D. Pichot

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Electrochromic displays offer the possibility of providing high brightness in reflective mode due to the fact that no polarization of the incident or reflected light is required. The use of appropriately roughened reflective layers can enable the diffuse or Lambertian reflection of light, truly imitating the optical nature of paper as a reading medium.(More)
Recordings of electrical activity of the oviduct in conscious ewes fitted with an extracellular multi-electrode assembly confirm the presence of alpha- and beta-adrenergic receptors in both the ampullary and isthmic portions. Regional differences in response to noradrenaline and isoprenaline were observed particularly during oestrus. In all cases the lowest(More)
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