2022
84. Ashish Gupta, Siddharth Gupta, Ritesh Sachan, “Laser irradiation induced atomic-structure modifications in strontium titanate”, Journal of Materials, 74(1), 143 (2022).
83. Siddharth Gupta, Ritesh Sachan, and Jagdish Narayan, “Emergence of orbital two-channel Kondo effect in epitaxial TiN thin films”, Solid State Communications, 341, 114547 (2022).
2021
82. Soumya Mandal, Ashish Kumar Gupta, Braxton Hays Beaver, Jagdish Narayan, Ritesh Sachan, “Atomic-scale insights on large-misfit heterointerfaces in LSMO/MgO/c-Al2O3”, Crystals, 11(12), 1493 (2021).
81. Parand R. Riley, Pratik Joshi, Sina Azizi Machekposhti, Ritesh Sachan, Jagdish Narayan, Roger J. Narayan, “Enhanced Vapor Transmission Barrier Properties via Silicon-Incorporated Diamond-Like Carbon Coating”, Polymers, 13, 20, 3543 (2021).
80. Eric O'Quinn, Cameron Tracy, William Cureton, Ritesh Sachan, Joerg Neuefeind, Christina Trautmann, Maik Lang, “Multi-scale Investigation of Heterogeneous Swift Heavy Ion Tracks in Stannate Pyrochlore”, Journal of Materials Chemistry A, 9, 31, 16982 (2021).
79. Krishna Prasad Koirala, Aniruddha Deb, Sara Bey, Tatiana Allen, Ritesh Sachan, Venkatanarayana Prasad Sandireddy, Chenze Liu, Gerd Duscher, James Penner-Hahn, and Ramki Kalyanaraman, “Synthesis and characterization of amorphous Fe2.75Dy-oxide thin films demonstrating room-temperature semiconductor, magnetism, and optical transparency”, Journal of Applied Physics 129 (3), 035701 (2021).
2020
78. Aaron J. Austin, Elena Echeverria, Phadindra Wagle, Punya Mainali, Derek Meyers, Ashish Kumar Gupta, Ritesh Sachan, Prassana Sankaran, David N. McIlroy, “High Temperature Atomic Layer Deposition of GaN on 1D Nanostructures”, Nanomaterials 10, 2434 (2020).
77. Ashish Gupta, Gaurav Arora, Dilpuneet Aidhy and Ritesh Sachan, “Ʃ3 Twin boundaries in Gd2Ti2O7 pyrochlore: pathways for oxygen migration”, ACS Applied Materials and Interfaces 12 (40), 45558 (2020).
76. Soumya Mandal, Amit Pandey and Ritesh Sachan, “Advances in HEA based AM components- Role of high-resolution microscopy”, Advanced Materials and Processing 178, 15 (2020).
75. Siddharth Gupta, Ritesh Sachan, and Jagdish Narayan, “Nanometer-Thick Hexagonal Boron Nitride Films for 2D Field-Effect Transistors”, ACS Applied Nano Materials 3(8), 7930 (2020).
74. Adele Moatti, Ritesh Sachan, and Jagdish Narayan, “Volatile and non-volatile behavior of metal-insulator transition in VO2 through oxygen vacancies tunability for memory applications”, Journal of Applied Physics 128, 045302 (2020).
73. Sanaz Koohfar, Alexandru B. Georgescu, Ingrid Hallsteinsen, Ritesh Sachan, Manuel A. Roldan, Elke Arenholz, and Divine P. Kumah, “Effect of strain on magnetic and orbital ordering of LaSrCrO3/LaSrMnO3 heterostructures”, Physical Review B 101, 064420 (2020).
72. Siddharth Gupta, Ritesh Sachan, and Jagdish Narayan, “Evidence of weak antilocalization in epitaxial TiN thin films”, Journal of Magnetism and Magnetic Materials 498, 166094 (2020).
71. Adele Moatti, Ritesh Sachan, and Jagdish Narayan, “Mechanism of strain relaxation: the key to control of structural and electrical transitions in the VO2 thin-films”, Materials Research Letters, 8 (1), 16 (2020).
