Publications

2021

Mapping Viscoelastic Properties Using Helical Magnetic Nanopropellers. Ghosh A, Ghosh A. Transactions of the Indian National Academy of Engineering. 2021 Jun;6(2):429-38.

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Unconventional plasmonic sensitization of graphene in mid-infrared. Paria D, Vadakkumbatt V, Ravindra P, Avasthi S, Ghosh A. Nanotechnology. 2021 May 10;32(31):315202.

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Temporal coherence of surface plasmons in silver waveguides. Sur S, Ghosh A, Venkataraman V. JOSA B. 2021 May 1;38(5):1457-61

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Bubbles in superfluid helium containing six and eight electrons: Soft, quantum nanomaterial. Yadav, N., Sen, P. & Ghosh, A. Science Advances 7, eabi7128.

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Anomalous Behaviour of Highly Active Helical Swimmers. Gouri Patil and Ambarish Ghosh Front. Phys., 20 January 2021

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2020

Multielectron Bubbles in Liquid Helium, Neha Yadav, Pranaya Kishore Rath, Zhuolin Xie, Yunhu Huang, and Ambarish Ghosh, Journal of Low Temperature Physics, pp. 1–18, 2020.

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Design considerations for effective thermal management in mobile nanotweezers, Souvik Ghosh and Ambarish Ghosh, Journal of Micro-Bio Robotics, 16, 33–42, 2020.

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Helical Nanobots as Mechanical Probes of Intra- and Extracellular Environments, Malay Pal, Debayan Dasgupta, Neha Somalwar, Reshma VR, Mayank Tiwari, Dharma Pally, Suma M Narayana, Aradhana Katke, Jayashree RS, Ramray Bhat, Deepak Saini, Ambarish Ghosh, Journal of Physics Condensed Matter, 32 224001 2020.

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Observation of Cavitation on Electron Bubbles at Small Negative Pressures, Neha Yadav, Vaisakh Vadakkumbatt, and Ambarish Ghosh, Journal of Low Temperature Physics, pp. 1–8, 2020.

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Investigating photoresponsivity of graphene-silver hybrid nanomaterials in the ultraviolet, Preeti Deshpande, Priyanka Suri, Hyeon Ho Jeong, Peer Fischer, Arindam Ghosh, and Ambarish Ghosh, Journal of Chemical Physics, 152, 4, 2020.

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Collapse of Vapor-Filled Multielectron Bubbles Held Against a Surface, Pranaya Kishore Rath, Yunhu Huang, and Ambarish Ghosh, Journal of Low Temperature Physics, pp. 1–8, 2020

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Next generation optical nanotweezers for dynamic manipulation: from surface to bulk, Souvik Ghosh and Ambarish Ghosh, Langmuir, 2020.

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Colloidal Crystallites Under External Oscillation, Hreedish Kakoty, Yunhu Huang, Rajarshi Banerjee, Chandan Dasgupta, and Ambarish Ghosh, Soft Matter, 2020.

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Ultrasound-induced generation of multielectron bubbles in liquid helium, Neha Yadav, Yunhu Huang, and Ambarish Ghosh, Physical Review B 102 (5), 054509, 2020

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Fantastic Voyage of Nanomotors into the Cell, Pooyath Lekshmy Venugopalan, Berta Esteban-Fernández de Ávila, Malay Pal, Ambarish Ghosh*, Joseph Wang*, ACS Nano, 2020

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Nanomotors Sense Local Physicochemical Heterogeneities in Tumor Microenvironments. Debayan Dasgupta, Dharma Pally, Deepak K. Saini, Ramray Bhat and Ambarish Ghosh Angew. Chem. Int. Ed. 2020, 59, 23690– 23696

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2019

Study of Ga+ implantation in Si diodes: effect on optoelectronic properties using micro-spectroscopy Preeti Deshpande, Subramanian Vilayurganapathy, K. N. Bhat, Ambarish Ghosh Applied Physics A. 2019; 125(3):181.

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All optical dynamic nanomanipulation with active colloidal tweezers, Souvik Ghosh and Ambarish Ghosh, Nature Communications, 10, 1, 4191, 2019. 

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Directed Microwave-Assisted Self-Assembly of Au–Graphene–Au Plasmonic Dimers for SERS Applications, P. Ghosh, D. Paria, K. Balasubramanian, A. Ghosh, R. Narayanan, and S. Raghavan, Advanced Materials Interfaces, 6, 18, 1900629, 2019.  

