#electronmicroscope

[science-education-technology]

What is Cryogenic Transmission Electron Microscopy or Cryo-TEM?. This is an introductory lecture about Cryogenic Transmission Electron Microscopy (Cryo-TEM) to the interdisciplinary audience. Topics including, conventional TEM imaging, negative staining, supercritical drying, and single particle reconstruction are covered in this lecture.

[davidwfloydart]

He’s kinda cute. And, a little surprised. #deepseaworm #electronmicroscope #hydrothermal #wormszone #amazingnature (at Catalina Foothills, Arizona) https://www.instagram.com/p/CpeA2mLJeNSgloPuV7fSHvRZEP9uTc0Z43YHcU0/?igshid=NGJjMDIxMWI=

[aboahokyere]

[electricalinsightsdaily]

Work Function: Unlocking the Secrets of Electron Emission

The work function is a fundamental concept in solid-state physics and materials science, playing a crucial role in understanding electron emission from surfaces. This intrinsic property of materials describes the minimum energy required to extract an electron from a solid to a point immediately outside its surface.

At its core, the work function represents the energy barrier that electrons must overcome to escape the material. This barrier arises from the attractive forces between the electrons and the positive ions in the material's lattice structure. The strength of this barrier varies among different materials, leading to diverse applications in technology and research.

The derivation of the work function involves considering the energy states of electrons within the material and at its surface. We start by examining the Fermi level, which represents the highest occupied energy state at absolute zero temperature. The work function is then defined as the energy difference between the Fermi level and the vacuum level (the energy of a free electron at rest outside the material).

To calculate the work function, we must account for several factors:

The chemical potential of electrons in the bulk material

The electrostatic potential difference between the bulk and the surface

Surface dipole effects due to electron redistribution at the material's boundary

By combining these components, we arrive at a comprehensive understanding of the work function and its variations across different materials and surface conditions.

The implications of work function extend far beyond theoretical physics. It influences various phenomena and technologies, including:

Thermionic emission in vacuum tubes and cathode ray tubes

Photoelectric effect in solar cells and photomultiplier tubes

Field emission in electron microscopy and flat-panel displays

Schottky barriers in semiconductor devices

Read More about work function formula

[alexanderrogge]

University of Konstanz - Study demonstrates one of the world's fastest electron microscopes in action:

https://phys.org/news/2023-05-world-fastest-electron-microscopes-action.html

#ElectronMicroscope #TEM #Microscope #LASER #ElectronPulse #Nanomaterials #Physics #Microscopy

[kidneydiseaseherbaltreatment]

Kidney Stone Under An Electron Microscope. Now You Know Why It Hurts So Bad.

#stone #stones #biology  #pain #kidneycancerawareness #electronmicroscope #microscope #physics #kidneyshirts #kidneyawareness #kidneystones #kidneydonation #kidneystrong #kidneydonor #kidneydiseaseawareness #kidneycancer #kidneyfailure #kidneyhealth #kidneydiseasewarrior #kidneydiseasesucks #kidneyproblems #kidneyfailuresucks    #kidneytransplant #kidneys #kidneystone #kidneypatients 

[atreybhosale]

The advent of microscopes has unlocked a completely new dimension in the field of science and microscopy. Most often found in laboratory microscopes are a simple yet sophisticated solution that helps scientists to look earnestly into the world of microbes in order to assemble facts and aspects regarding them.

Over the last centuries, microscopes have undergone many revolutions in terms of resolution such as super-resolution microscopy methods, electron microscopes, and atomic force microscopes. Moreover, the wide utilization of microscopes in various applications has in turn, increased the demand for microscopes.

On the other hand, the market players are highly investing to introduce further advancements. In addition, the stakeholders are adopting various strategies and the launch of innovative products is amongst the most trending. At the same time, the market is undergoing a number of activities. Following are some of the recent happenings in the market.

The launch of advanced products is one of the most trending strategies followed by the market players with the aim of providing the best services to the consumers along with satisfying their requirements. Recently, Nikon, a multinational and leading corporation in optics and imaging has unveiled Nikon Eclipse Ei an educational microscope. The purpose is to meet the need of remote education along with spontaneous operating experience and amended learning experience.

Moreover, the ECLIPSE Ei has a dense and lightweight design that improves compactness and features the chrome-free infinity optical system. Moreover, the microscope also assists in sharing specimen images using a monitor or projector, when combined with an optional Digital Sight 1000 microscope camera.

Following the same trend, a Miltenyi Biotec, a global biotechnology company has launched the UltraMicroscope Blaze, pronounced as the only fully-automated light-sheet microscope. Furthermore, it facilitates the users to image numerous samples at subcellular resolution in 3D. In addition, the instrument aims to have the potential to fast-track a variety of researches in the arena of immune-oncology and neuroscience.

Along with the simplified uses of microscopes, they are widely available. Moreover, the increasing adoption of microscopes in a variety of applications has increased its demand which is anticipated to boost the industry. According to a report published by Allied Market Research, the global microscope market is expected to reach $1.64 billion, at a CAGR of 3.2% from 2020 to 2027.

[michaelgarfield]

As much fun as I've been having with the #AssemblySpaceTelescope, let's not forget its companion instrument, the #HeadSpaceMicroscope! ✨😅 . #midjourney #midjourneyart #promptism #GANart #AIart #AIArtwork #electronmicroscopy #electronmicroscope #thesemicroversesdontexist (at Santa Fe, New Mexico) https://www.instagram.com/p/Cgdyaqhu1eW/?igshid=NGJjMDIxMWI=

[science-education-technology]

This video shows how a Scanning Electron Microscope works? And how to use a virtual scanning electron microscope to acquire a good image. It is a great learning and teaching tool. You can access the virtual TEM at https://myscope-explore.org/virtualSE... developed by Microscopy Australia and Thermofisher Scientific.

[sakurabreeze]

Microworld Unseen: Chapter 01 Pale Grass Blue:

Pale grass blue (Pseudozizeeria maha) is a common butterfly found in Asia.

[nanoscape]

Tardigrade, otherwise known as a water bear, or moss piglet. This particulas sample had an extreme test, one year in a closed sample container. Not the best preservation but still a fun sample to image given the conditions. A mix/merge of the T1 and T2 trinity detectors with a bit of mixing of the mix using just RGB for each of the three channels on the @thermosciemspec Apreo UI functions. #scanningelectronmicroscopy #electrons #blackandwhite #waterbear #tardigrade #nanoscape #microworld #microscope #microscopy #artistsoninstagram #sciart #artandscience #scienceandart #science #art #backscatteredelectrons #unfiltered #unknown #seeingtheunseeable #electronmicroscope #electronmicroscopy #highmagnification #micrograph #microlife #instascience #scienceisfun🔬 #scienceisawesome #🔬 https://www.instagram.com/p/BokPsveBBaD/?utm_source=ig_tumblr_share&igshid=1a622pif3obr7

[acsec]

happy with my new results, natapos din sa wakas ang 2 abstracts haha 😉❤️ nag extended summer vacay kasi ang SEM namin kakabalik lang, ang problema ay cables lang tas binalik sa supplier para isolve haha kaloka 😆 lalim na ng eyebags ko huhuhu 😭 #amazingadventuresofbeaujethro #filipinoscientist #sem #microscopy #electronmicroscope #electronmicroscopy #microscope #scientist #postdoc #doctorant #professeur #balikeskwela #chemist #physicist #chemistry #physics #happykid #plasma #univ_nice #nice06 #nice #france #science (at Nice, France) https://www.instagram.com/p/BoO7Zzxh8Rr/?utm_source=ig_tumblr_share&igshid=1hww3akn0un4b