152. Nanoscopy and nanospectroscopy (Invited Presentation)
S. Dhara
Intl. Conf. on Nanosci. and Nanotechnol. (ICONN-2025, March24-26, 2025) , SRM Inst. of Sci. and Technol., Chennai
151. Material properties beyond the physical limit of light (Invited Presentation)
S. Dhara
DAE-BRNS National Laser Symposium (NLS-33, March 6-9, 2025), RRCAT, Indore
150. Phonon at nanoscale (Invited Presentation)
S. Dhara
DAE Solid State Phys. Symp. (DAE SSPS-2024, Dec. 18-22), BARC, Mumbai
149. Nano-spectroscopy and nanoscopy using plasmonics (Invited Presentation)
S. Dhara
Intl. Union of Mater. Res. Soc.- Intl. Conf. in Asia (IUMRS-ICA, Dec 3-6, 2024), DAE-UGC CSR Centre, Indore
148. Noble metal and degenerate semiconductor nanostructures for molecular sensing using SERS
S. Dhara
Two-Day Workshop on Multi-Functional Nanomaterials for Water Remediation (MNWR-2024, March 21-22) SSN College, Chennai
147. Monolayer MoS2 nanoscroll : A compact optoelectronic device (Invited Presentation)
S. Dhara
Intl. Conf. on Functional Mater. (ICFM-2024, Jan. 8-11) IIT, Kharagpur
146. Noble metal and degenerate semiconductor nanostructures for molecular sensing using SERS (Invited Presentation)
S. Dhara
Two-Day Workshop on Multi-Functional Nanomaterials for Water Remediation (MNWR-2024, March 21-22) SSN College, Chennai
145. How clean can polymeric transferred monolayer MoS2 be? (Contributory Oral Presentation)
C. Abinash Bhuyan, K Madapu, S Dhara
Bulletin of the American Physical Society 24 March, 2023
144. Origin of bound exciton in monolayer MoS2 (Invited Presentation)
S. Dhara
Advances in Low-dimensional Materials for Optoelectronic and Nano Devices (ALMOND-2023) 3-5 March 2023, Inst. of Phys., Bhubaneswar
143. Spectroscopic fingerprints in polymeric transferred monolayer MoS2
C. Abinash Bhuyan, Kishore K. Madapu, S. Dhara
66th DAE-Solid State Phys. Symp., BIT Mesra, India, Dec 18-22, 2022
142. Comparative study on the polymeric transfer of 1L-MoS2 field-effect transistors
C. Abinash Bhuyan, Kishore K Madapu, K. Prabakar, S Dhara
Intl. Conf. Process. & Charcter. of Mater. (ICPCM-2022), Dec 9-11, 2022 NIT Rourkela, India.
141. Thermal Management in enhancing emission quantum efficiency of monolayer MoS2 (Invited Presentation)
S. Dhara
Intl. Conf. on Perspective of Vib. Spectrosc. (ICOPVS-2022), Dec 13-17, 2022, DAE-UGC-CSR, Indore
140. Effect of Surface Plasmon Heating on Photoluminescence Quantum Yield of Monolayer MoS2 Studied by Tip-enhanced Raman/PL spectroscopy
Kishore K Madapu, C. Abinash Bhuyan, S Dhara
Intl. Conf. on Perspective of Vib. Spectrosc. (ICOPVS-2022), Dec 13-17, 2022, DAE-UGC-CSR, Indore
139. Comparative study on polymeric transfer of 1L-MoS2 field-effect transistors (Contributory Oral Presentation)
C. Abinash Bhuyana, K. K. Madapu, A P Kajal Parida, K. Prabakar, S. R. Polaki, S. Dhara
Intl. Conf. Process. & Charcter. of Mater. (ICPCM-2022), Dec 9-11, 2022 NIT Rourkela, India,
138. Si-based incident angle-sensitive reflective wavelength separator: a single-step FIB lithography based nanopatterning application (Best Poster Presentation)
R. Pandian, Rajagopal R., H. Radhakrishnan, G. Mangamma, S. Dhara
Intl. Conf. on Recent Trends in Photonics (Feb 27 – Mar 1, 2022), CUSAT, Kerala
137. Defect modulated visible light emission in 1-D SnO2 nanostructure grown by graphene oxide assisted vapor solid process (Best Poster Presentation)
B. K. Sahu, S. Parida, Gurpreet Kaur, Aji Kumar, S. Dhara, A. Das
Intl. Conf. on Adv. Mater. and Mech. Characterization (ICAMMC-2021, Dec. 2-4), SRMU, Chennai
136. Biodegradable ultrathin MoS2 Photodetector (Best Poster Presentation)
C. Abinash Bhuyan, Kishore K. Madapu, S. Dhara
Intl Conf. on Frontiers in Mater. for Technol. Applications (FIMTA-2021, August 4-6), CSIR-IIMT, Bhubaneswar
135. Monolayer MoS2 photodetector on bio-degradable transparent substrate (Contributory Oral Presentation)
C. Abinash Bhuyan, K. K. Madapu, S. Dhara
Natl. Conf. on Low Dimensional Materials (LDMAT-2021 June 2-4) BARC, Mumbai.
