List of Figures

1. Initial radio light curves a Type II-L SNe SN1980k
2. A typical spectral index evolution of a radio loud Supernovae
3. Typical radio continuum spectrum for Galactic SNRs
4. Radio image of typical Shell-type SNR
5. Radio image of typical plerionic SNR
6. Radio image of typical composite/mixed morphology SNR
7. Radio image of typical barrel-shaped SNR
8. Distribution of known Galactic SNRs as a function Galactic longitude
9. Schematic diagram showing the effect of the ionosphere
10. Orientation of the XYZ co-ordinate system and its relation to the Hour angle and declination of the source
11. Geometric relation between the sky plane and the observing plane
12. Two element interferometer
13. The location of the GMRT antennas
14. The location of the GMRT antennas in the Central Square
15. Full synthesis uv-coverage of the GMRT array
16. Full synthesis uv-coverage of the GMRT Central Square
17. Schematic diagram of the GMRT receiver
18. Schematic diagram of a single correlator pipeline
19. Antenna phase as a function of declination
20. Antenna phase as a function of HA for Central Square antennas at 327 MHz
21. Antenna phase as a function of HA for arm antennas at 327 MHz
22. Antenna based phases as a function of channel number before fixed delay calibration
23. Antenna based phases as a function of channel number after fixed delay calibration
24. Graphical representation of the geometry of the Image volume and the Celestial sphere.
25. Graphical illustration to compute the distance between the tangent plane and a point in the sky at an angle of $\theta$.
26. Graphical representation of polyhedron imaging
27. Gray scale image of the field containing G001.4$-$0.0
28. Gray scale image of the field containing G0003.7$-$0.0
29. Higher resolution image of field containing G004.2$-$0.0
30. Gray scale image of the field containing G004.8+6.2
31. Gray scale image of field containing G356.2-1.5
32. Gray scale image of the field containing G356.2+4.5
33. Gray scale image of the field containing G358.0+3.8
34. GMRT 327-MHz image of G001.4$-$0.0
35. The GMRT 327-MHz image of G003.8$+$0.3
36. 327-MHz contours overlayed on the $60\mu$m IRAS image of G003.8$+$0.3
37. 11 cm image of G003.8$+$0.3 using 100-m Effelsberg telescope
38. GMRT 327-MHz image of the field G004.2$+$0.0
39. IRAS $60\mu m$ image of G004.2$+$0.0
40. GMRT image of G004.8$+$6.2 at 327 MHz and NVSS image at 1400 MHz.
41. VLA image of G004.8$+$6.2 at 325 MHz.
42. The GMRT 327-MHz image of G356.3-1.5
43. The GMRT image of G356.2+4.5 at 327 MHz and NVSS image at 1400 MHz.
44. GMRT image of G358.0+3.8 at 327 MHz and NVSS image at 1400 MHz.
45. GMRT 327-MHz image of G003.7$-$0.2
46. GMRT 327-MHz image of G355.9-2.5
47. GMRT 327-MHz image of the Kepler's SNR (G004.5$+$6.8)
48. Comparison of typical thermal and non-thermal spectrum
49. G003.6$-$0.1 at 327 and 1420 MHz
50. G003.6$-$0.1 at 5-GHz and 60$\mu m$
51. HI absorption profiles against G003.6$-$0.1
52. Continuum spectra of G003.6$-$0.1
53. Linear structure in the field of G356.3$-$1.5
54. Image of the Ultra Compact H II region G004.4$+$0.1 at 327 and 1420 MHz
55. Spectral index $\alpha ^{327}_{1400}$ for G004.417$+$0.126
56. Extended emission around two HII region at the edge of G003.7$-$0.2 field
57. Results of the simulations to test the leaky antsol algorithm
58. Comparison of $\chi ^2$ before and after correction for polarization leakage
59. Computed complex antenna based polarization leakage
60. The Poincaré sphere