Joshua T. Damron
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View article: Probing Spin Defects via Single Spin Relaxometry
Probing Spin Defects via Single Spin Relaxometry Open
Spin defects in solids offer promising platforms for quantum sensing and memory due to their long coherence times and compatibility with quantum networks. Here, we integrate a single nitrogen vacancy (NV) center in diamond with scanning pr…
View article: Enhanced Interfacial Bonding of Branched Polymers
Enhanced Interfacial Bonding of Branched Polymers Open
The weak welding strength between filament layers in fused deposition modeling (FDM) products results in anisotropic mechanical properties that are also sensitive to print patterns. Furthermore, poor transverse directional alignment couple…
View article: Time-Resolved Diamond Magnetic Microscopy of Superparamagnetic Iron-Oxide Nanoparticles
Time-Resolved Diamond Magnetic Microscopy of Superparamagnetic Iron-Oxide Nanoparticles Open
Superparamagnetic iron-oxide nanoparticles (SPIONs) are promising probes for biomedical imaging, but the heterogeneity of their magnetic properties is difficult to characterize with existing methods. Here, we perform widefield imaging of t…
View article: Chemically resolved nuclear magnetic resonance spectroscopy by longitudinal magnetization detection with a diamond magnetometer
Chemically resolved nuclear magnetic resonance spectroscopy by longitudinal magnetization detection with a diamond magnetometer Open
Non-inductive magnetometers based on solid-state spins offer a promising solution for small-volume nuclear magnetic resonance (NMR) detection. A remaining challenge is to operate at a sufficiently high magnetic field to resolve chemical sh…
View article: Toward Efficient Entropic Recycling by Mastering Ring–Chain Kinetics
Toward Efficient Entropic Recycling by Mastering Ring–Chain Kinetics Open
Traditional chemical recycling approaches for condensation polymers suffer compounding energy losses and CO2 emissions across multiple polymerization and depolymerization cycles. Entropic recycling can address these energy losse…
View article: Nanoscale Magnetic Ordering Dynamics in a High Curie Temperature Ferromagnet
Nanoscale Magnetic Ordering Dynamics in a High Curie Temperature Ferromagnet Open
Thermally driven transitions between ferromagnetic and paramagnetic phases are characterized by critical behavior with divergent susceptibilities, long-range correlations, and spin dynamics that can span kHz to GHz scales as the material a…
View article: Factors modulating the hydrolysis of Nylon-6,6 by a nylon hydrolase enzyme
Factors modulating the hydrolysis of Nylon-6,6 by a nylon hydrolase enzyme Open
We studied the mechanism of hydrolysis of commercial Nylon-6,6 polymer with a thermostable Nylon hydrolyzing enzyme and identified the substrate characteristics that influence the efficiency and deconstruction product yield.
View article: Polymer Layer-Accelerated CO<sub>2</sub> Absorption in Aqueous Amino Acid Solutions
Polymer Layer-Accelerated CO<sub>2</sub> Absorption in Aqueous Amino Acid Solutions Open
Direct air capture (DAC) of CO2 via solvent-based absorption is considered a promising negative-emission technology. However, the low concentration of CO2 in the air and slow transport into the solvent make DAC notori…
View article: Impact of microwave phase noise on diamond quantum sensing
Impact of microwave phase noise on diamond quantum sensing Open
Precision optical measurements of the electron-spin precession of nitrogen-vacancy (NV) centers in diamond form the basis of numerous applications. The most sensitivity-demanding applications, such as femtotesla magnetometry, require the a…
View article: Mechanisms of proton transport in aqueous acid solutions
Mechanisms of proton transport in aqueous acid solutions Open
View article: Polyalkenamers as Drop-In Additives for Ring-Opening Metathesis Polymerization: A Promising Upcycling Paradigm
Polyalkenamers as Drop-In Additives for Ring-Opening Metathesis Polymerization: A Promising Upcycling Paradigm Open
We report a distinct strategy to upcycle waste polyalkenamers such as polybutadiene into new, performance-advantaged materials by using them as drop-in additives for ring-opening metathesis polymerization (ROMP). The polyalkenamers serve a…
View article: Hierarchical ion interactions in the direct air capture of CO2 at air/aqueous interfaces
Hierarchical ion interactions in the direct air capture of CO2 at air/aqueous interfaces Open
The direct air capture (DAC) of CO2 using aqueous solvents is plagued by slow kinetics and interfacial barriers that limit effectiveness in combating climate change. Functionalizing air/aqueous surfaces with charged amphiphiles shows promi…
View article: Cascade CO<sub>2</sub> Insertion in Carbanion Ionic Liquids Driven by Structure Rearrangement
Cascade CO<sub>2</sub> Insertion in Carbanion Ionic Liquids Driven by Structure Rearrangement Open
The CO2 chemisorption in state-of-the-art sorbents based on oxide/hydroxide/amine moieties is driven by strong chemical bonding formation in the carbonate/bicarbonate/carbamate products, which in turn leads to high energy input …
View article: Tetradentate Ligand’s Chameleon-Like Behavior Offers Recognition of Specific Lanthanides
Tetradentate Ligand’s Chameleon-Like Behavior Offers Recognition of Specific Lanthanides Open
The surging demand for high-purity individual lanthanides necessitates the development of novel and exceptionally selective separation strategies. At the heart of these separation systems is an organic compound that, based on its structura…
View article: An experimental toolbox for the physical characterization of thermal insulating polymeric foams
An experimental toolbox for the physical characterization of thermal insulating polymeric foams Open
View article: Low-temperature dechlorination of polyvinyl chloride (PVC) for production of H <sub>2</sub> and carbon materials using liquid metal catalysts
