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:: D.r Khalaj Amirhosseini ::

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1- Faculty profile

Family Name: Kalaj Amirhosseini

First Name: Mohammad

• Title: Full Professor

Contact imformation:

Tel: Fax: URL:

Email :

2- Higher Education

B.S.c

1992, Electrical Engineering, IUST

M.S.c.

1994, Electrical Engineering, IUST

Ph.D.

1998, Electrical Engineering, IUST

3- Expertise

1. Microwave Passive Circuits

2. Antennas

3. Radio Wave Propagation

4. Electromagnetics

4- Taught Couses

1. Fields and Waves

2. RF and Microwave Circuits

3. Microwave Tubes

4. Radio Wave Propagation

5. Electromagnetics

6. Antennas

7. Circuits Synthesis and Filters

5- Research and Industrial Projects:

6- Journal Papers :

1. A. Cheldavi and M. Khalaj Amirhosseini, “Analysis of circulant symmetric coupled strip lines”, Journal of Electromagnetic Waves and Applications, vol. 16, no. 7, pp. 977-994, July 2002. (ISI)

2. M. Khalaj Amirhosseini, “Systematic modeling of MESFETS using only normal bias measurements”, Iranian Journal of Electrical and Computer Engineering, vol. 1, no. 2, pp. 85-89, Summer-Fall 2002.

3. M. Khalaj Amirhosseini and A. Cheldavi, “Efficient interconnect design using grounded-lines”, Journal of Electromagnetic Waves and Applications, vol. 17, no. 9, pp. 1289-1300, September 2003. (ISI)

4. M. Kh. Amirhosseini and A. Cheldavi, “Time domain analysis of circulant symmetric coupled transmission lines”, IEE Proceedings Microwave, Antennas and Propagation, vol. 150, no. 5, pp. 325-331, October 2003. (ISI)

5. A. Cheldavi and M. Khalaj Amirhosseini, “Nonuniform circulant symmetric microstrip transmission lines”, Journal of Electromagnetic Waves and Applications, vol. 17, no. 12, pp. 1703-1712, December 2003. (ISI)

6. M. Khalaj Amirhosseini, F. Hodjat Kashani and M. Kamarei, “Using reconstructed induction currents for solving the inverse scattering problem”, Iranian Journal of Science and Technology - B, vol. 27, no. B4, pp. 807-810, Fall 2003. (ISI)

7. M. Khalaj Amirhosseini and A. Cheldavi, “The use of grounded lines in non-uniform interconnects”, Journal of Electromagnetic Waves and Applications, vol. 18, no. 5, pp. 637-647, May 2004. (ISI)

8. M. Khalaj Amirhosseini and A. Cheldavi, “A new two-dimensional analysis of microstrip lines using rigorously coupled multi-conductor strips model”, Journal of Electromagnetic Waves and Applications, vol. 18, no. 6, pp. 809-825, June 2004. (ISI)

9. M. Khalaj Amirhosseini and A. Cheldavi, “Analysis of circular symmetric coupled strip and microstrip transmission lines”, Iranian Journal of Science and Technology - B, vol. 28, no. B3, pp. 365-372, Summer 2004. (ISI)

10. M. Khalaj Amirhosseini and A. Cheldavi, “Optimum design of microstrip RF interconnects”, Journal of Electromagnetic Waves and Applications, vol. 18, no. 12, pp. 1707-1715, December 2004. (ISI)

11. A. Cheldavi, D. Ansari and M. Khalaj Amirhosseini, “Electromagnetic coupling to circulant symmetric multi-conductor microstrip line”, Progress in Electromagnetics Research (PIER 49), no. 49, pp. 189-201, 2004.

12. M. Khalaj Amirhosseini, “Determination of capacitance and conductance matrices of lossy shielded coupled microstrip transmission lines”, Progress in Electromagnetics Research (PIER 50), no. 50, pp. 267-278, 2005.

13. M. Khalaj Amirhosseini, “Very wideband and efficient homogeneous interconnects”, Journal of Electromagnetic Waves and Applications, vol. 19, no. 2, pp. 163-174, February 2005. (ISI)

14. M. Khalaj-Amirhosseini and A. Cheldavi, “Matched interconnect design using ground-surrounded microstrip line”, IEE Proceedings Circuits, Devices and Systems, vol. 152, no. 1, pp. 71-75, February 2005. (ISI)

15. M. Khalaj Amirhosseini, D. Ansari and A. Cheldavi, “Response of circular symmetric multiconductor microstrip line to an electromagnetic field”, IEEE Trans. Electromagnetic Compatibility, vol. 47, no. 2, pp. 263-273, May 2005. (ISI)

16. M. Khalaj Amirhosseini, “Three types of walls for shielding enclosures”, Journal of Electromagnetic Waves and Applications”, vol. 19, no. 6, pp. 827-838, June 2005. (ISI)

17. M. Khalaj Amirhosseini, “Efficient and wideband S-L-S type interconnects”, Iranian Journal of Electrical and Computer Engineering, vol. 4, no. 1, pp. 25-29, Winter-Spring 2005.

