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Journals

  1. Sub-second and ppm-level optical sensing of hydrogen using templated control of nano-hydride geometry and composition

    • Hoang Mai Luong, Minh Thien Pham, Tyler Guin, Richa Pokharel Madhogaria, Manh-Huong Phan, George Keefe Larsen & Tho Duc Nguyen
    • Nature Communications volume 12, Article number: 2414 (2021)
    • https://doi.org/10.1038/s41467-021-22697-w
    • Capture.PNG

      Fabrication-scheme-and-morphology-characterization-a-Schematic-of-the-fabrication_W640.jpg

  2. Pd80Co20 Nanohole Arrays Coated with Poly(methyl methacrylate) for High-Speed Hydrogen Sensing with a Part-per-Billion Detection Limit

    Minh T. Pham, Hoang M. Luong, Huy T. Pham, Tyler Guin, Yiping Zhao, George K. Larsen, and Tho D. Nguyen
    ACS Applied Nano Materials Article ASAP

    DOI: 10.1021/acsanm.1c00169

    an1c00169_0008.jpeg
  3. Active Ag/Co Composite Chiral Nanohole Arrays

    Hoang Mai Luong, Minh Thien Pham, Tho Duc Nguyen, and Yiping Zhao
    The Journal of Physical Chemistry C 2021 125 (1), 716-723

