Could Silver NPs be detected from IR spectroscopy?

More Kasim Fawzy Ahmed's questions See All

What is the different between the words spectroscopy and spectroscope?

What is the different between the words spectroscopy and spectroscope? for example, should we say Raman spectroscope OR Raman spectroscopy?

06 July 2017 2,972 10 View

In SEM, a dielectric specimen coated with a metallic.

Why in SEM, a dielectric specimen coated with a metallic? and why the metallic coating should be a carbon or gold?

06 July 2017 3,771 3 View

The meaning of the word "Recently" in scientific articles?

In scientific articles, we usually use new references so we say : Presently, a group of researcher found that.....[6, 10]. So, How much should our reference (as: 6 or 10) to be new when we said...

01 February 2017 1,055 0 View

Difference between DSC and DTA graphs

What is the difference between DTA and DSC characterization graphs (especially for glasses?

07 August 2016 6,975 1 View

Why the glass is transparent?

Why the glass is transparent (Physically)?

06 July 2016 3,430 2 View

What is the difference between EDX and XRD?

Can both give us the same results?

06 July 2016 6,699 9 View

What make diamond so hard and glass so brittle?

Diamond has a higher index of refraction than ordinary glass, and is also more "dispersive". The index of refraction of diamond varies more with the wavelength of the light than does that of...

06 July 2016 2,034 2 View

Are there better metrics to measure scientific quality than impact factors?

Are there better metrics to measure scientific quality than impact factors? and does this a good way to measure scientific quality?

06 July 2016 601 0 View

Are impact factors a good proxy for scientific quality?

There is considerable discussion in the scientific world: Is the impact factors are a reliable instrument to measure scientific quality?

06 July 2016 3,995 0 View

What is the difference between single crystal XRD and powder ?

What is the difference between powder and single-crystal X-ray diffraction ?

06 July 2016 6,768 18 View

Hello researchers Is this a random laser or just fluorescence?

I am using Rhodamine6G as gain medium and silver nanoparticles as scatterers on a microscope slide and laser input 532 nm comes from above.

09 August 2024 9,894 2 View

Fabrication of narrow glass capillary (inner diameter 200~500 nm)?

I need a very narrow glass capillary for my research. How can I make a glass capillary with an inner diameter of around 200 to 500 nanometers?

08 August 2024 8,915 0 View

Absorption coefficient of methane?

Hello, Can anyone provide me with the absorption coefficient of methane gas at 7.7 um? Any reference?

06 August 2024 980 5 View

Why might the impedance values for DI water and 0.1X PBS buffer solution exhibit a decreasing and increasing trend, respectively over time (HP 4194A)?

Hello everyone, I'm encountering an issue with my electrochemical impedance spectroscopy (EIS) measurements and would appreciate some insights. Experimental Setup: Electrodes: Gold interdigitated...

05 August 2024 3,783 2 View

Mossbauer spectroscopy Co0.6Mn0.4Fe2O4 MNPs?

Following curve related to Co0.6Mn0.4Fe2O4 Magnetic nanoparticles with extra phase a-Fe2O3. I will appreciate to help me to interpretation this spectroscopy, especially the blue line.

31 July 2024 9,140 2 View

How to calculate conductivity using Electrochemical Impedance Spectroscopy's Nyquist plot?

Hello everyone, I am new to this characterization but watching videos on youtube I have already plotted a Nyquist plot (Z' and -Z'') and already fitted models on my material using Zsim. But now I...

29 July 2024 1,376 0 View

While doing Chronoamperometry, when the light is turned off, why the current is not decreasing sharply?

Here, I have used Ag/AgCl as reference electrode and 0.5M KOH.

29 July 2024 4,538 3 View

Why semicircle of nyquist plot is not complete?

While I am doing HER, I noticed that nyquist plots of Electrochemical Impedance Spectroscopy (EIS) is not complete. Will it affect for the Linear Sweep Voltametry (LSV) data? However, I can found...

26 July 2024 7,542 4 View

What is single absorption ESR spectroscopy ?

In the context of Electron Spin Resonance (ESR) spectroscopy, under what conditions is an absorption spectrum considered to be a single absorption spectrum?

25 July 2024 2,325 1 View

Can we fit a gaussian Fit on a LIBS Peak ?

Though much literature suggests fitting a Voigt profile on a LIBS peak, is it also possible to fit a Gaussian profile on the LIBS peak? I have 204 spectra files, and I am building a pipeline for...

23 July 2024 6,127 1 View