18. M. Khalaj Amirhosseini, “Optimum design of microstrip interconnects using additional coupling capacitances”, Journal of Electromagnetic Waves and Applications, vol. 19, no. 7, pp. 973-986, July 2005. (ISI)

19. M. Khalaj Amirhosseini, “Optimum design of S-G-S interconnects through their analysis”, Journal of Electromagnetic Waves and Applications, vol. 19, no. 8, pp. 1035-1042, August 2005. (ISI)

20. M. Khalaj Amirhosseini and A. Cheldavi, “Wideband and efficient microstrip interconnects using multi-segmented ground and open traces”, Progress in Electromagnetics Research (PIER 55), no. 55, pp. 33-46, 2005. (ISI)

21. M. Khalaj Amirhosseini, “Efficient nonuniform microstrip interconnects”, Journal of Electromagnetic Waves and Applications, vol. 19, no. 11, pp. 1455-1465, November 2005. (ISI)

22. M. Khalaj-Amirhosseini, “Analysis of coupled or single nonuniform transmission lines using step-by-step numerical integration”, Progress in Electromagnetics Research (PIER 58), no. 58, pp. 187-198, 2006. (ISI)

23. M. Khalaj-Amirhosseini, “Analysis of lossy inhomogeneous planar layers using finite difference method”, Progress in Electromagnetics Research (PIER 59), no. 59, pp. 187-198, 2006. (ISI)

24. M. Khalaj-Amirhosseini, “Analysis of lossy inhomogeneous planar layers using Taylor’s series expansion”, IEEE Trans. Antennas and Propagation, vol. 54, no. 1, pp. 130-135, January 2006. (ISI)

25. M. Khalaj-Amirhosseini, “Analysis of coupled or single nonuniform transmission lines using Taylor’s series expansion”, Progress in Electromagnetics Research (PIER 60), no. 60, pp. 107-117, 2006. (ISI)

26. M. Khalaj-Amirhosseini, “Scattering of inhomogeneous two-dimensional periodic dielectric gratings”, Progress in Electromagnetics Research (PIER 60), no. 60, pp. 165-177, 2006. (ISI)

27. B. Abolhassani and M. Khalaj-Amirhosseini, “A high-Q time-variant bandpass filter”, Iranian Journal of Electrical and Computer Engineering, vol. 5, no. 1, pp. 24-28, Winter-Spring 2006.

28. M. Khalaj-Amirhosseini, “Optimization of Microstrip Interconnects Containing Additional Capacitive Coupling using Least Mean Square Method”, Journal of Circuits, Systems, and Computers, vol. 15, no. 3, pp. 321–329, June 2006. (ISI)

29. M. Khalaj-Amirhosseini, “Analysis of longitudinally inhomogeneous waveguides using Taylor’s series expansion”, Journal of Electromagnetic Waves and Applications, vol. 20, no. 8, pp. 1093-1100, August 2006. (ISI)

30. M. Khalaj-Amirhosseini, “Analysis of Coupled Nonuniform Transmission Lines Using Taylor’s Series Expansion”, IEEE Trans. Electromagnetic Compatibility, vol. 48, no. 3, pp. 594-600, August 2006. (ISI)

31. M. Khalaj-Amirhosseini, “Using a compensating circuit to increase the efficiency of interconnects”, IEE Proceedings Microwave, Antennas and Propagation, vol. 153, no. 4, pp. 353-356, August 2006. (ISI)

32. M. Khalaj-Amirhosseini, “Analysis of Nonuniform Transmission Lines Using Taylor’s Series Expansion”, International Journal of RF and Microwave Computer-Aided Engineering, vol. 16, no. 5, pp. 536-544, September 2006. (ISI)

33. M. Khalaj-Amirhosseini, “Analysis of longitudinally inhomogeneous waveguides using the Fourier series expansion”, Journal of Electromagnetic Waves and Applications, vol. 20, no. 10, pp. 1299-1310, October 2006. (ISI)

34. M. Khalaj-Amirhosseini, “Analysis of Periodic and Aperiodic Coupled Nonuniform Transmission Lines Using the Fourier Series Expansion”, Progress in Electromagnetics Research (PIER 65), no. 65, pp. 15-26, 2006. (ISI)

35. M. Khalaj-Amirhosseini, “Wideband or Multiband Complex Impedance Matching Using Microstrip Nonuniform Transmission Lines”, Progress in Electromagnetics Research (PIER 66), no. 66, pp. 15-25, 2006. (ISI)

36. M. Khalaj-Amirhosseini, “Microwave Filters using Waveguides Filled by Multi-Layer Dielectric”, Progress in Electromagnetics Research (PIER 66), no. 66, pp. 105-110, 2006. (ISI)

37. M. Khalaj Amirhosseini, “General Response of Transmission Lines to Electromagnetic Plane Waves”, Iranian Journal of Electrical and Computer Engineering, vol. 5, no. 2, pp. 116-120, Summer-Fall 2006.

