Sawada, Ultrasonic investigation of the effect of volume fraction on the clustering structures of magneto-rheological fluids, Materials Science Forum, Vol. 670, pp 198-206, 2011

2010

46. M. A. Bramantya, M. Motozawa and T. Sawada, Ultrasonic propagation velocity in magnetic and magnetorheological fluids due to an external magnetic field, Journal of Physics: Condensed Matter, Vol. 22, No. 32, 5 pp., 2010.

45. M. A. Bramantya, H. Takuma and T. Sawada, Hysteresis phenomena of ultrasonic velocity change in magnetorheological fluids, International Journal of Applied Electromagnetics and Mechanics, Vol. 33, Nos. 3-4, pp. 1365-1375, 2010.

44. M. A. Bramantya, Fundamental study on the inner structure of magnetorheological fluids by ultrasonic propagation method, Doctoral Dissertation, Keio University, August 2010.

43. M. A. Bramantya, H. Takuma, J. Kuroiwa and T. Sawada, A Study on the inner structure of magnetorheological fluids by image processing, The Asia-Pasific Symposium on Applied Electromagnetics and Mechanics, Kuala Lumpur, Malaysia, 28-30 July 2010.

42. M. A. Bramantya and T. Sawada, The influence of magnetic field swept rate on the ultrasonic propagation velocity of magnetorheological fluids, The 12th International Conference on Magnetic Fluids, Sendai, Japan, 1-5 August 2010.

41. M. A. Bramantya, H. Takuma, J. Kuroiwa and T. Sawada, Study of ultrasonic wave propagation on magnetorheological fluid with different frequency, The 5th Pacific Rim Conference on Rheology (PRCR-5), Hokkaido, Japan, 1-6 August 2010.

40. T. Sawada and M. A. Bramantya, Ultrasonic wave propagation in MR fluids, the Annual Meeting of JSME (Japan Society of Mechanical Engineering), Nagoya, September 2010 [invited speaker].

39. M. A. Bramantya, H. Takuma, J. Kuroiwa and T. Sawada, A study on the inner structure of magnetorheological fluids by image processing, Proceedings of the 22nd Symposium on Electromagnetics and Dynamics, Moji, Japan, 19-21 May 2010.

2009

38. M. A. Bramantya, H. Takuma and T. Sawada, Ultrasonic study on the clustering structures of magnetorheological fluids under a uniform magnetic field, Journal of the Japan Society of Applied Electromagnetic and Mechanics, Vol. 17, No. 2, pp. 279-284, 2009.

37. M. A. Bramantya, H. Takuma, M. Faiz and T. Sawada, Ultrasonic propagation velocity in magneto rheological fluid under a uniform magnetic fields by ultrasound, Journal of the Japan Society of Applied Electromagnetic and Mechanics, Vol. 17, No. 3, 433-436, 2009.

36. M. A. Bramantya, M. Motozawa, H. Takuma, M. Faiz and T. Sawada, Experiment analysis of clustering structures in magnetic and MR fluids by ultrasound, Journal of Physics: Conference Series, 149, 012040, 2009.

35. M. A. Bramantya and T. Sawada, Ultrasonic Study on Magnetic and Magneto-rheological Fluid under a Uniform Magnetic Field, Proceeding of the 2^nd Regional Conference in Manufacturing Engineering, Bandung, Indonesia, 2009.

34. M. A. Bramantya, H. Takuma and T. Sawada, Hysteresis Phenomena of Ultrasonic Velocity Change in Magnetorheological Fluids, Proceeding of the 14th International Symposium on Applied Electromagnetics and Mechanics, Xi’an, China, 2009

33. M. A. Bramantya, H. Takuma and T. Sawada, The effect of volume fraction on the clustering structures of magnetorheological fluids by ultrasonic investigation, Proceeding of the 6th Japanese-Mediterranean Workshop on Applied Electromagnetic Engineering for Magnetic, Superconducting and Nano Materials, pp. 47-48, Bucharest, Romania, 2009.

32. M. A. Bramantya, H. Takuma, J. Kuroiwa and T. Sawada, Magnetic field swept rate on the ultrasonic propagation velocity of magnetorheological fluids, Proceeding of the Japan Symposium on Magnetic Fluids, pp. 48-50, Keio University, Yokohama, Japan, 2009.

31. M. A. Bramantya, H. Takuma and T. Sawada, Study on the Effect of the Volume Fraction in Magnetorheological fluids, Proceeding of the Mechanical Engineering Congress, Vol. 2, pp. 103-104, Morioka, Japan, 2009.

