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Questions related to Scanning Electron Microscopy
I prepared a dilution of 1ml iron oxide suspension in 9ml of 70% ethanol, sonicated in a bath sonicator for 2 hours. After sonication a drop of sample was placed on a glass slide and dried for 2...
18 August 2021 1,000 6 View
Textbooks always say that SEM uses a self-biased electron gun with a variable resistor. When the emission current passes through the variable resistor, a bias voltage is generated on the Wehnelt...
18 August 2021 6,519 1 View
I am looking to measure the degradation of an injectable collagen hydrogel when exposed to an enzymatic media but I am having a difficult time finding a method that works when the gel cannot be...
16 August 2021 4,247 4 View
What is the precise difference between the mechanism of measurement of XRD, TEM, SEM, and FISEM
21 July 2021 5,091 5 View
Hello, I am trying to capture the vibration signals of roads using a mobile robot. For that purpose, I need a contactless vibration sensor. As I am using a jetson nano as the brain of the robot, I...
15 July 2021 3,314 0 View
Respected members, I want to know how to report such result in research where second order relationship comes into existence. For eg Variable A, B and C ; all are individual and separate...
29 June 2021 8,918 4 View
Hi, I wanted to cover a large area for EBSD analysis which was not possible with single scan. So I took multiple scans with some area overlap. Can I join thos scans somehow and analyse as a one...
24 June 2021 7,590 3 View
We have been advised to fix cyanobacterial samples before coating and SEM microscope analysis. I can't find a protocol for cyanobacterial cells fixation method to follow step by step. Do you have...
10 June 2021 2,044 4 View
In general, frequency of characteristic x-ray emanating from any certain element rises parabolically with Atomic Number, as per Moseley's law on X-ray. Lighter elements emit lower frequency...
30 May 2021 8,524 2 View
I am using a Fei Quanta 200 equipped with an EDAX detecting unit and the Genesis Software (version 4.52). This behavior seems to appear in a variety of samples. The attached elemental mappings are...
07 April 2021 9,305 3 View
Does anyone know what these strange structures (A,B,C,D,E) could possibly be? Some informations that might be useful: -This is a PAN nanofiber mat (10%wt in DMF) that was electrospun with a...
06 April 2021 8,775 11 View
For my work I need to export data from "material project data base". Though there is option of export data, but that is not working. If you kindly solve this problem as soon as possible it will...
29 March 2021 1,166 2 View
i.e. can an assumption be made that lower bond energy may cause fast growth rates in crystals if all the other parameters are kept constant.
09 March 2021 6,795 3 View
I want to prepare bacterial samples to observe the bacterial cell lysis by bacteriophage protein (endolysin) through scanning electron microscopy. Please, anyone can share the protocol of...
02 February 2021 1,539 3 View
Hello, I am an Undergraduate Final Year Student, I would be so glad if someone gives me a guideline for recent SDN thesis topic which would be suitable for Undergraduate Student.
27 January 2021 8,057 7 View
Does Epoxy clay nanocomposite sample require surface preparation. I am going for Gold sputtering to make the surface conductive. I guess there is no need to clean or polish the surface beneath the...
05 January 2021 2,240 8 View
I have a jitter issue with a ReTOF mass spectrometer I'm working with. I assume that it cannot come from a trigger issue since the PCI card that collects the signal from the multi channel plate...
10 December 2020 303 0 View
Hi! 1. Does anyone know if JMP can be used to run a Monte Carlo Simulation for calculating the minimum sample size required for a structural equation model? 2. While using Daniel Soper’s sample...
23 November 2020 8,093 2 View
Dear all, I am wondering how is the precise way to determine the film thickness from the cross-section of SEM with a certain degree of surface roughness? Shall I determine the film thickness...
20 November 2020 5,952 3 View
i synthesized pyrochlore nanopowders and i want to get a clear image using SEM techniques but oI have to know more about the parameters
13 October 2020 4,391 5 View
I need to analyze the cross-section surface of highly porous granules with the SEM but I don't know how to prepare the samples. Is there anybody who have an idea of how to flatten porous and...
08 October 2020 5,097 9 View
I would like to know the usage of the given methods in biofuels or biodiesel particle stability. I would like to know the applications of these methods in biodiesel? Can anyone suggest me,...
06 October 2020 6,277 2 View
I want to embed some metallic particles in a polymer (like PDMS which is very viscous for my purpose) by coating a glass slide with it, drop-casting the particles on it, and then subjecting it to...
27 September 2020 5,667 4 View
I need to defend my research proposal for the methodological part.
23 September 2020 4,482 3 View