Active LDRD Projects

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FY 2021 FY 2020 FY 2019FY 2018 FY 2017 FY 2016 FY 2015

FY21 Important Dates

  • New project meetings for Lead Investigators
    October 14 and 22, 2020
  • FY20 annual reports due
    October 16, 2020
  • LDRD proposal best practices workshop
    December 4, 2020

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Contacts

Despina Milathianaki
LDRD Program Manager

despina@slac.stanford.edu

 

Elise Poirier
Strategic Planning Coordinator

epoirier@slac.stanford.edu

New LDRD Projects for FY21

Superconducting Resonators for Next-Generation Cosmological Probes

Lead Scientist: Zeeshan Ahmed

This project pursues the development of high-channel-count, low-energy-threshold photon and particle calorimetry applications of microwave-multiplexed transition-edge sensors and kinetic inductance detectors.

Next Generation Photoinjectors for High Brightness Beams and XFELs

Lead Scientist: Sergio Carbajo

Presented is a transformational new generation of photoinjectors to amplify the operational capacity of future ultrahigh beam brightness sources for linacs, XFELs and other accelerator-based facilities. As a front-end technology, this new family of photoinjectors has the potential for seminal impact across multi-mission facilities and a strong prospective linkage with strategic laboratory initiatives in machine learning, ultrafast X-ray sciences, and high data rate computation.

Development of a Resonant Inelastic Soft X-ray Scattering Polarimeter for LCLS-II

Lead Scientist: Georgi Dakovski

The focus of this project is on the multilayer optics that will form the basis of an optimized soft X-ray polarimeter achieving significantly higher efficiency than the present state-of-the-art. The intended outcome of the is the establishment of onsite expertise and the demonstration of key elements for an advanced design of a high-efficiency soft X-ray polarimeter.

Accelerating the Development of 3D Predictive Modeling for the MEC PW Upgrade

Lead Scientist: Frederico Fiuza

This project aims to develop new ML tools to accelerate the modeling of petawatt laser-matter interactions and generation of secondary sources. These developments will be essential for the design and optimization of plasmas and materials studies and will be made available to support rapid progress in these and other areas of importance to SLAC, including accelerator research and plasma astrophysics

Development of a 21cm Radio Array Calibration System

Lead Scientist: Josef Frisch

The goal of this project is the development of calibration technology for a future 21cm intensity mapping survey to study dark energy and inflation. Phase calibration of the multiple antennas is a major challenge for a 21cm array, and radio sources mounted in high altitude drones are a potential solution to this challenge. This project addresses the key technologies for a drone-based calibration system.

Q-BALMS: Batch Assembly of Layered Materials Stacks for QIS

Lead Scientist: David Goldhaber-Gordon

This project will develop a novel technique for parallelized assembly of vdW heterostructures over macroscopic (mm – cm) length scales, with high throughput and superb interfacial quality. These capabilities will be applied to address some of the most challenging materials challenges for QIS.

Edge ML for Acquisition and Analysis of Data Generated by Ultra High Rate Detectors

Lead Scientist: Ryan Herbst

This project will use machine learning inference models entirely deployed on a network of interconnected FPGAs allowing data to be pipelined for high throughput with ultra-low latency. This tool can be applied in a wide range of fields, including high repetition rate light sources, high-energy physics, large particle detectors (i.e., neutrino and dark matter experiments) and robotics.

Nano-Resolution X-ray Speckle Ghost Imaging

Lead Scientist: Yijin Liu

This project seeks to develop an X-ray-speckle-illumination-based nano-resolution ghost imaging technique (termed nano-resolution X-ray speckle ghost imaging, NxSGi), which could simultaneously achieve phase contrast, dark-field contrast, and chemical contrast at a spatial resolution down to sub-50-nm level.

PAX: Plasma-based Attosecond X-ray Pulses

Lead Scientist: Agostino Marinelli

This project will explore the generation of Mega Ampere (MA) electron bunches and sub-100as TW-level X-ray pulses using plasma accelerators. This effort will also address electron beam compression to unprecedented peak currents. 

Strong-Field Studies Using Relativistic Electron Beams

Lead Scientist: Agostino Marinelli

This project will explore the use of the intense space-charge field generated by an electron beam in several ultrafast strong-field experiments from THz to UV wavelengths. The effort is aimed at expanding the range of scientific investigation enabled by this unconventional source of electromagnetic fields, by studying its application in strong-field impulsive ionization and in strong-field experiments in the THz frequency range.

Ultrafast Electron Diffraction Studies of Radiation Damaged Materials

Lead Scientist: Mianzhen Mo

This project seeks to determine the ultrafast materials behaviors of radiation-damaged materials using MeV-UED with the ultimate goal of cultivating the essential knowledge for future in-situ characterization of radiation damage. Apart from enhancing the fundamental understanding of radiation damage physics, the outcome of this research will also help advance the development of defect control and use in crystalline materials that is of strong interest to many areas including semiconductor technology and quantum information science.

Large-scale Atom Interferometry for Ultra-Light Dark Matter and Gravitational Wave Detection

Lead Scientist: Ariel Schwartman

This project in fundamental physics research is at the intersection of the energy, cosmic and quantum information frontiers, particularly, by developing key technologies to enable large-scale atom interferometry to search for ultra-light dark matter and to detect gravity waves. The emergence of ultra-precise quantum sensors has enabled unique new opportunities to expand the exploration of the universe beyond what can be achieved with existing technology.

R&D Towards Next Generation Dark Matter and Double Beta Decay Experiments

Lead Scientist: Tom Shutt

This project brings together four exciting ideas that could each have a major impact on future dark matter (DM) and double beta decay (ßß) searches. Collectively, this work will help lay the foundation for future DM and ßß experiments.