30. M. A. Bramantya, H. Takuma and T. Sawada, Hysteresis change of ultrasonic wave velocity in magnetorheological fluid, Proceeding of the 21^st. Symposium on Electromagnetic and Dynamics, 4pp, Nagano, Japan, 2009

29. M. A. Bramantya, H. Takuma and T. Sawada, Hysteresis change of ultrasonic wave velocity in MR fluid caused by the magnetic field, Proceeding of The Annual Seminar of JSME Kanto Branch, pp. 391-392, Ibaraki, Japan, 2009.

2008

28. M. A. Bramantya, H. Takuma, M. Faiz and T. Sawada, Ultrasonic velocity anisotropy of MR fluids, Proceeding of The Japan Symposium on Magnetic Fluids, Doshisha University, Japan, 2008.

27. M. A. Bramantya, H. Takuma and T. Sawada, Ultrasonic velocity anisotropy of magneto-rheological suspension, Proceeding of First Regional Conference in Manufacturing Engineering, Manila, Philippine, 2008.

26. M. A. Bramantya, H. Takuma and T. Sawada, Ultrasonic study on the clustering structures of magnetorheological fluids under a uniform magnetic field, Proceeding of MAGDA 17 Conference, pp.299-304, Hitachi, Japan, 2008.

25. H. Takuma, M. A. Bramantya, M. Faiz and T. Sawada, Time-Dependent Ultrasonic Propagation Properties of a MR Fluid under Magnetic Fields, Proceeding of The Annual Seminar of The Japan Society of Fluid Mechanics (CD ROM), Kobe, Japan, 2008.

24. M. A. Bramantya, M. Motozawa, H. Takuma, M. Faiz and T. Sawada, Experiment analysis of clustering structures in magnetic and MR fluids by ultrasound, Book of Abstract of The 11^th International Conference on Electrorheological Fluids and Magnetorheological Suspensions, pp.51, Dresden, Germany, 25 – 29 August 2008.

23. M. A. Bramantya, H. Takuma, M. Faiz and T. Sawada, Ultrasonic Propagation Velocity in Magneto Rheological Fluid under a Uniform Magnetic Field, Proceeding of Asia-Pasific Symposium on Applied Electromagnetics and Mechanics (CD ROM), pp.360-363, Bangkok, Thailand, 24 – 25 July 2008.

22. Bramantya, M. A., Sugiyono and Rama Doni, Pengaruh Diffuser pada Flens Isap dan Lock Nut Impeller Berbentuk Tirus terhadap Kurva Karakteristik Pompa Sentrifugal, Jurnal Mesin (Journal of Mechanical Engineering), Universitas Udayana, Indonesia, 2008 (in Indonesian language).

2007

21. Bramantya, M. A. and Sugiyono, Improving Characteristic of Centrifugal Pumps due to Helical Inducer Shape of Lock Nut Impeller, Proceeding of 11^th AUN/SEED-Net Fieldwise Seminar for Manufacturing Engineering, pp. 107-111, Kuala Lumpur, Malaysia, 3 – 4 December 2007.

20. Bramantya, M. A., Sugiyono and Rivani, P., Karakteristik Pompa Sentrifugal dengan Modifikasi Diffuser dan Lock Nut Impeller Berbentuk Helical Inducer, Proceeding of 6^th Annual National Conference on Mechanical Engineering, ISME (Indonesian Society of Mechanical Engineering), pp. 299 – 307, Banda Aceh, Indonesia, 20 – 22 November 2007. ISBN: 979-97726-8-0 (in Indonesian language).

19. Bramantya, M. A., Zahari Taha and Yasuo Suga, A Java GUI for the Design of an Impeller, Jurnal Mesin (Journal of Mechanical Engineering), Universitas Udayana, Indonesia, Vol. 2, No. 1, june 2007.

18. Bramantya, M. A. and Sugiyono, Pressure Characteristic on a Capture Pneumatic Chamber due to Nose Position for Oscillating Water Column, Jurnal Mesin dan Industri (Journal of Mechanical and Industrial Engineering), Gadjah Mada University, Indonesia, Vol. 4, No. 2, pp. 155 – 160, May 2007. ISSN: 1693 – 704X.

17. Bramantya, M. A. and Sugiyono, Aerodynamics Performance for Body Development of a Solar Car, Jurnal Mesin dan Industri (Journal of Mechanical and Industrial Engineering), Gadjah Mada University, Indonesia, Vol. 4, No. 2, pp. 161 – 165, May 2007. ISSN: 1693 – 704X.