134. Photonics and Plasmonic Assisted Nanospectroscopy (Invited Presentation)
S. Dhara
6th Intl. Conf. on Nanosci. and Nanotechnol. (ICONN; 01-03 Feb 2021) (Online) SRMIST, Chennai.
133. Large-area single layer MoS2 flexible photodetector
C. Abinash Bhuyan, Kishore K. Madapu, S. Dhara
5th International Conference on Emerging Electronics (IEEE-ICEE-2020, Nov. 26-28), IIT Delhi
132. Localized spectroscopic studies using Raman spectrometer (Invited Presentation)
S. Dhara
Webinar on Raman Spectroscopy - Basics, Instrumentation and Applications, 2-3 July 2020, Centre for Nanoscience & Technology, Sathyabama Inst. of Sc. & Technol., Tamil Nadu
131. Localized Plasmon Assisted Spectroscopy and Nanoscopy: Understanding the Electronic Effect (Invited Presentation)
S. Dhara
Intl. Conf. on Nano Sci. and Nanotech. (ICONSAT-2020, March 5-7) SNBCBSC, Kolkata
130. Large-Area Synthesis and Transfer of Monolayer MoS2 onto Flexible Substrate
C. Abinash Bhuyan, Kishore K. Madapu, S. Dhara (ibid)
129. Phononic properties of chemically exfoliated 2D V2O5
P. R. Reshma, R. Basu, A. K. Prasad, S. Dhara (ibid)
128. Localized Phonon Population in Semiconducting Si Nanowires
S. Dhara
Intl. Conf. on Perspective of Vib. Spectros. (ICOPVS-2020, Feb. 24-29) JNCASR, Bangalore
127. Role of 2D plasmons in SERS activity of InN Nanostructures (Contributory Presentation)
Kishore K. Madapu, S. Dhara (ibid)
126. Observation of cumulative spin-excitation in VO2 using polarized TERS study (Best oral presentation)
R. Basu, S. Dhara (ibid)
125. TERS imaging of single GaN Nanowire in the Sub-diffraction Limit
S. Parida, A. Patsha, S. Dhara (ibid)
124. TERS study in understanding the observation of forbidden vibrational mode in SnO2 nanoparticle (Best poster presentation)
B. K. Sahu, S. Parida, S. Dhara and A. Das (ibid)
123. Spectroscopic imaging at the sub-diffraction limit (Invited Presentation)
S. Dhara
Intl. Conf. on Functional Mater. (ICFM-2020, Jan. 6-8). IIT, Kharagpur
122. Phonon imaging in the sub-diffraction limit (Invited Presentation)
S. Dhara
DAE Solid State Phys. Symp. (DAE SSPS-2019, Dec. 18-22), IIT, Jodhpur
121. Polarized Raman Scattering Study Confirming the Observation of Spinon-Vibration in VO2
R. Basu, S. Dhara (ibid)
120. Burstein-Moss Effect in Solvothermally Prepared V2O5 Nanoparticles Induced by Native Oxygen Defects
P. R. Reshma, A. K. Prasad, S. Dhara (ibid)
119. Nanospectroscopy and nanoscopy using plasmonics (Invited Presentation)
S. Dhara
Intl. Conf. on Nanosci. and Nanotechnol. (ICNAN-2019, Nov. 29 -Dec. 1) VIT, Vellore
118. Role of native defects for methane sensing in III-nitride nanosctructures near room temperature (Invited Presentation)
S. Dhara
Natl. Workshop on Mater. Chem. (NWMC-2019, 8-9 Nov) Manipal univ., Jaipur
117. TERS imaging in the sub-diffraction limit (Invited Presentation)
S. Dhara
Natl. Conf. on Light Matter Inter. at Nanoscale (LMIN-2019, July 15-17) IGCAR, Kalpakkam
116. Study of phase transition in VO2 using Tip-Enhanced Raman Spectroscopy (Best oral presentation award)
R. Basu, A. Patsha, S. Chandra, S. Dhara (ibid)
115. Exploring 2D plasmonic nature in InN nanostructures using near-field scanning optical microscopy (NSOM) (Contributory Presentation)
K. K. Madapu, S. Dhara (ibid)
114. Variable n-type doping by light: Photochromic effect in Ag-GO/RGO composites (Contributory Presentation)
N. Singh, D. Kothari, J. R. Ansari, M.Pal, S. Mandal, S. Dhara, A. Datta (ibid)
113. Plasmonic assisted forbidden emission in Au-vertical graphene hybrid nanostructure (Contributory Presentation)
S. Parida, A. K. Sivadasan, R. Pandian, S. R. Polaki, S. Dhara (ibid)
112. Raman spectroscopic studies on chemically exfoliated 2D V2O5 (Contributory Presentation)
P. R. Reshma, R. Basu, Arun K. Prasad, S. Dhara (ibid)
111. Raman spectroscopic study of molecular beam epitaxy grown AlGaN nanostructure grown with different Ga fluxes (Contributory Presentation)
C. Singha, S. Parida, A. Bhattacharyaya, S. Dhara (ibid)
110. Localized plasmon assisted spectroscopy and nanoscopy :Understanding the electronic effect (Invited Presentation)
S. Dhara
Inside Raman, April 9-10, 2019 at Univ. of Calcutta, Kolkata
109. Near-field optical and spectroscopic imaging in the sub-diffraction limit (Invited Presentation)
S. Dhara
Int. Conf. on "Physics and Chemistry of Solids" (ICPCS-2019 March 7-8, 2019) Hindustan University, Chennai
