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

Strength of Cement01:20

Strength of Cement

670
Strength tests for cement are not performed directly on neat cement paste due to difficulty in obtaining consistent, reliable specimens. Instead, cement is typically tested in the form of cement-sand mortar.
For compressive strength tests, ASTM C 109-05 standards prescribe a cement-sand mix ratio of 1:2.75 and a water/cement ratio of 0.485 for making 2-inch cubes. These cubes are mixed, cast, and cured in saturated lime water at 23°C until testing. Flexural strength testing, outlined in...
670
Soundness of Cement01:17

Soundness of Cement

622
The soundness of cement refers to the ability of cement paste to retain its volume after setting. Unsound cement can lead to expansion and structural damage due to the presence of free lime, magnesia, and calcium sulfate. Free lime hydrates very slowly, expanding and causing unsoundness, which is difficult to detect because it intercrystallizes with other compounds. Magnesia also reacts with water, forming crystals that can disrupt the cement's structure. Calcium sulfate can create...
622
Fineness of Cement01:15

Fineness of Cement

593
The fineness of cement directly influences the rate of hydration, as the hydration begins at the surface of the cement particles. In addition to hydration, the fineness of cement is vital for various properties of concrete including workability, gypsum requirement, and long-term behavior. The fineness of cement is represented in terms of the specific surface of cement which is typically measured in square meters per kilogram, with several methods available for this determination.
Direct...
593
Porosity in Cement Paste01:18

Porosity in Cement Paste

509
The porosity of concrete is a measure of the void spaces within its structure. These spaces impact its strength and durability significantly. When water and cement interact, a chemical reaction called hydration creates a semi-solid paste. This paste includes combined water, making up approximately 23% of the cement's dry mass, and gel water, which fills minuscule voids known as gel pores, accounting for about 28% of the cement gel volume.
The balance of water to cement in the mix is...
509
Non-destructive Tests for Concrete Strength01:12

Non-destructive Tests for Concrete Strength

688
The rebound hammer test, also known as the Schmidt hammer test, is a non-destructive technique for evaluating the hardness of concrete and, indirectly, the strength of concrete. It operates on the principle that the rebound of a spring-driven mass from a concrete surface correlates to the surface's hardness. The device comprises a mass within a tubular housing, a spring mechanism, and a plunger that strikes the concrete. Upon release, the energy imparted to the mass by the spring causes it...
688
Testing Water Quality01:14

Testing Water Quality

425
When the quality of water for concrete preparation is uncertain, its impact on the setting time of cement and compressive strength of mortar is assessed by comparison with de-ionized or distilled water benchmarks. American Society for Testing and Materials (ASTM) C1602 requires the setting times to be within 90 minutes of the control, British Standard (BS) 3146:1980 allows a 30-minute variance in the initial setting, while British Standards European Norm (BS EN) 1008 specifies initial setting...
425

You might also read

Related Articles

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

Sort by
Same author

Whole exome sequencing of lung cancer in Indian patients reveals driver genes and novel mutations with therapeutic potential.

Indian journal of surgical oncology·2026
Same author

Genomic Analysis and Clinical Correlation of Non-Small Cell Lung Cancer with Special Reference to Brain Metastasis.

Asian Pacific journal of cancer prevention : APJCP·2026
Same author

Clinical characteristics and outcomes of isolated myeloid sarcoma without bone marrow involvement: An experience from a tertiary cancer care center in India.

Indian journal of cancer·2025
Same author

Breast cancer - Clinicopathological profile at a Tertiary Cancer Center in India.

Archives of Razi Institute·2025
Same author

Clinicopathological Evaluation of Patients with Hormone Receptor-Positive HER2-Negative Metastatic Breast Cancer Progressing on Endocrine Treatment: A Real-World Retrospective Study from a Regional Cancer Center.

South Asian journal of cancer·2025
Same author

Clinico-Pathological Significance and Prognostic Impact of Various PML RARA Transcripts on Outcomes in Acute Promyelocytic Myeloid Leukemia (APML) Treated with Single Agent Arsenic Trioxide(ATO)- Insights from a Tertiary Cancer Center in South India.