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2018

Maneuverability of magnetic nanomotors inside living cells M Pal, N Somalwar, A Singh, R Bhat, SM Eswarappa, DK Saini, A Ghosh Advanced Materials 30 (22), 1800429

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Mobile nanotweezers for active colloidal manipulation Souvik Ghosh and Ambarish Ghosh Science Robotics, 3, 14, eaa90076, 2018

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A Method and a System for Rheological Measurements, Arijit Ghosh, Pranay Mandal and Ambarish Ghosh, (2015), 715/CHE/2015 Advanced Functional Materials, 1705687, 1-6, 2018

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Vertical Integration of Nano and Microparticle Assemblies With Atomically Thin Membranes Debadrita Paria, Srinivasan Raghavan, Arindam Ghosh and Ambarish Ghosh, (2014), 6746/CHE/2014

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“Study of Ga+ Implantation in Si Diodes : Effect on Optoelectronic Properties using microspectroscopy.”, P. Deshpande*, S. Vilayurganapathy, K. N. Bhat, A. Ghosh, accepted in Applied Physics A, 2019.

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Coalescence of Multielectron Bubbles in Liquid Helium Vaisakh vadakkumbatt1  and Ambarish Ghosh Journal of Physics: Conference Series 2018 Mar (Vol. 969, No. 1, p. 012018). IOP Publishing

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Chiral Assemblies of Achiral Dielectric Nanoparticles: Semi Analytical Approach, Johnson Haobijam Singh* and Ambarish Ghosh, Journal of Physical Chemistry C, 122 (35), pp 20476–20482, 2018

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Harnessing Magnetic Dipole Resonance in Novel Dielectric Nanomaterials, Johnson Haobijam Singh* and Ambarish Ghosh, Nanoscale, 10, 16102-16106, 2018

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ChiroChiro-Plasmonic Refractory Metamaterial with Titanium Nitride (TiN) Core-Shell Nanohelices, S.Venkataramanababu, G. Nair, P. Deshpande, M.A. Jithin, M. Sangeneni, Ambarish Ghosh*, Nanotechnology, 29, 255203, 2018

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2017

Reusable wafer-scale plasmonic chiral substrates for sensing applications
Greshma Nair Rajitha Papukutty Rajan Ambarish Ghosh. IEEE Conference on Recent Advances in Lightwave Technology (CRALT) 2016 (pp. 1-3) IEEE

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Fission of Multielectron Bubbles in Liquid Helium under Electric Fields Vaisakh Vadakkumbatt, Ambarish Ghosh Journal of Low Temperature Physics. 2017; 187(5-6):369-75

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Collapse of vapour-filled bubbles in liquid helium Anustuv Pal, Emil Joseph, Vaisakh Vadakkumbatt, Neha Yadav, Vinod Srinivasan, Humphrey J. Maris, Ambarish Ghosh. Journal of Low Temperature Physics 2017, 188, (3-4), 1-11

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Stable Trapping of Multielectron Helium Bubbles in a Paul Trap E. M. Joseph, V. Vadakkumbatt, A. Pal, A. Ghosh Journal of Low Temperature Physics 2017, 187, 5-6, 580–587

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Exploding and Imaging of Electron Bubbles in Liquid Helium
Neha Yadav, Vaisakh Vadakkumbatt, Humphrey J. Maris, Ambarish Ghosh Journal of Low Temperature Physics 2017, 187, 5–6, 618–626

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2016

Circular Differential Two-Photon Luminescence from Helically Arranged Plasmonic Nanoparticles, Haobijam Johnson Singh, Saumitra, Vijay R. Singh, Sujit K Sikdar, Balaji Jayaprakash, and Ambarish Ghosh*, ACS Photonics, 3 (5), 863-868, 2016

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G. Nair, R. P. Rajan and A. Ghosh, “Reusable wafer-scale plasmonic chiral substrates for sensing applications,” 2016 IEEE Conference on Recent Advances in Lightwave Technology (CRALT), Bangalore, India, 2016, pp. 1-3.

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2015

Application of ferrite coated nanopropellers for measurement of rheological properties of human blood, PooyathLekshmyVenugopalan and Ambarish Ghosh, IEEE 15th International Conference on Nanotechnology (IEEE-NANO), 428-431, 2015

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Tuning the chiro-plasmonic response using high refractive index-dielectric templates,G. Nair*, J.H. Singh and A. Ghosh, J. Mater. Chem. C, 3, 6831-6835, 2015.

