I am in need of a DLS/ELS system for SPIONs. Can anyone provide some results, if I send samples?

13 July 2016 1 4K Report

I am in need of a DLS/ELS system for SPIONs. Can anyone provide some results, if I send samples? I will offer co-authorship.

Alexander Malm

Dear Evan,

I have passed on the details of your request to one of my colleagues. Someone from our US team should hopefully be in touch with you.

Badges
Science topic

More Evan K Wujcik's questions See All

What is the original citation for the commonly used activity factors for converting basal metabolic rate to total caloric need?

I see the same activity factor (multipliers) in research papers and websites, but I cannot find where they come from. Does anyone know where these originated? I am looking for an original...

18 February 2021 7,635 2 View

Can I create (compute) a new variable for a construct with an acceptable Cronbach Alpha value?

I have 5 Likert scale questions in my questionnaire that seeks to measure Construct A. It has an acceptable Cronbach's Alpha value of above 0.7. Does this mean that I am able to create (compute)...

19 September 2020 6,141 15 View

For a nonparametric multiple-to-one comparison, would a Friedman's Test or multiple Wilcoxon Signed-Rank Tests be more suitable?

Example: A group of 30 people rated their satisfaction levels of places A, B and C - There are 3 dependent variables, which are the ratings of places A, B and C on a 5-point Likert scale Running...

02 September 2020 2,503 3 View

Am I able to conduct a one-way ANOVA repeated measures test or only multiple paired sample t-tests?

Hi all, I am doing a survey where I would like to see if there is any difference in the amount of money customers spent at place A, and place B, C, and D. As the survey will be distributed in...

31 August 2020 2,773 4 View

Can I include an "others" options in this question?

Hi all, this is an excerpt of a question that I am planning to include in my questionnaire to find out the reasons why people visit place X. My intention is to compute the means of each reason and...

31 August 2020 3,362 11 View

Can I recode missing values as zero in the Friedman's ANOVA test?

Hi, this is a sample of my data set, where respondents are supposed to rate the 10 variables from 1 (most important) to 10. However, as not all 10 variables are displayed to respondents, this has...

30 August 2020 8,951 5 View

How many feathers does a bird (or specifically a Peregrine Falcon) have?

HawkWatch International's education team got this great question from a kindergartener in class. I have no idea. Would love to get a scientifically accurate answer back to the kid! Any...

25 May 2020 5,322 3 View

Distinguishing adults/juveniles from field measurements of small mammals?

Say a researcher was interested in determining the number of adults vs. juveniles of species X trapped during a small mammal survey. Does there exist a relatively reliable way of doing this based...

15 May 2020 2,304 1 View

Can anyone suggest a method to synthesize LLZO (Li7La3Zr2O12) for solid electrolyte of Li ion battery?

The garnet like LLZO is prepared mainly through solid state reactions. Can anyone suggest me a method other than solid state method to synthesize LLZO?

29 September 2019 9,630 5 View

Inclusion of BSA in ROS marker protocol.

Hi All, I have come across a few studies where inclusion of BSA in buffers relating to use with ROS markers, specifically H2DCFDA and DHE. I refer to Arthur et. al. paper titled, "ITAM...

03 July 2017 4,816 9 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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 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

Is there any effect of different colours of light (white, red, yellow, blue etc.) on the rate of photosynthesis? If yes, why?

Light is inevitable for the process of photosynthesis reaction. Naturally sunlight plays the vital role for this process. Light may be of different colours like white, red, yellow, blue etc....

02 March 2021 7,890 2 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 can I make stacked bar graph with scatter plot?

I want to make a stacked bar graph with showing each data value as dots. I tried with graph pad prism, version 6, but could not succeed. Does anyone have tried before making such graphs?

01 March 2021 9,383 1 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