38. M. Khalaj-Amirhosseini, “Microstrip Nonuniform Impedance Resonators”, Progress in Electromagnetics Research (PIER 67), no. 67, pp. 329-339, 2007. (ISI)

39. M. Khalaj-Amirhosseini, “Analysis of Coupled Nonuniform Transmission Lines using Short Exponential or Linear Sections”, Journal of Electromagnetic Waves and Applications, vol. 21, no. 3, pp. 299-312, 2007. (ISI)

40. M. Khalaj-Amirhosseini, “Equivalent Circuit Model for Analysis of Inhomogeneous Gratings”, Progress in Electromagnetics Research (PIER 69), no. 69, pp. 21-34, 2007. (ISI)

41. M. Khalaj-Amirhosseini, “Analysis of Lossy Inhomogeneous Planar Layers using Fourier series expansion”, IEEE Trans. Antennas and Propagation, vol. 55, no. 2, pp. 489-493, February 2007. (ISI)

42. M. Khalaj-Amirhosseini, “Analysis of Nonuniform Transmission Lines Using the Equivalent Sources”, Progress in Electromagnetics Research (PIER 71), no. 71, pp. 95-107, 2007. (ISI)

43. M. Khalaj-Amirhosseini, “Analysis of Lossy Inhomogeneous Planar Layers Using Equivalent Sources Method”, Progress in Electromagnetics Research (PIER 72), no. 72, pp. 61-73, 2007. (ISI)

44. M. K. Amirhosseini, “Increasing the Efficiency of Interconnects Using Compensating Circuits”, The Mediterranean Journal of Electronics and Communications, vol. 3, no. 2, pp. 73-76, April 2007.

45. M. Khalaj-Amirhosseini, “Analysis of Nonuniform Transmission Lines Using Fourier Series Expansion”, International Journal of RF and Microwave Computer-Aided Engineering, vol. 17, no. 3, pp. 345-352, May 2007. (ISI)

46. M. Khalaj-Amirhosseini, “Analysis of longitudinally inhomogeneous waveguides using the method of moments”, Progress in Electromagnetics Research (PIER 74), no. 74, pp. 57-67, 2007. (ISI)

47. M. Khalaj-Amirhosseini and M. Moeeni-Fard, “Increasing the Efficiency of Microstrip Interconnects Using Additional Coupling Capacitors”, Microwave and Optical Technology Letters, vol. 49, no. 8, pp. 2035-2037, August 2007. (ISI)

48. M. Khalaj-Amirhosseini, “Reconstruction of Inhomogeneous Dielectrics at Microwave Frequencies”, Progress in Electromagnetics Research (PIER 77), no. 77, pp. 75-84, 2007. (ISI)

49. M. Khalaj-Amirhosseini, “Analysis of Lossy Inhomogeneous Planar Layers Using the Method of Moments”, Journal of Electromagnetic Waves and Applications, vol. 21, no. 14, pp. 1925-1937, 2007. (ISI)

50. M. Moradian and M. Khalaj-Amirhosseini, “Numerical Analysis of Inhomogeneous Dielectric Waveguide Using Periodic Fourier Transform”, International Journal of Microwave Science and Technology, Vol. 2007, Article ID 85181, 5 pages, 2007.

51. M. Khalaj-Amirhosseini, “Identification of Inhomogeneous or Multilayer Dielectric walls”, Progress in Electromagnetics Research (PIER 78), no. 78, pp. 39-48, 2008. (ISI)

52. M. Khalaj-Amirhosseini, “Closed Form Solutions For Nonuniform Transmission Lines”, Progress in Electromagnetics Research B, Vol. 2, pp. 243-258, 2008.

53. M. Khalaj-Amirhosseini, “To Analyze Inhomogeneous Planar Layers By Cascading Thin Linear Layers”, Progress in Electromagnetics Research B, Vol. 3, pp. 95-104, 2008.

54. M. Khalaj-Amirhosseini, “A Closed Form Analytic Solution For Coupled Nonuniform Transmission Lines”, Progress in Electromagnetics Research C, Vol. 1, pp. 95-103, 2008.

55. M. Khalaj-Amirhosseini, “Wideband Differential Phase Shifter Using Microstrip Nonuniform Transmission Lines”, Progress in Electromagnetics Research Letters, Vol. 3, pp. 151-160, 2008.

56. M. Khalaj-Amirhosseini, F. Hodjat-Kashani and M. Kamarei, “Reconstruction of the Shape and Location of Arbitrary Homogeneous Objects using Sequentially Incidences”, Microwave and Optical Technology Letters, vol. 50, no. 5, pp. 1248-1251, May 2008. (ISI)

57. H. Ghorbaninejad and M. Khalaj-Amirhosseini, “Compact Bandpass Filters Utilizing Dielectric Filled Waveguides”, Progress in Electromagnetics Research B, Vol. 7, pp. 105-115, 2008.

58. M. Khalaj-Amirhosseini, “ Using Inhomogeneous Planar Layers as Impedance Matchers between Two Different Mediums”, International Journal of Microwave Science and Technology, Vol. 2008, Article ID 869720, 5 pages, 2008.

59. M. Khalaj-Amirhosseini, “Analysis of coupled or single nonuniform transmission lines using the method of Moments”, International Journal of RF and Microwave Computer-Aided Engineering, vol. 18, no. 4, pp. 376-382, July 2008. (ISI)

60. M. Moradian and M. Khalaj-Amirhosseini, “Improvement the characteristics of the microstrip parallel coupled line coupler by means of grooved substrate”, Progress in Electromagnetics Research M, Vol. 3, pp. 205-215, 2008.

