Cosa significano le rose?

Cosa significano le rose? La rosa è un simbolo veramente complesso, poiché racchiude in sé – più d’ogni altro fiore – significati tra loro totalmente contrastanti. È, infatti, ambivalente, potendo contemporaneamente significare perfezione celeste e passione terrena, tempo ed eternità, vita e morte, fecondità e verginità. Cosa vuol dire regalare Read more…

Is Su-57 better than F-35?

Is Su-57 better than F-35? The Su-57’s 3D thrust vectoring gives the fighter a huge degree of maneuverability and is far superior at executing acrobatic movements at lower speeds than its non-thrust vectoring competition in the F-35 and J-20A (the J-20B is expected to add thrust vectoring capabilities). What does Read more…

Does Cadmium absorb neutrons?

Does Cadmium absorb neutrons? Therefore cadmium is widely used to absorb thermal neutrons in a thermal neutron filters. Neutrons of kinetic energy below the cadmium cut-off energy (~0.5 eV) are strongly absorbed by 113-Cd. Which component has high neutron absorption capacity? A conventional absorber material is B4C; it has been Read more…