Can we compare negative AIC with a positive AIC?

Dear researcher, I need to compare different linear mixed-effects models. I use the same data set. Sometimes the corporation is between two positive and negative AIC. I do not know if that...

12 November 2020 3,253 6 View

Is it possible to detect Graphene oxide or Reduced graphene oxide by TLC? if it is possible which solvants are used ??

I am preparing reduced graphene oxide by using plant extracts...I was thinking if I could use TLC (in addition to UV and IR) to detect the reduction reaction by the increase of hydrophobicity...

24 August 2020 9,644 6 View

Glucose assay in HepG2 cells ??

hallo every one, i need a protocol to measure glucose production in HepG2 cells, actually I need a detailed Protocol that I can based on as a starting point for my research, thank you in advance,

10 March 2020 4,620 4 View

How to obtain the permission to use a Comorbidity Score in a non-profit study?

I would like to want to know how to obtain the permission to use for one / all of the following Comorbidity Scores? If you know the contact e-mail or the respective on-line page. Thank...

28 April 2019 9,431 1 View

Does anyone have information on app users' attitudes to customisation?

28 June 2017 3,867 1 View

How do i calculate the surface energy for surfaces such as these (111), (110) and (100) with the data from material studio castep ?

how can i calculate the surface energy for surfaces such as these (111), (110) and (100) with the data from material studio castep ?

18 April 2017 2,426 1 View

Is there anyone experience in preforming Proliferation assay- SRB with SNU-1,SNU-5 Gastric cell lines?

27 January 2017 9,596 3 View

Does anyone used nanoflares to isolate cells by FACS?

I'm wondering if someone used or is going to use nanoflares (smartflares) to isolate cells based on target mRNA sequences. I'm trying to do it but still have some problems. Could anyone help me?

16 September 2013 7,560 6 View

No title

https://www.surveymonkey.com/r/COVID-19-physicians-questionnaire Dear colleague, Thank you for accepting our invitation to participate in this online survey dedicated to physicians worldwide,...

01 January 1970 1,609 6 View

Journal recommendations in specific databases

Can you recommend journals in economics, management, public administration that are indexed in at least 3 of the following databases: Scopus, EBSCO, EconLit, REPEC, DOAJ, Cabells, JSTOR, Science...

01 January 1970 3,968 5 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

Protein-aptamer gel electrophoresis help, please??

Hi, I have problems with running gel electrophoresis. I have tried agarose gel electrophoresis and native PAGE. I have two proteins, which have molecular weights of ~30kDa and ~180kDa and two...

03 March 2021 4,275 4 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

Why the results when using wall thickness and when using shell conduction are different in ansys fluent?

Actually, I am running cfd simulation for a heat exchanger which has two fluids one hot and other one is cold fluid. there is a solid domain between them, which I removed and instead I have used...

01 March 2021 9,537 2 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

In Molecular Dynamics Simulation, how do I make changes to the force field according to my protein?

Hi In Molecular Dynamics Simulation, how do I make changes to the force field according to my protein? I got this error in the add-ion stage: Fatal error "./ amber99sb-ildn-HHH.ff / force...

01 March 2021 8,747 4 View