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Articles in Academic Journals

2024

Emulating Ebbinghaus forgetting behavior in a neuromorphic device based on low dimensional h-BN

1

Ashly Sunny, R. Thamankar

AIP Advances, 14, 8, 085010 (2024)

American Institute of Physics

https://doi.org/10.1063/5.0203002

Investigation of the transient photo-response and switching window of an Al/indigo/Al device: unveiling negative photoconductivity and the photo-enhanced memory window

2

B. Sreelakshmi, R. Thamankar

Materials Advances, 5, 14, 5912-5921 (2024)

Royal Society of Chemistry

https://doi.org/10.1039/D4MA00302K

Guidelines for the Design of Random Telegraph Noise-Based True Random Number Generators

3

Zanotti, Tommaso and Ranjan, Alok and O’Shea, Sean J. and Raghavan, Nagarajan and Thamankar, Ramesh and Leong Pey, Kin and Maria Puglisi, Francesco

IEEE Transactions on Device and Materials Reliability, 24, 2, 184-193 (2024)

IEEE

https://doi.org/10.1109/tdmr.2024.3394576

Spike rate dependent synaptic characteristics in lamellar, multilayered α-MoO3 based two-terminal devices: efficient way to control synaptic amplification

4

Meenu Maria Sunny, R. Thamankar

RSC Advances, 14, 4, 2518-2528 (2024)

Royal Society of Chemistry

https://doi.org/10.1039/D3RA07757H

2023

Coexistence of synaptic behaviour and negative differential resistance at room temperature in the resistive switching device based on natural indigo molecules

1

B. Sreelakshmi, R. Thamankar

Dyes and Pigments, 219, , 111638 (2023)

Elsevier

https://doi.org/10.1016/j.dyepig.2023.111638

Bio-inspired artificial synapse for neuromorphic computing based on NiO nanoparticle thin film

2

Keval Hadiyal, Ramakrishnan Ganesan, A. Rastogi, R. Thamankar;

Scientific Reports, 13, 1, 7481 (2023)

Nature Portfolio

https://doi.org/10.1038/s41598-023-33752-5

Artificial synapse based on carbon quantum dots dispersed in indigo molecular layer for neuromorphic applications

3

Amrita Bharati Mishra, R. Thamankar;

APL Materials, 11, 4, 41122 (2023)

American Institute of Physics

https://doi.org/10.1063/5.0143219

2022

Room-Temperature Deep-UV Photoluminescence from Low-Dimensional Hexagonal Boron Nitride Prepared Using a Facile Synthesis

1

Ashly Sunny, A. Balapure, R. Ganesan, R. Thamankar;

ACS Omega, 7, 38, 33926–33933 (2022)

American Chemical Society

https://doi.org/10.1021/acsomega.2c02884

2021

Effect of controlled humidity on resistive switching of multilayer VO2 devices

1

Vithaldas Raja, Keval Hadiyal, Aswini Kumar Nath, Leema Rose Viannie, Prashant Sonar, Joel Molina-Reyes, R.Thamankar;

Materials Science and Engineering B, 264, , 114968 (2021)

Elsevier

https://doi.org/10.1016/j.mseb.2020.114968

2020

A Comparative Study of Crystallography and Defect Structure of Corneal Nipple Array in Daphnis nerii Moth and Papilio polytes Butterfly Eye

1

Shamprasad Varija Raghu and R. Thamankar

ACS Omega, 5, 37, 23662-23671 (2020)

American Chemical Society

https://doi.org/10.1021/acsomega.0c02314

Older Publications

A non-volatile resistive memory effect in 2, 2′, 6, 6′-tetraphenyl-dipyranylidene thin films as observed in field-effect transistors and by conductive atomic force microscopy

1

Courté, Marc; Surya, Sandeep G; Thamankar, Ramesh; Shen, Chao; Rao, V Ramgopal; Mhailsalkar, Subodh G; Fichou, Denis;

RSC Advances, 7, 6, 3336-3342 (2017)

Royal Society of Chemistry

https://doi.org/10.1039/C6RA26876E

Localized characterization of charge transport and random telegraph noise at the nanoscale in HfO2 films combining scanning tunneling microscopy and multi-scale simulations

2

R. Thamankar, F. M. Puglisi, A. Ranjan, N. Raghavan, K. Shubhakar, J. Molina, L. Larcher, A. Padovani, P. Pavan, S. J. O'Shea and K. L. Pey

Journal of Applied Physics, 112, 2, 24301 (2017)

American Institute of Physics

https://doi.org/10.1063/1.4991002

Single vacancy defect spectroscopy on HfO2 using random telegraph noise signals from scanning tunneling microscopy

3

Thamankar, R; Raghavan, N; Molina, J; Puglisi, Francesco Maria; O'Shea, SJ; Shubhakar, K; Larcher, Luca; Pavan, Paolo; Padovani, Andrea; Pey, KL;

Journal of Applied Physics, 119, 8, 84304 (2016)

American Institute of Physics

https://doi.org/10.1063/1.4941697

Performance of ultra‐thin HfO2‐based MIM devices after oxygen modulation and post‐metallization annealing in N2

4

Molina, Joel; Thamankar, Ramesh; Pey, Kin Leong;

Physica Status Solidi (A), 213, 7, 1807-1813 (2016)

WILEY VCH

https://doi.org/10.1002/pssa.201532993

Highly Luminescent Heterostructured Copper‐Doped Zinc Sulfide Nanocrystals for Application in Cancer Cell Labeling

5

Ang, Huixiang; Bosman, Michel; Thamankar, Ramesh; Zulkifli, Muhammad Faizal B; Yen, Swee Kuan; Hariharan, Anushya; Sudhaharan, Thankiah; Selvan, Subramanian Tamil;

