How can you attach polyurethane devices on glass slides?

I am making microfluidic devices made of polyurethane. The problem I am facing is that I am unable to attach these devices to glass slide even after plasma treatment (air plasma). Some of the...

28 January 2021 5,194 2 View

Is the assumption about Delaunay edge true?

01 July 2020 9,998 2 View

Lysis Buffer for RNA extraction?

Dear all, I am working on a magnetic beads based RNA extraction project. Presently, I managed to come up with a lysis to extract RNA from blood samples. However, my PCR results show inhibitory...

06 April 2020 9,953 3 View

Homing Receptors for tumor infiltrating T cells?

I am researching how different culture and expansion conditions contribute to a T cell's infiltration of a solid tumor. Was wondering what the best surface / intracellular receptors or ligands are...

26 June 2019 5,072 0 View

What is the source of basic 'hydroxyl' sites on gamma-alumina surface? Can hydroxyl ions form on its surface with only water present?

Consider an initially non-hydrated gamma-alumina surface. I pass water over the surface hoping it to dissociatively adsorb on the surface giving me hydroxyl radicals adsorbed on alumina surface....

31 March 2019 8,615 2 View

Does any one have a detailed protocol for isolation of Glucocerebrosidase from rat brain, please don't mind to share?

I am working on Gaucher"s disease, in this connection I would like to isolate GCase enzyme from rat brain. so please share the protocol if available. This isolation process should not include HPLC.

27 March 2019 2,591 1 View

Can anyone help me with my Horn Antenna project for 21 cm astronomy?

Me and a group of first year undergrads from my college are working on building a horn-antenna for radio astronomy similar to this...

16 April 2018 8,040 3 View

Can anyone suggest best possible resin for the Human Beta-2-Microglobulin purification from an albumin (60% - 80%) containing sample?

I have a feed containing B2M, albumin and antibody fragments from which i want to purify B2M as my sole target protein using Chromatography resin in one or two steps. If anyone has any good...

12 December 2017 9,312 3 View

Orthogonality of Asymptotic/WKB solution

It is known that the exact eigen-functions of sturm-liouville problem are orthogonal with respect to the weight function. But what happens when the solutions are obtained using approximate...

06 June 2017 486 3 View

How to store geosmin, a highly volatile compound, after breaking the glass ampule?

I have purchased a highly volatile compound known as geosmin. It was contained in a glass ampule. Geosmin was dissolved in dichloromethane (DCM). I made several aliquots of 30Ul in a 1.5ml...

17 January 2017 5,647 3 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

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

Could you recommend any books about Number Theory?

Beginner level books. High level books. Analytical Number Theory. Algebraic Number Theory. Combinatorical Number Theory. Books about partitions. Books about primes.

03 March 2021 7,174 5 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View