SelectedWorks - Elton Graugnard

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Selected Works of Elton Graugnard

Associate Professor, Micron School of Materials Science & Engineering

Dr. Elton Graugnard joined the faculty of the Micron School of Materials Science & Engineering at Boise State University in 2009. He is currently working on atomic layer deposition (ALD) of thin and atomic-layered films. Dr. Graugnard holds degrees in physics and has expertise in atomic layer deposition (ALD), ultra-high vacuum scanning tunneling microscopy (STM), DNA nanotechnology, and nanoscale materials synthesis and characterization.

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About Elton Graugnard

Dr. Elton Graugnard joined the faculty of the Micron School of Materials Science & Engineering at Boise State University in 2009. He is currently working on atomic layer deposition (ALD) of thin and atomic-layered films. Dr. Graugnard holds degrees in physics and has expertise in atomic layer deposition (ALD), ultra-high vacuum scanning tunneling microscopy (STM), DNA nanotechnology, and nanoscale materials synthesis and characterization.

Articles (64)

Intrinsic and Atomic Layer Etching Enhanced Area-Selective Atomic Layer Deposition of Molybdenum Disulfide Thin Films (Jake Soares, Wesley Jen, John D. Hues, et al.) Journal of Vacuum Science and Technology A (2023)

For continual scaling in microelectronics, new processes for precise high volume fabrication are required. Area-selective atomic layer deposition (ASALD) can provide an avenue for self-aligned material patterning and offers an approach to correct edge placement ...

Leveraging Steric Moieties for Kinetic Control of DNA Strand Displacement Reactions (Drew Lysne, Tim Hachigian, Chris Thachuk, et al.) Journal of the American Chemical Society (2023)

DNA strand displacement networks are a critical part of dynamic DNA nanotechnology and are proven primitives for implementing chemical reaction networks. Precise kinetic control of these networks is important for their use in a range ...

Targeted Selection of Aptamer Complementary Elements Toward Rapid Development of Aptamer Transducers (Tim Hachigian, Drew Lysne, Elton Graugnard, et al.) The Journal of Physical Chemistry B (2023)

Biosensing using aptamers has been a recent interest for their versatility in detecting many different analytes across a wide range of applications, including medical and environmental applications. In our last work, we introduced a customizable ...

Nucleation and Growth of Molybdenum Disulfide Grown by Thermal Atomic Layer Deposition on Metal Oxides (Jake Soares, Steven Letourneau, Matthew Lawson, et al.) Journal of Vacuum Science & Technology A (2022)

To enable greater control over thermal atomic layer deposition (ALD) of molybdenum disulfide (MoS2), here we report studies of the reactions of molybdenum hexafluoride (MoF6) and hydrogen sulfide (H2S) with metal oxide substrates from nucleation ...

Thermal Atomic Layer Etching of MoS2 Using MoF6 and H2O (Jake Soares, Anil U. Mane, Devika Choudhury, et al.) Chemistry of Materials (2022)

Two-dimensional (2D) layered materials offer unique properties that make them attractive for continued scaling in electronic and optoelectronic device applications. Successful integration of 2D materials into semiconductor manufacturing requires high-volume and high-precision processes for deposition ...

Strategies for Controlling the Spatial Orientation of Single Molecules Tethered on DNA Origami Templates Physisorbed on Glass Substrates: Intercalation and Stretching (Keitel Cervantes-Salguero, Austin Biaggne, John M. Youngsman, et al.) International Journal of Molecular Sciences (2022)

Nanoarchitectural control of matter is crucial for next-generation technologies. DNA origami templates are harnessed to accurately position single molecules; however, direct single molecule evidence is lacking regarding how well DNA origami can control the orientation ...

Customizable Aptamer Transducer Network Designed for Feed-Forward Coupling (Tim Hachigian, Drew Lysne, Elton Graugnard, et al.) ACS Omega (2021)

Solution-based biosensors that utilize aptamers have been engineered in a variety of formats to detect a range of analytes for both medical and environmental applications. However, since aptamers have fixed base sequences, incorporation of aptamers ...

