Will be published soon the Second Edition of "The History of Physics in Cuba"?

More Marlon Gonzalez-Perez's questions See All

What applicatins has Optics in Civil Engineering?

Optics intended as the field of Physics wich studies the light, and it possible application in the labour of an civil engineer.

10 November 2017 5,591 0 View

In your opinion, which is the best software to make all kinds of graphics?

Regarding the ease of use, quality of graphics, accessibility, etc.

07 August 2017 2,353 10 View

Does anyone have any protocol for processing brain samples for flow cytometry?

We need to analyze labeled cells in the hippocampus by means of flow cytometry, however we do not know the protocol for processing brain samples

31 December 2016 7,205 1 View

How to calculate Tetramer conjugation with Strepavidin-Fluorochromes (other than APC, PE)?

I use MHC Class II tetramers alot in my studies. I'm wondering if someone has used fluorochromes OTHER than APC, PE for tetramers.If so, how did you go about making the calculations for...

01 January 1970 6,749 6 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

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 upload pdf of my articles published?

03 March 2021 2,183 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

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 View

Would adding books published in Lambert Publishers increase my RG impact?

There are some books published in LAP. Shall I add it to the RG?

02 March 2021 2,753 1 View

How Relativistic effects is one reason for lanthanide contraction?

The Lanthanide contraction which is the decrease in ionic radii of the elements in the lanthanide series from atomic number 57, lanthanum, to 71, lutetium, is due to poor shielding of the 4f...

01 March 2021 2,272 4 View

Is Journal of Agricultural Research a predator?

it is published by Juniper

28 February 2021 354 4 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