Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Adjusting a Traverse01:12

Adjusting a Traverse

372
In the site survey of a four-sided traverse, internal angles are essential to ensure geometric accuracy. The survey revealed that the sum of the measured internal angles was 359 degrees and 48 minutes, which is 12 minutes less than the expected 360 degrees. This discrepancy signals an error likely arising from measurement inaccuracies during the fieldwork.To rectify this error, the adjustment process involved distributing the 12-minute shortfall equally across the four internal angles. By...
372
The Anchoring-and-Adjustment Heuristic01:25

The Anchoring-and-Adjustment Heuristic

7.7K
In order to make good decisions, we use our knowledge and our reasoning. Often, this knowledge and reasoning is sound and solid. However, sometimes, we are swayed by biases or by others manipulating a situation. For example, let’s say you and three friends wanted to rent a house and had a combined target budget of $1,600. The realtor shows you only very run-down houses for $1,600 and then shows you a very nice house for $2,000. Might you ask each person to pay more in rent to get the...
7.7K
Fischer Projections02:18

Fischer Projections

16.3K
Learning to draw Fischer projections of molecules and understanding their relevance plays a crucial role in the visual depiction of organic molecules. A Fischer projection is a two-dimensional projection on a planar surface to simplify the three-dimensional wedge–dash representation of molecules. This is especially helpful in the case of molecules with multiple chiral centers that can be difficult to draw. Here, all the bonds of interest are represented as horizontal or vertical lines. While...
16.3K
Newman Projections02:06

Newman Projections

20.5K
Different notations are used to represent the three-dimensional structure of molecules on two-dimensional surfaces. One of the most commonly used representations is the dash-wedge formula. The dashed wedges, solid wedges, and the plane lines indicate the groups situated behind the plane, coming out of the plane, and in the plane, respectively.
The organic molecules rotate across the single bonds leading to numerous temporary three-dimensional structures of varying energy known as...
20.5K
Imaging Studies III: Computed Tomography01:27

Imaging Studies III: Computed Tomography

295
DefinitionComputed Tomography (CT) of the genitourinary (GU) tract is a non-invasive imaging modality that utilizes X-rays and computer processing to generate detailed cross-sectional images of the urinary system, encompassing the kidneys, ureters, bladder, and adjacent structures such as the adrenal glands.PurposeCT scans of the GU tract serve several diagnostic and therapeutic purposes, including:Diagnosis of Urinary Tract Diseases: Detects kidney stones, tumors, cysts, and congenital...
295
Renal Failure: Dose Adjustments01:11

Renal Failure: Dose Adjustments

440
In patients with renal impairment, drugs undergo significant changes in their pharmacokinetics, which require dosage adjustments to ensure safe and effective therapy.
Reduced renal clearance and elimination rate are common outcomes of renal impairment. These alterations lead to a prolonged elimination half-life and an altered apparent volume of distribution for drugs. As a result, dosage adjustments are typically necessary to maintain optimal drug levels in the body.
However, dosage adjustments...
440

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

ACHealthChain blockchain framework for access control and privacy preservation in healthcare.

Scientific reports·2025
Same author

DNA-Inspired Lightweight Cryptographic Algorithm for Secure and Efficient Image Encryption.

Sensors (Basel, Switzerland)·2025
Same author

In situ gamma radiometry of river bottom based on natural radioactivity measurements.

Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine·2025
Same author

Heartbeat classification based on single lead-II ECG using deep learning.

Heliyon·2023
Same author

Pile-up correction algorithm for high count rate gamma ray spectroscopy.

Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine·2019
Same author

Principle component analysis for radiotracer signal separation.

Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine·2016

Related Experiment Video

Updated: Jan 20, 2026

Neutron Radiography and Computed Tomography of Biological Systems at the Oak Ridge National Laboratory's High Flux Isotope Reactor
10:24

Neutron Radiography and Computed Tomography of Biological Systems at the Oak Ridge National Laboratory's High Flux Isotope Reactor

Published on: May 7, 2021

2.7K

Image quality enhancement in Neutron Computerized Tomography based on projection exposure time adjustment.

Salwa R Soliman1, Hala H Zayed2, Mazen M Selim2

  • 1Reactors Department, Nuclear Research Center, Atomic Energy Authority, Egypt.

Applied Radiation and Isotopes : Including Data, Instrumentation and Methods for Use in Agriculture, Industry and Medicine
|August 23, 2019
PubMed
Summary

This study enhances Neutron Computerized Tomography (NCT) images by optimizing projection exposure time. An exposure time of 4 seconds yielded the best image quality, comparable to existing software.

Keywords:
ETRR-2Image qualityNeutron CTProjection exposure time

More Related Videos

Born Normalization for Fluorescence Optical Projection Tomography for Whole Heart Imaging
16:44

Born Normalization for Fluorescence Optical Projection Tomography for Whole Heart Imaging

Published on: June 2, 2009

10.7K
Generation and 3-Dimensional Quantitation of Arterial Lesions in Mice Using Optical Projection Tomography
11:45

Generation and 3-Dimensional Quantitation of Arterial Lesions in Mice Using Optical Projection Tomography

Published on: May 26, 2015

10.3K

Related Experiment Videos

Last Updated: Jan 20, 2026

Neutron Radiography and Computed Tomography of Biological Systems at the Oak Ridge National Laboratory's High Flux Isotope Reactor
10:24

Neutron Radiography and Computed Tomography of Biological Systems at the Oak Ridge National Laboratory's High Flux Isotope Reactor

Published on: May 7, 2021

2.7K
Born Normalization for Fluorescence Optical Projection Tomography for Whole Heart Imaging
16:44

Born Normalization for Fluorescence Optical Projection Tomography for Whole Heart Imaging

Published on: June 2, 2009

10.7K
Generation and 3-Dimensional Quantitation of Arterial Lesions in Mice Using Optical Projection Tomography
11:45

Generation and 3-Dimensional Quantitation of Arterial Lesions in Mice Using Optical Projection Tomography

Published on: May 26, 2015

10.3K

Area of Science:

  • Materials Science
  • Non-Destructive Testing
  • Image Processing

Background:

  • Neutron Computerized Tomography (NCT) is a powerful non-destructive imaging technique.
  • Image quality in NCT is crucial for accurate analysis and interpretation.
  • Optimizing imaging parameters is essential for improving NCT performance.

Purpose of the Study:

  • To propose and evaluate a procedure for enhancing NCT images.
  • To investigate the impact of projection exposure time on NCT image quality.
  • To compare the proposed enhancement method with existing software.

Main Methods:

  • NCT imaging was performed at the ETRR-2 facility with varying exposure times (1-6 seconds).
  • Images were corrected for noise using flat and dark current images.
  • Region of Interest (ROI) selection, normalization, and median filtering were applied.
  • Results were qualitatively evaluated and compared with Octopus 8.5 software.

Main Results:

  • The proposed procedure successfully enhanced NCT image quality.
  • High-quality images were achieved without information loss.
  • The optimal projection exposure time for image quality was determined to be 4 seconds.
  • The enhanced images were comparable to those produced by Octopus 8.5 software.

Conclusions:

  • The study successfully demonstrated an effective NCT image enhancement procedure.
  • Optimizing projection exposure time is critical for high-quality NCT imaging.
  • The proposed method offers a viable alternative for NCT image enhancement.