Biosynthesized Gold Nanoparticles for Red Palm Weevil Control
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Solution Overview
Problem
Current methods for controlling red palm weevil infestations in palm trees rely on pesticides, leading to environmental pollution and health risks, necessitating an environmentally safe and effective alternative.
Innovation Solution
A gold nanoparticle composition using green biosynthesized Peperomia blanda gold nanoparticles (PB-AuNPs) or their combination with a leaf extract, applied to the soil of date palm trees, synthesized by mixing a Peperomia blanda extract with gold chloride and incubating the mixture for stabilization and purification.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional pesticides are used to control red palm weevil, then insecticidal activity is achieved, but environmental pollution and health risks increase
Solution Approach 1:
The patent changes the chemical parameters of the pesticidal agent by using gold nanoparticles synthesized with plant extracts instead of conventional synthetic pesticides. This parameter change maintains insecticidal activity while reducing environmental toxicity and health risks associated with traditional pesticides
Solution Approach 2:
The invention uses composite material consisting of gold nanoparticles combined with plant extracts (such as Peperomia blanda extract). This composite provides both the insecticidal properties of gold nanoparticles and the bioactive compounds from plant extracts, achieving effective pest control with reduced environmental impact
2Object-affected harmful factors
If green synthesis methods using plant extracts are used to prepare nanoparticles, then environmental safety is improved, but nanoparticle activity and characteristics vary significantly
Solution Approach 1:
The patent uses plant extracts as intermediary agents that serve dual functions: they act as reducing agents for gold nanoparticle synthesis and as capping agents that stabilize the nanoparticles. This intermediary role of plant extracts ensures consistent nanoparticle formation and maintains activity while preserving environmental safety
Solution Approach 2:
The invention optimizes synthesis parameters including extract concentration, pH, temperature, and incubation time to ensure consistent nanoparticle characteristics. By controlling these parameters, the patent achieves reproducible nanoparticle activity while maintaining the environmental benefits of green synthesis
3Quantity of substance
If conventional nanoparticle synthesis methods are used, then nanoparticles can be produced, but production costs increase and harmful by-products are generated
Solution Approach 1:
The patent employs plant extracts that automatically perform multiple functions in the synthesis process: reducing gold ions to nanoparticles, capping the nanoparticle surfaces, and stabilizing the colloidal suspension. This self-service capability of plant extracts eliminates the need for additional chemicals and reduces production costs while minimizing harmful by-products
Solution Approach 2:
The invention uses readily available plant extracts as disposable reagents that can be easily obtained from natural sources. These extracts are used in the synthesis process and then discarded without requiring complex purification or disposal procedures, reducing manufacturing costs and simplifying waste management
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The gold nanoparticle composition effectively inhibits the growth of red palm weevils, providing long-term stabilization and insecticidal activity, as demonstrated by higher mortality rates compared to traditional pesticides, while being environmentally friendly.
Implementation Method 1
mixing the Peperomia blanda extract with gold chloride (HAuCl4), and incubating the mixture followed by purification to obtain the Peperomia blanda gold nanoparticles
Data Source
AI summary
A gold nanoparticle composition for controlling or inhibiting the growth of red palm weevil. The gold nanoparticle composition can include Peperomia blanda gold nanoparticles (PB-AuNPs) either alone or in combination with a separate extract of Peperomia blanda (PB), thereby forming PB-AuNPs. In an embodiment, the PB-AuNPs/PB can be applied to soil to protect a date palm plant growing therein from red palm weevil.