Connect with us

Technology

Galaxies stop making stars earlier if they host Supermassive black holes

A Supermassive Black Hole can mass more than one million times that of our Sun; these astronomical entities appear to lie in the middle of all massive galaxies. They have been theorized as the gatekeepers to galaxy growth and star formation for a while now, as they pull in all the cold gases in a galaxy that may be used to make more stars.

A new research from a team at the University of California Santa Cruz shows a relationship between the Gas Cooling Rate (or quenching) of Galaxies with the size of their black holes.

The researchers measured the different wavelengths of light coming from nearby massive galaxies with data from the Hobby-Eberly Telescope Massive Galaxy Survey.

 

Also See: Scientists use Gravity waves to detect earthquakes faster

 

This allowed the team, led by Ignacio Martín-Navarro, to create a historical snapshot of the gas cooling rate of the early Universe. Comparing galaxies and their rate of new star formation, the team found that the quenching in any given galaxy is more efficient, and thus takes place earlier, in galaxies that contain a massive central black hole.

Galaxies stop making stars earlier if they host Supermassive black holes

“The observed relation between black-hole mass and star formation efficiency applies to all generations of stars formed throughout the life of a galaxy, revealing a continuous interplay between black-hole activity and baryon cooling,” the team wrote in their paper at Nature.

 

Also See: 6 Historical Castles for Sale in Europe

 

This isn’t the first time researchers have discovered a connection between star formation and Black Holes. An earlier study with the Herschel Space Observatory confirmed that galaxies with powerful, active Black Holes produce fewer stars than those with much less active black holes.

Back in December, researchers from University of California San Diego detailed how supermassive black holes affect galaxy formation. The new studies show that the mass of the black holes has an impact as well.

1 Comment

Leave a Reply

Your email address will not be published. Required fields are marked *

Technology

Sealing the Deal: How to Choose the Right Materials for Pipe Sealing

black metal tube lot

Pipes are an essential part of any plumbing system, and keeping them in good condition is crucial for the overall functionality of your home. One way to ensure that your pipes stay in top shape is by properly sealing them with the right materials.

In this guide, we will discuss the different types of materials used for pipe sealing and how to choose the best one for your specific needs.

Understanding Pipe Sealing

Before we dive into the details of materials for pipe sealing, it’s important to understand what pipe sealing actually means and why it is necessary.

Pipe sealing is the process of closing off any gaps or leaks in pipes to prevent water or gas from leaking out. This can be done for various types of pipes, including water supply pipes, drainage pipes, and gas pipes.

Proper pipe sealing not only prevents the wastage of resources but also protects your home from potential water damage and gas leaks.

Types of Pipe Sealing Materials

There are a variety of materials available for pipe sealing, each with its unique properties and uses. Some common types include:

Teflon Tape

Also known as plumber’s tape, Teflon tape is a thin, white tape made from PTFE (polytetrafluoroethylene) that is commonly used for sealing threaded pipe connections. It provides a tight, leak-proof seal and can withstand high temperatures and pressures.

Pipe Dope

Pipe dope is a paste-like substance made of oils, resins, and mineral fillers that is applied to the threaded part of pipes before they are connected. It creates a seal that is resistant to vibration and pressure fluctuations, making it a great choice for high-pressure systems. Unlike Teflon tape, which can be used only on threads, pipe dope can be applied to any connection needing a waterproof seal.

Pipe Plugs

Pipe plugs are physical barriers inserted into the ends of pipes to stop the flow of water or gas temporarily. They are often used during maintenance or repair work to isolate a section of the plumbing system without shutting off the entire system. Pipe plugs can be made from various materials, including metal, rubber, and plastic, each designed to withstand different pressures and temperatures. Knowing when and how to use pipe plugs effectively is crucial for anyone working on plumbing systems, as they provide a quick and easy solution for controlling the flow within pipes.

Choosing the Right Materials for Your Needs

Now that you understand the different types of materials used for pipe sealing, how do you choose the right one for your specific needs? Here are a few factors to consider:

Type of Pipes

The first thing to consider is the type of pipes in your plumbing system. Different materials may be better suited for certain types of pipes, so make sure to choose one that is compatible.

Type of Connection

The type of connection also plays a role in determining the right sealing material. For threaded connections, Teflon tape or pipe dope would be suitable, while pipe plugs are ideal for temporarily blocking off non-threaded connections.

Pressure and Temperature

The pressure and temperature within your plumbing system should also be taken into account. Make sure to choose materials that can withstand the levels of pressure and temperature within your pipes.

Reliability and Longevity

Lastly, consider the reliability and longevity of the sealing material you choose. You want a material that will provide a long-lasting seal to prevent any future leaks or problems.

Conclusion

Proper pipe sealing is essential for maintaining a functional plumbing system and protecting your home from potential damage. By understanding the different types of materials available and considering key factors, you can choose the right material to ensure a tight and lasting seal for your pipes. Remember, when it comes to pipe sealing, it’s always better to be safe than sorry.  So take the time to choose the right materials and ensure the longevity and efficiency of your plumbing system.

Continue Reading

Featured

News2 days ago

Kevin McCarthy, former House Speaker, seeks revenge

Ousted House Speaker Kevin McCarthy is out for vengeance. After being voted out as House speaker, McCarthy left office at...

News2 days ago

Possible Future Colleague of Trump: David Lammy, a Close Associate of Obama

David Lammy, a prominent British politician with deep ties to the United States, is poised to become Britain’s foreign secretary...

News2 days ago

Juno discovers massive lava lake on Io

NASA’s Juno spacecraft recently made two close flybys of Jupiter’s moon Io, coming within 1,500 km (930 miles) of its...

Entertainment2 days ago

Bethenny Frankel reveals that her mother Bernadette Birk passed away from lung cancer

Bethenny Frankel, former star of “The Real Housewives of New York City,” is mourning the loss of her mother, Bernadette...

News6 days ago

Forest Lawn Drive now free of RV encampment and parking

Nancy Sexton was thrilled when city crews cleared out more than 50 RVs in December that had been parked near...

News6 days ago

Alaska Ambler Road Project Denied by Interior Department

The decision by the Interior Department to reject the Ambler Road Project in Alaska is a significant win for environmentalists...

News6 days ago

House speaker receives additional request from GOP member to resign or be ousted

House Speaker Faces New Call by Another Republican to Step Down or Face Removal House Speaker Johnson says he’s not...

News6 days ago

NASA is reevaluating the Mars Sample Return Mission as current plans face setbacks

Spaceflight is not the easiest of enterprises, and NASA has recently announced a change in plans for the Mars Sample...

News6 days ago

View Park-Windsor Hills experiences a 2.8 magnitude earthquake

On Tuesday at 8:19 a.m. Pacific time, a magnitude 2.8 earthquake rattled the View Park-Windsor Hills neighborhood in Los Angeles,...

News6 days ago

Some Rioters Already Freed as Supreme Court Reviews Jan. 6 Charge

Follow live coverage of the Jan. 6 obstruction case at the Supreme Court. The review of an obstruction law by...

Advertisement

Facebook

Trending