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

Statistical Significance01:50

Statistical Significance

21.8K
Once data is collected from both the experimental and the control groups, a statistical analysis is conducted to find out if there are meaningful differences between the two groups. A statistical analysis determines how likely any difference found is due to chance (and thus not meaningful). In psychology, group differences are considered meaningful, or significant, if the odds that these differences occurred by chance alone are 5 percent or less. Stated another way, if we repeated this...
21.8K
The Nucleosome Core Particle02:10

The Nucleosome Core Particle

14.4K
Nucleosomes are the DNA-histone complex, where the DNA strand is wound around the histone core. The histone core is an octamer containing two copies of H2A, H2B, H3, and H4 histone proteins.
The paradox
Nucleosomes, paradoxically, perform two opposite functions simultaneously. On the one hand, their main responsibility is to protect the delicate DNA strands from physical damage and help achieve a higher compaction ratio. While on the other hand, they must allow polymerase enzymes to access DNA...
14.4K
Probability in Statistics01:14

Probability in Statistics

23.4K
Probability is the likelihood of an event occurring. The term event is defined as a collection of results of a procedure. An event is a simple event when an outcome cannot be divided into simpler parts.
An example of a simple event is a coin toss. The result of a coin toss is either a head or a tail. Here, head and tail are two simple events. These two simple events make up the sample space. Further, the probability of an event occurring falls within the range of 0 to 1. The probability of an...
23.4K
Introduction to Statistics01:17

Introduction to Statistics

63.8K
The science of statistics involves collecting, analyzing, interpreting, and presenting data. The method of collecting, organizing, and summarizing data is called descriptive statistics. The systematic method of drawing inferences from the sample data and predicting unknown characteristics of a population is called inferential statistics.
In statistics, the collection of individuals or objects under study is called population. The idea of sampling is to select a portion of the larger population...
63.8K
Gravimetry: Inorganic And Organic Precipitating Agents00:49

Gravimetry: Inorganic And Organic Precipitating Agents

7.1K
In gravimetry, the precipitant is chosen carefully to obtain a pure solid that can be easily filtered. Common inorganic precipitants can be used to determine several cations and anions. In some cases, the formation of the same precipitate can be used to determine the cation and the anion. For example, the reaction of barium and chromate ions to give barium chromate is used to determine both barium and chromate. However, precipitates such as hydroxides, oxalates, and metal ammonium phosphates...
7.1K
Inorganic Nitrogen Assimilation01:22

Inorganic Nitrogen Assimilation

529
Nitrogen is an essential element in biological systems, forming a crucial component of proteins, nucleic acids, and other cellular constituents. Many bacteria and archaea acquire nitrogen in the form of nitrate (NO₃⁻) or ammonia (NH₃), which are then assimilated into biomolecules through specific enzymatic pathways.Assimilatory Nitrate ReductionWhen nitrate enters the cell, it undergoes a two-step reduction process known as assimilatory nitrate reduction. Initially, the enzyme...
529

You might also read

Related Articles

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

Sort by
Same author

Influence of Process Parameters on Grain Size and Texture Evolution of Fe-3.2 wt.-% Si Non-Oriented Electrical Steels.

Materials (Basel, Switzerland)·2021
Same author

Integrated Process Simulation of Non-Oriented Electrical Steel.

Materials (Basel, Switzerland)·2021
Same author

Characterization of Slurry-Cast Layer Compounds for 3D Printing of High Strength Casting Cores.

Materials (Basel, Switzerland)·2021
Same author

A Method for Characterising the Influence of Casting Parameters on the Metallurgical Bonding of Copper and Steel Bimetals.

Materials (Basel, Switzerland)·2021
Same author

Influence of Salt Support Structures on Material Jetted Aluminum Parts.

Materials (Basel, Switzerland)·2021
Same author

A Plane Stress Failure Criterion for Inorganically-Bound Core Materials.

Materials (Basel, Switzerland)·2021

Related Experiment Video

Updated: Feb 2, 2026

Removal of Exogenous Materials from the Outer Portion of Frozen Cores to Investigate the Ancient Biological Communities Harbored Inside
09:06

Removal of Exogenous Materials from the Outer Portion of Frozen Cores to Investigate the Ancient Biological Communities Harbored Inside

Published on: July 3, 2016

8.6K

Fracture Statistics for Inorganically-Bound Core Materials.

Philipp Lechner1, Jens Stahl2, Florian Ettemeyer3

  • 1Chair of Metal Forming and Casting, Technical University of Munich, Walther-Meissner-Strasse 4, 85748 Garching, Germany. philipp.lechner@utg.de.

Materials (Basel, Switzerland)
|November 21, 2018
PubMed
Summary
This summary is machine-generated.

The fracture stress of inorganic foundry cores adheres to Weibull

Keywords:
Weibullfour-point-bendingfracture strengthinorganic sand core materialsthree-point-bendingwater-glass

More Related Videos

Fracture Apparatus Design and Protocol Optimization for Closed-stabilized Fractures in Rodents
06:59

Fracture Apparatus Design and Protocol Optimization for Closed-stabilized Fractures in Rodents

Published on: August 14, 2018

14.1K
Quantification of Heavy Metals and Other Inorganic Contaminants on the Productivity of Microalgae
10:20

Quantification of Heavy Metals and Other Inorganic Contaminants on the Productivity of Microalgae

Published on: July 10, 2015

16.5K

Related Experiment Videos

Last Updated: Feb 2, 2026

Removal of Exogenous Materials from the Outer Portion of Frozen Cores to Investigate the Ancient Biological Communities Harbored Inside
09:06

Removal of Exogenous Materials from the Outer Portion of Frozen Cores to Investigate the Ancient Biological Communities Harbored Inside

Published on: July 3, 2016

8.6K
Fracture Apparatus Design and Protocol Optimization for Closed-stabilized Fractures in Rodents
06:59

Fracture Apparatus Design and Protocol Optimization for Closed-stabilized Fractures in Rodents

Published on: August 14, 2018

14.1K
Quantification of Heavy Metals and Other Inorganic Contaminants on the Productivity of Microalgae
10:20

Quantification of Heavy Metals and Other Inorganic Contaminants on the Productivity of Microalgae

Published on: July 10, 2015

16.5K

Area of Science:

  • Materials Science
  • Mechanical Engineering

Background:

  • Foundry cores are critical components in metal casting.
  • Understanding their fracture behavior is essential for process reliability.

Purpose of the Study:

  • To investigate the fracture characteristics of inorganically-bound foundry cores.
  • To analyze the volume dependence of bending fracture stress.
  • To establish a predictive model for fracture stress.

Main Methods:

  • Experimental analysis using three-point and four-point bending tests.
  • Application of Weibull's strength distribution function for brittle materials.
  • Fitting a Weibull model to experimental data.

Main Results:

  • Fracture stress of inorganic cores follows Weibull distribution.
  • Volume dependence of bending fracture stress was analyzed.
  • Weibull parameters were successfully determined.

Conclusions:

  • The study confirms Weibull's distribution for inorganic core fracture.
  • A predictive model for fracture stress in bending experiments was developed.
  • The findings enable calculation of fracture stress for various bending scenarios.