    DOI: 10.1021/acs.jpcc.0c08057

    jp0c08057_0008.gif
  4. Pham, M. T., Amerling, E., Luong, H. M., Pham, H. T., Larsen, G. K., Whittaker-Brooks, L., & Nguyen, T. D. (2020). "Origin of Rashba Spin-Orbit Coupling in 2D and 3D Lead Iodide Perovskites". Scientific Reports10(1), 1-10.
  5. Kalappattil, Vijay, Rugang Geng, Raja Das, Minh Thien Pham, Hoang Mai Luong, Tho Nguyen, Adrian Popescu et al. "Giant Spin Seebeck Effect through an Interface Organic Semiconductor." Materials Horizons (2020).
  6. Luong, H. M., Pham, M. T., Madhogaria, R. P., Phan, M. H., Larsen, G. K., & Nguyen, T. D. "Bilayer Plasmonic Nano-lattices for Tunable Hydrogen Sensing Platform". Nano Energy, 104558 (2020).
  7. Angana Bhattacharya, Koijam Monika Devi, Gagan Kumar,Tho Nguyen, "Actively tunable toroidal excitations in graphene based terahertz metamaterials", Optics Communications 459, 124919 (2020)
  8. Hoang Mai Luong, Pham Thien Minh, Tho Duc Nguyen, and Yiping Zhao "Enhanced Resonant Faraday Rotation in Multilayer Magneto-Plasmonic Nano-Hole Arrays and Their Sensing Application", The Journal of Physical Chemistry C 123(46), 28377-28384(2019)
  9. Gao, Huipu, Darya Asheghali, Nataraja Sekhar Yadavalli, Minh Thien Pham, Tho Duc Nguyen, Sergiy Minko, and Suraj Sharma. "Fabrication of core-sheath nanoyarn via touchspinning and its application in wearable piezoelectric nanogenerator." The Journal of The Textile Institute (2019): 1-10
  10. Luong, Hoang Mai, Minh Thien Pham, George Keefe Larsen, and Tho Duc Nguyen. "Plasmonic sensing of hydrogen in Pd nano-hole arrays." In Plasmonics: Design, Materials, Fabrication, Characterization, and Applications XVII, vol. 11082, p. 110821D. International Society for Optics and Photonics, (2019)
  11. Geng R, Luong HM, Pham MT, Das R, Stojak K, Duong TA, Au TH, Lai ND, Larsen GK, Phan MH, Nguyen TD. "Magnetically Tunable Organic Semiconductors with Superparamagnetic Nanoparticles", Material Horizons 6(9), 1913-1922(2019)
  12. Hoang Mai Luong, Pham Thien Minh, Tho Duc Nguyen, and Yiping Zhao "Magneto-plasmonic properties of Ag–Co composite nano-triangle arrays", Nanotechnology 30(42), p.425203 (2019)
  13. Hoang Mai Luong, Pham Thien Minh, Bin Ai, Tho Duc Nguyen, and Yiping Zhao "Magnetoplasmonic properties of Ag-Co composite nanohole arrays", Physical Review B (99) 224413 (2019)
  14. H Gao, PT Minh, H Wang, S Minko, J Locklin, T Nguyen, S Sharma “High-performance flexible yarn for wearable piezoelectric nanogenerators”, Smart Materials and Structures 27 (9), 095018 (2018)
  15. HM Luong, B Ai, Y Zhao, TD Nguyen “Weak Enhanced Resonant Faraday Rotation in Pure Cobalt Plasmonic Lattices: Thickness Dependent Faraday Rotation Studies”, Journal of Magnetism and Magnetic Materials 468, 79-84 (2018)
  16. R Geng, MT Pham, HM Luong, A Short, TD Nguyen “Correlation between the width and the magnitude of magnetoconductance response in π-conjugated polymer-based diodes”, Journal of Photonics for Energy 8 (3), 032222 (2018)
  17. R. Geng, R. C. Subedi, H. M. Luong, M. T. Pham, W. Huang, X. Li, K. Hong, M. Shao, K. Xiao, L. A. Hornak, T. D. Nguyen, "Effect of charge localization on the effective hyperfine interaction in organic semiconducting polymers", Phys. Rev. Lett. 120, 086602 (2018)
  18. R. Das, V. Kalappattil, R. Geng, H. Luong, M. Pham, T. Nguyen, Tao Liu, Mingzhong Wu, M. H. Phan, H. Srikanth,"Enhanced room-temperature spin Seebeck effect in a YIG/C60/Pt layered heterostructure", AIP Advances 8, 055906 (2018)
  19. V. Kalappattil, R. Geng, S. H. Liang, D. Mukherjee, J. Devkota, A. Roy, M. H. Luong, N. D. Lai, L. A. Hornak, T. D. Nguyen, W. B. Zhao, X. G. Li, N. H. Duc, R. Das, S. Chandra, H. Srikanth, M. H. Phan, "Role of the magnetic anisotropy in organic spin values", J. Sci.: Adv. Mater. Dev. 2, 378-384 (2017)
