Can we use distributed acoustic sensing in lab scale (~cm) applications?

I am looking for a way to increase the number of sensors in acoustic emission lab experiments. Fiber optics (DAS) is a natural candidate but the standard resolution is several meters. Is it...

20 September 2020 7,764 4 View

MHCI IP for MS what detachment agent to use?

Dear colleagues, We are planning to run some MHCI IP experiments to identify MHC-bound peptide in adherent cells. I was wondering what do you usually use to detach the cells? I found accutase as...

26 August 2020 2,931 1 View

What is the best way to obtain protein active center for quantum mechanic studies?

Hello there, I am going to model a simple reaction between Fe from heme of human erythrocyte catalase and hydrogen peroxide using QM methods. Before that I need to have valuable structure of...

13 August 2020 8,181 4 View

Which level of theory choose as a reference method?

Hello everyone, I do calculations on compounds with about 25-30 atoms (hydrogen, carbon, oxygen) and about 110 electrons in a water solvent (SMD solvation model). These are optimizations and...

05 June 2020 7,102 10 View

Why does Gaussian converts B3LYP to UB3LYP automatically?

Hello, I'm submit to Gaussian09 input file of molecule as in attached image. The problem is upon execution, when method is automatically changed from B3LYP (restricted by default) to UB3LYP and...

03 December 2019 4,626 2 View

Shipping Arabidopsis seeds to the USA?

I want to send the seeds of Arabidopsis mutants to the USA to my friend laboratory. Is it possible? And is it legal?

05 June 2018 4,545 3 View

What is the sequence of synthetic miRNeasy Serum/Plasma Spike-In Control cel-mir-39?

26 June 2017 4,629 8 View

How to calculate number of all particles in each cell in Fluent?

Hello, I would like to calculate number of all particles in one cell in during dpm simulation in fluent. Macro P_N(p) gives only number in single stream. Have anyone any idea?

10 May 2016 6,660 9 View

Any advice on a viscosity model for polyesterification phenomena?

To specialized in polyesterification: Does it exist any empirical equation that describes behaviour of viscosity changes as time-dependence function? To be precise, there is a precursor solution...

28 November 2015 7,356 2 View

Is there an organic solvent for TiO2 available?

Is there anybody who can reveal which one of organic solvent (or system) will be suitable to dissolve the titanium dioxide? I'm sure it's possible, but in non-conventional route. Any articles or...

18 December 2014 6,074 4 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View