Researchers in India demonstrated that ion beam implantation enables precise boron doping in silicon solar cells, reducing defects and improving charge transport. The proposed approach could support ...

Abstract: Dielectric elastomer-driven tunable prisms are novel liquid optical devices that enable two degree-of-freedom beam deflection. However, their periodic dynamic response exhibits hysteresis, ...

Abstract: A dual-circularly polarized (D-CP) low-profile folded reflectarray (FRA) capable of simultaneous two-dimensional (2-D) beam scanning is proposed. The FRA consists of a planar feed embedded ...

Cash and plastic cards are relics of the past. The best mobile payment apps we've tested let you easily make contactless payments, send friends money, or shop online with your phone. Our team tests, ...

Jason Fernando is a professional investor and writer who enjoys tackling and communicating complex business and financial problems. Natalya Yashina is a CPA, DASM with over 12 years of experience in ...