Photons possess no rest mass.
Yes, they have mass. For now due to the Higgs mechanism; a deeper theory is lacking.
Fission and fusion create energy from matter.
09 October 2012 4,306 45 View
In a previous question of mine, there was given an expression relating the maximum velocity of lignt to the maximum gravitational force. That expression seems to explain why black holes continue...
05 June 2012 4,580 66 View
Water boils at 100 degrees Centigrade. Water freezes at zero degrees Centigrade.
01 February 2012 7,913 44 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
Hello experts, Does anyone know any free software about retention index prediction ?
08 August 2024 7,403 2 View
I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...
08 August 2024 8,329 0 View
Hello, everyone. I have tried to determine carrier motilities of some materials, by Density Functional Theory, using Quantum ESPRESSO. There are a few methods to do it, like a package called...
04 August 2024 8,894 1 View
average particle size calculation from TEM
04 August 2024 2,921 1 View
TEP presentation caption (The Environmental Project) Re: Why should Washington’s DC, or any country government point of location think of as nowadays of as to being 'tomorrow as to come! if it...
03 August 2024 2,484 1 View
Dear Researchers I need to know, how to load and plot 2D-PIV (particle image velocimetry) recorded velocity vector field data in Tecplot? Thank You
02 August 2024 3,615 1 View
The delta function seems produce logical contradictions when analyzed on a fundamental level. I would be curious if anyone else agrees.
31 July 2024 10,109 3 View
I want to perform a CRISPRa/i library screening for candidate regulatory factors that affect pathogenic Th17 differentiation in PBMC. But I am wondering how to define the size of gene library, so...
31 July 2024 2,150 0 View
EDX analisys
31 July 2024 5,947 2 View