Today is a challenge to universities to develop communication skills.It is observable in college students in the early years, serious problems of communication, both interper sonal and group or within the teaching - learning process level.Use of Outdoors idioms, adulteration of language, little understanding of the cultural language, abuse of obsce
The microtopography associated with ice-wedge polygons governs many aspects of Arctic ecosystem, permafrost, and hydrologic dynamics from local to regional scales owing to the linkages between microtopography and the flow and storage of water, vegetation succession, and permafrost dynamics.Wide-spread ice-wedge degradation is transforming low-cente
Caesalpinia sappan L.is a herb and dyeing plant which is found naturally in Thailand.Cultivation is an alternative way to conserve C.sappan in nature.Farmers in local areas are interested in planting C.sappan because of its agricultural by - products.This study investigated the effects on C.sappan L of rice husk, rice husk biochar, coconut coir dus
The article discusses normal incidence sound absorption by aluminium foam manufactured with powder metallurgy technology.Aluminium foams with different surface morphologies were obtained by varying the type of precursor and adding filler materials during the foaming process.The sound absorption coefficients found for these aluminium foams were comp