Background Irregular echinoids are ecosystem engineers with diverse functional services.Documenting present-day distribution of those widespread organisms is important for understanding their ecological significance and enhancing our ability to interpret their rich fossil record.Methods This study summarizes SCUBA surveys of clypeasteroid and spata
Elaboration of the technology of novel photolithographic masks fabricated on sapphire substrates for UV and DUV application was described.The main technological steps of mask fabrication as Cr metallization deposition, selection of resist for lithography and Cr layer etching were developed and reported.The etching of Warming Equipment:Other Commerc
Rod Tube Rack National wetland parks, characterized by robust ecological functions, distinctive natural landscapes, and abundant cultural resources significantly enhance human wellbeing, serve as crucial providers of ecosystem products, and exert substantial influence on local socioeconomic development and ecological conservation.There is an urgent
OBJECTIVE: We developed an experimental ex-vivo model to define factors that may influence continence of catheterizable channels by urinary and colonic stomas based on the principle of imbrication of the outlet tube.MATERIALS AND METHODS: From 20 pigs, colon specimens with 25 cm length were obtained and a transverse flap with 3.0 cm length x 1.5 cm
Conceptual and theoretical issues are increasingly highlighted in research on international Card Supplies migration.This article looks at some recent developments within feminist geography and questions whether feminist theories can contribute to the understanding of international migration.Three main traditions are identified within feminist geogr