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Superior High-Energy-Density Biocidal Agent Achieved with a 3D Metal-Organic Framework
Jichuan Zhang1,2,3, Zhenye Zhu2, Mingqing Zhou2
1Department of Chemistry, University of Idaho, Moscow, Idaho 83844-2343, United States.
ACS Applied Materials & Interfaces
|August 14, 2020
Summary
A novel metal-organic framework (MOF) demonstrates superior detonation properties, exceeding TNT and HMX. This high-energy-density material effectively disperses iodine for enhanced biocidal applications in biosafety.
Area of Science:
- Materials Science
- Chemistry
- Nanotechnology
Background:
- Developing biocidal agents with high efficacy and broad dispersal capabilities presents significant challenges.
- Existing biocidal agents often lack the necessary energetic properties for effective wide-area microbial control.
Purpose of the Study:
- To synthesize a novel three-dimensional metal-organic framework (3D MOF) with enhanced energetic properties for biosafety applications.
- To investigate the potential of this new MOF as a high-energy-density material and a biocidal agent.
Main Methods:
- A postsynthetic method was employed to derive a new 3D MOF, [Cu(atrz)(IO3)2], from its precursor MOF, [Cu(atrz)3(NO3)2].
- Characterization of the MOF's density, detonation velocity, and detonation pressure was performed.
Main Results:
- The synthesized MOF exhibits a density of 3.168 g cm⁻³, nearly double its precursor.
- Detonation velocity (7271 ms⁻¹) and detonation pressure (40.6 GPa) surpass those of Trinitrotoluene (TNT) and Cyclotetramethylenetetranitramine (HMX).
- The MOF's detonation yields widespread distribution of iodine (I2), effectively reducing microbial diffusion.
Conclusions:
- The novel 3D MOF possesses exceptional detonation properties, making it a promising high-energy-density material.
- Its ability to disperse biocidal agents over a wide area indicates significant potential for biosafety and microbial control applications.
