Review and cite MASS protocol, troubleshooting and other methodology information | Contact experts in MASS to get answers
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Questions related to Mass
Actually, i am searching a software in order to investigate the relation between refractive index of the bone (Volume mass fraction) with micro wave frequencies, which are widely used in...
09 August 2020 3,407 3 View
Hi all, My understanding about the grid used in ToF is it is useful to reduce the broadening due to the varied kinetic energy of the ion. But also it may reduce transmission (90% or less). Is...
08 August 2020 9,501 0 View
Dear RG members The analysis of the mass spectrum of an organic compound is not an easy task and needs high expertise. Is there any free software that can facilitate the prediction of the...
05 August 2020 8,193 15 View
I have a compounds 2'-Deoxyguanosine monohydrate, C10H13N5O4.H2O, with monoisotopic Mass of 285.1073, I wonder if it has the same mass spectrum with 2'-Deoxyguanosine (267.0968)?
04 August 2020 2,287 7 View
While I'm working on a project about landslides on the Tibet Plateau, I encountered many large and valley-filling deposits that seem to be some kind of mass movement but cannot find their source...
31 July 2020 6,277 5 View
I would like to calculate the infinite thickness of a tungsten-containing sample for an x-ray fluorescence experiment. To calculate the infinite thickness, a mass attenuation coefficient is...
28 July 2020 6,220 1 View
I synthesized some (metallo) porphyrins. I am now characterizing them by Mass spec and also confirming their purity by Elemental analysis. The values I got are a little deviated from the...
27 July 2020 3,079 2 View
In mass disaster situations, do you (or your forensic unit) follow Interpol’s disaster victim identification guide? If other protocol is used, kindly specify.
27 July 2020 3,056 4 View
Dear all, I've been trying to identify an unknown impurity in my sample via LC-MS. The problem is, instead of yielding one particular mass in abundance, i have multiple mass peaks for that single...
20 July 2020 7,989 2 View
Recently I'm trying to edit a pure component mass density and heat capacity of an existing component NaNO3 but failed. Could anyone help me on this? Thanks a lot.
18 July 2020 9,619 8 View
I guess for calculating impact parmaeters like maximuym force, impact time and maximum deflection for slow impacts the stiffness derived from the static youngs modulus applies. But what about semi...
15 July 2020 9,151 2 View
Hello, I have been working with Mtb KatG (80kDa) enzyme which forms a covalent adduct between three different amino acids. This adduct formation has been monitored and quantified previously by XRD...
08 July 2020 5,977 0 View
Hi there. Operation of a Thermo LCQ Advantage was perfect until turned it to stand-by. Next day, the system was turned on and everything seemed fine. However, TIC signal completely disappeared in...
07 July 2020 3,287 2 View
Reviews of motorcycles often mention how “light” certain bikes feel when being ridden, even for very heavy motorcycles. BMW is one brand often cited; Moto Guzzi riders are fanatically attached to...
03 July 2020 2,115 6 View
Hello. I want to simulate the forging process of a complex part using the Explicit solution in Abaqus. Due to the complexity of the geometry, I have to use Tet elements. But while solving it, I...
24 June 2020 8,542 3 View
In an expansion unit of closed refrigeration system the pressure drops. The question is whether the pressure drop possible bellow the surrounding pressure or not. If it is possible, then to what...
13 June 2020 942 0 View
Hello , Im doing a structural analysis on a geometry at ansys mechanical apdl. After the analysis , i want to print the overall volume of my geometry in order to calculate the total mass. Im...
10 June 2020 3,603 1 View
i am running a bus rollover simulation and it keeps bringing that error of nodes being shared in two bonded parts.
05 June 2020 2,588 0 View
I have generated the band structure of my material using Wien2k software , Please could you explain me how we can calculate the effective mass of electron and hole for perovskite materials...
02 June 2020 819 6 View
I'm modelling moisture diffusion into this Bi-material. Meaning one fluid diffuse into different 2 material (Pic below). Hence I would require to set different Mass Diffusivity & Porosity in this...
26 May 2020 631 3 View
I am doing multiphase simultion in a 2 D axisymetric geometry in Ansys fluent. My purpose was to obtain air water slug flow without phase change in miniature channel. I have attached both my...
26 May 2020 1,128 0 View
How much biological mass, planet earth can handle accumulatively? What can be sustainable ratio of organic matters vs inorganic matter?
24 May 2020 9,596 4 View
I am working on cross flow condenser.I have made CFD code based on it. My total mass should be 2.817kg every node. I am getting range of 2.817 to 3.192 kg. My highest error in percentage in some...
20 May 2020 6,504 4 View
I was looking for a way to calculate the atomic mass of an Isotope. Taking into account that the mass of proton, neutron and electron are: 1.007276466812, 1.0086649156 and 0,0005485799094 atomic...
19 May 2020 6,981 0 View