nmronline, to bioinformatics
@nmronline@mstdn.science avatar

Thank you #NMR friends!

Your follows and interactions truly helps us to understand what ELEMENTS we need to engineer and integrate into our NMR data analysis platform.

@bioinformatics @biophysics @chemistry @compchem @nmrchat @strucbio

#biochemistry #bioinformatics #biology #biophysics #chemistry #CompChem #ENC2024 #LifeSciences #metabolomics #NMRChat #NMROnline #physics #spectroscopy #StructuralBiology #Twitter

inkican, to physics
@inkican@mastodon.social avatar
ml, to chemistry
@ml@ecoevo.social avatar

Interesting food chemistry story. Also implicitly a story about plant breeding. Many crops have different cultivars not just for different climates, but for different uses.

https://getpocket.com/explore/item/why-most-of-america-is-terrible-at-making-biscuits

nmronline, to baking
@nmronline@mstdn.science avatar
ai6yr, to chemistry

Hmm, I wonder what this is. Don't remember that from high school chemistry, LOL. (Actually full of stinging nettle tea).

GetzlerChem, to science
@GetzlerChem@mstdn.science avatar

Does anyone on here have any experience with benches? Most are (very flat and smooth, softer) but some are (slight textured, harder & lighter). Flinn sells an epoxy product, but I have no idea if it’s any good. Please boost for visibility!

gutenberg_org, to science
@gutenberg_org@mastodon.social avatar

British chemist and physicist William Crookes died in 1919.

He was a pioneer of vacuum tubes, inventing the Crookes tube which was made in 1875. This was a foundational discovery that eventually changed the whole of chemistry and physics. His experiments with cathode rays laid the groundwork for the discovery of the electron by J.J. Thomson. He is credited with discovering the element thallium, announced in 1861, with the help of spectroscopy.

Drawing of a Crookes type x-ray tube made by Alfred Cossor, from the early 1900s. The caption text: 'A Cossor bulb with automatic softening device and fin radiator for cooling anticathode.' Alterations to image: cropped out caption. The electrode on the right is the aluminum cathode, which focuses a beam of electrons on a small (~1 mm) spot on the angled platinum anode target, called the 'anticathode', in the center of the bulb, creating x-rays. The anticathode is angled so the x-rays are radiated downwards, passing out through the glass side wall of the tube. The electrode at the 10 o'clock position is called the auxiliary anode. The sausage-shaped device at the top is an 'automatic softener' to control the pressure in the tube. Crookes type tubes required some gas in the tube to operate, but with time the residual gas was absorbed and the vacuum in the tube increased, requiring a higher potential to operate, generating 'harder' x-rays, until eventually the tube stopped operating. The 'softener' prevents this. When the pressure drops and the voltage across the tube increases, the anode potential arcs across the spark gap to the softener electrode, and the current heats the helical sleeve in the softener, which releases gas, raising the pressure in the tube. Alfred Charles Cossor's workshop in Clerkenwill, London was at that time the only British manufacturer of Crookes x-ray tubes. These cold cathode x-ray tubes were used until the 1920s.

FlockOfCats, to ai
@FlockOfCats@famichiki.jp avatar
br00t4c, to chemistry
@br00t4c@mastodon.social avatar

The chemistry of milk washing, aka the secret to Ben Franklin's favorite tipple

https://arstechnica.com/?p=2014499

br00t4c, to chemistry
@br00t4c@mastodon.social avatar

Mariah The Scientist created unforgettable chemistry with her melancholy melodies at Toronto concert

https://nowtoronto.com/music/concert-reviews/mariah-the-scientist-created-unforgettable-chemistry-with-her-melancholy-melodies-in-toronto/

GetzlerChem, to Minnesota
@GetzlerChem@mstdn.science avatar

Holy shit just learned about the deposit just confirmed in ! Such good news for all the departments who were worried their (or budget!) was going to quench because of the cost and shortage!
https://www.cbsnews.com/minnesota/news/helium-discovery-northern-minnesota-babbit-st-louis-county/

nmronline, to bioinformatics
@nmronline@mstdn.science avatar
nmronline, to bioinformatics
@nmronline@mstdn.science avatar
nmronline, to bioinformatics
@nmronline@mstdn.science avatar
mattotcha, to Astronomy
@mattotcha@mastodon.social avatar
anonymous222, to Geology
@anonymous222@mastodon.social avatar

Black velvet display piece looking phenomenal in this light. Don't you just want to reach out and pet it like a precious little kitten? Very good looking piece.

video/mp4

AskPippa, to chemistry
@AskPippa@c.im avatar
davemark, to science
@davemark@mastodon.social avatar

"MIT chemical engineers have devised an efficient way to convert carbon dioxide to carbon monoxide, a chemical precursor that can be used to generate useful compounds such as ethanol and other fuels."

Science!!!

https://news.mit.edu/2024/engineers-find-new-way-convert-carbon-dioxide-useful-products-0327?utm_source=join1440&utm_medium=email&utm_placement=newsletter

mattotcha, to chemistry
@mattotcha@mastodon.social avatar
sflorg, to Batteries
@sflorg@mastodon.social avatar

A groundbreaking advancement in technology, developing a novel material for (RMBs) that enables efficient charging and discharging even at low temperatures.

https://www.sflorg.com/2024/03/ms03292401.html

nmronline, to bioinformatics
@nmronline@mstdn.science avatar
QuantumDot2, to chemistry
@QuantumDot2@mas.to avatar

Any VT-NMR experts here? I’m having trouble with losing my lock signal in DMSO above 35 ºC. Using a regular NMR tube w/ septum on top. No spinning.

We're using a Bruker Fourier 300, quite a basic NMR, which is often fiddly to lock anyway (lock is slow, flock is fast but erratic - TopSpin 3.x)

Any tips? Narrower tubes? Leave it unlocked? (Expt only takes about 3 mins - gradshim at each temp) Thx!

nmronline, to bioinformatics
@nmronline@mstdn.science avatar
nmronline, to bioinformatics
@nmronline@mstdn.science avatar
researchbuzz, to Tattoos
@researchbuzz@researchbuzz.masto.host avatar

'... as work done by my team of chemistry researchers suggests, up to 90% of tattoo inks in the U.S. might be mislabeled. This isn't just a case of a missing pigment or a minor discrepancy. These inks contained potentially concerning additives that weren't listed on the packaging.'

https://theconversation.com/whats-in-tattoo-ink-my-teams-chemical-analysis-found-ingredients-that-arent-on-the-label-and-could-cause-allergies-224815

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