108. Size dependent surface band bending in GaN nanowires (Invited Presentation)
S Parida, K Madapu, S Dhara
Bull. Am. Phys. Soc. (March 4-8, 2019) Boston, Massachusetts, USA
107. Nanoscopy and spectroscopy of 2D monolayer heterojunction chalcogenides in the sub-diffraction limit (Invited Presentation)
S. Dhara
1st Conclave Mater. Res. Soc. of India-AGM (MRSI-AGM30 February, 12-15, 2019) Bangalore
106. Optical nanoscopic and spectroscopic imaging in the sub-diffraction limit (Invited Presentation)
S. Dhara
Intl. Conf. Microscope and XXXIX Annual Meeting on Electron Microscope Society of India (EMSI July 18-20, 20118) Bhubaneswar
105. Surface band bending in GaN Nanowire using Kelvin probe force microscopy (Contributary Presentation)
S. Parida, Kishore K. Madapu, S. Dhara (ibid)
104. Polarized Raman studies on VO2 micro-crystals (Best Poster award)
R. Basu, S. Amirthapandian, S. Dhara
Research Scholars Meet on Material Science and Engineering of Nuclear Materials (RSM-MSENM May 7-9, 2018), IGCAR, Kalpakkam
103. Polarized TERS Studies on VO2 Single Nanorod in the Sub-Diffraction Limit
R. Basu, A. Patsa, S. Dhara
Intl. Conf. on Nano Sci. and Technol. (ICONSAT, March 21-23, 2018) Bangalore, India
102. Imaging the Polarity of AlGaN Nanostructure by Piezoresponse Force Microscopy
S. Parida, G. Mangamma, A. Bhattacharyya, S. Dhara (ibid)
101. Pressure Dependent Structural Phase Transition in VO2 (Invited Presentation)
R.Basu, V. Srihari, S. Dhara
Bull. Am. Phys. Soc. (March 5-9, 2018) Los Angeles, California USA
100. Energy at Surface (Invited Presentation)
S. Dhara
Intl. Conf. Nanomaterials and Nanocomposites (ICNN, February 8-10, 2018), VIT, Chennai
99. Origin of Phase Transition in VO2 (Contributary Presentation)
Raktima Basu, Manas Sardar, S. Dhara
DAE Solid State Physics Symposium (DAE-SSPS, December 26-30, 2017 ), Mumbai
98. Molecular Sensing (Planeray Presentation)
S. Dhara
Intl. Conf. Nanosc. and Functional Materials (ICNFM, November 16-18, 2017), BITS-Pilani, Pilani
97. High pressure spectroscopic studies of phase transition in VO2 (Best Poster Award)
Raktima Basu, K. K. Mishra, T. R. Ravindran, S. Dhara
National Conf. on Thermophysical Prop. (NCTP, November 6-11, 2017), IGCAR, Kalpakkam
96. Near-Field Imaging of Nanostructures in the Sub-Diffraction Limit (Invited Presentation)
S. Dhara
Intl. Conf. Nanosc. and Nanotechnology (ICNAN, August 9-11, 2017), SRM Univ., Chennai
95. Near-Field Optical and Spectroscopic Imaging in the Sub-Diffraction Limit (Invited Presentation)
S. Dhara
Nano India (March 15-16, 2017), IIT Delhi, N. Delhi
94. Spectroscopic studies in single nanostructures using coupled surface probe microscopy (Invited Presentation)
S. Dhara
Intl. Conf. on Advances in Functional Materials (ICAFM-2017, Jan 6-8) Chennai, India
93. VO2 micro-crystals as blue light filter at semiconductor to metal transition
Raktima Basu, S. Dhara (ibid)
92. The self-catalytic and catalyst assisted CVD growth of high optical quality AlGaN nanowires
A. K. Sivadasan, Santanu Parida, S. Dhara
DAE Solid State Physics Symposium (DAE-SSPS-2016), Bhubaneswar
91. Near field optical and spectroscopic imaging of InN nanostructures
K. K. Madapu, A. K. Sivadasan, S. Dhara (ibid)
90. Effect of Ar+ implantation on the optical properties of Al/GaN nanowires
S. Parida, P. Magudapathy, A. K. Sivadasan, A. Patsha, S. Dhara (ibid)
89. Spectroscopic studies in single nanostructures using coupled surface probe microscopy
S. Dhara
Natl. Conf. on Adv. Matter. (NCAM-2016, March 21-22) Chennai, India
88. Localized studies in single nanostructures using coupled surface probe microscopy
S. Dhara
Emerging Trends in Adv. Func. Mater. (ETAFM-2016, January 18-21), Buhbaneswar, India
87. Electron-Phonon Coupling and Related Optical Properties of GaN Nanowires with different III/V ratios
S. Parida, A. Patsha, S. Dhara (ibid)
86. Burstein Moss and Strain effects on optical properties of degenerate InN Nanocrystals
K. K. Madapu, S. Dhara (ibid)
85. Localized Charge Transfer Process in Resistive Gas Sensing by 1-D Nanostructures
A. Patsha, S. Dhara (ibid)
84. Raman Spectroscopic analysis of V2O5 nanostructures deposited by vapour transport process
R. Basu, A. K. Prasad, S. Dhara (ibid)
83. Electron-Phonon Coupling and Related Optical Properties of GaN Nanowires with different III/V ratios
S. Parida, A. Patsha, S. Dhara
Emerging Trends in Adv. Func. Mater. (ETAFM-2016, January 18-21), Buhbaneswar, India
