Would someone please explain me "SeeSaw mechanism in High Energy Physics", in simple words?
what is meant by a unitary transformation? physically or mahematically
08 September 2016 7,699 9 View
What is the physical meaning of Vacuum expectation value. If we have a 2D plot for potential V(\phi) for the scalar field for negative mass square, then which distance is vev in that plot?
08 September 2016 3,602 4 View
how many goldstone bosons appear as a spntaneous symmetry breaking in process of higgs mechanism? The SM SU(3)_{C}xSU(2)_{L}xU(1)_{Y} breaks down to SU(3)_{C}xU(1)_{EM} as a result of spontaneous...
07 August 2016 1,340 4 View
What is that Charge conjugate in Majorana mass term. Is that a matrix or it works as an operator. Please someone explain me.
07 August 2016 3,072 1 View
What is the main difference between Dirac and Majorana particles? Is Majorana mass term Lorentz invariant. How can I prove?
07 August 2016 6,590 6 View
Why can't we add a majorana mass type term in general Lagrangian? I mean when we write a Lagrangian, we usually write it in Dirac representation. But when it is about seesaw mechanism or about...
07 August 2016 3,812 1 View
Please explain me that we say that seesaw mechanism is a way to measure the neutrino masses. The main idea is to introduce dimension-five operator(attached below). How can I understand the...
02 March 2016 9,888 0 View
Can anyone explain this method? Especially the last statement where it says only at 1.5 to 2.5mins was the MS/MS connected to the UPLC. How is that possible, is it a feature in this specific...
11 August 2024 8,141 3 View
How to develop investments in renewable energy sources?
08 August 2024 5,112 3 View
If we map as a continuous motion an ionising electron (beginning its journey at n=1) in an H atom, a specific hyperbolic spiral appears (see animation). When we solve this spiral formula, we find...
07 August 2024 5,343 2 View
Let's say we have a standard, regular hexagonal honeycomb with a 3-arm primitive unit cell (something like the figure attached; the figure is only representative and not drawn to scale). The...
07 August 2024 1,937 1 View
Hello What should be done to separate and identify organic acids in HPC when their RetTime is the same?Like oxalic acid with Propanoic Acid.or acids that have a very close RetTime.
07 August 2024 8,782 3 View
I am planning to collect human fecal samples for metatranscriptomic analysis using MGI. These samples are from indigenous people living in a region with high temperatures. I will have access to a...
06 August 2024 1,367 3 View
Hello. Thanks for your consideration to see my question. Recently, I conducted XPS anaylsis of g-CN that is prepared from thermal polycondensation of DCDA, so-called conventional bulk-g-CN,...
30 July 2024 9,824 2 View
Hi everyone, I'd like to better separate two close peaks coming from a bioconversion sample, I'm currently using a C18 KromaPhase 4,6mm Ø.I. SCHARLAU, particle size (µm): 10, pore size (Å): 100,...
30 July 2024 435 3 View
Our department has recently acquired an HPC (High-Performance Computing) system, and I'm thrilled to take my molecular dynamics calculations to the next level using Desmond. I used to run my...
28 July 2024 6,553 1 View
I am looking to predict some production for future onshore wind energy production in Portugal, is there any database with info of performances of the existing wind farms in the country? something...
28 July 2024 1,750 1 View