61. S. M. J. Razavi and M. Khalaj-Amirhosseini, “Optimization an anechoic chamber with Ray-Tracing and genetic algorithms”, Progress in Electromagnetics Research B, Vol. 9, pp. 53-68, 2008.

62. M. Khalaj-Amirhosseini, “Nonuniform Transmission Lines As Compact Uniform Transmission Lines”, Progress in Electromagnetics Research C, Vol. 4, pp. 205-211, 2008.

63. M. Khalaj-Amirhosseini, “Wideband Flat Radomes Using Inhomogeneous Planar Layers”, International Journal of Antennas and Propagation, Vol. 2008, Article ID 869720, 5 pages, 2008.

64. M. Khalaj-Amirhosseini and H. Ghorbaninezhad, “Microwave Impedance Matching Using Waveguides Filled by Inhomogeneous Dielectrics”, International Journal of RF and Microwave Computer-Aided Engineering, vol. 19, no. 1, pp. 69-74, January 2009. (ISI)

65. M. Khalaj-Amirhosseini, “Using Linear Sections Instead of Uniform Ones to Analyze the Coupled Nonuniform Transmission Lines”, International Journal of RF and Microwave Computer-Aided Engineering, vol. 19, no. 1, pp. 75-79, January 2009. (ISI)

66. F. Hosseini, M. Khalaj-Amirhosseini and M. Yazdani, “A Miniaturized Wilkinson Power Divider using Nonuniform Transmission Line”, Journal of Electromagnetic Waves and Applications, vol. 23, no. 7, pp. 917-924, June 2009. (ISI)

67. M. Khalaj-Amirhosseini, “An Approximated Closed-Form Solution for Inhomogeneous Planar Layers”, IET Proceedings Microwave, Antennas and Propagation, vol. 3, no. 6, pp. 899-905, 2009. (ISI)

68. M. Khalaj-Amirhosseini and S. M. J. Razavi, “Wide-Angle Reflection Wave Polarizers using Inhomogeneous Planar Layers”, Progress in Electromagnetics Research M, Vol. 9, pp. 9-20, 2009.

69. F. Hosseini, M. Khalaj-Amirhosseini and M. Yazdany, “To compact ring branch-line coupler using nonuniform transmission line”, Microwave and Optical Technology Letters, vol. 51, no. 11, DOI 10.1002/mop, pp. 2679-2682, November 2009. (ISI)

70. M. Moradian, M. Khalaj-Amirhosseini and M. Tayarani, “Application of Wiggly Ridge Waveguide for Design of Linear Array Antennas of Centered Longitudinal Shunt Slot”, International Journal of RF and Microwave Computer-Aided Engineering, vol. 19, no. 6, pp. 717-726, November 2009. (ISI)

71. M. Khalaj-Amirhosseini, “Analytic Solution of Nonuniform Transmission Lines at Low Frequencies”, IET Proceedings Microwave, Antennas and Propagation, vol. 3, no. 8, pp. 1218-1223, 2009. (ISI)

72. M. Khalaj-Amirhosseini and H. Ghorbaninezhad, “To Compact Waveguide Devices by Dielectric and Ferrite Layers”, Progress in Electromagnetics Research M, Vol. 9, pp. 243-255, 2009.

73. S. M. J. Razavi and M. Khalaj-Amirhosseini, “Optimum Design of Electromagnetic Shielding Rooms with Minimum Usage of Absorbing Materials”, International Journal of RF and Microwave Computer-Aided Engineering, vol. 20, no. 1, pp. 22-32, January 2010. (ISI)

74. M. Moradian, M. Khalaj-Amirhosseini and M. Tayarani, “Centerline longitudinal shunt slot excitation by elliptic shaped single ridge waveguide”, Journal of Transaction on Electrical Technology, vol. 2, no. 5, pp. 78-81, Winter 2010.

75. S. M. J. Razavi, M. Khalaj-Amirhosseini and A. Cheldavi, “Minimum usage of ferrite tiles in anechoic chambers”, Progress in Electromagnetics Research B, Vol. 19, pp. 367-383, 2010.

76. M. Khalaj-Amirhosseini and S. A. Hosseini-Tehrani, “Utilizing Nonuniform Coupled Transmission Lines to Compact Microstrip Circuits such as Edge-Coupled Bandpass Filters”, Progress in Electromagnetics Research C, Vol. 13, pp. 231-243, 2010.

77. M. Khalaj-Amirhosseini and S. A. Akbarzadeh-Jahromi, “To Optimally Design Microstrip Nonuniform Transmission Lines as Lowpass Filters”, Journal of Telecommunications, Vol. 2, No. 2, pp. 139-142, May 2010.

78. M. Moeini-Fard and M. Khalaj-Amirhosseini, “Design and Analysis of Inhomogeneous Dielectric Reflect-Array Antennas”, Journal of Telecommunications, Vol. 3, No. 1, pp. 43-49, June 2010.

79. M. Khalaj-Amirhosseini, “Arbitrary Incidence Angle Polarizers using Dielectric and Magnetic Layers”, Journal of Telecommunications, Vol. 3, No. 1, pp. 79-83, June 2010.

80. S. M. J. Razavi, M. Khalaj-Amirhosseini, “Investigation of Electromagnetic Shielding Rooms with Metal Cabinet and Aperture”, Progress in Electromagnetics Research M, Vol. 12, pp. 181-192, 2010.

