Daniel E. Adams
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View article: Leveraging large language models for structured information extraction from pathology reports
Leveraging large language models for structured information extraction from pathology reports Open
Background: Structured information extraction from unstructured histopathology reports facilitates data accessibility for clinical research. Manual extraction by experts is time-consuming and expensive, limiting scalability. Large language…
View article: Self-interfering high harmonic beam arrays driven by Hermite–Gaussian beams
Self-interfering high harmonic beam arrays driven by Hermite–Gaussian beams Open
The use of structured light to drive highly nonlinear processes in matter not only enables the imprinting of spatially resolved properties onto short-wavelength radiation but also opens alternative avenues for exploring the dynamics of non…
View article: Leveraging large language models for structured information extraction from pathology reports
Leveraging large language models for structured information extraction from pathology reports Open
Background: Structured information extraction from unstructured histopathology reports facilitates data accessibility for clinical research. Manual extraction by experts is time-consuming and expensive, limiting scalability. Large language…
View article: Self-interfering high harmonic beam arrays driven by Hermite-Gaussian beams
Self-interfering high harmonic beam arrays driven by Hermite-Gaussian beams Open
The use of structured light to drive highly nonlinear processes in matter not only enables imprinting spatially-resolved properties onto short-wavelength radiation, but also opens alternative avenues for exploring the dynamics of nonlinear…
View article: Attosecond vortex pulse trains
Attosecond vortex pulse trains Open
The landscape of ultrafast structured light pulses has significantly advanced thanks to the ability of high-order harmonic generation (HHG) to translate the spatial properties of infrared laser beams to the extreme-ultraviolet (EUV) spectr…
View article: Ponderomotive snowplow electron acceleration with high energy tilted ultrafast laser pulses
Ponderomotive snowplow electron acceleration with high energy tilted ultrafast laser pulses Open
The application high intensity ultrafast lasers to compact plasma-based electron accelerators has recently been an extremely active area of research. Here, for the first time, we show experimentally and theoretically that carefully sculpti…
View article: Attosecond vortex pulse trains
Attosecond vortex pulse trains Open
The landscape of ultrafast structured light pulses has recently evolved driven by the capability of high-order harmonic generation (HHG) to up-convert orbital angular momentum (OAM) from the infrared to the extreme-ultraviolet (EUV) spectr…
View article: High-resolution ptychographic imaging at a seeded free-electron laser source using OAM beams
High-resolution ptychographic imaging at a seeded free-electron laser source using OAM beams Open
Electromagnetic waves possessing orbital angular momentum (OAM) are powerful tools for applications in optical communications, quantum technologies, and optical tweezers. Recently, they have attracted growing interest since they can be har…
View article: At-focus scanning ptychography for high resolution imaging with a wide field of view
At-focus scanning ptychography for high resolution imaging with a wide field of view Open
From manufacturing to medicine, there is a demand for phase-resolved, high resolution imaging of large samples. Here we present at-focus scanning ptychography (AFSP), a novel ptychographic metrology station designed for high resolution ima…
View article: <b>Ultrafast, Single-Event Ptychographic Imaging of Transient Electron Dynamics</b>
<b>Ultrafast, Single-Event Ptychographic Imaging of Transient Electron Dynamics</b> Open
Dynamic phenomena occurring on the ultrafast time scales are inherently difficult to image. While pump–probe techniques have been used for decades, probing nonrepeatable phenomena precludes this form of imaging. Additionally, many ultrafas…
View article: Integrating artificial intelligence into the simulation of structured laser-driven high harmonic generation
Integrating artificial intelligence into the simulation of structured laser-driven high harmonic generation Open
High harmonic generation (HHG) stands as one of the most complex processes in strong-field physics, as it enables the conversion of laser light from the infrared to the extreme-ultraviolet or even the soft x-rays, enabling the synthesis an…
View article: Wavelength domain spatial frequency modulation imaging: enabling fiber optic delivery and detection
Wavelength domain spatial frequency modulation imaging: enabling fiber optic delivery and detection Open
Spatial frequency modulation imaging (SPIFI) provides a simple architecture for modulating an extended illumination source that is compatible with single pixel imaging. We demonstrate wavelength domain SPIFI (WD-SPIFI) by encoding time-var…
View article: High-resolution ptychographic imaging at a seeded free-electron laser source using OAM beams
High-resolution ptychographic imaging at a seeded free-electron laser source using OAM beams Open
Electromagnetic waves possessing orbital angular momentum (OAM) are powerful tools for applications in optical communications, new quantum technologies and optical tweezers. Recently, they have attracted growing interest since they can be …
View article: Single-pulse, reference-free, spatiospectral measurement of ultrashort pulse-beams
Single-pulse, reference-free, spatiospectral measurement of ultrashort pulse-beams Open
High-intensity pulse-beams are ubiquitous in scientific investigations and industrial applications ranging from the generation of secondary radiation sources (e.g., high harmonic generation, electrons) to material processing (e.g., microma…
View article: RI-VIS D5.4 Guidelines for effective communication in Africa
