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1

Surface relief structures on azo polymer films

Viswanathan, Nirmal K., Kim, Dong Yu, Bian, Shaoping, Williams, John, Liu, Wei, Li, Lian, Samuelson, Lynne, Kumar, Jayant, Tripathy, Sukant K.

Journal:

Journal of Materials Chemistry

Year:

1999

Language:

english

File:

PDF, 493 KB

english, 1999

2

Chiral dynamics of exceptional points in weakly absorbing biaxial crystal

Samlan, C. T., Viswanathan, Nirmal K.

Journal:

Year:

2018

Language:

english

File:

PDF, 1.67 MB

english, 2018

3

Nanodisplacement measurement using spectral shifts in a white-light interferometer

Brundavanam, Maruthi M., Viswanathan, Nirmal K., Rao, D. Narayana

Journal:

Year:

2008

Language:

english

File:

PDF, 461 KB

english, 2008

4

Generation of tunable chain of three-dimensional optical bottle beams via focused multi-ring hollow Gaussian beam

Philip, Geo M., Viswanathan, Nirmal K.

Journal:

Journal of the Optical Society of America A

Year:

2010

Language:

english

File:

PDF, 861 KB

english, 2010

5

Surface-Initiated Mechanism for the Formation of Relief Gratings on Azo-Polymer Films

Viswanathan, Nirmal K., Balasubramanian, Srinivasan, Li, Lian, Kumar, Jayant, Tripathy, Sukant K.

Journal:

Journal of Physical Chemistry B

Year:

1998

Language:

english

File:

PDF, 177 KB

english, 1998

6

A Detailed Investigation of the Polarization-Dependent Surface-Relief-Grating Formation Process on Azo Polymer Films

Viswanathan, Nirmal K., Balasubramanian, Srinivasan, Li, Lian, Tripathy, Sukant K., Kumar, Jayant

Journal:

Japanese Journal of Applied Physics

Year:

1999

Language:

english

File:

PDF, 450 KB

english, 1999

7

INVESTIGATION OF BIREFRINGENCE AND SURFACE RELIEF GRATING FORMATION IN AZOPOLYMER FILMS

Viswanathan, Nirmal, Balasubramanian, Srinivasan, Kumar, Jayant, Tripathy, Sukant

Journal:

Journal of Macromolecular Science Part A

Year:

2001

Language:

english

File:

PDF, 382 KB

english, 2001

8

The Pancharatnam–Berry phase in polarization singular beams

Kumar, Vijay, Viswanathan, Nirmal K

Journal:

Journal of Optics (IOPscience)

Year:

2013

Language:

english

File:

PDF, 857 KB

english, 2013

9

Spectral and temporal evolutions of ultrashort pulses diffracted through a slit near phase singularities

Poyyil Veetil, Suhas, Viswanathan, Nirmal K., Vijayan, C., Wyrowski, Frank

Journal:

Applied Physics Letters

Year:

2006

Language:

english

File:

PDF, 589 KB

english, 2006

10

Topological structures in vector-vortex beam fields

Kumar, Vijay, Viswanathan, Nirmal K.

Journal:

Journal of the Optical Society of America B

Year:

2014

Language:

english

File:

PDF, 1.25 MB

english, 2014

11

Direct patterning of vortex generators on a fiber tip using a focused ion beam

Vayalamkuzhi, Pramitha, Bhattacharya, Shanti, Eigenthaler, Ulrike, Keskinbora, Kahraman, Samlan, C. T., Hirscher, Michael, Spatz, Joachim P., Viswanathan, Nirmal K.

Journal:

Year:

2016

Language:

english

File:

PDF, 1.44 MB

english, 2016

12

A study of geometric phase topology using Fourier transform method

Samlan, C T, Naik, Dinesh N, Viswanathan, Nirmal K

Journal:

Journal of Optics (IOPscience)

Year:

2016

Language:

english

File:

PDF, 1.55 MB

english, 2016

13

Amplified measurement of weak optical activity using a spin-phase-gradient beam

Suna, Rashmi Ranjan, Viswanathan, Nirmal K.

