What are some good polymer to use for packaging a biological product ,which can be steril by gamma?

As different polymers with different characteristics are exist,I want to know What polymers can be used for packaging an orthobiologic product(bone allograft),which can have enough resistent to...

22 December 2020 8,196 5 View

For LDH activity, is there any difference to add NADH, pyruvate and Tris separately in the well or prepare a mixture of them and then add?

Hi everybody, For LDH enzyme activity, I prepared to different series of buffers based on two protocols: 1-I prepared the solutions of 100 mM Tris, 3.6 mM Sodium pyruvate, 3.4 mM NADH...

22 October 2020 9,855 3 View

Nursing article about corona virus?

Hello Dear I need to catch scholarly articles about people attitude about contagious diseases like corona virus and how to mange their fear despite of maintaining their sensation about it

23 March 2020 6,936 12 View

Thin films of tio2 is made with sol gel (dip-coating) I want to know why when thin film thickness of Tio2 increases, anatase change to brookite?

Thin films of TiO2 is made with sol gel (dip-coating) I want to know why when thin film thickness of TiO2 increases, anatase change to brookite?

26 April 2018 2,142 4 View

Can anybody help me about removing of endotoxin from bacteriophage?

Hi. How can I remove endotoxin from bacteriophage lysate with a simple and high-efficiency method?I will appreciate to help me.

17 October 2016 4,544 1 View

How can I get the clear and high-quality image of my cells have been transformed by GFP vector under florescent microscope?

06 September 2016 6,924 4 View

When results of otsu method is better?for more levels or lower levels?

17 June 2016 1,571 3 View

Hybridoma cell cultures with HT medium?

Dear my colleages I am culturing hybridoma cells about 3 weeks. Now They are in the T-flask. I don't know how many times I must culture them in HT Medium?

27 February 2016 5,245 3 View

Which thresholding techniques are better if our image has Intensity homogeneities?

27 October 2015 9,872 17 View

I am looking for SAS software code for Augmented Design. Can someone help me out?

30 January 2015 2,107 18 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 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 almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

What is the density for pva electrospining?

I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...

28 February 2021 298 3 View

Should we reduce the standard unit of length to 0.31951540592 meter ?

The reasoning behind this question is to align the ratios of the proton potential in energy per charge to the speed of light in distance per time. As these two dimensions appear to be related,...

27 February 2021 947 7 View

How do you mesh a thin solid in Fluent?

Hello, I have used the shell function on SpaceClaim to create thin solids for the model I am studying. These are contained within an enclosure for my study. I chose this approach as it avoids the...

24 February 2021 8,856 3 View

No streamlines present in a small region inside a flow. This means exactly what?

No streamlines present means whether the flow is getting obstructed there and the velocity inside the region is zero? Or else, the fluid is trapped inside that region with a nonzero velocity?...

22 February 2021 5,249 10 View

How to overcome convergence issues in concrete arch models?

Hi, I have modelled a three-span arch bridge with soil fill over along with pedestals. The FE modelling is done in LUSAS with HX8M solid elements (i.e. 3D solid modelling). The non-linearity is...

20 February 2021 1,346 2 View

How to solve the fatal error "the entire source was rejected" in MCNP?

Simple geometry was made having concentric cylinders bounded by a square region. The geometry has a reflective boundary. The source was defined at one point in the boundary and when it had been...

17 February 2021 4,364 3 View