Correlative Super-Resolution and Atomic Force Microscopy of DNA Nanostructures and Characterization of Addressable Site Defects (Christopher M. Green, William L. Hughes, Elton Graugnard, et al.) ACS Nano (2021)

To bring real-world applications of DNA nanostructures to fruition, advanced microscopy techniques are needed to shed light on factors limiting the availability of addressable sites. Correlative microscopy, where two or more microscopies are combined to ...

Atomic Layer Deposition of Sodium Fluoride Thin Films (Sara Kuraitis, Donghyeon Kang, Anil U. Mane, et al.) Journal of Vacuum Science & Technology A (2021)

The need for advanced energy conversion and storage devices remains a critical challenge amid the growing worldwide demand for renewable energy. Metal fluoride thin films are of great interest for applications in lithium-ion and emerging ...

An Alternative Approach to Nucleic Acid Memory (George D. Dickinson, Golam Md Mortuza, William Clay, et al.) Nature Communications (2021)

DNA is a compelling alternative to non-volatile information storage technologies due to its information density, stability, and energy efficiency. Previous studies have used artificially synthesized DNA to store data and automated next-generation sequencing to read ...

First-Principles Studies of MoF Absorption on Hydroxylated and Non-Hydroxylated Metal Oxide Surfaces and Implications for Atomic Layer Deposition of MoS2 (Matthew Lawson, Elton Graugnard and Lan Li) Applied Surface Science (2021)

Significant interest in two-dimensional transition metal dichalcogenides has led to numerous experimental studies of their synthesis using scalable vapor phase methods, such as chemical vapor deposition (CVD) and atomic layer deposition (ALD). ALD typically allows ...

Availability-Driven Design of Hairpin Fuels and Small Interfering Strands for Leakage Reduction in Autocatalytic Networks (Drew Lysne, Kailee Jones, Alma Stolsius, et al.) Journal of Physical Chemistry B (2020)

DNA-based circuits and computational tools offer great potential for advanced biomedical and technological applications. However, leakage, which is the production of an output in the absence of an input, widely exists in DNA network. As ...

An All-Optical Excitonic Switch Operated in the Liquid and Solid Phases (Donald L. Kellis, Brittany L. Cannon, Paul H. Davis, et al.) ACS Nano (2019)

The excitonic circuitry found in photosynthetic organisms suggests an alternative to electronic circuits, but the assembly of optically active molecules to fabricate even simple excitonic devices has been hampered by the limited availability of suitable ...

Corrosion Initiation and Propagation on Carburized Martensitic Stainless Steel Surfaces Studied via Advanced Scanning Probe Microscopy (Armen Kvryan, Corey M. Efaw, Kari A. Higginbotham, et al.) Materials (2019)

Historically, high carbon steels have been used in mechanical applications because their high surface hardness contributes to excellent wear performance. However, in aggressive environments, current bearing steels exhibit insufficient corrosion resistance. Martensitic stainless steels are ...

Open-Source Automated Chemical Vapor Deposition System for the Production of Two-Dimensional Nanomaterials (Lizandra Williams-Godwin, Dale Brown, Richard Livingston, et al.) PLoS One (2019)

The study of two- dimensional (2D) materials is a rapidly growing area within nanomaterials research. However, the high equipment costs, which include the processing systems necessary for creating these materials, can be a barrier to ...

Toward Improving Ambient Volta Potential Measurements with SKPFM for Corrosion Studies (Corey M. Efaw, Thiago da Silva, Paul H. Davis, et al.) Journal of The Electrochemical Society (2019)

Scanning Kelvin probe force microscopy (SKPFM) is used in corrosion studies to quantify the relative nobility of different microstructural features present within complex metallic systems and thereby elucidate possible corrosion initiation sites. However, Volta potential ...

