Simple optics display the part upside down and backwards on the glass screen. Corrected optics display the part right side up and backwards. Fully corrected optics yield an image identical to the part ...

Figure 8 The three antennas were compared every 100 MHz in the horizontal polarization at a 3-m test distance and compared quite well. All three antennas measured within 3 to 5 dB of each other as ...

The cumulative (dis)advantage hypothesis predicts education differences in health to increase with age. All previous tests of this hypothesis were based on self-reported health measures. Recent ...