Structure and performance regulation of energetic complexes through multifunctional molecular self-assembly

Area of Science:

• Energetic Materials Science
• Coordination Chemistry
• Materials Synthesis

Background:

• Designing novel energetic compounds is crucial for advancing energetic materials.
• Understanding structure-property relationships is key to unlocking potential applications.
• Multi-molecule assembly offers a significant approach to modulate energetic material performance.

Purpose of the Study:

• To synthesize and characterize novel coordination compounds using tetranitroethide (TNE) as a high-nitrogen, high-oxygen content anion.
• To investigate the synergistic modification between metal ions and small molecule ligands in energetic materials.
• To evaluate the detonation performance and sensitivity of the synthesized compounds.

Main Methods:

• Synthesis of coordination compounds via synergistic modification of metal ions and ligands.
• Characterization using single crystal X-ray diffraction, IR spectroscopy, elemental analysis, and TG-DSC.
• Calculation of formation energy via bomb calorimetry and detonation performance using EXPLO 5 software.

Main Results:

• Successful synthesis of a series of coordination compounds incorporating the tetranitroethide (TNE) anion.
• Comprehensive characterization confirmed the structure and properties of the new compounds.
• Calculated detonation performances and evaluated sensitivities to external stimuli.

Conclusions:

• The study demonstrates the potential of TNE-based coordination compounds as a new generation of energetic materials.
• Synergistic modification offers a viable route to tune the properties of energetic materials.
• The synthesized compounds show promise for further research and development in the field.