Recent advances in energetic materials, initiation systems, and device miniaturisation have altered the operational, psychological, and legal characteristics of explosive weapons in ways that are not adequately captured by yield-centric frameworks. This article examines how reductions in physical scale—rather than increases in explosive power—produce disproportionate effects through precision, confinement, and perceptual amplification. Drawing on explosives engineering, materials science, military doctrine, detection science, and legal scholarship, the study synthesises evidence across technical, operational, and behavioural domains to demonstrate that small-scale explosive devices can exert strategic and humanitarian impacts comparable to much larger munitions when employed in space-limited or civilian environments. The analysis traces how miniaturisation reshapes mission design, urban and subterranean operations, logistics, and countermeasure effectiveness, while simultaneously complicating detection and attribution. Existing security architectures, including counter-IED frameworks and arms control regimes, are shown to be implicitly scale-dependent, privileging material quantity over functional effect. This mismatch generates regulatory blind spots and ethical tensions, particularly in relation to surveillance, dual-use research, and civilian harm mitigation. By reframing explosive effectiveness as an interaction between physical scale, environmental confinement, human perception, and doctrinal use, the article challenges the assumption that weapon size is a reliable proxy for risk, lethality, or military significance. The findings suggest the need for revised analytical models, detection paradigms, and governance mechanisms that account for effect-based rather than yield-based assessments of explosive weapons.
Kim Robin Thuemler (Tue,) studied this question.