What causes the white coloration in shelf fungi?

During late June of 2020, I had picked some relatively fresh Schizophyllum commune. By the time I got around to examining them, they had become dried and shriveled. I placed the point of...

02 December 2020 4,193 3 View

Is there a proper citation for the human genome assemblies?

I am currently writing up results from a study that utilized the hg19 [Genome Reference Consortium Human Build 37 (GRCh37)] for analysis and I have not been able to identify a way to cite this...

24 November 2020 9,960 2 View

Professional Engineer's Code of Ethics: What & How To Assure Compliance?

Historically, the subject question has been met mainly with "After The Fact" assertions. Yet when one learns of the infrastructure failures . . .bridges, tunnels, pipelines, highways. . . it...

11 November 2020 3,574 3 View

Parsing error in autodock vina?

I'm trying to use autodock vina, and I received the following error for the ligand file when running the configuration: "Parse error on line 26 in file "15.pdbqt": Unknown or inappropriate...

21 October 2020 7,245 1 View

How do we use adjusted prevalence rate (aPR) in a meta-analysis?

Hi, I am doing a meta-analysis using Review manager determining association between increase in pollutant concentration and the risk of a particular disease. Majority of outcomes are reported as...

20 October 2020 10,012 3 View

How can I calculate prevalence ratio on Stata?

Hello, Our study aimed to estimate the stress prevalence among health professionals who works on pre-hospital services. The dependent variable was the presence or absence of stress (dichotomic...

16 August 2020 9,595 5 View

Q1. What changes have been observed in the professional lives of our CE graduates ? Q2. What CE academic programs have developed?

In June 1995, the culmination of some 3 years or so of preparation, led by professor Dr. Jim Yao, Texas A&M, resulted in an "ASCE Education Conference" in Denver, CO. At the end of that...

12 August 2020 1,069 3 View

How can I delete a document and replace it with proper text?

I have added a new document to my documents but found it was the wrong file. How do I delete the current document so I can replace it with correct one.?

03 August 2020 292 1 View

No title

16 June 2020 2,168 1 View

Native English speakers and/or PIV intermediates: Could you check the wording of my PIV tool...?

Hello everyone, I have made a free PIV tool for Matlab in English, but I am not a native speaker. I would like to make the tool as clear as possible because it is used quite often. Could someone...

09 June 2020 5,449 3 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

Can chitosan alone can act as a reducing agent for Cu(0) nanoparticle sythesis?

[Synthesizing Cu nanoparticles without using chemical reductants]

01 March 2021 8,359 1 View

What are the new 2D nanomaterials were used for Silver nanoparticles stabilization?

In the stabilization of AgNPs are vital in current research interest. However, some of the 2D nano-materials like graphene oxide, MoS2, etc... previously used to stabilize it. But still they shown...

01 March 2021 2,207 3 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

How to check the uv-vis absorption of nanoparticle by surface plasmon resonance?

I try to check the uv-vis absorption of Indium nanoparticle. Now I am measuring in solution, can I measure it in the form of a film?

01 March 2021 930 3 View

How to remove the residual PDMS on the silicon mold?

Incompletely cross-linked pdms are difficult to remove.

01 March 2021 798 3 View

Distribution of particles in metal matrix?

How would define the "good" and "poor" distribution of particles within the matrix. Is there a quantitative solution to assess the distribution of the particles, which then having denotation of...

28 February 2021 7,397 8 View

How can I calculate the rdf of water molecules around 'Na' ions that are closest(adsorbed) to the nanoparticle(solute)?

Hi, I want to calculate the radial distribution function for water molecules around the Na+ ions adsorbed on the surface of a spherical nanoparticle using the gromacs trajectory dynamically? For...

28 February 2021 5,650 1 View

What pH condition required to coat APTES on silica coated Fe3O4?

It's a hydrolysis reaction, which may produce by either acid or base-catalyzed reaction. so can anybody help me with this, which condition is suitable for this reaction?

26 February 2021 1,760 8 View