New: electronmicroscopeAll contenthive-129948hive-196917krsteemhive-183959photographyzzanhive-180932hive-166405hive-144064hive-185836bitcoinuncommonlabhive-183397hive-188619krsuccesshive-150122hive-124908lifehive-139150hive-101145hive-145157hive-109690hive-184714hive-103599TrendingNewHotLikersalexanderrogge (39)in electronmicroscope • last yearStudy demonstrates one of the world's fastest electron microscopes in actionUniversity of Konstanz - Study demonstrates one of the world's fastest electron microscopes in action: #ElectronMicroscope #TEM #Microscope #LASER #ElectronPulse #Nanomaterials #Physics…harlotscurse (65)in electronmicroscope • 2 years agoViruses and Electron MicroscopyCOVID-19 and Ireland – Part 23 ~ Part 1 ~ According to the science of virology, viruses are generally too small to be seen with an optical microscope. Although there are some exceptions…primevaldad (59)in hive-160342 • 3 years agoWhen imaging atoms, blurrier is better(July 6, 2020 ; Cornell Chronicle) Electron microscopy is built on a bitter irony: The process of beaming electrons allows scientists to peer into the atomic structure of biomolecules and…primevaldad (59)in hive-160342 • 3 years agoCornell researchers see atoms at record resolution(May 20, 2021; Cornell Chronicle) In 2018, Cornell researchers built a high-powered detector that, in combination with an algorithm-driven process called ptychography, set a world record by…roguescientist84 (60)in appics • 5 years agoLooking for a vacuum leak in a Philips CM Transmission Electron Microscope. There ...... are many ways do this. One way is by isolating a suspect section, which is what I have just done. What you see is the upper objective and beam forming section hanging from the gun. I had…roguescientist84 (60)in science • 5 years agoOld Electron Microscope StageStage from an old Philip's EM 300 or 301, interchangeable from what I know. The two large cylinders protruding from top and bottom are the specimen exchange airlock/goniometer and the "ear" for the…roguescientist84 (60)in science • 5 years agoFun with TEM gutsOver 10 years jerking around these things and proud to say I have never damaged a pole piece, seen a few wrecked in the field tho 🤣😂. Usually dropped by a poorly trained FSE. Pole piece is the…roguescientist84 (60)in share2steem • 5 years agoWell centered Electron Microscope Tungsten filament.A well centered Tungsten filament sitting just below a Platinum aperture in the Wehnelt Cylinder. In the second picture you can see the filament alone, and the tip of the wire "loop" is the small…roguescientist84 (60)in science • 5 years agoGoing to visit my old pal CM300 TEM soonHello old friend! I mean, old beast. 300 Kilovolt Transmission Electron Microscope made by Philips. It seems to have a beam obstruction. Now I have to inspect each section by disassembly. This is…roguescientist84 (60)in electronoptics • 5 years agoroguescientist84's instagram Feed : 2019/05/22 06:02:31Video - Click on the Image to Play Just playing with the controls on this scope. Been repairing and testing PCBs lately, prefer to have 3 of everything in stock. When most fail it's pretty…roguescientist84 (60)in steemstem • 6 years agoAMRAY Scanning Electron Microscope - Complete Optics and Stage Disassembly Part 3 of 3Figure 1: Column valve assembly as seen from the bottom side so its working mechanism can viewed. Moving on down the column, the next component to tackle is the aluminum column valve assembly…roguescientist84 (60)in steemstem • 6 years agoAMRAY Scanning Electron Microscope - Complete Optics and Stage Disassembly Part 2 of 3Figure 1. Gun alignment coils, only two are visible here. New to this? For part one go to: Amray-scanning-electron-microscope-complete-optics-and-stage-disassembly-part-1 Next section to…roguescientist84 (60)in steemstem • 6 years agoAMRAY Scanning Electron Microscope - Complete Optics and Stage Disassembly Part 1 of 3Fig 1. Looking inside the AMRAY SEM stage. We have had this ~70s vintage AMRAY 1000 (I think) SEM Column and Chamber sitting around taking up space for a while. I have been meaning to disassemble…roguescientist84 (60)in steemstem • 6 years agoCross Section of a Transmission Electron Microscope LensToday I come across a sliced in half lens from a FEI 300kV FEG STEM. In other words a 300,000 volt Field Emission Generator Scanning Transmission Electron Microscope (More on that in a bit). I have…roguescientist84 (60)in googlyeyes • 6 years agoTEMmy The Transmission Electron Microscope - GOOGLYEYESThis is TEMmy, our parts testing and validating Transmission Electron Microscope at work. He can help you see things way smaller than you can with his special eyes :-p. If you are not familiar with…roguescientist84 (60)in appics • 6 years agoAnode from a 100kV Transmission Electron Microscope (TEM) I just ...... completed polishing to a mirror finish. Next I will sonicate it in a few solvents to clean the polish off. The Anode attracts electrons from the gun down through the hole in the middle down to…roguescientist84 (60)in science • 6 years agoVintage Philip's EM201 Transmission Electron MicroscopeThe EM201 made its first appearance around 1972. It had a eucentric stage (specimen height is on the same tilt axis of the goniometer stage), used a tungsten filament and under the right conditions…roguescientist84 (60)in dtube • 6 years agoPulling the 400,000 volt high voltage connector out of the Electron Gun on a Transmission Electron MicroscopeThis high voltage connector, AKA High Tension Connector was a behemoth. At its smallest it was about 5" in diameter. The other end goes to a big high tension tank, about the size of a refrigerator.…roguescientist84 (60)in dtube • 6 years agoTurning up the filament on the EM420 Transmission Electron MicroscopeI have the voltage set to only 40kV, and the HT light turns on which is good. Next, I slowly turn up the filament, and you can see the beam slowly appear. Unfortunately the scope is really out of…roguescientist84 (60)in steemstem • 6 years agoReviving a Vintage Transmission Electron Microscope - Part 6 -> I HAVE A BEAM-<Figure 1- Beam! A bit distorted, among other problems. Looks like the condenser stigmators are messed up. Hopefully just bad regulators or Digital to Analog Converters (DAC). Progress has been…
