Geopolymer concrete is more low-carbon and environmentally friendly than Portland cement concrete.Nanoparticle modification can help to improve the mechanical and durability performance of concrete, but due to its large specific surface area and high activity, it may deteriorate its workability.However, there is currently limited research on the Su
Arun S Singh,1 Neal S Chawla,2 Sant P Chawla2 1Sarcoma Service, Division of Hematology/Oncology, University of California, Los Angeles, 2Sarcoma Oncology Center, Santa Monica, CA, USA Abstract: Giant-cell tumor of bone is a rare, locally aggressive tumor that typically occurs in the bones of skeletally mature young adults in their second to fourth
State security strategy is the top of legislative pyramid of documents Handschuhe in the sphere of national security and the source for all special and individual strategies in this sphere.The end of the Cold War, globalization and the need for transparency of the armed forces in order to reduce mutual perception of threats have imposed the trend o
For the first time, the method of bioclimatic modeling was used to determine the boundaries of the range of occurrence of a potential polemochoral species Avenella flexuosa (L.) Drejer.The simulation was Cold Saw Pipe Cutting System performed by the method of maximum entropy (MaxEnt).It is shown that the conditions for the growth of this species ar