Tags: Imaging

All Categories (1-20 of 134)

  1. Aggregation Effect of Near-Infrared Boron Difluoride Formazanate Dyes

    21 Aug 2022 | | Contributor(s):: Jessica Robicheaux, Rice University

    How are near-infrared (NIR) dyes used for their enhanced capability in fluorescence detection and imaging, tissue penetration depth and low background with minimal fluorescence from surrounding tissues? This research focuses on Aggregation Induced Emission (AIE) in order to utilize boron...

  2. Charged-Particle Interaction Analysis

    07 Jan 2022 | | Contributor(s):: Atilla Ozgur Cakmak, NACK Network

    Scanning Electron Microscopy (SEM) has traditionally been the most frequently used micro-/nano- characterization technique to overcome the optical losses coming from lenses. In this talk we are going to begin by discussing the fundamental blocks of an SEM starting from the electron beam emission....

  3. MatSci 395 Lecture 2.2: Segmentation Using GIMP

    01 Nov 2021 | | Contributor(s):: Tiberiu Stan

    In this hands-on exercise we will manually segment an image from the XCT dataset of Al-Zn solidification using GIMPThe example image (c54_ObjT1_z164.png) for this exercise can be downloaded here:Example Image for Segmentation: 852x852 pixel XCT image

  4. MatSci 395 Lecture 5: MatCNN In-Class Tutorial

    01 Nov 2021 | | Contributor(s):: Tiberiu Stan

    Access MatCNN by clicking here

  5. MatSci 395 Lecture 1: Introduction to Machine Learning, Materials Imaging, and Segmentation

    29 Sep 2021 | | Contributor(s):: Tiberiu Stan

  6. Digital Materials Design

    11 May 2020 | | Contributor(s):: Mark Knackstedt

    The key to DMD is access to efficient facilities and tools to characterisematerial structure and function at multiple scales (from nanometers to structural sizes), in multiple states (relaxed vs under compression, before/after reaction or dissolution) and with multiple probes (multiple x-ray...

  7. Resistively-Detected NMR and Nuclear Resonance Imaging

    07 May 2020 | | Contributor(s):: Yoshiro Hirayama

    NMR provides us versatile tool to physical, chemical, biological, and medical characterizations. However, conventional NMR suffers low sensitivity and cannot be applied to semiconductor quantum systems, such as single quantum well or wire. To overcome these difficulties,...

  8. Sensitivity & Resolution of Quantum-Enhanced Imaging: Decoherence, Coherence, and Ancillas

    29 Apr 2020 | | Contributor(s):: Bahaa E. A. Saleh

    Outline:Brief overview of quantum-enhanced sensing & imagingQuantum limits on precision of phase measurement: combatting decoherence with ancillaQuantum limits on precision of phase-gradient measurement: Role of beam size Quantum limits on two-point resolution: coherence resurrects Rayleigh’s...

  9. Lock-in Imaging Below Diffraction Limit

    02 Apr 2020 | | Contributor(s):: Ali Shakouri

  10. The Magic of Intelligent Coherent Optical Processing

    18 Mar 2020 | | Contributor(s):: Charles Addison Bouman

  11. Computational Imaging with Few Photons or Electrons

    19 Feb 2020 | | Contributor(s):: Vivek K. Goyal

  12. Vivek K. Goyal

    Vivek K. Goyal is Associate Professor of Electrical and Computer Engineering at Boston University. He received degrees from the University of Iowa (BS 1993; BSE 1993) and the University of...

    https://nanohub.org/members/278953

  13. Advances in Computational and Quantum Imaging Workshop

    28 Jan 2020 |

    The purpose of the workshop is to bring different communities together, review recent theoretical and experimental advances and explore synergetic collaborations. The workshop aligns well with the significant investments in quantum technologies through the National Quantum Initiative in the...

  14. Golden Opportunities: Gold Nanoparticles for Biomedical Applications

    14 Jan 2020 | | Contributor(s):: Catherine J. Murphy

    In this talk I will discuss how these nanoparticles are prepared, how their surface chemistry can be tuned, how apparent cytotoxicity can be traced back to reagents in the synthesis rather than the particles per se, how protein orientation can be controlled on their surfaces, how cells respond...

  15. Biological 3D Structures by Cryo-EM: Challenges in Computations and Instruments

    23 Oct 2019 | | Contributor(s):: Wen Jiang

    Single particle cryo-EM is revolutionizing structural biology. Many structures of viruses and protein complexes have been determined to 2-4 Å resolutions. While stable structures that can be expressed/purified in large quantities can be solved routinely, the dynamic compositions and...

  16. Introduction to X-ray Microscopy (XRM): Technology and Applications for Lab-based Non-destructive, High-resolution 3D Imaging and Analysis

    09 Aug 2019 | | Contributor(s):: John Kelley

    This talk will cover an overview of XRM technology as well as prominent examples and applications.

  17. X-Ray Micro-Computed Tomography Characterization of the Internal Microstructure of 3D Printed Hardened Cement-based Materials

    09 Aug 2019 | | Contributor(s):: Mohamadreza Moini

    In our research a lab-based X-ray microscope was used to perform micro-CT evaluations to explore the microstructural characteristics of 3-day old intact (i.e. not tested) 3D printed and cast hardened cement paste specimens at two levels of magnification: 0.4X and 4X. ...

  18. 3D X-Ray Microscopy Workshop

    09 Aug 2019 | | Contributor(s):: Laura Pyrak-Nolte (organizer)

    This workshop will cover an overview of XRM technology as well as provide prominent examples and applications.

  19. Nanoscale NMR Studies of Topological Insulators, Crystalline Insulators and Dirac Semimetals

    22 May 2019 | | Contributor(s):: Louis Bouchard

    In this talk, we will review recent advances in experimental techniques to study the electronic and magnetic properties of such topological materials.  Among the novel techniques, we shall discuss radioactive ion beam spectroscopy and nuclear magnetic resonance.   Our group has...

  20. Extracting Hidden Three-Dimensional Information from Your Fluorescence Microscope

    06 Mar 2019 | | Contributor(s):: Mikael Backlund

    Here I will focus on two studies that demonstrate this concept. First I will discuss the fundamental limits associated with determining the three-dimensional position of a fluorescent emitter, with insights provided by quantum parameter estimation theory. Second I will show how nitrogen-vacancy...