70. Ritesh Sachan, Siddharth Gupta, and Jagdish Narayan, “Nonequilibrium Structural Evolution of Q-Carbon and Interfaces”, ACS Applied Materials and Interfaces 12 (1), 1330 (2020).
2019
69. Siddharth Gupta, Ritesh Sachan, and Jagdish Narayan, “Scale-up of Q-carbon and nanodiamonds by pulsed laser annealing”, Diamond and Related Materials, 99, 107531 (2019).
68. Ritesh Sachan, Jordan Hachtel, Anagh Bhaumik, Adele Moatti, John Prater, Juan Carlos Idrobo, and Jagdish Narayan, “Emergence of shallow level energy states in B-doped Q-carbon: A high-temperature superconductor”, Acta Materialia 174, 153-159 (2019)
67. Ariful Haque, Ritesh Sachan, and Jagdish Narayan, “Synthesis of diamond nanostructures from carbon nanotube and formation of diamond-CNT hybrid structures”, Carbon, 150, 388-395 (2019).
66. Jagdish Narayan, Ritesh Sachan, Anagh Bhaumik, “Direct conversion of carbon nanofibers and nanotubes into diamond nanofibers and subsequent growth of large-size diamonds”, Nanoscale 11 (5), 2238-2248 (2019).
65. Krishna Balasubramanian, Tathagatha Biswas, Priyadarshini Ghosh, Swathi Suran, Abhishek Mishra, Rohan Mishra, Ritesh Sachan, Manish Jain, Manoj Varma, Rudra Pratap, and Srinivasan Raghavan, “Reversible Defect Engineering in Graphene Grain Boundaries”, Nature Communications 10 (1), 1090 (2019).
64. Jagdish Narayan, Ritesh Sachan, Anagh Bhaumik, “Search for near room-temperature superconductivity in B-doped Q-carbon”, Materials Research Letters 7 (4), 164-172 (2019).
63. Adele Moatti, Ritesh Sachan, and Jagdish Narayan, “Catalyst-assisted epitaxial growth of ferromagnetic TiO2/TiN nanowires”, Acta Materialia 167, 112-120 (2019).
62. Siddharth Gupta, Adele Moatti, Anagh Bhaumik, Ritesh Sachan, Jagdish Narayan, “Room-temperature ferromagnetism in epitaxial titanium nitride thin films”, Acta Materialia 166, 221-230 (2019).
61. Adele Moatti*, Ritesh Sachan*, Siddharth Gupta and Jagdish Narayan, “Vacancy driven robust metallicity of structurally pinned monoclinic epitaxial VO2 thin films”, ACS Applied Materials and Interfaces 11 (3), 3547-3554 (2019). (*Equal contributor in the manuscript)
60. Adele Moatti*, Ritesh Sachan*, John Prater and Jagdish Narayan, “Electrical Transition in Isostructural VO2 Thin-Film Heterostructures”, Scientific Reports 9 (1), 3009 (2019). (*Equal contributor in the manuscript)
59. Ritesh Sachan, Anagh Bhaumik, Punam Pant, John Prater, and Jagdish Narayan, “Diamond film growth by HFCVD on Q-carbon seeded substrate”, Carbon 141, 182 (2019).
58. Anagh Bhaumik, Ritesh Sachan, and Jagdish Narayan, “Tunable Charge States of Nitrogen-Vacancy Centers in Diamond for Ultrafast Quantum Devices”, Carbon 142, 662-672 (2019).
57. Daniel Rasic, Ritesh Sachan, John Prater, Jagdish Narayan, “Thermally assisted switching of epitaxial LSMO thin films”, Acta Materialia 173, 189 (2019).
56. Ritesh Sachan, Matthew F. Chisholm, Xin Ou, Yanwen Zhang and William J. Weber, “Energetic ion irradiation induced disordered nanochannels for fast ion conduction”, Journal of Materials. (2019).
