quadrupole articles, videos, photos and opinions

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Behind the scenes at particle physics labs

Behind the scenes at particle physics labs

...This 'kissing lips' photo of a couple of quadrupole magnets in the Desy lab in Hamburg gave third place in the... Read more

20 October, 2010 by Staff
SpinTable 1.1

SpinTable 1.1

...common NMR solvents: - Spin States - NMR Frequencies at Various Field Strengths - Abundance - Quadrupole Parameters - Chemical Shift Ranges - Reference Standards - Common Physical Properties Read more

15 February, 2011
NMR Isotopes 1.3

NMR Isotopes 1.3

...frequency natural abundance receptivity (w.r.t. 1-H or 13-C) quadrupole moment magnetic ratio field strength Read more

30 August, 2010
Atoms To Go 1.2

Atoms To Go 1.2

...Occuring Isotopes Number of Stable Isotopes Photon Interactions Magnetic Dipole Moment Electric Quadrupole Moment Nuclear Spin For each isotope, the following information is available: Decay... Read more

26 August, 2010

Progress made in Large Hadron Collider repair

...happen again." The magnet that was lowered underground on Thursday was a quadrupole: one of the magnets that focuses the particle stream, rather than one... Read more

1 May, 2009 by David Meyer
The day the LHC made physics history

The day the LHC made physics history

...glitch. At roughly 8:15am, the magnetic coupling between two of the quadrupole magnets tripped in the Super Proton Syncratron (SPS), the last accelerator that... Read more

31 March, 2010 by Tom Espiner

LHC high-energy experiment held up by glitches

...The glitch was caused by the magnetic coupling between two of the quadrupole magnets tripping in the Super Proton Syncratron (SPS), the last accelerator that... Read more

30 March, 2010 by Tom Espiner
A look at the damage that halted the LHC

A look at the damage that halted the LHC

This picture shows damage to the support of one of the quadrupole magnets in sectors three to four. The LHC uses quadrupole magnets to... Read more

10 December, 2008 by Tom Espiner
LHC restart date now June at earliest

LHC restart date now June at earliest

...beams are held on their paths by dipole magnets and focused by quadrupole magnets. These magnets are made of a superconducting material that needs to... Read more

18 November, 2008 by David Meyer

Cern: Electrical fault caused LHC helium leak

...are used to keep two opposing proton beams on their paths, while quadrupole magnets focus the beams. The superconductor magnets have an operating temperature of... Read more

17 October, 2008 by Tom Espiner
Unit and Currency Conversions Tool - 100+ Units 2.0

Unit and Currency Conversions Tool - 100+ Units 2.0

...Electric Dipole MomentElectric Field Strength, Electric Inductance, Electric Permittivity, Electric Potential, Electric Quadrupole Moment, Electric ResistanceElectric Resistivity, Electric Charge (Molar)Energy, Force, Length, Luminous Flux... Read more

4 February, 2010
CRM - Anytime, Anywhere

CRM - Anytime, Anywhere

...tools make use of multi-pole sources including monopole, dipole, and/or quadrupole. These sources are used at a broad range of frequencies and source... Read more

28 September, 2006

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BrownieBoy

"cites" even. Ouch!

5 hours ago by BrownieBoy on Using Windows XP is a waste of money, says IDC
Horace Ontalhold

...... and PDP11s too

6 hours ago by Horace Ontalhold on Fusion-io lays minefield with a billion IOPS
BrownieBoy

I had a quick skim through the PDF. It seems to be that many of these so-called cost savings would be down to a hardware refresh. Although...

7 hours ago by BrownieBoy on Using Windows XP is a waste of money, says IDC
bobandroid

496,999 BT Fon Hotspots lovingly situated in your next door neighbours garden, no matter how you dress that up its still a pup... Not where I need...

9 hours ago by bobandroid on London Olympics: BT needs 25,000 more Wi-Fi hotspots
apexwm

Jack : I was hoping you could provide us a summary since you are familiar with this report. I am not yet sure how much of my time I'd like to...

11 hours ago by apexwm on Using Windows XP is a waste of money, says IDC
Smilig Eddie

2 – 4 more weeks of waiting: how many buyers are going to decide instead to see what the iPhone 5 offers? Consumer trust in the brand has also...

11 hours ago by Smilig Eddie on Samsung Galaxy 'S3' delayed by special paint
SRist

So it looks like this was a complete red herring - Adobe are allowing upgrades from Photoshop CS3, CS4 and CS5 at the same price. When did this...

11 hours ago by SRist on Photoshop users attack Adobe upgrade policy change
Jack Schofield

@apexwm Have you considered either (a) reading the story above or (b) reading the PDF? There are answers in both.

13 hours ago by Jack Schofield on Using Windows XP is a waste of money, says IDC
apexwm

I would love to hear why Microsoft believes that "upgrading from Windows XP to Windows 7 pays for itself in a year, in increased productivity and...

14 hours ago by apexwm on Using Windows XP is a waste of money, says IDC
debsmk

I have just changed mine to white they said 3 to 5 days

15 hours ago by debsmk on Samsung Galaxy 'S3' delayed by special paint
Atangana

I would like a job for me and do good to their tackiness vellent my help I will do my best to help you mercie for all

16 hours ago by Atangana on UK's 15-year-old World Excel champion offered £100k job
BrownieBoy

Well done to IDC for producing a report that says using XP is a waste of money. Only 11 years too late with it is all....

17 hours ago by BrownieBoy on Using Windows XP is a waste of money, says IDC
Jack Schofield

@Burn-IT ...which doesn't mean it isn't true ;-) I'll be interested if you can find any properly-researched, independent data from any of the...

18 hours ago by Jack Schofield on Using Windows XP is a waste of money, says IDC
Burn-IT

As said, sponsored by Microsoft........

19 hours ago by Burn-IT on Using Windows XP is a waste of money, says IDC
mrbigdong

@620W, I mine 1 BTC/daily for cost of 1.7eur, they naysayers regurgitate the rubbish they read as usual

19 hours ago by mrbigdong on A minor Bitcoin miner injury?
Mike Denton

If the link to the next section existed that would be awesome.... Guess I have to ask uncle google where it is

23 hours ago by Mike Denton via Facebook on Security on the farm: Accounts and permissions
minzhu

Don't blame CEO, they want RIM win. RIM has strange culture and self distruct political environment. In RIM if a new hired person figure out...

1 day ago by minzhu on RIM CEO: Time to squash BlackBerry myths
Thomas Gellhaus

I've been very pleased with Mageia 2. My review went up on Sunday. My only issue is that my particular wireless printer hasn't been detected on...

1 day ago by Thomas Gellhaus via Facebook on Scorecard - Linux Mint 13 and Mageia 2
knapper

That we have :-) Retailers don't buy stuff to lie around in warehouses, particularly with fast moving technology products. If they didn't think...

1 day ago by knapper on Windows Phone, Android take bite out of BlackBerry
JohneKerr

I think that we have been here before, shipments are not equal to sales. Correct?

1 day ago by JohneKerr on Windows Phone, Android take bite out of BlackBerry