ChemPhysChem, 17, 16, 2489-2495 (2016)

Chemistry Europe

https://doi.org/10.1002/cphc.201600415

An SEM/STM based nanoprobing and TEM study of breakdown locations in HfO2/SiOx dielectric stacks for failure analysis

6

Shubhakar, Kalya; Bosman, Michel; Neucheva, OA; Loke, YC; Raghavan, Nagarajan; Thamankar, R; Ranjan, Alok; O'Shea, Sean J; Pey, Kin Leong;

Microelectronics Reliability, 55, 009-10, 1450-1455 (2015)

Pergamon

https://doi.org/10.1016/j.microrel.2015.07.027

Low temperature nanoscale electronic transport on the MoS2 surface

7

Thamankar, R; Yap, TL; Goh, KEJ; Troadec, C; Joachim, Christian;

Applied Physics Letters, 103, 8, 83106 (2013)

American Institute of Physics

https://doi.org/10.1063/1.4818998

Tilting, Bending, and Nonterminal Sites in CO/Cu (001)

8

Thamankar, R; Meyerheim, HL; Ernst, A; Ostanin, S; Maznichenko, IV; Soyka, E; Mertig, I; Kirschner, J;

Physical Review Letters, 106, 10, 106101 (2011)

American Physical Society

https://doi.org/10.1103/PhysRevLett.106.106101

Spin-polarized transport in magnetically assembled carbon nanotube spin valves

9

Thamankar, R; Niyogi, S; Yoo, BY; Rheem, YW; Myung, NV; Haddon, RC; Kawakami, RK;

Applied Physics Letters, 89, 3, 33119 (2006)

American Institute of Physics

https://doi.org/10.1063/1.2221910

Evidence for superparamagnetism in ultrathin Fe and FexMn1− x films on Cu (1 0 0)

10

Bhagwat, S; Thamankar, R; Schumann, FO;

Journal of Magnetism and Magnetic Materials, 290, 1, 216-218 (2005)

North-Holland (Elsevier)

https://doi.org/10.1016/j.jmmm.2004.11.186

Structural and magnetic properties of Fe-rich FexMn1− x ultrathin alloy films on Cu (1 1 1 7)

11

Bhagwat, S; Thamankar, R; Schumann, FO;

Journal of magnetism and magnetic materials, 290, 1, 213-215 (2005)

North-Holland (Elsevier)

https://doi.org/10.1016/j.jmmm.2004.11.185

Magnetically assembled multiwalled carbon nanotubes on ferromagnetic contacts

12

Niyogi, Sandip; Hangarter, Carlos; Thamankar, Ramesh M; Chiang, Yueh-Feng; Kawakami, Roland; Myung, Nosang V; Haddon, Robert C;

The Journal of Physical Chemistry B, 108, 51, 19818-19824 (2004)

American Chemical Society

https://doi.org/10.1021/jp047156w

Structural and magnetic properties of ultrathin fcc Fe x Mn 1− x films on Cu (100)

13

Thamankar, R; Bhagwat, S; Schumann, FO;

Physical Review B, 69, 5, 54411 (2004)

American Physical Society

https://doi.org/10.1103/PhysRevB.69.054411

Structural and magnetic instabilities in ultrathin Fe-rich alloy films on Cu (100)

14

Thamankar, R; Bhagwat, S; Schumann, FO;

Physical Review B, 69, 5, 54419 (2004)

American Physical Society

https://doi.org/10.1103/PhysRevB.69.054419

Effect of submonolayer coverage of Fe and Mn films on the magnetization direction of Ni/Cu (100)

15

Thamankar, R; Bhagwat, S; Schumann, FO;

Journal of Magnetism and Magnetic Materials, 281, 002-003, 206-213 (2004)

North-Holland (Elsevier)

https://doi.org/10.1016/j.jmmm.2004.04.106

Perpendicular anisotropy in Ni rich NixMn1− x ultrathin films

16

Thamankar, R; Bhagwat, S; Schumann, FO;

Journal of Physics: Condensed Matter, 16, 34, 6029 (2004)

IOP Publishing

https://doi.org/10.1088/0953-8984/16/34/004

Evolution of magnetic properties at the interface FexMn1–x/Ni

17

Bhagwat, S; Thamankar, R; Schumann, FO;

Physica Status Solidi (C), 1, 12, 3664-3669 (2004)

WILEY‐VCH Verlag Berlin

https://doi.org/10.1002/pssc.200405528

Tuning spin reorientation transition of Ni/Cu (1 0 0) by Fe cap layers

18

Thamankar, R; Schumann, FO;

Journal of magnetism and magnetic materials, 272, 2, 1196-1197 (2004)

North-Holland (Elsevier)

https://doi.org/10.1016/j.jmmm.2003.12.464

Instabilities in ultrathin Fe-rich alloy films on Cu(100)

19

Thamankar, R; Bhagwat, S; Schumann, FO;

Journal of Magnetism and Magnetic Materials, 272, 276, e779-e780 (2004)

North-Holland (Elsevier)

https://doi.org/10.1016/j.jmmm.2003.12.116

Evolution of magnetic properties at the interface Fe x Mn 1-x/Ni

20

Bhagwat, S; Thamankar, R; Schumann, FO;

Physica Status Solidi (C), 1, 12, 3664-3669 (2004)

WILEY‐VCH Verlag Berlin

https://doi.org/10.1002/pssc.200405528

Spin-reorientation transition in Fe x Ni 1− x alloy films

21

Thamankar, R; Ostroukhova, A; Schumann, FO;

Physical Review B, 66, 13, 134414 (2002)

American Physical Society

https://doi.org/10.1103/PhysRevB.66.134414
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