To obtain such positron microbeam, it is necessary to use objective lenses, which are commonly used in the electron microscopy. We also attempted to form the positron microbeam using a positron beam for the positron diffraction experiment and a SEM optics [6]; [7] ; [8].
1 BERLIN â Ikea has long been famous for its inexpensive, some-assembly-required furniture. 2  A report by auditors at Ernst & Young concluded that Ikea, a Swedish company, knowingly benefited from forced labor in the former East Germany to manufacture some of its products in the 1980s. Ikea had commissioned the report in May as a result of accusations that both political and criminal prisoners were involved in making components of Ikea furniture and that some Ikea employees knew about it.
The Gulag was the government agency in charge the Soviet forced labor camp system which reached its peak during Joseph Stalin's rule from the 1930s to the 1950s. The term is also commonly used in English language to refer to any forced-labor camp in the Soviet Union, including camps that existed in post-Stalin times. The camps housed a wide range of convicts, from petty criminals to political prisoners. Large numbers were convicted by simplified procedures, such as NKVD troikas and other instrum