2018
55. Adele Moatti, Ritesh Sachan, John Prater and Jagdish Narayan, “An Optimized Sample Preparation Approach for Atomic Resolution In-situ Studies of Thin Films”, Microscopy Research & Technique (2018).
54. Siddharth Gupta, Ritesh Sachan, Anagh Bhaumik, Jagdish Narayan, “Superhard Q-carbon nanocomposite and magnetic proper”, Nanotechnology 29, 45LT02 (2018).
53. Daniel Rasic, Ritesh Sachan, Namik K. Temizer, John Prater, Jagdish Narayan, “Defect-induced strain engineering effect on multiferroic properties of epitaxial (110) La0.7Sr0.3MnO3”, ACS Applied Materials & Interfaces 10(24), 21001 (2018).
52. Anagh Bhaumik, Ritesh Sachan, and Jagdish Narayan, “High-temperature BCS superconductivity in B-doped quenched carbon”, Nanoscale 10, 12665 (2018).
51. Qiang Zhang, Ye Zhu, Xiang Yu, Wolfgang J. Parak, Ritesh Sachan, Xiangbin Cai, Yuan Cai, Ning Wang, Dang Yuan Lei, “Electron Energy-Loss Spectroscopy of Spatial Nonlocality and Quantum Tunneling Effects in the Bright and Dark Plasmonic Modes of Gold Nanosphere Dimers”, Advanced Quantum Technologies 1, 1800016 (2018).
50. Ritesh Sachan, Eva Zarkadoula, Xin Ou, Christina Trautmann, Yanwen Zhang, Matthew F. Chisholm, and William J. Weber, “Sculpting nanoscale functional channels in complex oxides using energetic ions and electrons”, ACS Applied Materials & Interfaces 10(19), 16731 (2018).
49. Ritesh Sachan, Mohammad W. Ullah, Matthew F. Chisholm, William J. Weber, Jie Liu, Pengfei Zhai, Daniel Schauries, Patrick Kluth, Christina Trautman, Hongbin Bei, and Yanwen Zhang, “Radiation-induced extreme elastic and inelastic interactions in concentrated solid solutions”, Materials and Design 150, 1 (2018).
48. Jagdish Narayan, Anagh Bhaumik, Siddharth Gupta, Ariful Haque, Ritesh Sachan, “Progress in Q-carbon and related materials with extraordinary properties”, Materials Research Letters 6(7), 353 (2018). (Citations 24)
47. Jagdish Narayan, Anagh Bhaumik and Ritesh Sachan, “High Temperature Superconductivity in Distinct Phases of Amorphous B-doped Q-carbon”, Journal of Applied Physics 123 (13), 135304 (2018).
46. Aleksi Leino, German Samolyuk, Ritesh Sachan, Fredric Granberg, Yanwen Zhang, Hongbin Bei, Jie Liu, Pengfei Zhai and William Weber, “Extreme energy deposition and heat dissipation in equiatomic Ni alloys”, Acta Materialia 150, 351 (2018).
45. Jagdish Narayan, Siddharth Gupta, Anagh Bhaumik, Ritesh Sachan, Filippo Cellini and Elisa Riedo, “Q-carbon harder than diamond”, MRS Communications 8, 428 (2018). (Citations 10)
44. Haizhou Xue, Eva Zarkadoula, Ritesh Sachan, Yanwen Zhang and William J. Weber, “Synergistically-enhanced ion track formation in pre-damaged strontium titanate by energetic heavy ions”, Acta Materialia 150, 351 (2018).
43. Siddharth Gupta, Ritesh Sachan, Anagh Bhaumik and Jagdish Narayan, “Undercooling driven growth of Q-carbon, diamonds, and graphite”, MRS Communications 8, 533(2018).
42. Ritesh Sachan and Vikas Tomar, “Insights on Structure–Property Correlations by Advanced Characterization Techniques”, Journal of Materials 70(4), 448 (2018).