Journal:

Year:

2018

Language:

english

File:

PDF, 1.49 MB

english, 2018

14

Back Cover: Probing ProximityâTailored High SpinâOrbit Coupling in 2D Materials (Adv. Quantum Technol. 9/2020)

Sahoo, Krishna Rani, Chakravarthy, T. Pradeep, Sharma, Rahul, Bawari, Sumit, Mundlia, Suman, Sasmal, Satyaki, Raman, Karthik V., Narayanan, Tharangattu N., Viswanathan, Nirmal K.

Journal:

Advanced Quantum Technologies

Year:

2020

File:

PDF, 28.82 MB

2020

15

Holographic fabrication of polarization selective diffractive optical elements on azopolymer film

Sukant K. Tripathy, Nirmal K. Viswanathan, S. Balasubramanian, Jayant Kumar

Journal:

Polymers for Advanced Technologies

Year:

2000

Language:

english

File:

PDF, 110 KB

english, 2000

16

Photoinduced fabrication of complex surface relief structures on azobenzene functionalized polymers

J Kumar, L Li, Nirmal K Viswanathan, S Bian, S Balasubramanian, D Y Kim, S K Tripathy

Journal:

Bulletin of Materials Science

Year:

1999

Language:

english

File:

PDF, 692 KB

english, 1999

17

Comments on Chen et al.: Conservative versus surgical management of Pipkin type I fractures associated with posterior dislocation of the hip: a randomised controlled trial

Ramesh Sen, Vibhu Viswanathan, Nirmal Raj Gopinathan, Shashidhar Kantharajanna

Journal:

International Orthopaedics

Year:

2011

Language:

english

File:

PDF, 44 KB

english, 2011

18

Switchable vector vortex beam generation using an optical fiber

V.V.G. Krishna Inavalli, Nirmal K. Viswanathan

Journal:

Optics Communications

Year:

2010

Language:

english

File:

PDF, 309 KB

english, 2010

19

Experimental investigation of link between growth and decay of fiber Bragg gratings

Srinivasan, Balaji, Prasad, V. J. Vishnu, Joseph, Rajesh, Asokan, S., Viswanathan, Nirmal K.

Journal:

Year:

2011

Language:

english

File:

PDF, 540 KB

english, 2011

20

Polarization singularities in the two-mode optical fiber output

Jayasurya, Y. V., Krishna Inavalli, V. V. G., Viswanathan, Nirmal K.

Journal:

Year:

2011

Language:

english

File:

PDF, 564 KB

english, 2011

21

All-optical thermo-plasmonic device

Shankar, Pidishety, Viswanathan, Nirmal K.

Journal:

Year:

2011

Language:

english

File:

PDF, 366 KB

english, 2011

22

Effect of input spectrum on the spectral switch characteristics in a white-light Michelson interferometer

Brundavanam, Maruthi M., Viswanathan, Nirmal K., Rao, D. Narayana

Journal:

Journal of the Optical Society of America A

Year:

2009

Language:

english

File:

PDF, 720 KB

english, 2009

23

Rotational Doppler-effect due to selective excitation of vector-vortex field in optical fiber

Inavalli, V. V. G. Krishna, Viswanathan, Nirmal K.

Journal:

Year:

2011

Language:

english

File:

PDF, 1.03 MB

english, 2011

24

Photoerasure of ultraviolet-induced birefringence and polarization-mode dispersion of chirped fiber Bragg gratings

Viswanathan, Nirmal K.

Journal:

Year:

2004

Language:

english

File:

PDF, 635 KB

english, 2004

25

Spectrally resolved phase-shifting interferometry for accurate group-velocity dispersion measurements

Debnath, Sanjit K., Viswanathan, Nirmal K., Kothiyal, Mahendra P.

Journal:

Year:

2006

Language:

english

File:

PDF, 233 KB

english, 2006

26

Spectral anomalies due to temporal correlation in a white-light interferometer

Brundavanam, Maruthi M., Viswanathan, Nirmal K., Desai, Narayana Rao

Journal:

Year:

2007

Language:

english

File:

PDF, 169 KB

english, 2007

27

Generation of optical vector beams using a two-mode fiber

Viswanathan, Nirmal K., Inavalli, V. V.

Journal:

Year:

2009

Language:

english

File:

PDF, 208 KB

english, 2009

28

Generation of spirally polarized propagation-invariant beam using fiber microaxicon

Philip, Geo M., Viswanathan, Nirmal K.

