Inorganic Chemistry Book?

Hello everyone. I need an inorganic chemistry book named 'Selected Topics in Inorganic Chemistry' written by Wahid U. Malik, G.D. Tuli, and R.D. Madan. I will appreciate it if someone helped....

31 December 2020 7,156 3 View

Is there any way to linearize a MIMO system instead of Feedback Linearization?

I would like to linearize my nonlinear MIMO system (I use this model for reference tracking purposes), but it doesn't fulfill the requirement of feedback linearization. Are there any alternative...

25 November 2020 4,637 3 View

What is the EPA/WHO Maximum Residual Limit (MRL) for pesticides in food?

I searched on internet to find out the MRLs values for pesticides in food but not found any authentic data, can anyone please share link or pdf file of EPA/WHO MRLs standard for pesticides in food.

12 November 2020 5,015 8 View

How to resolve base line issue in GC-MS/MS?

In GC-MS/MS pesticide analysis the base line is neither starting from zero nor it is straight even it is fluctuating from peak to peak. Baseline also vary when changing selected ions in SIM scan....

23 September 2020 6,306 4 View

How we can eliminate background signals/noise in GC-MS/MS?

In GC-MS/MS I run the pesticide mix standard (in Acetonitrile) using SIM mode in which sharp well seperated peaks appeared, but there are ups and downs in base line. The same problem comes when...

08 September 2020 3,935 6 View

Is it possible for single analyte to show two peaks at different retention times in GC-MS/MS?

19 August 2020 3,736 3 View

For what reasons a Peer Review of an article can be rejected/cancelled or called back by a member of the editorial team of a journal?

Some times it happens that the Peer Reviewers take a long time to reply to editor's request to review or to actually review an article sent to them for review. The Reviewer may have conflict of...

14 July 2020 9,221 3 View

Is there any effect of graphene oxide in ionic liquid?

I tried to mix polyurethane and graphene oxide with ionic liquid (EMIM-TFSI) to enhance it's ionic conductivity, will there be any effect in functional group charge (negative -cooh, -oh) of GO or...

27 May 2020 7,333 4 View

X-tremeGENE X RNAiMAX lipofectamine Transfection Reagent?

Dear all, Our lab is considering purchasing the X-tremeGene lipofectamine reagent (Roche), but as we've always used the RNAiMAX for our siRNA transfections, we are a bit concerned with the...

04 March 2020 3,771 3 View

What is the best way for lipid or excipient labeling on liposomal based nanoparticles?

I hope to track my liposome nanoparticles both in vitro and in vivo. I also intend to quantify each excipient ratio from the corresponding labeling (if possible). Does anyone familiar or have some...

28 January 2020 6,822 4 View

How to create rarefaction curves in PAST?

I would like to make individual-based rarefaction curves in PAST software but struggle with creating the right input data table. I have 5 different sites, 7 sampling efforts on each (due to the...

25 October 2020 7,618 4 View

Does Neighbor-Joining (NJ) clustering method suitable to cluster the water quality data?

Dear researchers, I'm using a software called PAST to analyze my multivariate water quality data. For clustering the sampling stations using 14 water quality variables, I found that NJ with...

27 July 2020 2,972 3 View

How to organize my data for carry out a Detrended Canonical Correspondence Analysis with Past?

Hi, I have data of abundance of some tardigrada species and some variables like substrate, altitude and month of sampling. I want to carry out a DCCA with Past for evaluate what relationship...

23 April 2020 7,972 4 View

How can I get individual rarefaction on PAST4 (Paleontological Statistics software)?

Hi, I'm currently working with PAST 4.01 and I have my data organized on a table of 4 columns (treatments) and 45 rows (different bacteria genders) with the amount of genders found in every...

31 March 2020 1,914 1 View

PAST diversity software not running under macOS Catalina... any suggestions?

Hello all, After the update to macOS Catalina, PAST diversity software is no longer running... It's not compatible anymore with the new 64 bits platform... any suggestions? other than using...

13 November 2019 4,647 2 View

PAST diversity software not running under macOS Catalina... any suggestions?

Hello all, After the update to macOS Catalina, PAST diversity software is no longer running... It's not compatible anymore with the new 64 bits platform... any suggestions? other than using...

10 November 2019 9,292 2 View

How to arrange the data for preparing Sample rarefaction (Mao tau) curve using PAST?

I have tree abundance data of six different land use categories and for each category i have taken 12 plots. Now I need to draw Sample rarefaction (Mao tau) curves showing all the six different...

19 September 2019 2,857 2 View

How reliable is PAST (V 3.25) statistical software in diversity analysis (Ecology)?

How reliable is PAST (V 3.25) statistical software in diversity analysis (Ecology)?

05 June 2019 4,994 6 View

Negative values while using a two-way non-parametric MANOVA?

Hello Everyone, I ran some analysis using a two-way non-parametric MANOVA (Anderson, 2001) for a dataset of 186 individuals, 13 dependent variables and two factors with 5 and 9 groups...

31 December 2018 6,191 6 View

Best free statistics program?

Dear all, I have been searching for free options of statistics analysis program. In a quick internet search, a few options have appeared (PAST, PSPP, R, etc). In your opinion, which is the best...

09 October 2018 5,105 6 View