82. Burstein Moss and Strain effects on optical properties of degenerate InN Nanocrystals
K. K. Madapu, S. Dhara
Emerging Trends in Adv. Func. Mater. (ETAFM-2016, January 18-21), Buhbaneswar, India
81. Localized Charge Transfer Process in Resistive Gas Sensing by 1-D Nanostructures
A. Patsha, S. Dhara
Emerging Trends in Adv. Func. Mater. (ETAFM-2016, January 18-21), Buhbaneswar, India
80. Raman Spectroscopic analysis of V2O5 nanostructures deposited by vapour transport process
R. Basu, A. K. Prasad, S. Dhara
Emerging Trends in Adv. Func. Mater. (ETAFM-2016, January 18-21), Buhbaneswar, India
79. Light Matter Interaction: A New Technique in Sub-Diffraction Imaging and Analysis
S. Dhara, World Congress in Microscopy (WCM-2015, October 8-10) Kottyam, Kerala, India
78. The Role of Purcell effect in the Photoluminescence Spectra of Single AlGaN Nanowire
A. K. Sivadasan, S. Dhara, World Congress in Microscopy (WCM-2015, October 8-10) Kottyam, Kerala, India
77. GaN based sensors (Invited Presentation)
S. Dhara, Recent Advances In Nano-Science And Technology (RAINSAT-2015, July 8-10) Chennai, India
76. Polarized Raman studies in the optically confined sub-diffraction limited AlGaN nanostructure (Contributory Presentation)
A.K. Sivadasan, A. Patsha and S. Dhara, Intl. Conference on Optics and Photonics (ICOP, February 20-22, 2015) Kolkata, India
75. Blue Light Emitting Diode and its Challenges in 1-D Nanostructures (Invited Presentation)
S. Dhara, DAE Solid State Physics Symposium (DAE-SSPS-2014), Vellore 59 (2014)
74. Structural and Transport and Optical Properties of Metallic and Semiconducting Sb2Te3 Alloy
D. Das, K. Malik, S. Dhara, S. Bandyopadhyay, S. Banerjee and A. Banerjee
DAE Solid State Physics Symposium (DAE-SSPS-2014), Vellore 59 (2014)
73. Self-catalyzed growth of novel AlGaN hexagonal microrods
A. K. Sivadasan, S. R. Polaki, S. Ilango, and S. Dhara, DAE Solid State Physics Symposium (DAE-SSPS-2014), Vellore 59 (2014)
72. Confocal Raman Studies in Determining Crystalline Nature of PECVD Grown Si Nanowires
N. Ahmed, A. K. Sivadasan, S. Amirthapandian, P. B. Bhargav, S. Bhattacharya, P. Ramasamy, B. K. Panigrahi, A. K. Tyagi, and S. Dhara
DAE Solid State Physics Symposium (DAE-SSPS-2014), Vellore 59 (2014)
71. Investigation of gas sensing properties of InN nanoparticles
K. K. Madapu, A. K. Prasd, A. K. Tygi, and S. Dhara
DAE Solid State Physics Symposium (DAE-SSPS-2014), Vellore 59 (2014)
70. Optical Properties of Mg Doped p-type GaN Nanowires
A. Patsha, R. Pandian, S. Dhara and A. K. Tyagi,
DAE Solid State Physics Symposium (DAE-SSPS-2014), Vellore 59 (2014)
69. Nonpolar GaN Nanowire as Optical Waveguide and Photodetector (Contributory Presentation)
A. Patsha, S. Dhara, A. K. Tyagi
DAE-BRNS National Conference on Current Trends in Advanced Materials (CTMAT, November 19-21, 2014) Kolkata
68. Single GaN nanowire field effect transistor: surface architecture dependent transport and sensory properties
A. Patsha, Ramanathaswamy Pandian and S. Dhara
Intl. Conf. on Nanoscience and Technology (ICONSAT, March 3-5, 2014) Chandigarh, India
67. Comparison of Effect of Pt/Pd Functionalization on Hydrogen Sensing of GaN Nanowires
A. K Prasad, P. K Sahoo, S. Dhara
Intl. Conf. on Nanoscience and Technology (ICONSAT, March 3-5, 2014) Chandigarh, India
66. Raman Spectroscopic Imaging of III-V Nitride Nanostructures (Oral)
S. Dhara, P. Sahoo, A. Patsha, K. K. Madapu, A. K. Tyagi
Intl. Union of Mater. Res. Soc.-Intl. Conf. in Asia (December 16-20, 2014) Bangalore, India
65. Quantum dots SnO2 and Ag/SnO2 for CH4 sensing at low temperature (Oral)
A. Das, Bonu Venkataramana, A.K. Prasad, S. Dhara, D.Panda,R. Amla, and A. K. Tyagi
Intl. Union of Mater. Res. Soc.-Intl. Conf. in Asia (December 16-20, 2014) Bangalore, India
64. Influence of Oxygen on Group III Nitride Nanowires (Oral)
A. Patsha, S. Amirthapandian, R. Pandian, and S. Dhara
Intl. Union of Mater. Res. Soc.-Intl. Conf. in Asia (December 16-20, 2014) Bangalore, India
63. Optimization of Growth of InN nanorods using chemical vapor deposition and electrical characterization
K. K. Madapu, S. Dhara Intl. Union of Mater. Res. Soc.-Intl. Conf. in Asia (IUMRS-ICA, December 16-20, 2013) Bangalore, India
62. Growth and Characterization of GaN Nanosensors
S. Dhara
Workshop on Indo-South Africa collaborative programme on Green Chemistry,
WITS Watersand University of the Witwatersand, Johannesburg, South Africa (March 22, 2013).