Boron-Implanted Silicon Substrates for Physical Adsorption of DNA Origami (Sadao Takabayashi, Shohei Kotani, Juan Flores-Estrada, et al.) International Journal of Molecular Sciences (2018)

DNA nanostructures routinely self-assemble with sub-10 nm feature sizes. This capability has created industry interest in using DNA as a lithographic mask, yet with few exceptions, solution-based deposition of DNA nanostructures has remained primarily academic ...

Structural Evolution of Molybdenum Disulfide Prepared by Atomic Layer Deposition for Realization of Large Scale Films in Microelectronic Applications (Steven Letourneau and Elton Graugnard) ACS Applied Nano Materials (2018)

Molybdenum disulfide (MoS2) films are attractive materials for electronic and optoelectronic devices, but the temperatures used in the chemical vapor deposition (CVD) of these materials are too high for device integration. Recently, a low-temperature atomic ...

Large Davydov Splitting and Strong Fluorescence Suppression: An Investigation of Exciton Delocalization in DNA-Templated Holliday Junction Dye Aggregates (Brittany L. Cannon, Lance K. Patten, Donald L. Kellis, et al.) Journal of Physical Chemistry A (2018)

Exciton delocalization in dye aggregate systems is a phenomenon that is revealed by spectral features, such as Davydov splitting, J- and H-aggregate behavior, and fluorescence suppression. Using DNA as an architectural template to assemble dye ...

Atomic Layer Deposition of Molybdenum Disulfide Films Using MoF6 and H2S (Steven Letourneau and Elton Graugnard) Journal of Vacuum Science & Technology A: Vacuum, Surfaces, and Films (2018)

Molybdenum sulfide films were grown by atomic layer deposition on silicon and fused silica substrates using molybdenum hexafluoride (MoF6) and hydrogen sulfide at 200 °C. In situ quartz crystal microbalance (QCM) measurements confirmed linear growth ...

Nanometrology and Super-Resolution Imaging with DNA (Elton Graugnard, William L. Hughes, Ralf Jungmann, et al.) MRS Bulletin (2017)

Structural DNA nanotechnology is revolutionizing the ways researchers construct arbitrary shapes and patterns in two and three dimensions on the nanoscale. Through Watson–Crick base pairing, DNA can be programmed to form nanostructures with high predictability, ...

Coherent Exciton Delocalization in a Two-State DNA-Templated Dye Aggregate System (Brittany L. Cannon, Donald L. Kellis, Lance K. Patten, et al.) The Journal of Physcial Chemistry A (2017)

Coherent exciton delocalization in dye aggregate systems gives rise to a variety of intriguing optical phenomena, including J- and H-aggregate behavior and Davydov splitting. Systems that exhibit coherent exciton delocalization at room temperature are of ...

Metrology of DNA Arrays by Super-Resolution Microscopy (Christopher M. Green, Kelly Schutt, Noah Morris, et al.) Nanoscale (2017)

Recent results in the assembly of DNA into structures and arrays with nanoscale features and patterns have opened the possibility of using DNA for sub-10 nm lithographic patterning of semiconductor devices. Super-resolution microscopy is being ...

Phase Separation in Ti-6Al-4V Alloys with Boron Additions for Biomedical Applications: Scanning Kelvin Probe Force Microscopy Investigation of Microgalvanic Couples and Corrosion Initiation (P. H. Davis, K. Robles, K. Livingston, et al.) JOM (2017)

To investigate the effect of boron additions on the corrosion behavior of Ti-6Al-4V for potential use in biomedical implants and devices, cast samples of Ti-6Al-4V were alloyed with 0.01% to 1.09% boron by weight and ...

Kinetics of DNA Strand Displacement Systems with Locked Nucleic Acids (Xiaoping Olson, Shohei Kotani, Bernard Yurke, et al.) The Journal of Physical Chemistry B (2017)

Locked nucleic acids (LNAs) are conformationally restricted RNA nucleotides. Their increased thermal stability and selectivity toward their complements make them well-suited for diagnostic and therapeutic applications. Although the structural and thermodynamic properties of LNA–LNA, LNA–RNA, ...