  20. R. C. Subedi, R. Geng, H. M. Luong, W. Huang, X. Li, L. A. Hornak, T. D. Nguyen, "Large magnetoelectric effect in organic ferroelectric copolymer-based multiferroic tunnel junctions", Appl. Phys. Lett. 110, 053302 (2017)
  21. A. Roy, T. L. Bougher, R. Geng, Y. Te, J. Locklin, and B. A. Cola, "Thermal conductance of poly(3-methylthiophene) brushes", ACS Appl. Mater. Interfaces 8, 25578-25585 (2016)
  22. Q. C. Tong, M. H. Luong, T. M. Tran, J. Remmel, M. T. Do, D. M. Kieu, R. Ghasemi, D. T. Nguyen, and N. D. Lai, "Realization of desired plasmonic structures via a direct laser writing technique", J. Electron. Mater. 46, 3695-3701 (2016)
  23. R. Geng, T. T. Daugherty, K. Do, H. M. Luong, and T. D. Nguyen, "A review on organic spintronic materials and devices: I. Magnetic field effect on organic light emitting diode", J. Sci.: Adv. Mater. Dev. 1, 128-140 (2016)
  24. R. Geng, H M. Luong, T.T. Daugherty, L.A. Hornak and T.D. Nguyen, "A review on organic spintronic materials and devices: II. Magnetoresistance in organic spin valves and spin organic light emitting diodes", J. Sci.: Adv. Mater. Dev. 1, 256-272 (2016)
  25. R. Geng, A. Roy, W. Zhao, R. C. Subedi, X. Li, J. Locklin, and T. D. Nguyen, “Engineering of spin injection and spin transport in organic spin valves using π-conjugated polymer brushes”, Adv. Funct. Mater. 26, 3999-4006 (2016)
  26. J. Devkota, R. Geng, R. C. Subedi, and T. D. Nguyen, "Organic spin valves: a review", Adv. Funct. Mater. 26, 3881-3898 (2016)
  27. S. Liang, R. Geng, B. Yang, S. Yang, R. C. Subedi, X. Li, X. Han, and T. D. Nguyen, "Curvature-enhanced spin orbit coupling and spinterface effect in fullerene-based spin valves", Sci. Rep. 6: 19461 (2016)
  28. S. Liang, R. Geng, Q. Zhang, L. You, R. C. Subedi, J. Wang, X. Han, T. D. Nguyen, "Large magnetoresistance at high bias voltage in double-layer organic spin valves", Org. Electron. 26, 314-318 (2015)
  29. B. R Gautam, T. D. Nguyen, D. Sun, Z V. Vardeny, “the effect of light-induced metastable defects on the magneto conductance of poly (phenylene-vinylene) diodes”, Spin 04, 1440012 (2014)
  30. T. D. Nguyen, E. Ehrenfreund and Z. V. Vardeny, “The development of organic spin valves from unipolar to bipolar operation”,  MRS Bulletin 39, 585 (2014)
  31. R. Geng, R. C. Subedi, S. Liang, & T. D. Nguyen, “Discernment of possible organic magnetic field effect mechanisms using polymer light-emitting electrochemical cells”, Spin 04, 1440010 (2014)
  32. R. Geng, N. T. Mayhew & T. D. Nguyen, “Tunable magneto-conductance and magneto-electroluminescence in polymer light-emitting electrochemical planar devices”, Appl. Phys. Lett. 103, 243307 (2013)
  33. B. Gautam, T. D. Nguyen, E Ehrenfreund and Z. V. Vardeny,”Magnetic field effect spectroscopy of C60-based films and devices”, J. Appl. Phys. 113, 143102 (2013)
  34. T. D. Nguyen, S. Liu, G. Kumar, A. Nahata, Z. V. Vardeny, “Terahertz plasmonic properties of highly oriented pyrolytic graphite”, Appl. Phys. Lett. 102, 171107 (2013)
  35. T. D. Nguyen, E. Ehrenfreund and Z. V. Vardeny, “Organic magneto-resistance at small magnetic fields; compass effect”, Org. Electron. 14(7):1852–1855 (2013)
  36. T. D. Nguyen, F. Wang, X.G. Li, E Ehrendfreund and Z. V. Vardeny, “Spin deffusion in fullerene-based devices: Morphology effect”, Phys. Rev. B 87, 075205 (2013)
  37. T. D. Nguyen, E. Ehrenfreund and Z. V. Vardeny, “The Spin-polarized organic light emitting diode” Synth. Metals 173,16-21(2013)
  38. B. Khachatryan, T. D. Nguyen, Z. V. Vardeny and E. Ehrenfreund, “Phosphorescence super-radiance in a Pt-Containing p-Conjugated Polymer”, Phys. Rev. B 86, 195203 (2012)