41. Siddharth Gupta, Anagh Bhaumik, Ritesh Sachan, and Jagdish Narayan, “Structural evolution of Q-carbon and nanodiamonds”, Journal of Materials 70(4), 450 (2018).
40. Anagh Bhaumik, Sudhakar Nori, Ritesh Sachan, Siddharth Gupta, Dhananjay Kumar, Alak Kumar Majumdar, Jagdish Narayan, “Room-Temperature Ferromagnetism and Extraordinary Hall Effect in Nanostructured Q-Carbon: Implications for Potential Spintronic Devices”, ACS Applied Nano Materials 1(2), 807 (2018).
2017
39. Anagh Bhaumik*, Ritesh Sachan*, Siddharth Gupta and Jagdish Narayan, “Discovery of High-Temperature Superconductivity (Tc = 55 K) in B-Doped Q-Carbon”, ACS Nano 11(12), 11915 (2017). (*Equal first author contribution)
38. Daniel Rasic, Ritesh Sachan, Matthew F. Chisholm, John Prater, Jagdish Narayan, “The room temperature growth of epitaxial titanium nitride films by pulsed laser deposition”, Crystal Growth and Design, 17(12), 6634 (2017).
37. Yanwen Zhang, Haizhou Xue, Eva Zarkadoula, Ritesh Sachan, Christopher Ostrouchov, Peng Liu, Xue-Lin Wang, Shuo Zhang, Tie Shan Wang, William Weber, “Coupled electronic and atomic effects on defect evolution in silicon carbide under ion irradiation”, Current Opinion in Solid State & Materials Science 21(6), 285 (2017).
36. Adele Moatti, Ritesh Sachan, John Prater, Jay Narayan, “Control of structural and electrical transitions of VO2 thin films”, ACS Applied Materials & Interfaces 9, 24298 (2017).
35.Anagh Bhaumik, Ritesh Sachan, and Jagdish Narayan, “High-Temperature Superconductivity in Boron-doped Q-Carbon”, ACS Nano 11(6), 5351 (2017).
34. Anagh Bhaumik, Ritesh Sachan, and Jagdish Narayan, “A novel high-temperature carbon-based superconductor: B-doped Q-carbon”, Journal of Applied Physics 122(4), 045301 (2017).
33. Ritesh Sachan, Valentino R. Cooper, Bin Liu, Dilpuneet Aidhy, Maik Lang, Christina Trautmann, Yanwen Zhang, Matthew F. Chisholm and William J. Weber, “Forging Fast Ion Conducting Nanochannels with Swift Heavy Ions: The Correlated Role of Local Electronic and Atomic Structure”, Journal of Physical Chemistry C 121, 975 (2017).
32. Ritesh Sachan, Yanwen Zhang, Xin Ou, Christina Trautmann, Matthew F. Chisholm, and William J. Weber, “New insights on ion track morphology in pyrochlores by aberration corrected scanning transmission electron microscopy”, Journal of Materials Research 32(5), 928 (2017).
31. Ritesh Sachan and Vikas Tomar, “Advanced Characterization of Interfaces and Thin films”, Journal of Materials, 69, 225 (2017).
30. Vikas Tomar and R. Sachan, “Interface Strength Measurements”, Journal of Materials 69, 12 (2017).
2016
29. Ritesh Sachan, Eva Zarkadoula, Maik Lang, Christina Trautmann, Yanwen Zhang, Matthew F. Chisholm and William J. Weber, “Insights on dramatic radial fluctuations in track formation by energetic ions”, Scientific Reports 6, 27196 (2016).
28. R. Sachan, M. A. Roldan, D. Jin, W. J. Weber, and N. X. Fang, “STEM-EELS Study of Plasmonic Modes in Ag nanotriangles: Size and Dielectric Dependence” Microscopy and Microanalysis 22 (Suppl 3), 988 (2016).
2015
27. Dilpuneet S. Aidhy, Ritesh Sachan, Eva Zarkadoula, Olli Pakarinen, Matthew F. Chisholm, Yanwen Zhang and William J. Weber, “Fast ion conductivity in strained defect-fluorite structure created by ion tracks in Gd2Ti2O7”, Scientific Reports, 5, 16297 (2015).