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Independent Direction Control of Magnetic Nanomotors, Pranay Mandal*, Vaishali Chopra and Ambarish Ghosh*, ACS Nano,9 (5), pp 4717-4725, 2015

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Ultrahigh Field Enhancement and Photoresponse in Atomically Separated Arrays of Plasmonic Dimers, Debadrita Paria, K. Roy, Johnson H. Singh, Shishir Kumar, Srinivasan Raghavan, Arindam Ghosh and Ambarish Ghosh*, Advanced Materials, 27 (10), 1751-1758, 2015.

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2014

Studying Electrons on Curved Surfaces by Trapping and Manipulating Multielectron Bubbles in Liquid Helium, VaisakhVadakkumbatt, Emil M. Joseph*, Anustuv Pal & Ambarish Ghosh, Nature Communications5, 4571, 2014

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Conformal Cytocompatible Ferrite Coatings Facilitate the Realization of a Nano-voyager in Human Blood, LekshmyVenugopalanPooyath*, RanajitSai, YashodaChandorkar, BikramjitBasu, SrinivasraoShivashankar, and Ambarish Ghosh*, Nano Letters, 2014, 14 (4), pp 1968–1975

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Large chiro-optical effect in stacked chiral metamaterials, GW Bandewad, G Nair, A Ghosh, Emerging Electronics (ICEE), 2014 IEEE 2nd International Conference on, 1-4, 2014

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Plasmonic enhancement of photocurrent in GaN based UV photodetectors, Arjun Shetty, Kamal John Sundar, BasantaRoul, Shruti Mukundan, Greeshma Chandan, Lokesh Mohan, Ambarish Ghosh, KJ Vinoy, SB Krupanidhi, Emerging Electronics (ICEE), 2014 IEEE 2nd International Conference on, 1-4, 2014

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Understanding non-Gaussian velocity fluctuations in helical nano-propellers, A Ghosh, A Ghosh, Emerging Electronics (ICEE), 2014 IEEE 2nd International Conference on, 1-4, 2014

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Variability on the chiro-optical response of helically arranged metallic nanoparticles, HJ Singh, A Ghosh, Emerging Electronics (ICEE), 2014 IEEE 2nd International Conference on, 1-4, 2014

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High Speed Imaging of Generation and Collapse of Multielectron Bubbles in Liquid Helium, E. M. Joseph, V. Vadakkumbatt*, A. Pal, A. Ghosh, Journal of Low Temp Physics,175, 78-84, 2014.

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Charge Distribution about an Ionizing Electron Track in Liquid Helium, G.M. Seidel*, T.M. Ito*, A. Ghosh, B. Sethumadhavan, Phys.Rev. C,89, (2014), 025808.

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Plasmonic Interactions at Close Proximity in Chiral Geometries: Route Towards Broadband Chiroptical Response and Giant Enantiomeric Sensitivity, Greshma Nair, Haobijam Johnson Singh, DebadritaParia, MurugesanVenkatapathi, and Ambarish Ghosh*; Journal of Physical Chemistry C, 118, 4991–4997 (2014)

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Velocity Fluctuations in Helical Propulsion: How Small Can a Propeller Be, Arijit Ghosh, DebadritaParia, GovindanRangarajan and Ambarish Ghosh*; Journal of Physical Chemistry Letters, 2014, 5, 62-68

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2013

Observation of Enhanced Diffusivity in Magnetically Powered Reciprocal Swimmers, Pranay Mandal*and Ambarish Ghosh*, Phys. Rev. Lett. 111, 248101 (2013)

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Wafer scale fabrication of porous three-dimensional plasmonic metamaterials for the visible region: chiral and beyond, Johnson Haobijam Singh*, Greshma Nair, Arijit Ghosh, Ambarish Ghosh*, Nanoscale,2013,5, 7224-7228

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Analytical theory and stability analysis of an elongated nanoscale object under external torque,Arijit Ghosh, Pranay Mandal*, SumanKarmakar, and Ambarish Ghosh*, Physical Chemistry Chemical Physics 15, (26), 10817-10823, 2013

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Study of the formation of a connected network of colloidal particles, Pooyath Lekshmy Venugopalan*, Gaurav Gupta, Arijit Ghosh, Haobijam Johnson Singh, Greshma Nair, and Ambarish Ghosh. International Journal of Polymeric Materials and Polymeric Biomaterials 62, no. 9, 499-501, 2013

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Surface instability and possible generation of multielectron bubbles under pulsed electric fields, VaisakhVadakkumbatt, Emil M. Joseph*, Anustuv Pal & Ambarish Ghosh, Journal of Low Temperature Physics, 171, 239-244, 2013.

