Related Experiment Video

Updated: Aug 9, 2026

Planar and Three-Dimensional Printing of Conductive Inks
10:49

Planar and Three-Dimensional Printing of Conductive Inks

Published on: December 9, 2011

37.0K

Permeability and Porosity of Artificial-Similar Material for Biomimetic Geotechnical Engineering via Direct Ink

Sanqiang Xu1,2, Kepeng Yang2, Wei Xiong1

  • 1Design Department, Gemmological Institute, China University of Geosciences, Wuhan, P.R. China.

3D Printing and Additive Manufacturing
|January 1, 2025
PubMed
Abstract

Keywords:
biomimetic micro/macroporesdirect ink writingmultimineral compositespermeability simulation

More Related Videos

Viability of Bioprinted Cellular Constructs Using a Three Dispenser Cartesian Printer07:05

Viability of Bioprinted Cellular Constructs Using a Three Dispenser Cartesian Printer

Published on: September 22, 2015

10.0K
3D Printed Porous Cellulose Nanocomposite Hydrogel Scaffolds06:36

3D Printed Porous Cellulose Nanocomposite Hydrogel Scaffolds

Published on: April 24, 2019

9.4K

Related Concept Videos

Fineness of Cement01:15

Fineness of Cement

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...
Porosity and Absorption of Aggregate01:20

Porosity and Absorption of Aggregate

Aggregates contain pores of varying sizes; while some are completely enclosed within the particles, others open onto the surface, allowing water to penetrate. The porosity of aggregates is a major factor contributing to the overall porosity of concrete, given that aggregates constitute about three-quarters of concrete's volume.
When all pores in an aggregate are filled with water, the aggregate is considered saturated and surface-dry. If left in dry air, water will evaporate until the aggregate...
Porosity in Cement Paste01:18

Porosity in Cement Paste

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 critical—it...
Permeability of Concrete01:25

Permeability of Concrete

Permeability in the context of concrete refers to how easily liquids or gases can pass through the material. This quality is crucial for assessing the water-tightness and durability of concrete structures and their resistance to chemical attacks. Concrete permeability can be determined through comparative laboratory tests. These tests typically involve sealing a concrete specimen from the sides, applying water pressure to the top surface with pressure, and measuring the amount of water passing...
Modeling and Similitude01:12

Modeling and Similitude

Scaled modeling is a fundamental technique in engineering, enabling the study of large and complex systems by creating smaller, manageable replicas that recreate critical characteristics of the original. In hydrology and civil infrastructure, for example, scaled models of dams help analyze water flow, turbulence, and pressure. This method allows for accurate predictions of real-world behavior within a controlled environment, significantly reducing the cost and time involved in full-scale...