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  1. 26 de jul. de 2023 · Maréchal was well known for his early work on the combined effects of diffraction and aberration. His research led him to formulate the “Maréchal criterion,” a condition for the maximal intensity to deviate from the absolute maximum obtained at the centre of an Airy spot by less than 20%.

  2. André Maréchal 1952 in London. Robert Gaston André Maréchal (10 December 1916 – 14 October 2007) was a French researcher and administrator in optics. André Maréchal was former [clarify] director general of the French Institut d'Optique.

  3. André Maréchal, né le 10 décembre 1916 à la Garenne-Colombes et mort le 14 octobre 2007 à Paris 17 e, est un physicien français spécialisé dans le domaine de l'optique.

  4. 14 de oct. de 2007 · André Maréchal, an Honorary Member and Fellow of OSA and the Director general of the French Institut d’Optique from 1968-1983, died on October 14, 2007, a few weeks short of his 91st birthday.

  5. Civic honesty is essential to social capital and economic development but is often in conflict with material self-interest. We examine the trade-off between honesty and self-interest using field experiments in 355 cities spanning 40 countries around the globe.

    • Alain Cohn, Michel André Maréchal, David Tannenbaum, Christian Lukas Zünd
    • 2019
  6. 19 de nov. de 2014 · Despite its policy relevance, sound empirical evidence on the culture in the banking industry is lacking. Identifying the effects of business culture poses several challenges. Simply comparing the...

  7. 14 de oct. de 2007 · Robert Gaston André Maréchal (10 December 1916 – 14 October 2007) was a French researcher and administrator in optics. André Maréchal was former [clarify] director general of the French Institut d'Optique.