Search for tag: "action potential"

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02:06 01_01_01_new.flv 01_01_01_new.flv	01_01_01_new.flv gates activate concentration gradients action potential neuron reaches sodium gates potassium ions neurons voltage threshold concentration caption complete stimulation disturbance deceptive sodium polarization sodium ions adjacent integral membrane proteins channel potential difference neurophysiology potassium membrane hundreds membrane biology nerve region desiccants electrophysiology From Cindy DeCloux on June 25th, 2019 9 plays
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39:59 Introduction to Electron Microscopy Introduction to Electron Microscopy	Introduction to Electron Microscopy 2017 PARADIM Intro to TEM David Muller aperture size observational astronomy data sets big objects scattering individual atoms long time electron microscopy optical devices fraction pattern molecules electromagnetic potential electron microscope big fat spot atomic force microscope strong lens 1000000 volts concepts in physics photography magnetic field c.c.d. camera numerical aperture 1st thing diffraction limited zation damage diffraction pattern huge cross sections charge carriers spherical aberration microscopy big angles optics objective lens chip failed 1st electron bacteria optical microscope radiation damage atomic physics imaging mode uniformly illuminated electron lens electron beam aberration correct magnetism lens action energy loss s.c.m.magnetic lens scientific techniques microscopes optic axis statistics accelerator physics transmission electron microscope geometrical optics science of photography scanning electron microscope incredibly incredibly tiny knowledge representation projectile lenses diffraction spot physical quantities digital photography diffraction blur objective aperture viewing screen magnetostatics condenser lens caption complete free space c.c.d.scattering mechanism particle physics electron gun great amount small spot atomic resolution single transistor time varying field elastic scattering high voltage t.m.electromagnetism charged particles electron military equipment academic administration losses equation From James Overhiser on February 15th, 2019 26 plays
01:12:08 CAM Colloquium, 2016-03-18 - Jeff Moehlis: Better… CAM Colloquium, 2016-03-18 - Jeff Moehlis: Better Living Through Control	CAM Colloquium, 2016-03-18 - Jeff Moehlis: Better Living Through Control jeff moehlis potential brain region optimal control first aid computational neuroscience mathematical disambiguation nervous system philosophy of mathematics organs thing mathematical optimization t..geriatrics c.n.n.heart attack neuroscience fixed point biology control computer science brain stimulation physical quantities equations p.g.a.brain cost function set theory operations research psychiatric diagnosis health care neuron central nervous system electronics systems engineering cell biology heart beat medical emergencies phase synchronization metaphysics neurons i.c.electricity signal processing stimulus face response neurology equation long action problem periodic cluster infinity control theory formal sciences logic medical terminology cardiac dysrhythmia cardiovascular diseases cybernetics cam electroencephalography caption complete nursing initial conditions d.b.s.cornell phase response From E. Cornelius on June 27th, 2017 1 plays