Are there stars inside of a reflection nebula?

More Gustavo Tramontin's questions See All

Problems to find a region of a Virus gene?

We have a couple of primers but when we make a blast for those primers we see two results: When I use Blast from NCBI, I found many lineages which anniling with many lineages. But when I want to...

01 July 2024 7,644 3 View

What is your preference regarding Artificial Intelligence apps/methods/platforms for image analysis?

Please, let me know the apps, platforms, or methodologies based on AI to analyze images, such as radiographic or histology images. Tell me your experience of using AI in assessing patterns,...

30 June 2024 4,430 4 View

About mineral exploration?

Are there any techniques at ore exploration that could replace the compass-tape measure of mineralized structures?

14 June 2024 3,254 2 View

¿Cuánto conoce usted sobre sistemas de humidificación para pacientes en ventilación mecánica?

A través de este link que figura a continuación lo invitamos a participar del estudio "Encuesta de Enfoque Doble con Énfasis en Sistemas de Humidificación de Calentado...

09 June 2024 8,350 0 View

Are there any references available about experimental data on the sticking coefficients of atomic neutral H on Cu surfaces?

I have been searching for experimental data on the sticking coefficients of atomic neutral hydrogen on copper surfaces as a function of the initial kinetic energy of the beam, but I have only...

06 May 2024 8,714 1 View

What are the best research documents on process management in construction?

I am looking for research documents on process management in the construction sector. Articles that address topics related to continuous improvement, Kaizen, among others.

09 April 2024 9,467 1 View

Does anyone knows of a free software for reading STR in a 3500 analyzer (Applied Biosystems)?

We are mounting the STRs technique on an applied 3500 device (Applied Biosystems), which we usually use only for human identification (HiD). It turns out that we realize that reading STRs requires...

03 March 2024 949 1 View

Alternating Co-polymer through DFT?

Hi, I am a begineer in DFT calculations and I need to characterize an alternating co-polymer. I would like to know if you have some suggestions or additions on how to achieve this. I have just...

04 February 2024 9,668 1 View

Diblock copolymer monomer construction in Gaussian?

How would you build a diblock copolymer monomer using Gaussian? I would like to receive guidance or feedback on the following or any other methodology, please. 1) I am going to run MD of diblock...

21 January 2024 2,521 0 View

Solvation using tleap AMBER and Packmol?

Hi, I was wondering if you could guide me on regard of a polymer aqueous solution simulation. I have parametrized a 3mer PEO polymer through AM1-bcc using tleap AMBER to get a file.pdb output...

05 December 2023 3,676 1 View

Can you connect an HPLC to a Mass Spec only at a certain time point?

Can anyone explain this method? Especially the last statement where it says only at 1.5 to 2.5mins was the MS/MS connected to the UPLC. How is that possible, is it a feature in this specific...

11 August 2024 8,141 3 View

How to develop investments in renewable energy sources?

08 August 2024 5,112 3 View

Separation of organic acids-HPLC?

Hello What should be done to separate and identify organic acids in HPC when their RetTime is the same?Like oxalic acid with Propanoic Acid.or acids that have a very close RetTime.

07 August 2024 8,782 3 View

RNA later for the preservation of RNA in fecal samples at room temperature for one day (37°C)?

I am planning to collect human fecal samples for metatranscriptomic analysis using MGI. These samples are from indigenous people living in a region with high temperatures. I will have access to a...

06 August 2024 1,367 3 View

Is Galaxy.org good to use for research for analyzing data and for publication?

Hello all, I wanted to know, can I use galaxy (USA, Europe or Australia) platform for analyzing the shotgun data, and can it be used for publication purpose as well? Thanks :)

06 August 2024 6,610 4 View

Is artifacts in XPS possible to build high deviation in binding energy larger than 5 eV??

Hello. Thanks for your consideration to see my question. Recently, I conducted XPS anaylsis of g-CN that is prepared from thermal polycondensation of DCDA, so-called conventional bulk-g-CN,...

30 July 2024 9,824 2 View

How to improve peaks separation in HPLC?

Hi everyone, I'd like to better separate two close peaks coming from a bioconversion sample, I'm currently using a C18 KromaPhase 4,6mm Ø.I. SCHARLAU, particle size (µm): 10, pore size (Å): 100,...

30 July 2024 435 3 View

Is space-time dilation conceptually equivalent to space-time expansion?

Relativistic space-time is described as a four-dimensional continuum comprising three dimensions of space and one dimension of time. In this framework, space and time are interwoven, forming an...

29 July 2024 5,365 2 View

How to use Desmond in HPC ?

Our department has recently acquired an HPC (High-Performance Computing) system, and I'm thrilled to take my molecular dynamics calculations to the next level using Desmond. I used to run my...

28 July 2024 6,553 1 View

Is there a database with onshore wind production for the wind farms in Portugal?

I am looking to predict some production for future onshore wind energy production in Portugal, is there any database with info of performances of the existing wind farms in the country? something...

28 July 2024 1,750 1 View