61. Tuning size and morphology of GaN nanowires
A. Patsha, S. Dhara
India-Brazil-South Africa (IBSA, March 17-21, 2013) Meeting on Sensors, Pretoria, South Africa.
60. Growth and Characterization of II-VI Oxide and III-V Nitride based Nanosensors
S. Dhara
India-Brazil-South Africa (IBSA, March 17-21, 2013) Meeting on Sensors, Pretoria, South Africa
59. Chemical Sensor based on Nanostructured V2O5 Films for Detecting Ammonia
A. K. Prasad, Satish K Nori, S. Dhara, S. Dash, and A. K. Tyagi
Interdisciplinary Symp. on Mater. Chemistry (ISMC 2012), Mumbai
58. Indium Assisted Growth of GaN Nanowires at Low Temperatures
K. K. Madapu, S. Dhara, S. Amirthapandian, Ramanathaswamy Pandian
DAE Solid State Physics Symposium (DAE-SSPS-2012), Mumbai
57. SERS study of Pd-CTAB interactions in Monolayer Film
A. Das, K. Priya Madhuri, Sonu Mewada, S. Dhara, and A. K. Tyagi
DAE Solid State Physics Symposium (DAE-SSPS-2012), Mumbai
56. Single molecule detection using SERS study in PVP functionalized Ag nanoparticles
Parul Garg, and S.Dhara
DAE Solid State Physics Symposium (DAE-SSPS-2012), Mumbai.(Oral Presentation)
55. SERS substrates of Ag nanoparticles for CTAB capped Ag LB films
A. Das, B. Venkataraman, J. John, S. Dhara, A. K. Tyagi
Intl. Conf. on Raman Spectroscopy (ICORS)-2012, 13-17 August, Bangalore, India.
54. Surface optical Raman imaging of InN nanorods
K. K. Madapu, N.-R. Ku, S. Dhara, R. Pandian, A. K. Tyagi, C.-P. Liu,
Intl. Conf. on Raman Spectroscopy (ICORS)-2012, 13-17 August, Bangalore, India.
53. Probing crystallographic orientation of GaN nanotube by polarized Raman spectroscopy
A. Patsha, P. Sahoo, S. Dhara and A. K. Tyagi.
Intl. Conf. on Raman Spectroscopy (ICORS)-2012, 13-17 August, Bangalore, India.
52. Polarized Micro-Raman spectra of Sb2Te3: A Topological Insulator
T. R. Devidas, S. Dhara, Awadhesh Mani, A. Bharathi
Intl. Conf. on Raman Spectroscopy (ICORS)-2012, 13-17 August, Bangalore, India.
51. Langmuir films of polymer – nano particle composites
A Das, S. Mevada, S. Dhara and A. K. Tyagi
Intl Conf. on Frontiers in Materials Science for Energy and Environment (ICFMS -2012), Chennai 11-13th, January, 2012. (Best Oral presentation).
50. “Probing the Dynamics of Cellular Damage in Bacterial Cells Induced by GaN Nanoparticles using Confocal Laser Raman spectroscopy”
P. Sahoo, P. Sriyutha Murthy, S. Dhara, V. P. Venugopalan, A. Das, S. Dash and A. K. Tyagi
Intl. Conf. on Nano Science and Technology" (ICONSAT-2012), 20-23 Jan. 2012, Hyderabad, (First Prize in Presentation).
49. Self-catalyzed anisotropic growth of GaN Spirals
A. Patsha, P. Sahoo, S. Dhara, and A. K. Tyagi
DAE Solid State Physics Symposium (DAE-SSPS-2011), Chennai 56 (2011).
48. Catalysis Free Growth of GaN Nanostructures
P. Sahoo, S. Dhara, A. Patsha, S. Dash, M. Kamruddin, and A. K. Tyagi
DAE Solid State Physics Symposium (DAE-SSPS-2011), Chennai 56 (2011).
