July 24th, 2024

Physicists may now have a way to make element 120

Physicists at Lawrence Berkeley National Laboratory synthesized livermorium by colliding titanium and plutonium atoms, paving the way for creating element 120. This breakthrough enhances understanding of nuclear stability and exotic element formation.

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Physicists may now have a way to make element 120

Physicists at Lawrence Berkeley National Laboratory have successfully created the super-heavy element livermorium, offering a potential pathway to synthesizing element 120, the heaviest element in the periodic table. By colliding titanium atoms with plutonium, researchers were able to produce two atoms of livermorium, demonstrating the feasibility of using a titanium beam to create element 120. This breakthrough experiment, presented at the Nuclear Structure 2024 conference, has significant implications for understanding nuclear stability and the formation of exotic elements in the universe. The success with livermorium has boosted confidence in the possibility of creating element 120, also known as unbinilium, with plans to commence the experiment in 2025 using a californium target. This advancement marks a crucial step in expanding our knowledge of nuclear physics and the fundamental forces governing the universe.

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A New Way to Make Element 116 Opens the Door to Heavier Atoms

A New Way to Make Element 116 Opens the Door to Heavier Atoms

Scientists at Berkeley Lab created element 116 (livermorium) using a titanium beam, advancing towards making element 120 near the "island of stability." The successful experiment sets the stage for future superheavy element creation.

AI: What people are saying
The comments on the article about livermorium synthesis reflect a mix of curiosity and skepticism regarding the implications of creating new elements.
  • Many commenters discuss the stability of superheavy elements and the conditions under which they might exist.
  • There are questions about the practical applications of these new elements, with some expressing doubt about their usefulness.
  • Several users reference the theoretical limits of the periodic table and the possibility of discovering more stable elements in the future.
  • Some comments highlight the scientific interest in these experiments despite the fleeting existence of the elements produced.
  • Humor and light-heartedness are present, with suggestions for fun names for new elements and references to popular culture.
Link Icon 21 comments
By @pfdietz - 3 months
By @HPsquared - 3 months
It's all about stability. If you try and jam too many protons and neutrons together, they won't stay together for long. If the nucleus disintegrates before there's time for electrons to form and act like a chemical element, it's not really in the realm of chemistry any more.

"IUPAC defines an element to exist if its lifetime is longer than 10^−14 second, which is the time it takes for the atom to form an electron cloud.[7]"

https://en.m.wikipedia.org/wiki/Island_of_stability

https://en.m.wikipedia.org/wiki/Superheavy_element

(Edit: this was intended in response to ssijak's question about the theoretical limits)

By @news_to_me - 3 months
For some background on the quest to discover new elements, I highly recommend this video: https://www.youtube.com/watch?v=Qe5WT22-AO8. The main story about Ninov's fraud is pretty interesting, but the beginning does a good overview of the recent history.
By @jmclnx - 3 months
For the curious, it is Unbinilium

https://en.wikipedia.org/wiki/Unbinilium

By @ggm - 3 months
Are there even transitionally stable conditions in other places in the universe where these elements exist for more than fleeting time?

I would imagine in conditions of high heat, plasma, RF energy and pressure many things "exist" but I don't see that as quite the same. I guess if their spectral line emissions from stars says they are a continuum of existence then thats something, but I wondered if there were wierd islands of stability e.g. inside crystal lattices under pressure, or in solution in some wierd, non-plasma state. Absent an observer round that star we can't know but can we hypotheise physical states which would let it be?

By @southernplaces7 - 3 months
Every time I read references to one of the transuranic elements, I can't help but want to share this absolutely delightful narrative about actually building a wall of bricks from each element in the periodic table. Hilarious stuff.

https://englishatlc.com/wp-content/uploads/2016/03/randall-m...

By @puzzledobserver - 3 months
While we hear a lot about isotopes (nuclei with same proton count but different neutron count), we don't hear as much about nuclear isomers (nuclei with the same proton count and same neutron count, but somehow having different configurations).

1. Are nuclear isomers a thing?

2. Corollary: Could it be the case that some nuclei are stable and others are unstable, even though they have the same numbers of protons and neutrons?

By @pfdietz - 3 months
TL;DR: accelerating titanium ions to 0.1 c into a plutonium target made 2 atoms of Livermorium.

The difficulty here is that such a collision leaves the result very "hot", so it tends to decompose. This tendency is minimized by reducing the energy of the incoming ion, but that reduces the rate of fusion.

Needless to say, this doesn't present much in the way of practical benefit from producing some new science fictional material. It's purely of scientific interest.

By @ssijak - 3 months
Hypothetically, is it possible that periodic table is infinite, its just too hard to create other elements?
By @odo1242 - 3 months
Dang, just one away from discovering the g block!
By @charlie0 - 3 months
Specifically, is there anything that can be done with this element in the real world that would otherwise be impossible?
By @ur-whale - 3 months
I have to ask: given the vanishingly small half-life of these elements (order of milliseconds) and tiny, tiny number of atoms produced ... what is the point of these experiments ? What can they possibly teach us ?
By @dev1ycan - 3 months
I know that it's speculated that there's another point in the periodic table much further down the line where another bunch of stable elements could exist
By @excalibur - 3 months
Here's hoping the person who winds up with the naming rights is a proper nerd. I want it to be called something fun, like vibranium, adamantium, or midichlorium.
By @gjsman-1000 - 3 months
I’m a little disappointed the article didn’t talk about why they are skipping 119.
By @xyst - 3 months
what are the applications for these new elements? more destructive atomic bomb? any medical applications?

besides learning about them briefly in chem classes as the "man made elements", haven't heard much from them otherwise

By @humanfromearth9 - 3 months
Wouldn't it be better if they tried to make gold?
By @buggythebug - 3 months
As of my comment there were 120 comments :)