81. M. Moeini-Fard and M. Khalaj-Amirhosseini, “Perforated Reflect-Array Antennas”, Journal of Telecommunications, Vol. 3, No. 2, pp. 17-22, July 2010.

82. S. A. Akbarzadeh-Jahromi, M. Tayarani and M. Khalaj-Amirhosseini, “Periodically Loaded Rectangular Waveguide with FSS Strip Layer Supporting Wideband Backward Wave”, Journal of Telecommunications, Vol. 3, No. 2, pp. 45-48, July 2010.

83. M. Khalaj-Amirhosseini and S. A. Akbarzadeh-Jahromi, “A Simple and Efficient Microstrip Diplexer with Stubs”, Journal of Telecommunications, Vol. 4, No. 1, pp. 31-34, August 2010.

84. M. Khalaj-Amirhosseini and M. Yazdani, “To Compact Branch-Line Couplers using Parallel High-Impedance Transmission Lines”, Microwave and Optical Technology Letters, vol. 52, no. 9, pp. 1996-1999, September 2010. (ISI)

85. M. Khalaj-Amirhosseini, “Use of dielectric inhomogeneous planar layers as optimum microwave absorbers”, IET Proceedings Microwave, Antennas and Propagation, vol. 4, no. 12, pp. 2228-2233, 2010. (ISI)

86. H. Ghorbaninejad-Foumani and M. Khalaj-Amirhosseini, "Compact Waveguide Bandpass Filters using Dielectric Backed Patterned Conducting Planes", International Review of Electrical Engineering, Vol. 5. no. 5, Part A, pp. 1987-1993, October 2010. (ISI)

87. M. Moradian, M. Khalaj-Amirhosseini and M. Tayarani, “Design of Planar Slotted Array Antenna Fed by Single Ridge Waveguide”, International Journal of RF and Microwave Computer-Aided Engineering, vol. 20, no. 6, pp. 593-602, November 2010. (ISI)

88. H. Hatefi Ardakani, J. Rashed-Mohassel, S. A. Akbarzadeh Jahromi and M. Khalaj-Amirhosseini, "Propagation Characteristics of Pseudochiral Microstrip Lines", IEEE Trans. Microwave Theory and Techniques, vol. 58, no. 12, pp. 3409-3416, December 2010. (ISI)

89. S. H. Sedighi and M. Khalaj-Amirhosseini, "Design of an Arbitrary Shaped Invisible Cloak Using Coordinate Transformation", International Review on Modelling and Simulations (I.RE.MO.S.), Vol. 3, N. 6, pp. 1167-1171, December 2010.

90. M. Khalaj-Amirhosseini, M. Moghavvemi and A. Attaran, “Arbitrary Dual-Band RLC Circuits”, Journal of Telecommunications, Vol. 6, No. 2, pp. 17-20, January 2011.

91. M. Khalaj-Amirhosseini, M. Moghavvemi, H. Ameri and A. Attaran, "Microstrip Diplexers with Double-Stub Bandpass Filters", Int. Journal of Communications Antenna and Propagation, Vol. 1, No. 1, pp. 64-67, February 2011.

92. O. Hoseini-Izadi and M. Khalaj-Amirhosseini, “Compact Microstrip Step Discontinuity Compensation Using Defected Microstrip Structure”, Journal of Telecommunications, Vol. 7, No. 2, pp. 23-26, March 2011.

93. M. Moeini-Fard and M. Khalaj-Amirhosseini, "Inhomogeneous Perforated Reflect-Array Antennas", Wireless Engineering and Technology, vol. 2, no. 2, pp. 80-86, April 2011.

94. H. Ghorbaninejad-Foumani and M. Khalaj-Amirhosseini, “Compact Spatial Band-Pass Filters Frequency Selective Surfaces”, Progress in Electromagnetics Research C, Vol. 21, pp. 59-73, 2011.

95. M. Khalaj-Amirhosseini, M. Moghavvemi and H. Ameri, “Multifrequency Wilkinson Power Divider using Microstrip Nonuniform Transmission Lines”, International Journal of RF and Microwave Computer-Aided Engineering, vol. 21, no. 3, pp. 295-299, May 2011. (ISI)

96. S. H. Sedighi and M. Khalaj Amirhosseini, “Compact wilkinson power divider using stepped impedance transmission lines”, Journal of Electromagnetic Waves and Applications, vol. 25, pp. 1773-1782, July 2011. (ISI)

97. M. Moradian, M. Tayarani and M. Khalaj-Amirhosseini, “Planar Slotted Array Antenna Fed by Single Wiggly-Ridge Waveguide”, IEEE Antennas and Wireless Propagation Letters, Vol. 10, pp. 764-767, 2011. (ISI)

98. M. Khalaj-Amirhosseini, M. Moghavvemi and A. Attaran, "A Triangular Wilkinson Power Divider with Spaced Output Ports", Iranian Journal of Electrical & Electronic Engineering, Vol. 7, No. 4, pp. 213-216, December 2011.

99. M. M. Farahani and M. Khalaj-Amirhosseini, "A New Dual Band Branch-Line Coupler with Stepped Impedance Transmission Line", Journal of Telecommunications, Vol. 11, No. 2, pp. 77-82, December 2011.