High Gradient mm-wave Linac for Very High Energy Electron Therapy

Lead Scientist: Emma Snively

The goal of this project is to provide a technological solution to the unmet need for medical accelerators that can reach the required electron beam energies, exceeding 100 MeV, in a clinically compatible footprint. The proposed effort is to design and test a linac operating in the mm-wave regime (~100 GHz) that will enable high efficiency, high gradient performance for a new generation of ultra-compact medical accelerators.

Accelerating the Development of Scalable Photocatalysts with Operando X-ray Spectroscopy

Lead Scientist: Dimosthenis Sokaras

This project will employ synergistic expertise to develop a novel photocatalysis research platform that boosts the efficiency of photocatalysts relevant to mass-scale solar fuels. The expected outcomes will establish a widely applicable paradigm for addressing key photocatalysis questions relevant to the DOE’s solar fuels roadmap and initiatives.

Developing In Situ Techniques to Understand Mechanisms of Bubble Formation at Aqueous Electrochemical Interfaces

Lead Scientist: William Tarpeh

The overall goal of the proposed research is to develop techniques that improve molecular understanding of how gas bubbles form at electrochemical solid-liquid interfaces. As many energy-relevant processes (e.g., photoelectrochemical energy storage, environmental catalysis, batteries, aqueous electrolysis) rely on electrochemical reactions at liquid-solid interfaces, developing foundational know­ledge of how surface bubbles form and how they impact chemical reactivity at surfaces should enhance optimization and sustainability of industrial processes.

Energy Driven Control of Crystallization and Alloying Pathways

Lead Scientist: Christopher Tassone

This project seeks to develop a platform for in-situ characterization of nucleation and growth kinetics to develop fundamental understanding of and deliberate control over microstructure formation and alloying. Site-specific control of microstructure will provide an enormous parameter space to synthesize materials using additive manufacturing processes at levels not currently achieved.

Utilizing Sparse Diffraction with Expand-Maximize-Compress Algorithm in Online Data Processing

Lead Scientist: Jennifer Wierman

The project will further develop the Expand-Maximize-Compress (EMC) algorithm to expand the accessible resolution range and the range of crystal sizes tolerated for serial macromolecular crystallography (SMX) experiments. This effort will provide crucial data processing with EMC to increase resolution and provide useful statistics related to the SMX datasets.

Development of a New Optomechanical System Architecture for Nanometer and Nanoradian Scale X-ray Beam Manipulation

Lead Scientist: Diling Zhu

While tremendous progress has been made in the area of nanofocusing, nanoscale X-ray imaging, high resolution spectroscopy, etc., many next generation measurement techniques call for increasingly precise manipulation of the X-ray beams in space and time. The goal of this project is to develop the required technical foundation and confidence in the construction of future large-scale X-ray beam transport systems for advanced instrumentations across the DOE light source facility.

All Active Projects for FY21

Lead Investigator Project Title
Ahmed, Zeeshan Superconducting Resonators for Next-Generation Cosmological Probes
Carbajo, Sergio Next Generation Photoinjectors for High Brightness Beams and XFELs
Dakovski, Georgi Development of a Resonant Inelastic Soft X-ray Scattering Polarimeter for LCLS-II
Dragone, Angelo X-ray Spectrometer for Pulse by Pulse Full Frame Collection at 1 MHz
Fiuza, Frederico Accelerating the Development of 3D Predictive Modeling for the MEC PW Upgrade
Frisch, Josef Development of a 21cm Radio Array Calibration System
Goldhaber-Gordon, David Q-BALMS: Batch Assembly of Layered Materials Stacks for QIS
Henderson, Shawn Lumped Element Resonators for Microwave SQUID Multiplexing
Herbst, Ryan Edge ML for Acquisition and Analysis of Data Generated by Ultra High Rate Detectors
Koralek, Jake Nanosacle Liquid Heterostructures & Ultrafast Mixing
Liang, Mengning Reversible Bond Dynamics and Polymer Network Rearrangement in Strained Dynamic Polymer Networks
Liu, Yijin Nano-Resolution X-ray Speckle Ghost Imaging
Marcus, Gabriel Acitve Q-Switching an X-ray Cavity to Enable a Regenerative Amplifier Free-Electron Laser at LCLS-II
Marinelli, Agostino PAX: Plasma-based Attosecond X-ray Pulses
Marinelli, Agostino Strong-Field Studies Using Relativistic Electron Beams
Martinez, Todd High-Throughput Real-Time Theory
Melosh, Nicholas Revolutionary Methods for Improving Color Center Quality and Positioning for QIS
Mo, Mianzhen Ultrafast Electron Diffraction Studies of Radiation Damaged Materials
Nanni, Emilio Superconducting Photon Transducers via Millimeter-Wave Quantum Channels
Schwartzman, Ariel Large-scale Atom Interferometry for Ultra-Light Dark Matter and Gravitational Wave Detection
Shutt, Tom R&D Towards Next Generation Dark Matter and Double Beta Decay Experiments
Snively, Emma High Gradient mm-wave Linac for Very High Energy Electron Therapy
Sokaras, Dimosthenis Accelerating the Development of Scalable Photocatalysts with Operando X-ray Spectroscopy
Tarpeh, William Developing In Situ Techniques to Understand Mechanisms of Bubble Formation at Aqueous Electrochemical Interfaces 
Tassone, Christopher Energy Driven Control of Crystallization and Alloying Pathways
Wierman, Jennifer Utilizing Sparse Diffraction with Expand-Maximize-Compress Algorithm in Online Data Processing
Zhu, Diling Development of a New Optomechanical System Architecture for Nanometer and Nanoradian Scale X-ray Beam Manipulation