Search Results - sujata+mandal

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Green Synthesis of Zinc Oxide Nanoparticles Using Sweet Gum Tree Seeds

Description: This technology utilizes sweet gum tree seed extracts to produce zinc oxide nanoparticles (ZnONPs) through a green synthesis process, eliminating the need for toxic chemicals and high energy inputs common in traditional methods. The synthesized ZnONPs have been experimentally validated to effectively remove the toxic fungicide atrazine...

Published: 11/13/2025 | Inventor(s): Sujata Mandal

Keywords(s): Environmental Science, Materials, Nanotechnology, Water

Category(s): Nanotechnology, Materials, Water

Ecofriendly Skin Safe Absorbent

Description: This technology involves the extraction of guar gum (GG) from the Cyamopsis tetragonalobus plant and its combination with alginic acid to create a biodegradable superabsorbent polymer. Guar gum, a safe and eco-friendly polymer, is cultivated primarily in India and is known for its solubility and biodegradability. By crosslinking it with...

Published: 11/11/2025 | Inventor(s): Sujata Mandal, Sangchul Hwang

Keywords(s): Ecofriendly, Skin Safe Absorbent

Category(s): Materials, Life Science, Energy/Environment

Sustainable Superabsorbent Hydrogel for Innovative Farming Practices

Description: The innovation focuses on fabricating hydrogels using natural gums such as guar gum, xanthan gum, locust bean gum, and Tara gum. These hydrogels are produced through a simple and quick method, leveraging the inherent properties of natural polysaccharides to form gels and viscous solutions. Guar gum, a key component, is highlighted for...

Published: 11/11/2025 | Inventor(s): Sangchul Hwang, Sujata Mandal

Keywords(s): Farming, Hydrogels

Category(s): Agriculture, Materials, Chemistry

Ecofriendly Nanocomposites for Portable Water Purification

Description: This innovative water purification technology leverages the adsorptive properties of biochar, a solid residue obtained from the pyrolysis of biomass, to remove contaminants from water. Designed to address the need for efficient and accessible water treatment methods, especially in emergency situations and extreme conditions, this technology...

Published: 11/18/2025 | Inventor(s): Sujata Mandal, Sangchul Hwang

Keywords(s): Ecofriendly Nanocomposite, Portable Water Purification

Category(s): Water, Materials