Raj Kumar
Cited by
Cited by
Knife-edge diffraction pattern as an interference phenomenon: an experimental reality
R Kumar, SK Kaura, AK Sharma, DP Chhachhia, AK Aggarwal
Optics & Laser Technology 39 (2), 256-261, 2007
Structure of boundary diffraction wave revisited
R Kumar
Applied Physics B 90 (3-4), 379-382, 2008
Portable digital holographic camera featuring enhanced field of view and reduced exposure time
R Kumar, G Dwivedi, O Singh
Optics and Lasers in Engineering 137 (2), 106359, 2021
Direct visualization of Young’s boundary diffraction wave
R Kumar, SK Kaura, DP Chhachhia, AK Aggarwal
Optics communications 276 (1), 54-57, 2007
Revisit to comparison of numerical reconstruction of digital holograms using angular spectrum method and Fresnel diffraction method
G Dwivedi, SK Debnath, B Das, R Kumar
Journal of Optics 49 (1), 118-126, 2020
Folding mirror schlieren diffraction interferometer
R Kumar, DP Chhachhia, AK Aggarwal
Applied optics 45 (26), 6708-6711, 2006
Diffraction Lloyd mirror interferometer
R Kumar
Journal of Optics 39 (2), 90-101, 2010
Comparative study of different Schlieren diffracting elements
R Kumar, SK Kaura, DP Chhachhia, D Mohan, AK Aggarwal
Pramana 70 (1), 121-129, 2008
Highly Stable Vibration Measurements by Common-path off-axis Digital Holography
M Kumar, L Pensia, R Kumar
Optics and Lasers in Engineering 163, 107452, 2023
Scratch enhancement and measurement in periodic and non-periodic optical elements using digital holography
S Verma, SS Sarma, R Dhar, R Kumar
Optik 126 (21), 3283-3287, 2015
Performance evaluation of a digital holographic camera under variable source power and exposure time
G Dwivedi, L Pensia, SK Debnath, R Kumar
Applied Optics 60 (4), A120-A130, 2021
Delamination testing of polyurethane pads adhered to polishing tool using a digital holographic nondestructive testing method
RK Gaurav Dwivedi, Anuj Sharma, Omendra Singh, Prabhat K. Baghel
Optical Engineering 59 (10), 102417, 2020
Optical fiber antenna generating spiral beam shapes
S Sarkar Pal, SK Mondal, D Kumbhakar, R Kumar, A Akula, R Ghosh, ...
Applied Physics Letters 104 (3), 2014
Estimation of magnetorheological fluid constituent’s concentration for efficient finishing process
PK Baghel, R Kumar
Materials and Manufacturing Processes 36 (5), 626-635, 2021
Comparison of numerical reconstruction of digital holograms using angular spectrum method and Fresnel diffraction method
G Dwivedi, A Sharma, S Debnath, Rajkumar
Journal of Optics, 1-10, 2017
Emerging scientific and industrial applications of digital holography: An overview
R Kumar, G Dwivedi
Engineering Research Express 5 (3), 10.1088/2631-8695/acf97e, 2023
Ultrasonic vibration–assisted magnetorheological hybrid finishing process for glass optics
PK Baghel, V Mishra, R Kumar, GS Khan
The International Journal of Advanced Manufacturing Technology 125 (5), 2265 …, 2023
Single-shot off-axis digital holographic system with extended field-of-view by using multiplexing method
M Kumar, L Pensia, R Kumar
Scientific Reports 12, 16462, 2022
Noise free defect detection in ceramic tableware using a portable digital holographic camera
L Pensia, G Dwivedi, O Singh, R Kumar
Applied Optics 61 (5), B181-B189, 2022
Effect of displacement in object plane on reconstructed image in lens-based digital holography
L Pensia, G Dwivedi, R Kumar
Engineering Research Express 3 (3), 035004, 2021
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