47. Synthesis and Raman Studies of Wurtzite CdS Nanosheets
A. Mandal, S. Banerjee, S. Dhara and D. Chakravorty
DAE Solid State Physics Symposium (DAE-SSPS-2011), Chennai 56 (2011).
46. Cubic Fluorite Yttria Stabilized Zirconia (YSZ) Film Synthesis by Combustion Chemical Vapour Deposition(C-CVD)”
Baban P. Dhonge, Tom Mathews, S. Rajagopalan, S. Dash, S. Dhara, and A. K. Tyagi,
Proc. of the "International Conf. on Nanoscience, Engineering and Technology" (ICONSET-2011), 28-30 Nov. 2011, Chennai, p. 78
(Contributory Presentation).
45. “Ultrasonic spray pyrolytic synthesis and characterisation of ZnO-TiO2 nanocomposite thin films”
Madhusmita Sahoo, Tom Mathews, S. Dhara, S. Dash, A. K. Tyagi, Proc. of the "International Conf. on Nanoscience, Engineering and Technology" (ICONSET-2011), 28-30 Nov. 2011, Chennai, p. 293 (Contributory Presentation).
44. “Gallium Oxide Nanoparticle Induced Inhibition of Bacterial Adhesion and Biofilm Formation”
P. Sriyutha Murthy, Prasana Sahoo, V.P. Venugopalan, S. Dhara, Garima Saini, A. Das, and A. K. Tyagi, Proc. of the "International Conf. on Nanoscience, Engineering and Technology" (ICONSET-2011), 28-30 Nov. 2011, Chennai, p. 564 (Contributory Presentation).
43. “Growth of GaN Nanostructures on Graphene”
Avinash Patsha, P. Sahoo, Kishore K. Madapu, S. Dhara, and A. K. Tyagi, Proc. of the "International Conf. on Nanoscience, Engineering and Technology" (ICONSET-2011), 28-30 Nov. 2011, Chennai, p. 634
42. “The effect of pH on synthesis of ZnO nanostructure and its potential application in gas sensor”
M. Kamruddin, R. Kamalakannan , P. Saranya, S. Dhara and A. K. Tyagi , Proc. of the "International Conf. on Nanoscience, Engineering and Technology" (ICONSET-2011), 28-30 Nov. 2011, Chennai, p. 637
41. “Antibiofilm Activity of Nano sized CuO”
P. Sriyutha Murthy, A. Das, D. Arunya, V.P. Venugopalan, S. Dhara, R. Pandiyan, and A.K. Tyagi, Proc. of the "International Conf. on Nanoscience, Engineering and Technology" (ICONSET-2011), 28-30 Nov. 2011, Chennai, p. 665
40. “III-V Nitride Nanostructures: Nanoelectronics”
S. Dhara, P. Sahoo, A. K. Tyagi
"Proc. National Conference on Future Trends in Information & Communication Technology & Applications (NCICT-2011, September 10-11, 2011) Patia, Eds, S. C. Rai, B. B. Mishra and S. C. Nayak, Allied Publishers Pvt. Ltd, Delhi, 33-37 (2011) (Invited Presentation).
39. Vibrational properties of CuO nanoparticles synthesized by hydrothermal technique
S. Chakraborty, A. Das, M. Rigana Begum, S. Dhara, and A. K. Tyagi
AIP Conf. Proc. (Solid State Physics, Proc. of the 55th SSPS, 2010); 1349 (2011) 841-842.
38. III-V Nitride Nanowies: Growth and Applications
S. Dhara
The 1st International. Conference on Composites and Nanocomposites , (January 7-9, ICNC-2011, Kottyam, India) (Invited Presentation).
37. Organic molecule tailored nano metal-oxide-metal gas sensor
A. Das, S. Dhara, S. Dash, And A. K. Tyagi
“Nanostructured Materials for Electronics, Energy, and Environment Applications” eds. V. Rajendran, B. Hillebrands, K. Thyararajh, K. E. Geckeler, Macmillan Advanced Research Series, Delhi, India Page 365 (2010) (Contributory Presentation).
36. Functional GaN nanowires for label-free genosensor
P. Sahoo, S. Sumathi, S. Dhara, Sandeep K., S. Bera, S. Rangarajan, S. Dash, A. K. Tyagi, S. V. Narashiman, Baldev Raj
3rd Bangalore Nano (December 8-9, 2010), Bangalore, India
35. Research on quasi 1-D nanowires
S. Dhara
International Conference on Synthesis, Characterization, Consolidation and Modelling of Nano Materials (ICON, March 4-5, 2010) Coimbatore, India
(Invited Presentation).
34. Nitrides for sensor applications
S. Dhara, A. K. Tyagi and Baldev Raj
India-Brazil-South Africa (IBSA, February 22-26, 2010) Meeting on Advanced Materials, Mamallapuram, India (Invited Presentation).