 Before August 2012

  1. T. D. Nguyen, A. Nahata, Z. V. Vardeny, “Measurement of surface plasmon correlation length differences using Fibonacci deterministic hole arrays”, Opt. Express 20, 15222 (2012)
  2. T. D. Nguyen, E. Ehrenfreund and Z. V. Vardeny, “ Spin-polarized organic light emitting diode based on a novel bipolar spin-valve”, Science 337, 204 (2012)
  3. T. D. Nguyen, T. P. Basel, Y,-J. Pu, E. Ehrenfreund and Z. V. Vardeny, “ Isotope effect in the spin response of aluminum tris(8-hydroxyquinoline) based devices”, Phys. Rev. B 85,245437 (2012)
  4. T. D. Nguyen, S. Liu, M. D. Lima, S. Fang, R. H. Baughman, A. Nahata and Z.V. Vardeny, “Terahertz surface plasmon polaritons on freestanding multi-walled carbon nanotube aerogel sheets”, Opt. Mater. Express 2, 782 (2012)
  5. R. Gautam, T. D. Nguyen, E. Ehrenfreund and Z. V. Vardeny, “ Magnetic field effect on excited-state spectroscopies of p-conjugated polymer films”, Phys. Rev. B 85 205207, (2012)
  6. T. D. Nguyen, S. Liu, Z.V. Vardeny, A. Nahata, “Existence of new resonances in double layer periodic aperture arrays”, Opt. Express 19,16878 (2011)
  7. G. Ni, T. D. Nguyen, Z. V. Vardeny, “Study of Magneto-electroluminescence and Magneto-conductance in Polymer Light-emitting Electrochemical Cells”, Appl. Phys. Lett. 98, 263302 (2011)
  8. T. D. Nguyen, B. R. Gautam, E. Ehrenfreund, and Z. V. Vardeny, “Magneto-conducance of p-conjugated polymer based unipolar and bipolar diodes”, Synth. Metals 161, 604 (2011) (cover of the Organic Spintronics Proceedings)
  9. T. D. Nguyen, G. Hukic-Markosian, F. Wang, L. Wojcik, Xiao-Guang Li, E. Ehrenfreund, Z. V. Vardeny, “Study of the hyperfine interaction role in the spin response of π-conjugated polymer films and spin valve devices”, Synth. Metals 161, 558 (2011)
  10. T. D. Nguyen, B.R.Gautam, E. Ehrenfreund and Z. V. Vardeny, “Magnetoconductance response in unipolar and bipolar organic diodes at ultrasmall fields”, Phys. Rev. Lett. 105, 166804 (2010)
  11. T. D. Nguyen, A. Nahata and Z. Valy Vaderny, “Concentration of terahertz radiation through a conically tapered hole”, Opt. Express 18, 25441  (2010)
  12. T. D. Nguyen, G. Hukic-Markosian, F. Wang, L. Wojcik, Xiao-Guang Li, E. Ehrenfreund, Z. V. Vardeny, “Isotope effect in spin response of π-conjugated polymer films and devices”, Nat. Mater. 9, 345-352 (2010)
    Related article: "Organic semiconductors: What makes spin relax ?", Nat. Mater. 9, 288 (2010)
  13. A. Bobbert, T. D Nguyen, W. Wagemans, F. W van Oost, B. Koopmans, M Wohlgenannt, “Spin relaxation and magnetoresistance in disordered organic semiconductors”, Synth. Metals 160, 223 (2010)
  14. T. D. Nguyen, Y. Sheng, J. Rybicki, G. Veeraraghavan , M. Wohlgenannt, “Device-spectroscopy of magnetic field effects in several different polymer organic light-emitting diodes”, Synth. Metals 160, 320 (2010)
  15. J. Rybicki, T.D. Nguyen, Y. Sheng and M. Wohlgenannt, “Spin–orbit coupling and spin relaxation rate in singly charged View the MathML source-conjugated polymer chains”, Synth. Metals 160, 280 (2010)
  16. T. D. Nguyen, Y. Sheng, J. Rybicki, M. Wohlgenannt “Magnetic field-effects in bipolar, almost hole-only and almost electron-only sandwich devices made from films of a pi-conjugated molecule”, Phys. Rev. B 77, 235209 (2008)
  17. T. D. Nguyen, Y. Sheng, J. Rybicki, M. Wohlgenannt, “ Magnetoconductivity and magnetoluminescence studies in bipolar and almost hole-only sandwich devices made from films of a pi-conjugated molecule”, Sci. Technol. Adv. Mater. 9 024206 (2008)
  18. T. D. Nguyen, J. Rybicki, Y. Sheng, M. Wohlgenannt, “Device-spectroscopy of magnetic field effects in a polyfluorene organic light-emitting diode”, Phys. Rev. B  77, 035210 (2008)
  19. A. Bobbert, T. D. Nguyen, M. Wohlgenannt, “Bipolaron mechanism for organic magnetoresistance”, Phys. Rev. Lett. 99, 216801 (2007)
  20. T. D. Nguyen, Y. Sheng, M. Wohlgenannt, “Role of hydrogen in organic magnetoresistance: study of C60 devices“, Synth. Metals 157, 930–934 (2007)
  21. T. D. Nguyen, Y. Sheng, J. Rybicki, G. Veeraraghavan M. Wohlgenannt, “Magnetoresistance in pi-conjugated organic sandwich devices with varying hyperfine and spin-orbit coupling strengths, and varying dopant concentrations“, J. Mater. Chem. 17, 1995 (2007)
  22. G. Veeraraghavan, T. D. Nguyen, Y. Sheng, O. Mermer, M. Wohlgenannt, “An 8x8 pixel array pen-input OLED screen based on organic magnetoresistance”, IEEE Transactions On Electron Devices, 54, 1571 (2007)
  23. Y. Sheng, T. D. Nguyen, G. Veeraraghavan, O. Mermer, M. Wohlgenannt, “On the effect of spin-orbit coupling on magnetoresistance in organic semiconductors”, Phys. Rev. B 75, 035202, (2007)
  24. G. Veeraraghavan, T. D. Nguyen, Y. Sheng, O. Mermer, M. Wohlgenannt, “Magnetic field effect on current, electroluminescence and photocurrent in organic light emitting diode,” J. Phys.: Condens. Matter 19, 036209 (2007)
  25. G. Veeraraghavan, T. D. Nguyen , Y. Sheng, O. Mermer, M. Wohlgenannt, “Magnetic field effects on current, electroluminescence and photocurrent in Alq3 organic light emitting diodes”, Adv. in Sc. and Tech. 52, 53 (2006)
  26. Y. Sheng, T. D. Nguyen, G. Veeraraghavan, O. Mermer, M. Wohlgenannt, S. Qui, U. Scherf, “Hyperfine interaction and magnetoresistance in organic semiconductors”, Phys. Rev. B 74, 045213 (2006)
  27. O. Mermer, G. Veeraraghavan, T. L. Francis, Y. Sheng, T. D. Nguyen, M. Wohlgenannt, A. Kohler, M. K. Al-Suti, M. S. Khan, “Large Magnetoresistance in nonmagnetic pi-conjugated semiconductor thin film devices,” Phys. Rev. B 72, 205202 (2005)