Author Archives: SergeDmi

A few tips about global warming.

Global warming is real, and getting faster. The consequences are not only the extinction of millions of species, but the human cost of famine, population displacement, and the associated risk of wars. Therefore it has to be addressed. The first … Continue reading

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We’re hiring !

The lab “Cellular Spatial Organization”, Institut Jacques Monod, Paris, is looking to hire a postdoctoral fellow who will be mentored by Dr. Serge Dmitrieff. We aim at a physical understanding of how elements in the cell, such as the cytoskeleton, … Continue reading

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Arccos in c++

In a code I’m developping (elastic model of discretized shells), I needed to have the arccos of a scalar products of two (normalized) vectors, n1 and n2. So I used : This of course will work beautifully. Because of the … Continue reading

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Internship available : 2019-2020

Bridging simulations to continuous mechanics of biological materials Several biological materials are complex assemblies of semi-flexible filaments. They form out-of-equilibrium systems, driven by the consumption of chemical energy. Two lengthscales are usually considered to study the mechanics of these systems … Continue reading

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Seplot : a simple command line (and python) plotting tool

Welcome seplot, a plotting tool to be used from the command line, or from a python script. It is a front-end for my favorite plotting program, PyX. To install it, just use : $ pip3 install seplot Then you can … Continue reading

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Simulations of Yeast Endocytosis

Video from https://doi.org/10.1016/j.cell.2018.06.032 In a paper published recently, we showed that actin nucleator are patterned on the membrane before and during the endocytic event. In particular, actin nucleators form a ring on the membrane around its attachment to the actin … Continue reading

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Internships available : 2018/2019

We have two internship opportunities available for a Master student for the university year 2018/2019. 1- Simulation of aster centering : Using an existing simulation engine, the student will seek to understand how microtubule properties (mechanics & dynamics) influence the … Continue reading

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Python command line tool for .ply files

I made a small python tool in order to convert/scale/align meshes stored in ply files. It is based around plyfile, a python module that read plyfiles and convert them to numpy arrays. It can also read/write from .mesh files, but … Continue reading

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Tools for statistics in Matlab

Science feels like reinventing the wheel each time. There are great statistics tools in Matlab but one needs the toolbox, even for a PCA… Of course this is free in python but since several pipelines are made in Matlab, I … Continue reading

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We’re hiring !

I am looking to hire a postdoctoral fellow in the topic of theoretical mechanics in biology. The advert is here : https://biophysics.fr/wp-content/uploads/2018/07/postdoc_1_offer.pdf

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