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Kumar, Raj and Kaura, S.K. and Chhachhia, D.P. and Mohan, D. and Aggarwal, A.K. (2008) Comparative Study of Different Schlieren Diffracting Elements. Pramana-Journal of Physics, 70 (1). pp. 121-129. ISSN ISSN : 0304-4289
Sharma, A.K. and Chhachhia, D.P. and Mahajan, C.G. and Aggarwal, A.K. (2008) Dual beam encoded extended fractional Fourier transform security hologram with in-built repositioning. PRAMANA- journal of physics, 70 (1). pp. 131-139. ISSN ISSN : 0304-4289
Kumar, Raj and Kaura, S.K. and Chhachhia, D.P. and Mohan, D. and Aggarwal, A.K. (2008) Holographic optics-based schlieren diffraction interferometer. Current science, 94 (2). pp. 184-188. ISSN 0011-3891
Sharma, A.K. and Chhachhia, D.P. and Aggarwal, A.K. (2008) Moiré Pattern Encoded Extended Fractional Fourier Transform Security Hologram. Journal of Modern Optics , 53 (3). pp. 351-359. ISSN 0950-0340
Kumar, Raj and Aggarwal, A.K. (2007) Interferometric Moire Pattern Encoded Security Holograms with Concealed Phase Object. Optics Communications, 279 (1). pp. 120-123. ISSN 0030-4018
Kumar, Raj and Kaura, S.K. and Chhachhia, D.P. and Aggarwal, A.K. (2007) Direct Visualization of Young’s Boundary Diffraction Wave. Optics Communications, 276 (1). pp. 54-57. ISSN 0030-4018
Kumar, Raj and Aggarwal, A.K. (2007) Schlieren Interferometric Concealed Coded Security Holograms. Indian Journal of Pure & Applied Physics, 45 (5). pp. 429-433. ISSN 0019-5596
Kumar, Raj and Mohan, D. and Kaura, S.K. and Chhachhia, D.P. and Aggarwal, A.K. (2007) Phase knife-edge Laser Schlieren Diffraction Interferometry with Boundry Diffraction Wave Theory. Pramana-Journal of Physics,, 68 (4). pp. 581-589. ISSN 0304-4289
Kumar, Raj and Mohan, D. and Aggarwal, A.K. (2007) Interferometric key readable security holograms with secrete-codes. Parmana Journal of Physics, 68 (3). pp. 443-450. ISSN 0304-4289
Kumar, Raj and Kaura, S.K. and Sharma, A.K. and Chhachhia, D.P. and Aggarwal, A.K. (2007) Knife-edge diffraction pattern as an interference phenomenon: An experimental reality. Optics & Laser Technology, 39 (2). pp. 256-261. ISSN 0030-3992
Kumar, Raj and Chhachhia, D.P. and Aggarwal, A.K. (2006) Folding mirror schlieren diffraction interferometer. Applied Optics, 45 (26). pp. 6780-6711. ISSN 0003-6935
Sharma, A.K. and Kaura, S.K. and Chhachhia, D.P. and Mahajan, C.G. and Aggarwal, A.K. (2006) Holographic optics based two-channel interferometer. Indian Journal of Pure & Applied Physics, 44 (7). pp. 501-508. ISSN 0019-5596
Aggarwal, A.K. and Kaura, S.K. and Chhachhia, D.P. and Sharma, A.K. (2006) Concealed moiré pattern encoded security holograms readable by a key hologram. Optics & Laser Technology, 38 (2). pp. 117-121. ISSN 0030-3992
Singh, Nahar and Jain, S.C. and Mishra, Vandana and Poddar, G.C. and Kaur, Palvinder and Singla, Himani and Aggarwal, A.K. and Kapur, Pawan (2006) Fibre Bragg grating-based sensing device for petrol leak detection. Current Science, 90 (2). pp. 219-221. ISSN 0011-3891
Kaura, S.K. and Virdi, S.P.S. and Aggarwal, A.K. (2006) Holographic optical elements encoded security holograms with enhanced features. Indian Journal of Pure & Applied Physics, 44 (12). pp. 896-902. ISSN 0019-5596
Kaura, S.K. and Chhachhia, D.P. and Aggarwal, A.K. (2006) Interferometric moiré pattern encoded security holograms. Journal of Optics: A Pure & Applied Optics , 8 (1). pp. 67-71. ISSN 1464-4258
Kumar, Raj and Chhachhia, D.P. and Aggarwal, A.K. (2006) Retrieval of infinite-fringe mode information from beam folding interferometer for direct phase visualization. Journal of Optics A: Pure Applied Optics, 8 (9). pp. 747-751. ISSN 1464-4258
Sharma, A.K. and Chhachhia, D.P. and Mahajan, C.G. and Aggarwal, A.K. (2006) A holographic dual-channel interferometer. Current Science , 91 (3). pp. 269-271. ISSN 0011-3891
Jain, S.C. and Singh, Nahar and Chhabra, J.K. and Verma, Veto and Charan, J.J. and Vaze, K.K. and Aggarwal, A.K. and Kushwaha, H.S. and Dhawan, S.C. and Bajpai, R.P. (2005) Development and experimental investigations of extrinsic Fabry–Pérot interferometric sensor-bonding techniques for strain measurement in concrete and metallic structures. Current Science, 89 (2). pp. 255-256. ISSN 0011-3891