26. Dafei Jin, Qing Hu, Daniel Neuhauser, Felix von Cube, Yingyi Yang, Ritesh Sachan, Ting S. Luk, David C. Bell and Nicholas X. Fang, “Quantum-Spillover Enhanced Surface-Plasmonic Absorption at the Interface of Silver and High-Index Dielectrics”, Physical Review Letters, 115, 193901 (2015).
25. Mengkun Tian, Masoud Mahjouri-Samani, Gyula Eres, Ritesh Sachan, Mina Yoon, Matthew F. Chisholm, Kai Wang, Alexander A. Puretzky, Christopher M. Rouleau, David B. Geohegan and Gerd Duscher, “Structure and formation mechanism of black TiO2 nanoparticles”, ACS Nano, 9(10), 10482 (2015).
24. Jordan A. Hachtel, Ritesh Sachan, Rohan Mishra, and Sokrates T. Pantelides, “Quantitative first-principles theory of interface absorption in multilayer heterostructures”, Applied Physics Letters, 107, 091908 (2015).
23. Yanwen Zhang, Ritesh Sachan, Olli H. Pakarinen, Matthew. F. Chisholm, Peng Liu, Haizhou Xue, and William J. Weber, “Ionization-induced self-healing of irradiation damage in silicon carbide”, Nature Communications, 6, 8049 (2015).
22. A. Malasi, R. Sachan, V. Ramos, H. Garcia, G. Duscher and R. Kalyanaraman, “Localized surface plasmon sensing based investigation of nanoscale metal oxidation kinetics”, Nanotechnology, 26, 205701 (2015).
21. R. Sachan, O.H. Pakarinen, M. Patel, M.F. Chisholm, Y. Zhang and W.J. Weber, “Structure and band gap determination of irradiation induced amorphous nano-channels in LiNbO3”, Journal of Applied Physics, 117 (13), 135902 (2015).
20. William J. Weber, Eva Zarkadoula, Olli H. Pakarinen, Ritesh Sachan, Matthew F. Chisholm, Peng Liu, Haizhou Xue, Ke Jin and Yanwen Zhang, “Synergy of elastic and inelastic energy loss on ion track formation in SrTiO3”, Scientific Reports 5, 7726 (2015).
19. R. Sachan, A. Malasi, S. Yadavali, B. Griffey, J. Dunlap, G. Duscher and R. Kalyanaraman, “Laser-induced self-assembled nanostructure on electron–transparent substrates” Particle and Particle System Characterization 32, 476 (2015).
18. J. Ge, A. Malasi, N. Passarelli, L.A. Perez, E. Coronado, R. Sachan, G. Duscher and R. Kalyanamraman, “Ferroplasmons: Novel plasmons in metal-ferromagnetic bimetallic nanostructures”, Microscopy and Microanalysis 21 (Suppl 3), 2381 (2015).
17. Anas Mauti, Ritesh Sachan, Andrew R. Lupini, Matthew F. Chisholm and Stephan Pennycook, “Pushing the limits of cathodoluminescence detection: analyzing 2D materials”, Microscopy and Microanalysis, 21 (Suppl 3), 2049 (2015).
16. R. Sachan, B. Liu, D. Aidhy, Y. Zhang, M.F. Chisholm and W.J. Weber, “Short-range atomic ordering in amorphous ion-tracks in pyrochlores”, Microscopy and Microanalysis, 21 (Suppl 3), 1333 (2015).
15. Mengkun Tian, Masoud Mahjouri-Samani, Gyula Eres, Ritesh Sachan, Matthew F. Chisholm, Kai Wang, Alexander A. Puretzky, Christopher M. Rouleau, Mina Yoon, David B. Geohegan and Gerd Duscher, “Phase determination of black TiO2 nanoparticles”, Microscopy and Microanalysis 21 (Suppl 3), 815 (2015).