100. H. Ghorbaninejad Foumani and M. Khalaj-Amirhosseini, "Accurate Analysis of Dielectric Backed Planar Conducting Layers of Arbitrarily Shaped in a Rectangular Waveguide", Iranian Journal of Electrical & Electronic Engineering, Vol. 8, No. 1, pp. 10-15, March 2012.

101. M. Khalaj-Amirhosseini and s. M. J. Razavi, "Wideband and wide-angle flat Radomes using dielectric and ferrite layers", International Journal of Microwave and Wireless Technologies, pp. 1-7, 2012.

102. S. Hasan Sedighi and M. Khalaj-Amirhosseini, "Arbitrary n-sided irregular polygonal electromagnetic transformed media", Journal of the Optical Society of America A, Vol. 29, No. 8, pp. 1549-1555, August 2012. (ISI) 

7- Confrence papers:

1. A. Shidfar and M. A. Hosseini, “Application of potentioal theory in biharmonic analysis”, Potential Theory, ed. By M. Kishi, Walter de Gruyter & Co., Berlin. New York, 1991.

2. M. Khalaj Amirhosseini and A. Cheldavi, “Optimum and wideband design of G-S-G interconnects”, Proceedings of the IASTED international Conference Communication Systems and Networks, pp. 310-312, Marbella, Spain, 1-3 September 2004.

3. A. Cheldavi, D. Ansari and M. Khalaj Amirhosseini, “Circulant symmetric multi-conductor microstrip line exposed to electromagnetic field”, Proceedings of the IASTED international Conference Communication Systems and Networks, pp. 313-316, Marbella, Spain, 1-3 September 2004.

4. M. Khalaj Amirhosseini and A. Cheldavi, “Wideband and efficient interconnects using multi-segmented grounded and opened lines”, Proceedings of 34th European Microwave Conference, pp. 657-660, Amsterdam, Netherland, 11-15 October 2004.

5. M. Gholam-Tamimi and M. Khalaj-Amirhosseini, “Conical coupled stripline transmission lines”, IEEE Symp. Mic. Ant. Prop. EMC (MAPE 2005), pp. 1084-1087, Beijing, China, 8-12 August 2005.

6. A. Cheldavi, M. Khalaj-Amirhosseini and S. Abbasi, “Coplanar transmission line exposed to electromagnetic field”, IEEE Symp. Mic. Ant. Prop. EMC (MAPE 2005), pp. 1092-1095, Beijing, China, 8-12 August 2005.

7. H. Ghorbaninezhad and M. Khalaj-Amirhosseini, “Optimum design of S-G-S and S-O-S interconnects using least mean square method”, IEEE Symp. Mic. Ant. Prop. EMC (MAPE 2005), pp. 1179-1182, Beijing, China, 8-12 August 2005.

8. M. Khalaj-Amirhosseini and A. Cheldavi, “Two-Dimensional time domain analysis of microstrip lines using RCMS model”, IEEE Symp. Mic. Ant. Prop. EMC (MAPE 2005), pp. 1252-1254, Beijing, China, 8-12 August 2005.

9. R. Saeidi, H. R. Sadegh-Mohammadi and M. Khalaj-Amirhosseini, “Efficient GMM-UBM system in text independent speaker verification using structural gaussian mixture models”, Int. Symp. Telecommunications (IST 2005), vol. 1, pp. 39-44, Shiraz, Iran, 10-12 September 2005.

10. R. Saeidi, H. R. Sadegh-Mohammadi and M. Khalaj-Amirhosseini, “Study of model parameters effects in adapted gaussian mixture models based text independent speaker verification”, Int. Symp. Telecommunications (IST 2005), vol. 1, pp. 387-392, Shiraz, Iran, 10-12 September 2005.

11. S. M. J. Razavi and M. Khalaj-Amirhosseini, “Using double-layers walls for shielded enclosures”, Asia-Pacific Microwave Conf. (APMC 2005), Vol. 2, DOI: 10.1109/APMC.2005.1606542, Suzhou, China, 4-7 December 2005.

12. A. Cheldavi and M. Khalaj-Amirhosseini, “An explicit form for green’s function of multi-layer structures”, Asia-Pacific Microwave Conf. (APMC 2005), Vol. 2, DOI: 10.1109/APMC.2005.1606421, Suzhou, China, 4-7 December 2005.

13. M. Khalaj-Amirhosseini and H. Ghorbaninezhad, “Efficient and wideband S-G-S type strip-line interconnects”, Asia-Pacific Microwave Conf. (APMC 2005), Vol. 2, DOI: 10.1109/APMC.2005.1606543, Suzhou, China, 4-7 December 2005.

14. M. Khalaj-Amirhosseini, “Symbolic analysis of homogeneous interconnects”, International Conference on Information and Communication Technologies: from Theory to Applications (ICTTA 2006), pp. 2177-2179, Damascus, Syria, 24-28 April 2006.

15. M. Khalaj-Amirhosseini, “Analysis of longitudinally inhomogeneous waveguides using finite difference method”, International Conference on Information and Communication Technologies: from Theory to Applications (ICTTA 2006), pp. 2187-2189, Damascus, Syria, 24-28 April 2006.

