Any suggestion for free mass spec fragmentation prediction software for small molecules?

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Is there an English Translation of the Carl Moller text: ZUR VERGLEICHENDEN ANATOMIE DER SILURIDEN?

I recently came across an anatomy text by Carl Moller that was published in 1915 but it is in German or Dutch neither of which I can understand. I would like to know if there is an English...

10 August 2024 4,347 1 View

What publications should I target as a psychology masters student in the UK?

I am writing a paper as a part of my course. I am new in London and was wondering that what publications should look upto?

21 July 2024 3,538 1 View

I have two problems: 1) the enzyme is not immobilizing efficiently into the MOF material.. 2) the MOF itself has peak on 400nm by using p-NPA test.?

I am working on carbonic anhydrase immobilization into MOFs. I am facing problems with low enzyme loading.. The other issue is that when using p-NPA activity test to detect the activity of the...

20 July 2024 1,440 3 View

What analysis to use for an dependent variable with repeated measures and a independent variable only measured once?

Hi all, I am trying to use mixed effect model to analyze my data, which including a baseline measurement for my exposure (A), and repeated measurements for the outcome (B). I do have some...

17 July 2024 8,682 3 View

I need to know the required time for VDF heating with water for 50-80°C for PVDF Polymerization in ?

i need to know the required time

15 July 2024 4,796 2 View

What analyzes do you use to compare biodiversity in a square, at two different times?

e.g. moment one: square in its normal state moment two: square after cutting large trees and replacing them with dwarf trees.

12 July 2024 8,258 5 View

Which software use to i make this graph quickly and also make more dimensions of this graph( i mean adding vertices or lines in this graph)?

Anyone kindly tell the name of software that make this graph quickly and also tell how we add vertices or lines in this graph with equal distance to get next dimensions of this graph ( i mean how...

11 July 2024 4,499 2 View

Authorship for data analysis?

I participated in 2 research projects in which I was responsible for part of data analysis and figures production. Also, I spent hours trying a new statistical approach -for me- to implement in...

10 July 2024 1,226 5 View

Can other standards be used to generate IRF file instead of LaB6,Si etc.,,, for Rietveld Refinement?

Hi, my research involves in ZnO synthesis. I have performed rietveld refinement of my samples and obtain a good fit using Fullprof suite software. However to obtain the crystallite size, the IRF...

07 July 2024 3,526 3 View

How to calculate corrosion rate from potentiodynamic polarization test data for dissimilar welds?

we need surface area, corrosion current, equivalent weight and density of the metal involved for corrosion rate calculation in mm/year (lets say). For dissimilar metal welds, how can we measure...

30 June 2024 5,943 2 View

Can you connect an HPLC to a Mass Spec only at a certain time point?

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

GC-MS retention index prediticon?

Hello experts, Does anyone know any free software about retention index prediction ?

08 August 2024 7,403 2 View

How to calculate CCS for Sodiated adduct ions and Multiply Charged Ions?

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

How can major oxides determined by ICP-MS/ES be normalized to 100% volatile free? How does this connect with LOI?

I am analyzing cherts from different sources found within one specific geologic formation using ICP-MS/ES. My committee was asking this question about my analysis. I was not sure how to answer this

05 August 2024 7,902 3 View

Usage of internal standards in LC-MS/MS analysis?

Have you ever seen a LC-MS/MS method uses both internal standards and external standards (in matrix matching purpose) but the concentrations of internal standards are outside the calibration curve...

05 August 2024 3,084 6 View

Is it true that the vacuum bomb is about to arrive?

We assume this to be true. We also assume that the vacuum bomb is the latest version of explosives with an explosive power of a few to ten kg of TNT equivalent. It has the unique characteristic of...

04 August 2024 4,534 1 View

Where to find a gene list for CRISPRa/i library screening of regulatory factors that affect pathogenic Th17 differentiation in PBMC?

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

Hello dear researchers. I would like to know what is a normalized mass in an EDX analysis?

EDX analisys

31 July 2024 5,947 2 View

What are the steps of formulating a herbal extract into a sheep/goat drench?

I am working on natural remedies for de-worming in small ruminant livestocks. Part of my project involves formulation of drench-type product, which I have not much experience in. My experience is...

30 July 2024 9,806 1 View

Gas chromatography RT detection?

I am working on algal extract to which gas chromatography (Not GC-MS) spectrum I want to discover. My question is can we identify specific compounds using retention time if I compared the RT with...

29 July 2024 8,034 4 View