Low-temperature dechlorination of polyvinyl chloride (PVC) for production of H <sub>2</sub> and carbon materials using liquid metal catalysts Open
Polyvinyl chloride (PVC) is ubiquitous in everyday life; however, it is not recycled because it degrades uncontrollably into toxic products above 250°C. Therefore, it is of interest to controllably dechlorinate PVC at mild temperatures to …
View article: Ionic Liquid Functionalizes the Metal Organic Framework for Microwave-Assisted Direct Air Capture of CO<sub>2</sub>
Ionic Liquid Functionalizes the Metal Organic Framework for Microwave-Assisted Direct Air Capture of CO<sub>2</sub> Open
Sorbents for direct air capture (DAC) of CO2 typically employ a chemisorbing material that requires regeneration at elevated temperatures, which is an energy-intensive step. Here, we developed composites of metal organic framewo…
View article: The impact of microwave phase noise on diamond quantum sensing
The impact of microwave phase noise on diamond quantum sensing Open
Precision optical measurements of the electron-spin precession of nitrogen-vacancy (NV) centers in diamond form the basis of numerous applications. The most sensitivity-demanding applications, such as femtotesla magnetometry, require the a…
View article: Deep-Learning Interatomic Potential Connects Molecular Structural Ordering to the Macroscale Properties of Polyacrylonitrile
Deep-Learning Interatomic Potential Connects Molecular Structural Ordering to the Macroscale Properties of Polyacrylonitrile Open
Polyacrylonitrile (PAN) is an important commercial polymer, bearing atactic stereochemistry resulting from nonselective radical polymerization. As such, an accurate, fundamental understanding of governing interactions among PAN molecular u…
View article: Deep Learning Interatomic Potential Connects Molecular Structural Ordering to Macroscale Properties of Polyacrylonitrile (PAN) Polymer
Deep Learning Interatomic Potential Connects Molecular Structural Ordering to Macroscale Properties of Polyacrylonitrile (PAN) Polymer Open
Polyacrylonitrile (PAN) is an important commercial polymer, bearing atactic stereochemistry resulting from nonselective radical polymerization. As such, an accurate, fundamental understanding of governing interactions among PAN molecular u…
View article: Amplifying Nanoparticle Reinforcement through Low Volume Topologically Controlled Chemical Coupling
Amplifying Nanoparticle Reinforcement through Low Volume Topologically Controlled Chemical Coupling Open
We present a streamlined method to covalently bond hydroxylated carbon nanotubes (CNOH) within a polyphenol matrix, all achieved through a direct, solvent-free process. Employing an extremely small concentration of CNOH (0.01% w/w) along w…
View article: Enhancing Composite Toughness Through Hierarchical Interphase Formation (Adv. Sci. 6/2024)
Enhancing Composite Toughness Through Hierarchical Interphase Formation (Adv. Sci. 6/2024) Open
Fiber‐Matrix Interphase In article 2305642, Christopher C. Bowland and co‐workers introduce a hierarchically architected fiber‐matrix interphase for a tougher composite. High aspect ratio chemically transformable thermoplastic nanofibers, …
View article: High performance long chain polyesters <i>via</i> melt copolymerization of cutin-inspired monomers
High performance long chain polyesters <i>via</i> melt copolymerization of cutin-inspired monomers Open
Herein, we report a simple strategy to achieve good mechanical properties in bio-inspired long-chain polyesters via melt copolymerization.
View article: Fast relaxing sustainable soft vitrimer with enhanced recyclability
Fast relaxing sustainable soft vitrimer with enhanced recyclability Open
Soft, fully renewable vitrimers have been introduced to circumvent the lack of recyclability of traditional elastomers with permanent cross-linked structures, while preserving the advantages of rheo-structural stability, and mechanical pro…
View article: Enhancing Composite Toughness Through Hierarchical Interphase Formation
Enhancing Composite Toughness Through Hierarchical Interphase Formation Open
High strength and ductility are highly desired in fiber‐reinforced composites, yet achieving both simultaneously remains elusive. A hierarchical architecture is developed utilizing high aspect ratio chemically transformable thermoplastic n…
View article: Closed-loop recycling of semi-aromatic polyesters upcycled from poly(ethylene terephthalate)
Closed-loop recycling of semi-aromatic polyesters upcycled from poly(ethylene terephthalate) Open
Plastics are critical in facilitating the comfort and quality of everyday life. Most plastics are discarded after a single use, wasting the energy and carbon consumed for their production and incurring environmental costs. Thus, closed-loo…
View article: CCDC 2279467: Experimental Crystal Structure Determination
CCDC 2279467: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Reining in Radium for Nuclear Medicine: Extra-Large Chelator Development for an Extra-Large Ion
Reining in Radium for Nuclear Medicine: Extra-Large Chelator Development for an Extra-Large Ion Open
Targeted α therapy (TAT) of soft-tissue cancers using the α particle-emitting radionuclide 223Ra holds great potential because of its favorable nuclear properties, adequate availability, and established clinical use for treating…
View article: On the role of methyl groups in the molecular architectures of mesophase pitches
On the role of methyl groups in the molecular architectures of mesophase pitches Open
View article: Simple Monomers for Precise Polymer Functionalization During Ring-Opening Metathesis Polymerization
Simple Monomers for Precise Polymer Functionalization During Ring-Opening Metathesis Polymerization Open
Controlling the monomer sequence of synthetic polymers is a grand challenge in polymer science. Conventional sequence control has been achieved in dispersed polymers by exploiting the kinetic tendencies of monomers and their order of addit…