16. R. Saeidi, H. R. Sadegh-Mohammadi and M. Khalaj-Amirhosseini, “An efficient GMM classification post-processing method for structural Gaussian mixture model based speaker verification”, IEEE Int. Conf. On Acoustics, Speech and Signal Processing (ICASSP 2006), vol. 1, pp. I-909-912, Toulouse, France, 14-19 May 2006.

17. S.M.J. Razavi and M. Khalaj-Amirhosseini, “A complete transmission line model for analysis of shielded enclosures with several apertures” Iranian Conf. On Electrical Engineering (ICEE 2006), Tehran, Iran, 16-18 May 2006.

18. M. Moradian, M. Khalaj-Amirhosseini and M. Tayarani, “Analysis of Nonuniform Transmission Lines Through Analysis of Their Periodic Model”, International Symposium on Antennas, Propagation and EM Theory (ISAPE 2006), DOI: 10.1109/ISAPE.2006.353240, GuiLin, China, 26-29 October 2006.

19. M. Khalaj-Amirhosseini, “Microwave Filters using Waveguides Filled by Multi-Layer Dielectric”, International Symposium on Antennas, Propagation and EM Theory (ISAPE 2006), DOI: 10.1109/ISAPE.2006.353299, GuiLin, China, 26-29 October 2006.

20. M. Khalaj-Amirhosseini, “Design of Efficient Nonuniform Microstrip Couplers”, International Symposium on Antennas, Propagation and EM Theory (ISAPE 2006), DOI: 10.1109/ISAPE.2006.353300, GuiLin, China, 26-29 October 2006.

21. M. Khalaj-Amirhosseini and A. Cheldavi, “ Analytic Solution for the Problem of Excited Coupled Exponential Transmission Lines ”, International Symposium on Antennas and Propagation (ISAP 2006), pp. ??-??, Orchard, Singapore, 1-4 November 2006.

22. M. Khalaj-Amirhosseini, “ Analysis of Coupled Nonuniform Transmission Lines Through Analysis of Uncoupled Ones ”, International Symposium on Antennas and Propagation (ISAP 2006), pp. ??-??, Orchard, Singapore, 1-4 November 2006.

23. M. Khalaj-Amirhosseini, “ Analysis of Nonuniform Transmission Lines Through Analysis of Their Periodic Model ”, Science of Electronics, Technologies of Information and Telecommunications (SETIT 2007), pp. ??-??, Hammamet, Tunisia, 25-29 March 2007.

24. M. Khalaj-Amirhosseini, “Analysis of Coupled or Single Nonuniform Transmission Lines Using the Equivalent Sources Method”, IEEE Symp. Mic. Ant. Prop. EMC (MAPE 2007), pp. 1247-1250, Hangzhou, China, 14-17 August 2007.

25. M. Khalaj-Amirhosseini, “ Wideband Complex Impedance Matching Using Unequal-Length Multi-Section Transformers ”, International Symposium on Antennas and Propagation (ISAP 2007), pp. ??-??, Niigata, Japan, 20-24 August 2007.

26. M. Khalaj-Amirhosseini, “Optimum Design of Nonuniform Microstrip Couplers”, Inte rnational Symposium on Antennas and Propagation (ISAP 2007), pp. ??-??, Niigata, Japan, 20-24 August 2007.

27. M. Khalaj-Amirhosseini, “Analysis of Nonuniform Transmission Lines Using the Method of Moments”, Asia-Pacific Microwave Conf. (APMC 2007), DOI: 10.1109/APMC.2007.4554636, Bangkok, Thailand, 11-14 December 2007.

28. M. Khalaj-Amirhosseini, “Analysis of Longitudinally Inhomogeneous Waveguides Using Equivalent Sources Method”, Asia-Pacific Microwave Conf. (APMC 2007), DOI: 10.1109/APMC.2007.4554878, Bangkok, Thailand, 11-14 December 2007.

29. M. Khalaj-Amirhosseini, “Optimum Design of Nonuniform Microstrip Interconnects”, Int. Conf. Microwaves and Optoelectronics (ICMO 2007), pp. ??-??, Aurangabad, India, 17-20 December 2007.

30. M. Khalaj-Amirhosseini, “To Analyze The Nonuniform Transmission Lines By Cascading Short Linear Sections”, International Conference on Information and Communication Technologies: from Theory to Applications (ICTTA 2008), DOI: 10.1109/ICTTA.2008.4530269, Damascus, Syria, 7-11 April 2008.

31. M. Moradian and M. Khalaj-Amirhosseini, “First spurious suppression in microstrip parallel-coupled line filters using compensated capacitors and stubs”, International Conference on Information and Communication Technologies: from Theory to Applications (ICTTA 2008), DOI: 10.1109/ICTTA.2008.4530264, Damascus, Syria, 7-11 April 2008.

32. F. Sadegi-kia and M. Khalaj-Amirhosseini, “Three Reduced-Size Ratrace Couplers”, International Conference on Microwave and Millimeter Wave Technology (ICMMT 2008), Vol. 1, pp. 36-38, DOI: 10.1109/ICMMT.2008.4540293, Nanjing, China, 21-24 April 2008.

