Related Experiment Video
Updated: Feb 11, 2026
09:05
Supercritical Nitrogen Processing for the Purification of Reactive Porous Materials
Published on: May 15, 2015
15.4K
Biodegradable lignocellulosic porous materials: Fabrication, characterization and its application in water processing
Ai-Rong Xu1, Lin Chen1, Xin Guo1
1School of Chemical Engineering and Pharmaceutics, Henan University of Science and Technology, Luoyang, Henan 471003, PR China.
International Journal of Biological Macromolecules
|April 29, 2018
Summary
Researchers developed a simple, eco-friendly method to create porous materials from corncob and willow wood at room temperature. These biodegradable materials effectively adsorb methylene blue dye and oil, offering a sustainable alternative.
Area of Science:
- Materials Science
- Green Chemistry
- Biomass Utilization
Background:
- Biodegradable porous materials from lignocellulosic biomass offer sustainable alternatives to petrochemical products.
- Traditional fabrication methods like freeze-drying or supercritical drying are slow and costly.
- Developing facile and green fabrication strategies is crucial for widespread adoption.
Purpose of the Study:
- To present a facile and green strategy for fabricating porous materials from corncob and willow wood at ambient conditions.
- To investigate the influence of biomass solution concentration and preparation conditions on the morphology of the porous materials.
- To evaluate the adsorptive properties of the fabricated biomass porous materials.
Main Methods:
- Fabrication of porous materials from corncob and willow wood at ambient conditions.
- Morphological analysis using Scanning Electron Microscopy (SEM).
- Structural and thermal stability characterization using X-ray Diffraction (XRD), Fourier Transform Infrared Spectroscopy (FTIR), Brunauer-Emmet-Teller (BET) analysis, and Thermogravimetric Analysis (TGA).
- Evaluation of adsorptive properties for methylene blue dye and oil.
Main Results:
- A facile and green strategy successfully produced fluffy, porous biomass materials at ambient conditions.
- SEM analysis revealed the porous structure influenced by solution concentration and preparation conditions.
- XRD, FTIR, BET, and TGA confirmed the material's structure and thermal stability.
- The porous biomass materials demonstrated effective adsorption capacities for methylene blue dye and oil.
Conclusions:
- The developed ambient condition fabrication method is efficient and environmentally friendly for producing biomass-derived porous materials.
- These materials exhibit promising adsorptive capabilities for pollutants like methylene blue dye and oil.
- This approach provides a sustainable pathway for utilizing lignocellulosic biomass in material applications.
Related Concept Videos
01:23States of Water
57.2K
Water exists in any one of the three classical states: solid (ice), liquid (water), and gas (steam or water vapor). The state of water depends on i) the intermolecular forces that draw molecules together and ii) the kinetic energy that leads to movements that pull them apart.
Water freezes when the intermolecular forces are greater than the kinetic energy. Unlike most other substances, water is less dense in its solid state than in its liquid state. This is because each water molecule can form...
Water freezes when the intermolecular forces are greater than the kinetic energy. Unlike most other substances, water is less dense in its solid state than in its liquid state. This is because each water molecule can form...
57.2K
02:34Water and Mineral Acquisition
35.9K
Specialized tissues in plant roots have evolved to capture water, minerals, and some ions from the soil. Roots exhibit a variety of branching patterns that facilitate this process. The outermost root cells have specialized structures called root hairs that increase the root surface, thus increasing soil contact. Water can passively cross into roots, as the concentration of water in the soil is higher than that of the root tissue. Minerals, in contrast, are actively transported into root cells.
35.9K
01:20Genetic Material
3.8K
Within the human body, a complex and detailed system of trillions of cells works in unison to sustain life. Each cell houses a nucleus, which contains 46 chromosomes divided into 23 pairs. Chromosomes are highly coiled structures made of the genetic material DNA. These chromosomes are essential carriers of genetic information, with half inherited from the mother through her egg and the other half from the father's sperm, combining to create the unique genetic makeup of an individual.
3.8K
01:19Members Made of Elastoplastic Material
413
The behavior of elastoplastic materials under bending stresses, particularly in structural members with rectangular cross-sections, is crucial for predicting material responses and understanding failure modes. Initially, when a bending moment is applied, the stress distribution across the section follows Hooke's Law and is linear and elastic. This distribution means the stress increases from the neutral axis to the maximum at the outer fibers, up to the elastic limit.
As the bending moment...
As the bending moment...
413
01:11Bending of Members Made of Several Materials
620
In analyzing a structural member composed of two different materials with identical cross-sectional areas, it is crucial to understand how their distinct elastic properties affect the member's response under load. The analysis involves assessing stress and strain distributions using the transformed section concept, which accounts for variations in material properties.
Hooke's Law determines stress in each material, stating that stress is proportional to strain but varies due to each material's...
Hooke's Law determines stress in each material, stating that stress is proportional to strain but varies due to each material's...
620
01:00The Water Cycle
28.8K
The Earth’s hydrosphere includes all of the areas where the storage and movement of water occurs. Since water is the basis of all living processes, the cycling of water is extremely important to ecosystem dynamics.
28.8K