2014
14. S. Yadavali, R. Sachan, O. Dyck and R. Kalyanaraman, “DC electric field induced phase array self-assembly of Au nanoparticles”, Nanotechnology 25, 465301 (2014).
13. R. Sachan, A. Malasi, J.X. Ge, S. Yadavali, H. Krishna, H. Garcia, A. Gangopadhyay, G. Duscher and R. Kalyanaraman, “Ferroplasmons: Intense localized surface plasmons in a ferromagnetic metal”, ACS Nano, 8(10), 9790 (2014).
2013
12. R. Sachan, V. Ramos, A. Malasi, S. Yadavali, B. Bartley, H. Garcia, G. Duscher and R. Kalyanaraman, “Oxidation-resistant Ag nanostructures for ultrastable plasmonic applications”, Advanced Materials, 25, 2045 (2013).
11. R. Sachan, C. Gonzalez, O. Dyck, Y. Wu, H. Garcia, S. Pennycook, P. Rack, G. Duscher and R. Kalyanaraman, “Optical absorption within ultra-thin Si films embedded with silicide nanostructures” Nanomaterials and Energy, 2, 11 (2013).
10. R. Sachan, A. Malasi and G. Duscher, “Plasmon excitations in bimetallic Ag nanostructures by monochromated e-beam”, Microscopy and Microanalysis, 19 (Suppl 2), 1510 (2013).
2012
9. R. Sachan, S. Yadavali, N. Shirato, H. Krishna, V. Ramos, G. Duscher, S. Pennycook, A.K. Gangopadhyay, H. Garcia and R. Kalyanaraman, “Tunable localized surface plasmons in self-organized bimetallic Ag-Co nanoparticles with high environmental stability and sensitivity”, Nanotechnology, 23, 275604 (2012).
8. H. Garcia, R. Sachan and R. Kalyanaraman, “Optical plasmon properties of Co-Ag nanocomposites within the mean-field approximation, Plasmonics, 7(1), 137 (2012).
7. R. Sachan, H. Garcia, S.J. Pennycook, G. Duscher and R. Kalyanaraman, “Surface plasmon response of self-organized bi-metallic plasmonic nanoparticles”, Microscopy and Microanalysis, 18 (Suppl 2), 1388 (2012).
6. R. Sachan, C. Gonzalez, O. Dyck, P.D. Rack, H. Garcia, G. Duscher and R. Kalyanaraman, “Absorption enhancement by Ni-Silicide nanostructures embedded in ultra-thin Si films” Microscopy and Microanalysis, 18 (Suppl 2), 1862 (2012).
2011
5. R. Sachan, H. Krishna, N. Shirato, S. Yadavali, H. Garcia, A. K. Gangopadhyay, S. Pennycook, G. Duscher and R. Kalyanaraman, “Bilayer self-organization and synthesis of ferromagnetic-plasmonic nanocomposites”, Microscopy and Microanalysis, 17 (Suppl 2), 1634 (2011).
4. H. Krishna, N. Shirato, S. Yadavali, R. Sachan, J. Strader and R. Kalyanaraman, “Self-organization of nanoscale multilayer liquid metal films: Experiment and theory,” ACS Nano, 5(1), 470 (2011).
2010
3. H. Krishna, R. Sachan, J. Strader, C. Favazza, M. Khenner and R. Kalyanaraman, “Thickness-dependent spontaneous dewetting morphology of ultrathin Ag films”, Nanotechnology, 21, 155601 (2010).
2009
2. R. Sachan and J.W. Park, “Formation of nanodispersoids in Fe-Cr-Al/30%TiB2 composite system during mechanical alloying”, Journal of Alloys and Compounds, 485, 724 (2009).
2008
1. R. Sachan and J.W. Park, “Synthesis of TiB2/Fe-Cr-Al nanocomposite powder”, Journal of Nanoscience and Nanotechnology, 8, 1 (2008).
Nanofusion Laboratory is affiliated with the School of Mechanical and Aerospace Engineering at Oklahoma State University.