When I entered file into OMNIC software, I had a straight line on OMNIC screen (see image attached)
Good morning everyone, Due to the pandemic, I conducted several online surveys. It is quite agile, not at all expensive, but there are several problems: the sample's representativeness and its...
21 February 2021 7,933 3 View
I started a research on analyzing some 23 indicators which are all somewhat related to influence climate change. The objective of my research is relating all indicators together by considering the...
30 October 2020 9,035 51 View
I will be collecting carbonatite samples for LA ICP MS. They will be ground in order to handpick zircon crystals for U Pb geochronology. I want to get 100 zircon grains. What sample weight should...
21 July 2020 2,029 17 View
The IERS Technical Note 2010 for the Effect of solid Earth tides on the Geopotential (chapter 6.2) recommends a 4 step approach: 1) frequency independent part 2) frequency dependent corrections 3)...
06 July 2020 3,495 0 View
I am planning to work on the mineralogy of the rock and lateritic soil samples of the Bingo carbonatite complex in order to determine its REE-bearing minerals and determine its REE prospectivity....
17 May 2020 1,430 18 View
Dears, I would like to know yours opinions: what are the most interesting statistical techniques - in order to understand the relationships between the variables - to analyze categorical data from...
23 April 2020 8,356 6 View
Hello, I have mixed pure clay minerals with two substrates. The clay minerals (quartz, illite, vermiculite and montmorillonite) were mixed with oxalic acid at different concentrations. In another...
25 September 2019 7,875 0 View
Dear We apply a survey (with 1000 informants and 31 questions) using a likert scale (of 7 points). As expected, we have several missing values. We'd like to know which methods you believe are the...
21 August 2019 3,727 6 View
I recently prepublished this paper and deposited it on HAL (CNRS open archives): Radial gravitational wave study, physical interpretation of ... https://hal.archives-ouvertes.fr/hal-02142838...
29 May 2019 481 32 View
Hello everyone, In our lab, we use penicillin/streptomycin/amphotericin products in the cell culture. We were just wondering if we can use any type of solution containing these 3 antibiotics......
31 March 2019 3,930 3 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
The paper in question is "Interpolation of Nitrogen Fertilizer Use in Canada from Fertilizer Use Surveys". This paper was very recently published by Agronomy (MDPI). Agronomy has, in the last day...
07 August 2024 9,934 3 View
Program: g_mmpbsa, version 2024.1 Source file: extrn_apbs.cxx (line 152) Fatal error: Failed to execute command: $APBS pybYcUWA.in --output-file=pybYcUW.out
07 August 2024 6,066 0 View
The first pdf file I uploaded had an error. So I uploaded an updated, corrected pdf of that paper with a different pdf name. I dpon't want the old copy to be download or read.
07 August 2024 9,508 1 View
Dear QE-users, In the method where full MS positive mode and PRM mode are used, we always get an incorrect auxiliary gas reading (41 instead of 25). This only happens in this method; other...
06 August 2024 4,953 0 View
After immunohistochemistry of previously fixed in PFA and EtOH and then frozen 20 μm sections of zebrafish brain, DAPI staining is very weak (right) compared to the same sections stained without...
05 August 2024 9,637 2 View
Dear Researchers Kindly share JCPDS 65-7246 file Thanks in advance
04 August 2024 5,613 1 View
Hi everyone I need a file with a dirty and clean potato image
04 August 2024 7,199 4 View