RI-VIS D5.4 Guidelines for effective communication in Africa Open
This guideline document aims to provide European research infrastructure (EU RI) Communication Officers and other RI stakeholders with tools and recommendations to develop communication strategies to effectively engage with African stakeho…
View article: Communication guidelines for European research infrastructures: engaging with stakeholders in African countries
Communication guidelines for European research infrastructures: engaging with stakeholders in African countries Open
This guideline document aims to provide European research infrastructure (EU RI) Communication Officers and other RI stakeholders with tools and recommendations to develop communication strategies to effectively engage with African stakeho…
View article: Beliefs about Human-Nature Relationships and Implications for Investment and Stewardship surrounding Land-Water System Conservation
Beliefs about Human-Nature Relationships and Implications for Investment and Stewardship surrounding Land-Water System Conservation Open
When engaging stakeholders in environmental conservation, it is critical to understand not only their group-level needs but also the individually held beliefs that contribute to each person’s decisions to endorse or reject policies. To thi…
View article: Spatiospectral characterization of ultrafast pulse-beams by multiplexed broadband ptychography
Spatiospectral characterization of ultrafast pulse-beams by multiplexed broadband ptychography Open
Ultrafast pulse-beam characterization is critical for diverse scientific and industrial applications from micromachining to generating the highest intensity laser pulses. The four-dimensional structure of a pulse-beam, , can …
View article: Multi-mode root preserving ptychographic phase retrieval algorithm for dispersion scan
Multi-mode root preserving ptychographic phase retrieval algorithm for dispersion scan Open
We present a phase retrieval algorithm for dispersion scan (d-scan), inspired by ptychography, which is capable of characterizing multiple mutually-incoherent ultrafast pulses (or modes) in a pulse train simultaneously from a single d-scan…
View article: Operator-splitting schemes for degenerate, non-local, conservative-dissipative systems
Operator-splitting schemes for degenerate, non-local, conservative-dissipative systems Open
In this paper, we develop a natural operator-splitting variational scheme for a general class of non-local, degenerate conservative-dissipative evolutionary equations. The splitting-scheme consists of two phases: a conservative (transport)…
View article: Nondestructive, high-resolution, chemically specific 3D nanostructure characterization using phase-sensitive EUV imaging reflectometry
Nondestructive, high-resolution, chemically specific 3D nanostructure characterization using phase-sensitive EUV imaging reflectometry Open
A new imaging technique enables nondestructive, 3D characterization of nanostructures, their composition, and interfaces.
View article: Advanced Multi-Mode Phase Retrieval for Dispersion Scan
Advanced Multi-Mode Phase Retrieval for Dispersion Scan Open
We present a phase retrieval algorithm for dispersion scan (d-scan), inspired by ptychography, which is capable of characterizing multiple mutually-incoherent ultrafast pulses (or modes) in a pulse train simultaneously from a single d-scan…
View article: Three-dimensional single-shot ptychography
Three-dimensional single-shot ptychography Open
Here we introduce three-dimensional single-shot ptychography (3DSSP). 3DSSP leverages an additional constraint unique to the single-shot geometry to deconvolve multiple 2D planes of a 3D object. Numeric simulations and analytic calculation…
View article: Wavelength-Multiplexed Single-Shot Ptychography
Wavelength-Multiplexed Single-Shot Ptychography Open
We present multi-wavelength single-shot ptychography, a technique which is ideally suited for imaging dynamically evolving plasmas. Through improvements to single-shot ptychography and a novel probe constraint, wavelength-multiplexed singl…
View article: Two-dimensional random access multiphoton spatial frequency modulated imaging
Two-dimensional random access multiphoton spatial frequency modulated imaging Open
Spatial frequency modulated imaging (SPIFI) enables the use of an extended excitation source for linear and nonlinear imaging with single element detection. To date, SPIFI has only been used with fixed excitation source geometries. Here, w…
View article: Ultrafast dynamic imaging of thermal and acoustic dynamics in nanosystems using a tabletop high harmonic source
Ultrafast dynamic imaging of thermal and acoustic dynamics in nanosystems using a tabletop high harmonic source Open
We demonstrate the first stroboscopic full-field EUV nanoscope using high harmonics. We image the propagation of thermal and surface acoustic waves in nickel with 80nm transverse, 0.5 Å axial, and 10 fs resolution.
View article: Ptychographic amplitude and phase reconstruction of bichromatic vortex beams
Ptychographic amplitude and phase reconstruction of bichromatic vortex beams Open
We experimentally demonstrate that ptychographic coherent diffractive imaging can be used to simultaneously characterize the amplitude and phase of bichromatic orbital angular momenta-shaped vortex beams, which consist of a fundamental fie…
View article: Understanding Aspheric Lenses
Understanding Aspheric Lenses Open
Aspheric lenses are an extremely powerful tool for improving the performance of optical systems whilst also reducing the number of elements and consequently size and weight. From medical equipment and microscopes to smart phones and autono…
View article: Full-field imaging of thermal and acoustic dynamics in an individual nanostructure using tabletop high harmonic beams
Full-field imaging of thermal and acoustic dynamics in an individual nanostructure using tabletop high harmonic beams Open
We built a stroboscopic extreme UV microscope with tabletop high harmonics to make nanoscale movies of thermal and acoustic waves.