Journal:

Year:

2011

Language:

english

File:

PDF, 305 KB

english, 2011

29

Photo-fabrication of electroactive polymers for photonics

S.K. Tripathy, D.Y. Kim, L. Li, Nirmal K. Viswanathan, S. Balasubramanian, W. Liu, P. Wu, S. Bian, L. Samuelson, J. Kumar

Journal:

Synthetic Metals

Year:

1999

Language:

english

File:

PDF, 394 KB

english, 1999

30

Systematic study on photofabrication of surface relief grating on high-tg azobenzene polymers

Takashi Fukuda, Hiro Matsuda, Nirmal K. Viswanathan, Sukant Tripathy, Jayant Kumar, Takao Shiraga, Masao Kato, Hachiro Nakanishi

Journal:

Synthetic Metals

Year:

1999

Language:

english

File:

PDF, 234 KB

english, 1999

31

Role of receptors of advanced glycation end-products (RAGE) in type 2 diabetic and non-diabetic individuals with chronic periodontal disease: an immunohistochemical study

Karattuparambath Rajeev, Rajeev Karthika, Ramachandran Mythili, Viswanathan Krishnan, Madhavan Nirmal

Journal:

Journal of Investigative and Clinical Dentistry

Year:

2011

Language:

english

File:

PDF, 256 KB

english, 2011

32

Dynamic evolution of transverse energy flow in focused asymmetric optical vector-vortex beams

Kumar, Vijay, Krishna Inavalli, V.V.G., Viswanathan, Nirmal K.

Journal:

Optics Communications

Year:

2012

Language:

english

File:

PDF, 1.83 MB

english, 2012

33

SPIE Proceedings [SPIE OPTO - San Francisco, California (Saturday 23 January 2010)] Complex Light and Optical Forces IV - Generic dark hollow beams using negative cones chemically etched in fiber tips

Viswanathan, Nirmal K., Philip, Geo M., Jayasurya, Y. V., Galvez, Enrique J., Andrews, David L., Glückstad, Jesper

Year:

2010

Language:

english

File:

PDF, 1.22 MB

english, 2010

34

Formation and morphological transformation of polarization singularities: hunting the monstar

Kumar, Vijay, Philip, Geo M, Viswanathan, Nirmal K

Journal:

Journal of Optics (IOPscience)

Year:

2013

Language:

english

File:

PDF, 1.12 MB

english, 2013

35

Photofabrication of Surface Relief Grating on Films of Azobenzene Polymer with Different Dye Functionalization

Fukuda, Takashi, Matsuda, Hiro, Shiraga, Takao, Kimura, Tatsumi, Kato, Masao, Viswanathan, Nirmal K., Kumar, Jayant, Tripathy, Sukant K.

Journal:

Year:

2000

Language:

english

File:

PDF, 100 KB

english, 2000

36

Generation of isolated asymmetric umbilics in light's polarization

Galvez, Enrique J., Rojec, Brett L., Kumar, Vijay, Viswanathan, Nirmal K.

Journal:

Physical Review A

Year:

2014

Language:

english

File:

PDF, 1.41 MB

english, 2014

37

[IEEE 2011 International Quantum Electronics Conference (IQEC) and Conference on Lasers and Electro-Optics (CLEO) Pacific Rim - Sydney, Australia (2011.08.28-2011.09.1)] 2011 International Quantum Electronics Conference (IQEC) and Conference on Lasers and Electro-Optics (CLEO) Pacific Rim incorporating the Australasian Conference on Optics, Lasers and Spectroscopy and the Australian Conference on Optical Fibre Technology - Spectral correlation of refocused collinear filaments using femtosecond pulses

Brundavanam, Maruthi M., Viswanathan, Nirmal K., Miyamoto, Y., Rao, D. Narayana

Year:

2011

Language:

english

File:

PDF, 279 KB

english, 2011

38

Detection of phase transitions from the study of whispering gallery mode resonance in liquid crystal droplets

Kumar, T. Arun, Mohiddon, M. A., Dutta, N., Viswanathan, Nirmal K., Dhara, Surajit

Journal:

Applied Physics Letters

Year:

2015

Language:

english

File:

PDF, 1.14 MB

english, 2015

39

SPIE Proceedings [SPIE SPIE OPTO - San Francisco, California, United States (Saturday 7 February 2015)] Complex Light and Optical Forces IX - Spatially varying polarization singular pattern: degree of coherence

Galvez, Enrique J., Glückstad, Jesper, Andrews, David L., Viswanathan, Nirmal K., Samlan, C.T., Pandey, Rishabh

Year:

2015

Language:

english

File:

PDF, 632 KB

english, 2015

40

SPIE Proceedings [SPIE SPIE OPTO - San Francisco, California, United States (Saturday 7 February 2015)] Complex Light and Optical Forces IX - Is Monstar topologically the same as lemon?

