Thermal energy storage (TES) system is a decisive technology for handling intermittent
problems, and ensuring the dispatchability of electrical energy from concentrated solar …

Packed-bed thermal energy storage (TES) systems are considered as the key solution to
ensure the dispatchability and enhancement of the cost-effectiveness of concentrated solar …

It was recently found that silcrete raw material was heat-treated during the South African
Middle Stone Age (MSA) for altering its flaking properties. This finding led to hypotheses …

The early occurrence of intentional heat treatment of silica rocks has recently become a key
element in the discussion about the cultural modernity of prehistoric populations. Lithic …

Infrared (IR) spectroscopy has emerged as one of the most powerful analytical tools
available to archaeologists. It has been used to document site formation processes and …

Odor pollution caused by toxic chemicals with low human olfactory thresholds, such as
hydrogen sulfide (H 2 S), has become a major cause of environmental grievance world …

Heating stone to enhance its flaking qualities is among the multiple innovative adaptations
introduced by early modern human groups in southern Africa, in particular during the Middle …

Natural rocks have aroused great interest as available, cost-effective and eco-friendly
materials for energy storage, mainly as filler materials in packed-bed systems. In this light …

Due to the intermittency of solar radiation, the integration of a thermal energy storage system
is a key solution to ensure the dispatchability and enhance the cost-effectiveness of …

Heat treatment of lithic raw material, ie the intentional alteration of silica rocks for improving
their knapping quality, is a process that may require great care and precisely controlled …