At 17:00 on April 6, the average price of rebar (HRB400 20mm) in the Chinese market was 3612RMB / ton, down 11RMB / ton; the average rate of wire rod 8.0 high wire HPB300 was 3736RMB / ton, down 12RMB / ton.…
Vitamin D deficiency: Vitamin D helps your body absorb calcium properly, so a lack of vitamin D can cause low calcium levels in your blood (hypocalcemia). An inherited disorder can cause vitamin D deficiency, not getting enough sunlight, or not consu...…
As in graphene, the layered structures of MoS2 and other transition metal dichalcogenides exhibit electronic and optical properties that can differ from those in bulk. Bulk MoS2 has an indirect band gap of 1.2 eV, while MoS2 monolayers have a direct ...…
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