Singh, Nahar and Jain, S.C. and Aggarwal, A.K. and Bajpai, R.P. (2005) Fiber Bragg grating writing using phase mask technology. Journal of Scientific and Industrial Research , 64 (2). pp. 108-115. ISSN 0022-4456
Sharma, A.K. and Kaura, S.K. and Kumar, Raj and Chhachhia, D.P. and Aggarwal, A.K. (2004) A simple, compact and cost-effective optical interferometer using a grating and holographic optics. Journal of Scientific & Industrial Research, 63 (12). pp. 992-996. ISSN 0022-4456
Aggarwal, A.K. and Kaura, S.K. and Sharma, A.K. and Chhachhia, D.P. (2004) Interferometry based security hologram readable with an encoded key hologram. Indian Journal of Pure & Applied Physics, 42 (11). pp. 816-819. ISSN 0019-5596
Aggarwal, A.K. and Kaura, S.K. and Chhachhia, D.P. and Sharma, A.K. (2004) Holographic optics based interferometer for real-time testing of phase objects. Optics & Laser Technology, 36 (7). pp. 545-549. ISSN 0030-3992
Aggarwal, A.K. and Kaura, S.K. and Chhachhia, D.P. and Sharma, A.K. (2004) A compact holographic optics based interferometer. Current Science, 87 (2). pp. 228-232. ISSN 0011-3891
Aggarwal, A.K. and Kaura, S.K. and Chhachhia, D.P. and Sharma, A.K. (2004) Realization of an optical interferometer based on holographic optics for real-time testing of phase objects. PRAMANA -Journal of Physics, 63 (5). pp. 993-1001. ISSN 0019-5596
Aggarwal, A.K. and Kaura, S.K. and Chhachhia, D.P. and Sharma, A.K. (2004) Realization of holographic optics based interferometer for study of phase objects. Journal of Pure & Applied Physics, 42 (5). pp. 326-333. ISSN 0019-5596
Singh, Nahar and Jain, S.C. and Aulakh, N.S. and Chhabra, J.K. and Singla, M.L. and Aggarwal, A.K. (2004) Fiber Optic Colorimetric Technique for in-situ Measurement of Corrosion in Civil Structures. Experimental Technique, 28 (1). pp. 24-26. ISSN 1747-1567
Aggarwal, A.K. and Kaura , S.K. and Chhachhia, D.P. and Sharma, A.K. (2004) Encoded Reference Wave Security Holograms with Enhanced Features. Journal of Optics A: Pure and Applied Optics, 6 (2). pp. 278-281. ISSN 1464-4258
Aulakh, N.S. and Chhabra, J.K. and Kumar, A. and Aggarwal, A.K. (2004) Development of a Fiber Optic based System to Monitor Landslide Activity. IETE Technical Review, 21 (1). pp. 75-81. ISSN 0256-4602
Kaura, S.K. and Chhachhia, D.P. and Sharma, A.K. and Aggarwal, A.K. (2003) Security Holograms Readable with an Encoded Key Hologram. Indian journal of Pure & Applied Physics , 41 (9). pp. 696-699. ISSN 0019-5596
Jain, S.C. and Singh, Nahar and Poddar, G.C. and Aggarwal, A.K. and Bajpai, R.P. (2003) Development and Investigations of a Fiber Optic Technique for On-line Monitoring of the Quality of Polish of Rice. Experimental Techniques , 27 (6). pp. 49-52. ISSN 0732-8818
Singh, Nahar and Jain, S.C. and Aggarwal, A.K. (2002) Fiber Optic Technique for Sensing Temperature, Contamination and Layer Thickness of Immiscible Liquids. Experimental Techniques , 26 (3). pp. 36-38. ISSN 0732-8818
Singh, Nahar and Jain, S.C. and Kumar, Sanjeev and Mohal, Vijay and Pandey, V. and Aggarwal, A.K. (2002) Design, fabrication and performance of a fiber optic flowmeter for transparent fluids. Journal Instrument Society of India, 32 (4). pp. 308-314.
Staffan, Schedin and Pedrini, Giancarlo and Tiziani, H.J and Aggarwal, A.K. (2001) Comparative Study of Various Endoscopes for Pulsed Digital Holographic Interferometry. Applied Optics, 40 (16). pp. 2692-2697. ISSN 0003-6935
Jain, S.C. and Singh, Nahar and Chhabra, J.K. and Aggarwal, A.K. (2001) Experimental Feasibility Study of Fiber Optic Extrinsic Fabry-Perot Interferometric Sensor for Civil Structures and other Applications. Journal of Scientific & Industrial Research, 60 (10). pp. 779-785. ISSN 0022-4456
Schedin, Staffan and Pedrini, Giancarlo and Tiziani, H.J and Aggarwal, A.K. and Gusev , M.E. (2001) Highly Sensitive Pulsed Digital Holography for Built-in-defect analysis with a laser excitation. Applied Optics, 40 (1). pp. 100-103. ISSN 0003-6935
