Which is the best silane for making a borosilicate glass surface hydrophobic permanently? and what is the protocol?

Regarding my needs I am looking for a glass coating agent that makes the glass hydrophobic permanently

09 February 2021 3,924 5 View

Chi square test for the over time tested variable ?

16 November 2020 8,291 4 View

Anyone knows how to extract RNA from samples with high starch content (wheat) by using RNeasy Plant Minikit?

I am using 74904 to extract RNA from wheat seed and I have tried both of the lysis buffer. As it is mentioned it protocol, buffer RLT is the lysis buffer of choice but it may cause...

14 October 2020 9,409 7 View

How long does it take for MCF-7 cancer cells to adhere to the microfluidic surface? Is 24 hours enough?

Hello everyone. We have cultured MCF-7 cancer cells in microfluidics several times and incubated them for 24 hours, but as the nanomaterial passed through the cells, the cells moved and no cell...

05 September 2020 7,292 3 View

Dear Sirs How i can model closed end pressure vessel over warped with carbon fiber epoxy resin 4 layers with aluminum linear by ANSYS software?

Dear Sirs How i can model closed end composite pressure vessel over warped with carbon fiber epoxy resin 4 layers stacked as [+45/-45/-45/+45] with 0.4 thickness aluminum linear vessel dia is...

10 November 2018 6,316 3 View

How can I make DMEM F12 with 30mM glucose concentration for induction of stress oxidative in HUVEC cells?

Hi dear researchers, DMEM F12 glucose concentration is 17.5mM, I added D_glucose in basal cell culture until reached 30mM, but HUVEC cells had better grown than control group after 48 hours. I...

06 April 2018 8,650 1 View

Clustering network vehiculer in ns2?

I need to compare my work with the Reservation-Based (RB)code that described in the "Offloading Floating Car data" article. Can anyone give me the its code? I work with ns2 simulator

06 September 2017 3,631 1 View

What is the longest lifetime reported for electron and holes in perovskite solar cells to date?

When these materials get excited with light, electron and holes are generated but it is important for them to hang arround for a while before they recombine so that more photocurrent will be...

26 August 2017 9,161 11 View

What is the density of poly vinyl alcohol (SB220)?

Density of PVA (SB220)

06 February 2017 8,921 5 View

Why the type of organic solvent can affect particle size of nanoparticles in film hydration method?

For example dichloromethane and chloroform

11 November 2016 1,428 1 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 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

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

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View