Galvez, Enrique J., Glückstad, Jesper, Andrews, David L., Kumar, Vijay, Viswanathan, Nirmal K.

Year:

2015

Language:

english

File:

PDF, 569 KB

english, 2015

41

Topological structures in the Poynting vector field: an experimental realization

Kumar, Vijay, Viswanathan, Nirmal K.

Journal:

Year:

2013

Language:

english

File:

PDF, 450 KB

english, 2013

42

Polarimetric measurement of optically perturbed surface plasmonic field

Pidishety, Shankar, Viswanathan, Nirmal K.

Journal:

Journal of the Optical Society of America B

Year:

2013

Language:

english

File:

PDF, 748 KB

english, 2013

43

Polarimetric measurement method to calculate optical beam shifts

Prajapati, Chandravati, Pidishety, Shankar, Viswanathan, Nirmal K.

Journal:

Year:

2014

Language:

english

File:

PDF, 463 KB

english, 2014

44

On-axis time-resolved spatial characterization of shock-induced refractive fringes in liquid water

Sitalakshmi, B., Vudayagiri, Ashoka, Sreedhar, Sunku, Viswanathan, Nirmal K.

Journal:

Journal of the Optical Society of America B

Year:

2013

Language:

english

File:

PDF, 991 KB

english, 2013

45

[OSA International Conference on Fibre Optics and Photonics - Kharagpur (2014..-..)] 12th International Conference on Fiber Optics and Photonics - Coherence of Partially-correlated Electromagnetic Beam-fields

Viswanathan, Nirmal K., C T, Samlan, Pandey, Rishabh

Year:

2014

Language:

english

File:

PDF, 352 KB

english, 2014

46

Plasmon-mediated vectorial topological dipole: formation and annihilation

Pidishety, Shankar, Kumar, Vijay, Viswanathan, Nirmal K.

Journal:

Year:

2012

Language:

english

File:

PDF, 309 KB

english, 2012

47

Visible–Near-Infrared Range Whispering Gallery Resonance from Photonic μ-Sphere Cavities Self-Assembled from a Blend of Polystyrene and Poly[4,7-bis(3-octylthiophene-2-yl)benzothiadiazole- co -2,6-bis(pyrazolyl)pyridine] Coordinated to Tb(acac) 3

Narayana, Yemineni S. L. V., Venkatakrishnarao, Dasari, Biswas, Arani, Mohiddon, Mahamad Ahamad, Viswanathan, Nirmal, Chandrasekar, Rajadurai

Journal:

ACS Applied Materials & Interfaces

Year:

2015

Language:

english

File:

PDF, 2.88 MB

english, 2015

48

SPIE Proceedings [SPIE OPTO - San Francisco, California (Saturday 23 January 2010)] Complex Light and Optical Forces IV - Rotational frequency shift in cylindrical vector beam due to skew rays in few-mode optical fibers

Viswanathan, Nirmal K., Inavalli, V. V. G. Krishna, Galvez, Enrique J., Andrews, David L., Glückstad, Jesper

Year:

2010

Language:

english

File:

PDF, 666 KB

english, 2010

49

Generation of optical vortex dipole from superposition of two transversely scaled Gaussian beams

Naik, Dinesh N., Pradeep Chakravarthy, T., Viswanathan, Nirmal K.

Journal:

Year:

2016

Language:

english

File:

PDF, 1.12 MB

english, 2016

50

Effect of residual phase gradients in optical null interference

Naik, Dinesh N., Pradeep Chakravarthy, T., Viswanathan, Nirmal K.

Journal:

Year:

2016

Language:

english

File:

PDF, 1.71 MB

english, 2016