33. Novel synthesis route for CuO nanoparticles for sensor applications
S. Chakraborty, N. Malathy, S. Dhara, A. Das, P. Sahoo, and A. K. Tyagi
India-Brazil-South Africa (IBSA, Febreuary 22-26, 2010) school on Advanced Materials, Mamallapuram, India
32. Functionalization of GaN nanowires for label-free biomolecule detection
P. Sahoo, Sandeep K., Soumee Chakraborty, S. Dhara, A. Das, S. Dash, A. K. Tyagi, and Baldev Raj
India-Brazil-South Africa (IBSA, Febreuary 22-26, 2010) school on Advanced Materials, Mamallapuram, India
31. Surface optical Raman modes of single GaN belt
Prasana Sahoo, S. Dhara, S. Dash, A. K. Tyagi, Baldev Raj
The 4th International Conference on Nano Science and Technology (ICONSAT, February 17-20, 2010) Mumbai, India
30. Nanoscale Gate Insulator for OFET applications
A. Das, S. Rajagopalan, S. Dhara, K. Prabakar, S. Dash, A. K. Tyagi, Baldev Raj
The 4th International Conference on Nano Science and Technology (ICONSAT, February 17-20, 2010) Mumbai, India
29. Surface plasmon polariton assisted enhanced optical absorption in GaN nanowires
P. K.Sahoo,S. Dhara, V. Sivasubramanian, S. Dash, A. K. Tyagi, and Baldev Raj
International Conference on Advanced Nanomaterials and Nanotechnology (ICANN, December 9-11, 2009), Guwahati, India
28. Role of metal clusters in photovoltaic applications
India-Brazil-South Africa (IBSA, September 13 -19, 2009) Meeting on Nanotechnology, Curitiba, Brazil
27. Large scale vapor- phase synthesis of gallium nitrides nanobelts
Prasana Sahoo, S. Dhara, S. Dash, A. K. Tyagi and Baldev Raj
International Workshop on Nanotechnology and Advanced Functional Materials (NAFM, July 9-11, 2009), Pune, India (Contributory Presentation).
26. Light from embedded nanostructures
S. Dhara
The 2nd International Conference on Physics at Surfaces and Interfaces (PSI2009 February 23 - 27, 2009) Puri, India (Invited Presentation).
25. Conducting AFM studies of charge transfer doping in nanocrystalline diamond
S. Dhara, Y. Y. Chen, C. H. Huang, K. Y. Hsu, B. C. Luo, C. P. Liu and Y. Tzeng
International Electron Devices and Materials Symposia, Taichung, Taiwan (2008) 614.
24. Phonons in semiconductor quantum structures
S. Dhara
Emerging Information and Technology Conference (EITC, June 26-27, 2008), Tainan, Taiwan (Invited Presentation)
23. Plasmonics using metallic nanoclusters,
S. Dhara
The 3rd International Conference on Nano Science and Technology (ICONSAT, February 27-29, 2008) Chennai, India (Invited Presentation).
22. Compressive stress in embedded Si-nanocrystals
Satyaprakash Sahoo, S. Dhara and A. K. Arora
The 3rd International Conference on Nano Science and Technology (ICONSAT, February 27-29, 2008) Chennai, India
21. Cavity Induced Gold Nanoparticles in Silicon
C. David , P. Gangopadhyay, P.Santhana Raman, T. R. Ravindran, S. Dhara, K. G. M. Nair, and B. K. Panigrahi
The 3rd International Conference on Nano Science and Technology (ICONSAT, February 27-29, 2008) Chennai, India
20. Fabrication and optical analysis of ZnO nanodots by radio frequency magnetron sputtering
Neng-Chieh Chang, Shu-Fang Chen, Chuan Pu Liu, S. Dhara
Emerging Information and Technology Conference (EITC, June 26-27, 2008), Tainan, Taiwan
19. Raman Scattering studies in cubic CdSe nanoclusters
Shu-Fang Chen, Chuan Pu Liu, A. Eliseev, S. Dhara
International Symposium on Materials for Enabling Nanodevices (ISMEN, September 3 - 5, 2008) Tainan, Taiwan
18. Recrystallization of epitaxial GaN under indentation
S. Dhara, C. R. Das, H. C. Hsu, L. C. Chen, Baldev Raj, K. H. Chen, U. Borah, A. K. Bhaduri, S. K. Albert, and Ayan Ray
Metal and Alloys: Past, Present and Future (Metallo December 07-10, 2007) Kanpur, India (First Prize in Presentation)
17. Direct observation of amorphization in Si under indentation
C. R. Das, H. C. Hsu, S. Dhara, A. K. Bhaduri, Baldev Raj, U. Borah, L. C. Chen, K. H. Chen, S. K. Albert, and Ayan Ray
Metal and Alloys: Past, Present and Future (Metallo December 07-10, 2007) Kanpur, India
16. Ferromagnetism in cobalt ion implanted anatase TiO2 nanorods – A candidate for magnetic recording application
S. Dhara, G. Mangama, S. Bera, J. J. Wu, P. Magudapathy, C. T. Wu, M. Kamaruddin, K. G. M. Nair, A. K. Tyagi, C. C.Yu and L. C. Chen,
The 8th International Conference on Nanostructured Materials (NANO, August 20-25, 2006), Bangalore, India.
15. Size dependent resonance Raman spectroscopic study in ZnS nanoclusters
S. Saravana Kumar, S. Dhara, S. Kalavathi, K. G. M. Nair, M. Abdul Khadar, S. V. S. Rao and S. K. Manjula,
The 8th International Conference on Nanostructured Materials (NANO, August 20-25, 2006), Bangalore, India (Contributory Presentation).