Indian journal of hematology & blood transfusion : an official journal of Indian Society of Hematology and Blood Transfusion·2025

Related Experiment Video

Updated: Mar 1, 2026

Expression of Cementitious Pore Solution and the Analysis of Its Chemical Composition and Resistivity Using X-ray Fluorescence
06:27

Expression of Cementitious Pore Solution and the Analysis of Its Chemical Composition and Resistivity Using X-ray Fluorescence

Published on: September 23, 2018

9.9K

Laboratory Electrical Resistivity Studies on Cement Stabilized Soil.

Nimi Ann Vincent1, R Shivashankar1, K N Lokesh1

  • 1Civil Engineering Department, National Institute of Technology, Karnataka, Surathkal, India.

International Scholarly Research Notices
|May 26, 2017
PubMed
Summary

Electrical resistivity measurements can predict soil-cement strength, enabling early adjustments to avoid material waste. This method offers a proactive approach to quality control for soil-cement applications.

More Related Videos

Production and Analysis of Sporosarcina pasteurii Biocement Bricks Using Custom 3D-Printed Molds for Unconfined Compression Tests
05:38

Production and Analysis of Sporosarcina pasteurii Biocement Bricks Using Custom 3D-Printed Molds for Unconfined Compression Tests

Published on: March 7, 2025

1.1K
Wastewater Irrigation Impacts on Soil Hydraulic Conductivity: Coupled Field Sampling and Laboratory Determination of Saturated Hydraulic Conductivity
08:09

Wastewater Irrigation Impacts on Soil Hydraulic Conductivity: Coupled Field Sampling and Laboratory Determination of Saturated Hydraulic Conductivity

Published on: August 19, 2018

9.6K

Related Experiment Videos

Last Updated: Mar 1, 2026

Expression of Cementitious Pore Solution and the Analysis of Its Chemical Composition and Resistivity Using X-ray Fluorescence
06:27

Expression of Cementitious Pore Solution and the Analysis of Its Chemical Composition and Resistivity Using X-ray Fluorescence

Published on: September 23, 2018

9.9K
Production and Analysis of Sporosarcina pasteurii Biocement Bricks Using Custom 3D-Printed Molds for Unconfined Compression Tests
05:38

Production and Analysis of Sporosarcina pasteurii Biocement Bricks Using Custom 3D-Printed Molds for Unconfined Compression Tests

Published on: March 7, 2025

1.1K
Wastewater Irrigation Impacts on Soil Hydraulic Conductivity: Coupled Field Sampling and Laboratory Determination of Saturated Hydraulic Conductivity
08:09

Wastewater Irrigation Impacts on Soil Hydraulic Conductivity: Coupled Field Sampling and Laboratory Determination of Saturated Hydraulic Conductivity

Published on: August 19, 2018

9.6K

Area of Science:

  • Civil Engineering
  • Materials Science
  • Geotechnical Engineering

Background:

  • Conventional soil-cement quality control can lead to significant material waste if strength criteria are not met.
  • There is a need for non-destructive and rapid methods to assess soil-cement performance early in the process.

Purpose of the Study:

  • To investigate the correlation between electrical resistivity and the performance of soil-cement materials.
  • To develop a method for predicting soil-cement strength using electrical resistivity measurements.
  • To provide an early-stage quality control mechanism for soil-cement.

Main Methods:

  • Electrical resistivity measurements were performed on freshly prepared, uncured, and cured soil-cement samples.
  • Soil-cement samples with varying cement content and curing times were analyzed.
  • Quantitative relationships were developed to predict 7-day strength based on early-state resistivity.

Main Results:

  • Electrical resistivity of soil-cement showed a trend similar to unconfined compressive strength.
  • Resistivity increased with higher cement content and longer curing times.
  • A predictive model was established to estimate 7-day strength from early resistivity measurements.

Conclusions:

  • Electrical resistivity is a reliable indicator of soil-cement strength and performance.
  • Early resistivity measurements can be used to assess and potentially upgrade soil-cement mixes before hardening.
  • This approach offers a significant improvement over conventional methods by reducing material wastage.