Alphonse Louis Pierre Pyramus de Candolle

Louis De Broglie’s experiment

Louis de Broglie’s celebrated hypothesis transfers a problem of representation of optics to the quantum theories. Let us suppose that the fact that originated the problem in optics is the following, “The images obtained by optical instruments are limited by diffraction. Is the diffraction phenomenon exclusively restricting of the information contained in the image or does it have some physical ...

L'oeuvre De Louis Pasteur

At one time or another every investigator probably finds himself wishing that he were able to review everything known about a given subject, so that he might see it altogether, digest it, evaluate better his own research, and proceed with his study in full recognition of what others did before him. Few are able to reach this goal, but among these few is Professor Beach. And because with diligen...

Louis Pierre Gratiolet (1815-1865): the cerebral lobes and fissures.

Early anatomists referred to parts of the brain as 'posterior' and 'anterior.' But after comparing many primate brains, Gratiolet noticed a pattern of folds or sulci and convolutions marked by fissures of increasing complexity in the more advanced mammalian brains. The primary fissures he could also identify in the smoother ape brains. He was the first to separate four brain lobes (frontal, par...

Pierre-Charles-Alexandre Louis and the evaluation of bloodletting.

Louis, Lester and Pierre: Three Protocols for Location Privacy

Location privacy is of utmost concern for location-based services. It is the property that a person’s location is revealed to other entities, such as a service provider or the person’s friends, only if this release is strictly necessary and authorized by the person. We study how to achieve location privacy for a service that alerts people of nearby friends. Here, location privacy guarantees tha...