33. N. Hendijani, M. Khalaj-Amirhoseini, V. K. Sharghi, and H. Hadidian-Moghadam, “Design, simulation, and fabrication of tapered microstrip filters by applying the method of small reflections”, Internatioal Symposium on Telecommunications (IST 2008), pp. 133-137, Tehran, Iran, 27-28 August 2008.

34. M. Khalaj-Amirhosseini, “Analysis of Longitudinally Inhomogeneous Waveguides By Cascading Short Linear Sections”, International S ymposium on Antennas and Propagation (ISAP 2008), pp. ??-??, Taipei, Taiwan, 27-30 October 2008.

35. M. Khalaj-Amirhosseini and G. Rezai-Rad, “Circular Symmetric Coupled Microstrip Transmission Lines”, International RF and Microwave Conference (RFM 2008), pp. 52-56, Kuala-Lumpur, Malaysia, 2-4 December 2008.

36. M. Khalaj-Amirhosseini, “An Iteration Method To Analyze Nonuniform Transmission Lines”, International RF and Microwave Conference (RFM 2008), pp. 57-61, Kuala-Lumpur, Malaysia, 2-4 December 2008.

37. M. Khalaj-Amirhosseini, “Investigating Shielded Enclosures With Double-Layer Walls”, International RF and Microwave Conference (RFM 2008), pp. 62-66, Kuala Lumpur, Malaysia, 2-4 December 2008.

38. S. M. J. Razavi and M. Khalaj-Amirhosseini, “The Use of Ray-tracing and Genetic Algorithms to Optimize a Tapered Anechoic Chamber”, Progress In Electromagnetics Research Symposium (PIERS 2009), pp. 763-767, Beijing, China, 23-27 March, 2009.

39. M. Moradian and M. Khalaj-Amirhosseini, “Centerline Longitudinal Shunt Slot Excitation by Parabolic Shaped Single Ridge Waveguide”, Progress In Electromagnetics Research Symposium (PIERS 2009), pp. 1442-1445, Beijing, China, 23-27 March, 2009.

40. M. Khalaj-Amirhosseini, “Wideband Differential Phase Shifters Using Waveguides Filled by Inhomogeneous Dielectrics”, Progress In Electromagnetics Research Symposium (PIERS 2009), pp. 1513-1516, Beijing, China, 23-27 March, 2009.

41. M. Khalaj-Amirhosseini, “An Approximated Closed Form Solution For Nonuniform Transmission Lines”, Asia-Pacific Microwave Conf. (APMC 2009), pp. 1310-1314, Singapore, 7-10 December 2009.

42. F. Hosseini, M. Khalaj-Amirhosseini and M. Yazdani, “Novel Compact Branch-Line Coupler Using Non-Uniform Transmission line”, Asia-Pacific Microwave Conf. (APMC 2009), pp. 1577-1580, Singapore, 7-10 December 2009.

43. M. Khalaj-Amirhosseini and H. Ghorbaninejad-Foumani, “Arbitrary Microwave Filters Using Waveguides Filled by Dielectric and Magnetic Layers”, Progress In Electromagnetics Research Symposium (PIERS 2010), pp. 548-552, Xi'an, China, 22-26 March, 2010.

44. M. Khalaj-Amirhosseini and H. Ghorbaninejad-Foumani, “Waveguide Bandpass Filters Utilizing Only Dielectric Pieces”, Progress In Electromagnetics Research Symposium (PIERS 2010), pp. 553-557, Xi'an, China, 22-26 March, 2010.

45. M. Khalaj-Amirhosseini, “Wide-Angle Transmision Wave Polarizers Using Dielectric Layers”, Progress In Electromagnetics Research Symposium (PIERS 2010), pp. 857-861, Xi'an, China, 22-26 March, 2010.

46. M. Khalaj-Amirhosseini, “Analysis of Coupled Nonuniform Transmission Lines As An Initial Value Problem”, Progress In Electromagnetics Research Symposium (PIERS 2010), pp. 150-153, Cambridge, USA, 5-8 July, 2010.

47. M. Yazdani, M. Khalaj-Amirhosseini and F. Hosseini, “Size Reduction and Harmonic Suppression of Narrow Bandpass Waveguide Filters Using Nonuniform Waveguides”, Progress In Electromagnetics Research Symposium (PIERS 2010), pp. 178-182, Cambridge, USA, 5-8 July, 2010.

48. M. Khalaj-Amirhosseini, “A Closed Form Solution for Longitudinally Inhomogeneous Waveguides”, Progress In Electromagnetics Research Symposium (PIERS 2010), pp. 681-685, Cambridge, USA, 5-8 July, 2010.

49. M. Moeini-Fard and M. Khalaj-Amirhoseini, “Uneven Dielectric Reflect-Array Antennas”, Internatioal Symposium on Telecommunications (IST 2010), pp. 82-86, Tehran, Iran, 4-6 December, 2010.

50. O. Hoseini Izadi and M. Khalaj-Amirhoseini, “A Novel Compensation Method for Microstrip Right-Angled Bend Discontinuity Using Defected Ground Structure”, Iranian Conf. on Electrical Engineering (ICEE 2011), pp. 1-4, Print ISBN: 978-1-4577-0730-8, Tehran, Iran, May 17-19, 2011. 

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