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2012

Optical Properties of 1P State Electron Bubbles in Liquid Helium-4,Ambarish Ghosh, and Humphrey J. Maris, Journal of Physics: Conference Series, vol. 400, no. 1, p. 012011, IOP Publishing, 2012.

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Porous three dimensional arrays of Plasmonic Nanoparticles,Haobijam Johnson Singh* and Ambarish Ghosh*, Journal of Physical Chemistry C, 116 (36), 19467-19471, 2012

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Angular amplification by a diffraction grating for chiro-optical measurements, Rajitha P. Rajan* and Ambarish Ghosh, Applied Optics, 51 (27), 6480-6483, 2012.

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Dynamical Configurations and Bistability of Helical Nanostructures under External Torque, Arijit Ghosh, D. Paria,H. J. Singh,P. L. Venugopalan and Ambarish Ghosh*, Physical Review E, 86, 031401, 2012.

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Enhancement of circular differential deflection of light in an optically active medium, Rajitha P. Rajan and Ambarish Ghosh*, Optics Letters, 37 (7), 1232-1234 (2012)

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2011

Magnetically actuated propulsion at low Reynolds numbers: towards nanoscale control, P. Fischer and A. Ghosh*, Nanoscale3 (2), 557 (2011).

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2010

Nanostructured Plasmonic Surfaces for Surface Enhanced Raman Scattering of Bacteria, Peer Fischer, Ambarish Ghosh, W. Ranjith Premasiri, Lawrence D.  Ziegler, XXII International Conference on Raman Spectroscopy. AIP Conference Proceedings, Volume 1267, pp. 994-995 (2010).

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2009

Controlled Propulsion of Artificial Magnetic Nanostructured Propellers, A. Ghosh, and P. Fischer*, Nano Letters 9 (6), 2243 (2009).

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2008

Voltage controllable magnetic composite based on multifunctional polyethylene microparticles, A. Ghosh*, N. K. Sheridon, and P. Fischer*, Small4 (11), 1956-1958 (2008)

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2007

Observation of the Faraday effect via beam deflection in a longitudinal magnetic field,
Ambarish Ghosh, Winfield Hill, and Peer Fischer*, Phys. Rev. A 76, 055402 (2007)

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Circular differential double diffraction in chiral media,Ambarish Ghosh, Furqan M. Fazal, and Peer Fischer*, Opt. Lett. 32, 1836 (2007)

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2006

Chiral Molecules Split Light: Reflection and Refraction in a Chiral Liquid,Ambarish Ghosh* and Peer Fischer*, Phys. Rev. Lett. 97, 173002 (2006)

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Observation of a New Type of Negative Ion in Superfluid Helium,Ambarish Ghosh and Humphrey J. Maris, AIP Conf. Proc. 850, 155 (2006)

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Charge Transport in Liquid Helium at Low Temperatures,B. Sethumadhavan, W. Yao, H. Eguchi, A. Ghosh, Y. H. Huang, Y. H. Kim, R. E. Lanou, H. J. Maris, A. N. Mocharnuk-Macchia, and G. M. Seidel, AIP Conf. Proc. 850, 159 (2006)

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2005

Observation of a New Type of Electron Bubble in Superfluid Helium,Ambarish Ghosh* and Humphrey J. Maris, Phys. Rev. Lett. 95, 265301 (2005)

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Measurement of the lifetime of excited-state electron bubbles in superfluid helium,Ambarish Ghosh* and Humphrey J. Maris, Phys. Rev. B 72, 054512 (2005)

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2004

Cavitation in superfluid helium possibly arising from penning ionization of dimers, Ambarish Ghosh* and Humphrey Maris, Journal of Low Temperature Physics, 134, 251 (2004)

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Experiments to study the effect of light on electron bubbles in liquid helium, H.J. Maris*, A. Ghosh, D. Konstantinov, and M. Hirsch, Journal of Low Temperature Physics, 134, 227 (2004)

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