Today more than ever, archeological research is interdisciplinary: environmental sciences, pollen analysis, botany, soil science, and hydrology. In fact, the impacts of human behaviors on environment and environment on human behaviors can be studied through use of remote sensing technology. The use of this important technique gives archaeologists the opportunity to understand these impacts, whi...

The main concern of clustering approaches for mobile wireless sensor networks (WSNs) is to prolong the battery life of the individual sensors and the network lifetime. For a successful clustering approach the need of a powerful mechanism to safely elect a cluster-head remains a challenging task in many research works that take into account the mobility of the network. The approach based on the ...

the climatic conditions of sistan plain and its coexistence paved the way for settlement of human populations, establishment of various residential sites and perhaps more importantly, emergence of civilizations that have given rise to the great cities such as shahri-sukhteh and tang-e gholaman.   although the accumulation of residential areas in the plain during different times and their proxim...

The presence of pharmaceutical compounds in the environment is a growing concern to analytical chemists and the general public. Pharmaceutical compounds such as naproxen, ibuprofen and diclofenac are useful compounds that belong to the group of non-steroidal anti-inflammatory drugs (NSAIDs). These organic compounds are polar and acidic. Both naproxen and diclofenac have a pKa value of 4.2, wher...