Historical Perspective Published: May 1999 A unifying concept: the history of cell theory Paolo Mazzarello Nature Cell Biology 1, E13–E15 (1999) Cite this article ...

We present phase diagrams of colliding pulse mode locked (CPM) InGaAsP QW laser operation relevant to the ability to synchronize the repetition rate to an external clock. A three-dimensional parameter ...

Originally from St. Louis, Missouri, Chris Cheek, the son of a junior high school band director, began playing the alto sax at the age of 12. Chris played in a variety of local Jazz and Blues bands in ...

Quasi-ternary dextran-water-polyethylene glycol (D-W-PEG) systems can undergo a segregative phase transition from a homogeneous to two-phase state with one phase enriched in dextran, the other in PEG, ...

A common structure of several physical laws emerges naturally from the Tonti diagrams of different physical theories so that topological operators can be built only once and used to assemble the ...

Description Diagram of generic plant and animal cells, showing major organelles including nucleus, nucleolus, rough endoplasmic reticulum, smooth endoplasmic reticulum, cell membranes, golgi apparatus ...

Neurons talk to one another using electricity. If you could hear these impulses, they might sound like constant, rapid-fire chatter all over the nervous system. Heart muscle cells do something ...