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biologist4ever · 23 days

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Mount Etna blows rare volcanic vortex smoke rings into sky

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materialsscienceandengineering · 3 months

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Scientists trap krypton atoms to form one-dimensional gas

For the first time, scientists have successfully trapped atoms of krypton (Kr), a noble gas, inside a carbon nanotube to form a one-dimensional gas. Scientists from the University of Nottingham's School of Chemistry used advanced transmission electron microscopy (TEM) methods to capture the moment when Kr atoms joined together, one by one, inside a "nano test tube" container with diameter half a million times smaller than the width of a human hair. The research has been published in ACS Nano. The behavior of atoms has been studied by scientists ever since it was hypothesized that they are the basic units of the universe. The movement of atoms has significant impact on fundamental phenomena such as temperature, pressure, fluid flow and chemical reactions. Traditional spectroscopy methods can analyze the movement of large groups of atoms and then use averaged data to explain phenomena at the atomic scale. However, these methods don't show what individual atoms are doing at a specific point in time.

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viejospellejos · 1 year

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Creo que da gases 😅

#video #sfw #golf #volkswagen #gases #humo #gas #smoke #omg #omfg #car #cars #coche #coches #coal #mine #fail #fails #xd #humor

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whats-in-a-sentence · 8 months

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The fact that gases fill all available space implies that the individual gas atoms or molecules are free to move anywhere within their container (figure 6.1), and therefore the forces between them must be very weak. (...) Diffusing molecules undergo frequent collisions, so their paths are similar to that shown in figure 6.1.

"Chemistry" 2e - Blackman, A., Bottle, S., Schmid, S., Mocerino, M., Wille, U.

#book quotes #chemistry #nonfiction #textbook #molecules #atoms #gas #gases #diffusion #collision

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visualcontinuum · 10 months

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Celestial series - Saturn

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fira54funko · 1 month

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Interstellar Fairy Witches.

#Spotify #space #outerspace #galaxy #stars #planets #witches #fairies #astronomy #galactic #gases #energy #black holes #Jupiter #switchblade symphony #90s #goth #gothic

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moonfeatherblue · 2 months

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We're almost ready to read! There's still time to share your #MacGuffinsUwrite story, if you'd like. Finished, unfinished, a few scribbled lines of concept - anything you're happy to share ~ Once we start, let me know in the chat if you've shared something, and I'll look it up!

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#indie vtuber #writeblr #writing #envtuber #creative writing #blue mooney #moonfeatherblue #vtubers of tumblr #writers of tumblr #writers on tumblr #writerscommunity #books and reading #reading #MacGuffinsUwrite #bluemoonlanding #telekinesis #gases #fantasy #Youtube

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deoxyribovoltaic-acid · 7 months

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“Real” gases imply the existence of “fake” gases who bitch and complain about you behind your back and are never there for you when you need it

#canrax #gas #gases #real #fake #shitpost #chemistry

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thequickfl · 1 month

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Are synthetic diamonds really better for the planet? The answer isn't clear-cut.

#diamonds #lot #oluleye #greenhouse #gases

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lindahall · 2 years

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Robert Bunsen – Scientist of the Day

Robert Bunsen, a German chemist, died Aug. 16, 1899, at age 88.

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importedproductbrasil · 10 months

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Chá desincha a barriga – Benefícios incríveis para a sua saúde.

Quando se trata de alcançar uma barriga mais esbelta e uma saúde melhor, muitas pessoas buscam soluções rápidas e fáceis. No entanto, a chave para alcançar resultados duradouros reside em abordagens saudáveis e naturais. Um desses métodos é o consumo de chá desincha a barriga, que pode trazer benefícios incríveis para a sua saúde e […] The post Chá desincha a barriga – Benefícios incríveis para a sua saúde. 👇👇👇👇👇👇👇👇.

➡️ https://importedproduct.com.br/cha-desincha-barriga/ ⬅️

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codewithcode · 1 year

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EXPLAINER: Toxic gases connected to Ohio train derailment

A day after crews released and burned toxic chemicals transported by a wrecked train in Ohio, residents remain in the dark about what toxic substances could be lingering in their evacuated neighborhoods. About 50 cars, including 10 carrying hazardous materials, derailed in a fiery crash Friday night in East Palestine, according to rail operator Norfolk Southern and the National Transportation…

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#4 #Climate and environment #connected #derailment #Evacuations #EXPLAINER #gases #General news #health #Liver disease #Ohio #Rail accidents #Toxic #train

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planetwisdompoet · 1 year

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Seeing is really, believing! #seeingisbelieving #poems #poets #archaea #extremophiles #thermophiles #methanogens #gases #organisms #climate #climatechange #planetwisdompoet https://www.instagram.com/p/Cm1qtOgt3Iv/?igshid=NGJjMDIxMWI=

#seeingisbelieving #poems #poets #archaea #extremophiles #thermophiles #methanogens #gases #organisms #climate #climatechange #planetwisdompoet

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uaehvac · 2 years

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Brazing Rod, Its Application and Uses in the Industry

Once people develop an interest in welding, they discover brazing, another method of joining metals. Welding's younger sibling is brazing.

Since lower melting point elements are melted before the materials that need to be bonded, it is technically possible to refer to this process as "metal gluing."

While brazing can be done with welding equipment, it often calls for specialized brazing rods that serve as the "glue." There many uses of brazing rod but first let’s see…

What Is Brazing?

Using a filler metal, the brazing process connects two pieces of metal. The brazing rod version of this filler metal is used.

When the molten filler rod has cooled back down, it is utilized to forge a solid connection between the two metal parts.

A brazing rod is a tool used in the brazing process to connect two pieces of metal. This is essentially the same as a typical welding rod, although brazing is its intended use, while welding is not.

Instead of coming into direct touch with the heat source, the brazing rod will always be melted by the heat of the metal parts.

Uses of Brazing Rod

In welding, brazing rods are utilized. When attaching components of the same metal kind, such as steel to steel or copper to copper, brazing is frequently utilized.

• Most resembling soldering as a method (uses higher temperatures).

• Metal joining technique.

• Melted filler metal is used to join two objects.

• Typically contains a brazing rod, though a welding rod is an acceptable alternative.

• Metal is melted during brazing by the heat from the rods (never a direct flame).

• Brazing is done with specialized heavy-duty torches that produce powerful flames.

How Are Aluminum Brazing Rods Used?

The various brazing rods and how they are utilized in this technique, however, have not yet been discussed.

Let's examine aluminum brazing rods, how they are used, and how they differ from standard rods.

Similar concepts apply to brazing with aluminum rods, however there are a few tricky components to watch out for.

When dealing with aluminum, it's crucial to use the right tools, including a good torch, and to heat the metal components rather than the rod itself.

Important Factor: Thicknesses of Brazing Rod

These rods vary depending on their thickness in addition to the many sorts of materials that go into making them.

The thickness of the brazing rod is determined by the type of metal being used and the thickness of the material being connected.

For instance, a thicker brazing is often needed for thicker pieces of material. Before the metal components are heated enough to accept the weld, a thin rod will melt.

The welding flame may melt the metal pieces before it melts the brazing rod, however, if the rod is too thick for the metal being connected.

#hvac contractor #heating #air conditioner #gases

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