16. Bramantya, M. A., Zahari Taha and Yasuo Suga, A Java GUI for Impeller Design and Manufacture, 3rd International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management, Manila, Philippines, March 2007. ISSN: 1656-7226.

15. Bramantya, M. A. and Sawada, T., Properties and Applications of Ferro-fluid: Magnetically Controlled Suspension, Indonesian International Journal of Social, Science, and Technology, University of Malaya, Vol. 2, No. 1, Malaysia, 2007. ISSN: 1823-948X

14. Bramantya, M. A., Fauzun, and Ruhaizin, S., Preliminary Development of Aerodynamics for a Solar Car, Jurnal Mesin dan Industri (Journal of Mechanical and Industrial Engineering), Gadjah Mada University, Indonesia, Vol. 4, No. 1, pp. 83 – 88, January 2007. ISSN: 1693 – 704X.

13. Bramantya, M. A., Development of a Software for Impeller Design and Manufacture, Master’s Thesis, University of Malaya, 2007.

12. Bramantya, M. A., Zahari Taha, and Yasuo Suga, Software Development for Manufacturing of an Impeller, Proceeding of 9th AUN/SEED-Net Fieldwise Seminar on Manufacturing Systems, pp. 107-111, Kuala Lumpur, 2007.

2006

11. Minh, H. L., Zahari T., Herliansyah, M. K. and Bramantya, M. A., PC-Based Milling Machine Toward 2.5 D Prototyping Purpose, Proceeding of International Seminar on Product Design and Development, Yogyakarta, Indonesia, December 13-14, 2006 pp VII-1 – VII-7, ISBN: 979-15577-0-5.

10. Bramantya, M. A., Zahari Taha and Yasuo Suga, Development of a 2D Software for Impeller Design and Manufacture, Proceeding of International Seminar on Product Design and Development, Yogyakarta, Indonesia, December 13-14, 2006 pp VII-7 – VII-12, ISBN: 979-15577-0-5.

9. Bramantya, M. A., Estimating Performance of Centrifugal Pumps Using JAVA Programming, Journal of International Postgraduate Students – University of Malaya, Vol. 2, No. 2, July 2006, pp. 18 – 29, ISSN: 1823-948X.

8. Bramantya, M. A., Zahari Taha, Yasuo Suga, and Norhafizan Ahmad, Development of a Software for Designing and Manufacturing of an Impeller, International Conference & AUN/SEED-Net Fieldwise Seminar on Manufacturing and Material Processing, Kuala Lumpur, 2006, ISBN: 983-42876-0-7

2005

7. Bramantya, M. A. and Indarto, The Effect of Amount Obstacles on Counter-current Two Phase Flow Air-Water in Vertical Channel, Journal of International Postgraduate Students – University of Malaya, Vol. 1, No. 1, August 2005, pp. 24 – 32, ISSN: 1823-948X (in Indonesian language).

6. Bramantya, M. A. and Indarto, The Study of Amount Obstacles Toward Onset Flooding Counter-current Two Phase Flow Air-Water on Vertical Channel, Master’s Thesis publication, Gadjah Mada University, 2005 (in Indonesian language).

5. Bramantya, M. A., The Effect of Geometry and Amount Obstacles Toward Onset Flooding Counter-current Two Phase Flow Air-Water on Vertical Channel Which Porous Inlet and Sharp Outlet, Master’s Thesis, Gadjah Mada University, 2005 (in Indonesian language).

4. Bramantya, M. A. and Indarto, Study of Obstacle Geometry on the Onset Flooding Counter-current Vertical Water-gas Flows, Proceeding of National Conference on Industrial Research and Technology Development, pp. MF 17 – MF 22, Yogyakarta, 2005, ISBN: 979-99266-1-0 (in Indonesian language).

2003

3. Bramantya, M. A., Power Distribution on Oil and Gas Factory, Field Development Training Publication, Unocal Indonesia Company, 2003.

2. Bramantya, M. A. and Sutrisno, Redesign Conceptual Aircraft: Airbus A 330, Bachelor’s Thesis, Gadjah Mada University, 2003 (in Indonesian language).

2002

1. Bramantya, M. A., Machine supports for Oil and Gas Processing at Lawe-lawe Terminal, On the Job Training Publication, Unocal Indonesia Company, 2002 (in Indonesian language).