Dr. Sebastián A. Díaz Profile

Dr. Sebastián A. Díaz

Research Chemist at US Naval Research Lab

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Author

Publications (10)

Proceedings Article | 18 March 2023 Presentation + Paper

Factors limiting the sensitivity of DNA-conjugated quantum dot molecular beacons

Christopher Green, Joseph Spangler, Kimihiro Susumu, David Stenger, Igor Medintz, Sebastián Díaz

Proceedings Volume 12395, 1239505 (2023) https://doi.org/10.1117/12.2649233

KEYWORDS: Quantum dot emission, Temperature metrology, Quantum DNA, Nucleic acids, Fluorescence resonance energy transfer, Fluorescence, Quantum dots, Zinc sulfide, DNA nanotechnology, Fluorescence spectroscopy

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Proceedings Article | 21 February 2020 Paper

Competitive binding of gold nanospheres and nanorods on DNA origami substrates

Divita Mathur, William Klein, Hieu Bui, Eunkeu Oh, Jawad Naciri, Jake Fontana, Sebastián Díaz, Igor Medintz

Proceedings Volume 11255, 1125509 (2020) https://doi.org/10.1117/12.2545953

KEYWORDS: Nanoparticles, Gold, Nanostructures, Nanorods, Nanolithography, Atomic force microscopy, Surface plasmons, Analytical research

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Proceedings Article | 21 February 2020 Presentation + Paper

Considering variables in ultra-short laser pulses to release nucleic acids from the surface of gold nanoparticles

David Hastman, Igor Medintz, Sebastián Diaz

Proceedings Volume 11255, 112550C (2020) https://doi.org/10.1117/12.2544951

KEYWORDS: Gold, Pulsed laser operation, Nanoparticles, Femtosecond phenomena, Continuous wave operation, Laser systems engineering, Laser therapeutics, Optical properties, Molecules, Absorption

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Proceedings Article | 7 March 2019 Presentation + Paper

Time-gated FRET from terbium labeled antibodies to quantum dot acceptors for broad ADP sensing

Sebastián Díaz, Guillermo Lasarte-Aragonés, Robert Lowery, James Vranish, William Klein, Kimihiro Susumu, Igor Medintz

Proceedings Volume 10892, 108920P (2019) https://doi.org/10.1117/12.2508626

KEYWORDS: Fluorescence resonance energy transfer, Terbium, Luminescence, Sensors, Quantum dots, Signal detection

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Proceedings Article | 7 March 2019 Presentation + Paper

DNA based molecular logic devices: a review of some ongoing work with multifluorophore FRET systems

David Hastman, Sebastián Díaz, Igor Medintz

Proceedings Volume 10894, 1089416 (2019) https://doi.org/10.1117/12.2508054

KEYWORDS: Fluorescence resonance energy transfer, Logic, Logic devices, Switches, Sensors, Molecules, Nanostructures, Molecular energy transfer, Modulation, Target detection

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Proceedings Article | 29 August 2017 Presentation + Paper

DNA scaffold nanostructures for efficient and directional propagation of light harvesting cascades

Carl Brown, Anirban Samanta, Susan Buckhout-White, Sebastián Díaz, Scott Walper, Ellen Goldman, Igor Medintz

Proceedings Volume 10355, 1035503 (2017) https://doi.org/10.1117/12.2274639

KEYWORDS: Light harvesting, Fluorescence resonance energy transfer, Nanostructures, DNA nanotechnology, DNA photonics, Bionanoengineering, Biophotonic applications

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Proceedings Article | 9 December 2016 Paper

Using DNA nanostructures to harvest light and create energy transfer and harvesting systems

Sebastián Díaz, Susan Buckhout-White, Carl Brown, Anirban Samanta, William Klein, Mario Ancona, Chris Dwyer, Ellen Goldman, Joseph Melinger, Paul Cunningham, Chris Spillmann, Igor Medintz

Proceedings Volume 10013, 1001317 (2016) https://doi.org/10.1117/12.2242727

KEYWORDS: Fluorescence resonance energy transfer, Light harvesting, Nanostructures, Energy transfer, Resonance energy transfer, Molecular photonics, Luminescence, Energy harvesting, Dendrimers, Molecules

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Proceedings Article | 22 April 2016 Presentation + Paper

Quantum dot based enzyme activity sensors present deviations from Michaelis-Menten kinetic model

Sebastián Díaz, Carl Brown, Anthony Malanoski, Eunkeu Oh, Kimihiro Susumu, Igor Medintz

Proceedings Volume 9722, 97220K (2016) https://doi.org/10.1117/12.2214235

KEYWORDS: Sensors, Quantum dots, Fluorescence resonance energy transfer, Nanosensors, Luminescence, Resonance energy transfer, Nanoparticles, Systems modeling, Calibration, Signal detection

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Proceedings Article | 12 October 2015 Presentation

Utilizing homogenous FRET to extend molecular photonic wires beyond 30 nm (Presentation Recording)

Sebastian Diaz, Susan Buckhout-White, Mario Ancona, Joseph Melinger, Igor Medintz

Proceedings Volume 9545, 95450L (2015) https://doi.org/10.1117/12.2188169

KEYWORDS: Molecular photonics, Energy transfer, Fluorescence resonance energy transfer, Energy efficiency, Luminescence, Energy harvesting, Photosynthesis, Resonance energy transfer, Nanostructures, Anisotropy

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Proceedings Article | 21 August 2015 Presentation + Paper

Modified kinetics of enzymes interacting with nanoparticles

Sebastián Díaz, Joyce Breger, Anthony Malanoski, Jonathan Claussen, Scott Walper, Mario Ancona, Carl Brown, Michael Stewart, Eunkeu Oh, Kimihiro Susumu, Igor Medintz

Proceedings Volume 9550, 95500K (2015) https://doi.org/10.1117/12.2188212

KEYWORDS: Sensors, Fluorescence resonance energy transfer, Neptunium, Luminescence, Nanoparticles, Molecules, Catalysis, Calibration, Molecular energy transfer, Absorbance

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Showing 5 of 10 publications

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