14. Magnetization studies on Co:GaN dilute magnetic semiconductor
Turumella V. Chandrasekhar-Rao, S. Dhara, B. Sundaravel and K.G.M. Nair
International Conference on Nanoscience and Nanotechnology (ICONN July 3-7, 2006) Brisbane, Australia
13. Photoluminescence of Si nanoclusters embedded in silica matrix
S. Dhara, C. David and K. G. M. Nair
The 2nd International Conference on Nano Science and Technology (ICONSAT, March 16-18, 2006) New Delhi, India.
12. Ion irradiation effect on ZnS nanoclusters
S. Saravana Kumar, M. Abdul Khadar, S. Dhara, P. Magudapathy, T. R. Ravindran, K. G. M. Nair,
The 2nd International Conference on Nano Science and Technology (ICONSAT, March 16-18, 2006) New Delhi, India.
11. Nitrogen ion beam synthesis of nanocrystalline III-V nitride semiconductors at elevated temperature
K. G. M. Nair, S. Dhara, P. Magudapathy, R. Kesavamoorthy, G. M. Hsu, and L. C. Chen
Indo-German Workshop on Synthesis and Modification of Nano-Structured Materials by Energetic Ion Beams (Feb. 20-24, 2005) New Delhi, India (Contributory Presentation).
10. In-situ dynamics of metallic Ga nanoblisters in self-ion-implanted GaN nanowires
A. Datta, S. Dhara, S. Muto, C. W. Hsu, K. H. Chen, Y. L. Wang, and L. C. Chen
Indo-German Workshop on Synthesis and Modification of Nano-Structured Materials by Energetic Ion Beams (Feb. 20-24, 2005) New Delhi, India (Contributory Presentation).
9. Ion beam assisted cobalt doped dilute magnetic semiconductor nanowires
S. Dhara, G. Mangamma, M. Kamruddin, A. K. Tyagi, K. G. M. Nair, J. J. Wu, S.C. Liu, M. H. Yang, C. C. Yu. L. C. Chen, and K. H. Chen,
The 1st International Conference on One-Dimensional Nanomaterials (ICON, 10th –14th January 2005), Taipei, Taiwan (Invited Presentation).
8. Giant elastic anisotropy of noble metal quantum dots
Daniel B. Murray, Lucien Saviot, and S. Dhara
Canadian Nanoscience & Nanotechnology Forum (June 16–18, 2004) Edmonton, Alberta, Canada,
7. Growth, self-ion implantation and luminescence properties of GaN nanorods and nanowires
L. C. Chen, C. S. Shen, S. Dhara, S. C. Shi, C. T. Wu, K. H. Chen, C. W. Hsu, and C. C. Chen
The International Conference On Metallurgical Coatings and Thin Films (ICMCTF, April 19-23, 2004), San Diego, USA (Contributory Presentation).
6. TEM characterization of nanodome on GaN nanowire formed by Ga+ irradiation with FIB
S. Muto, S. Dhara, A. Datta, C.W. Hsu, C.T. Wu, C. H. Shen, L.C. Chen, K.H. Chen, Y.L. Wang, T. Tanabe, T. Maruyama, H.M. Lin, C.C. Chen
International Symposium on the Creation of Novel Nanomaterials (ISCNN, Jan 20-22, 2004) Osaka University, Japan (Contributory Presentation).
5. Defect and Phase Evolutions in Self-Ion Implanted GaN Nanowires
S. Dhara
Proceedings of D.A.E. Solid State Physics Symposium, Gwalior, India (Invited Presentation). http://www.ias.ac.in/currsci/jun252004/1588.pdf
4. Phase transformation of GaN nanowires via focused ion-beam irradiation
S. Dhara, A. Datta, Z. H. Lan, C. T. Wu, Y. L. Wang, K. H. Chen, L. C. Chen, C. W. Hsu, and C. C. Chen
14th European Conference on Diamond, Diamond-like Materials, Carbon Nanotubes, Nitrides and Silicon Carbide (2003)
(Contributory Presentation).
3. Hexagonal to cubic phase transformation in self-ion implanted GaN nanowire
S. Dhara, A. Datta, C. T. Wu, Z. H. Lan, K. H. Chen, Y. L. Wang, L. C. Chen, C. W. Hsu, H. M. Lin, and C. C. Chen
Asia Surface Probe Microscopy & Taipei Symposium on Nanotechnology (SPM-TSN 2003), Taipei, Taiwan (Contributory Presentation).
2. Ion-Beam Irradiation Induced Amorphization of GaN Nanowires
S. Dhara, A. Datta, C. W. Hsu, Y. T. Hong, C. C. Chen, L. C. Chen, K. H. Chen, Y. L. Wang, and Y. F. Chen,
International Chemical Conference, (ICCT-2002) Taipei, Taiwan (Contributory Presentation).
1. Growth and Characterization of Metallo - Organic Chemical Vapour Deposited Magnetic Oxide Thin Films
S. Dhara
Proc. DAE Solid State Physics Symposium, Jaipur, India. (Contributory Presentation).