Abstract: An all-textile broadband circularly polarized (CP) antenna assisted by a nonuniform metasurface (MS) is proposed for 5.8 GHz wireless body area networks. The proposed antenna is comprised of ...
Abstract: Orbital angular momentum (OAM) has garnered significant attention due to its advantages in channel capacity. In this letter, a polarization conversion metasurface (PCM) that utilizes ...
Couples retiring at 63 with traditional 401(k)s have roughly a decade before required minimum distributions begin at age 75, during which they can convert up to $129,000 annually into a Roth IRA at ...
Tue, March 31, 2026 at 6:52 PM UTC Let's say a couple retires at 63 with $2 million in a traditional 401(k) and has no RMDs for a decade. Their taxable income is low, and that window is the most ...
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When using a credit card abroad, you may be asked by the merchant if you want to pay in U.S. dollars or the local currency. While you might think it makes sense to pay in USD, you'll pay a dynamic ...