What are the Terahertz Time Domain Spectroscopy methods?

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How to culture mouse pheochromocytoma cells (MPC)?

Hi Everyone, Has anyone here worked with MPC cell line? Any tips or tricks? I am just venturing into cell biology and any advice on this topic would be highly appreciated. Thank you so much. Niusha

22 February 2021 3,891 2 View

Do you know what happen in reaction between Ni2SO4.6H2O and DMG (dimethylgolyoxin)?

I want to use DMG as a reagent for detecting Ni in a solution. in their reaction they form a complex together which color is pink. I attached a picture of the reaction. my problem is I can`t find...

01 January 2021 7,200 3 View

No title

This phase is a ternary phase in Al-rich region of Al-Ni-Cr alloy system with a typical chemical composition of Al74Ni8Cr18.

06 September 2020 5,950 3 View

How can i make a 1000 ppm Ni(II) solution?

I try to prepare 100ml of a 1000 ppm Ni(II) solution by solving NiSO4.6H2O in ionized water. To do so I add 0.45g of NiSo4.6H2O to the water. i would appreciate if anyone tell me whether it is...

31 August 2020 7,807 4 View

Is it possible to see the redox peak in CV while did not observe plateaus in the charge-discharge curves?

Dear researchers I see clear redox peaks in CV, but i did not plateau in the charge-discharge curves. Does anyone know the reason?

04 February 2020 707 9 View

Has anyone ever experience for Aflatoxin determination in meat by HPLC?

29 December 2019 389 4 View

What are the antenna design challenges for 5G handset uses,these days?

any suggestion on recently designed antennas for 5G handset uses.

08 November 2019 5,509 4 View

How can i amplify fragment of approximately 3100 bp?

Hi, I want to amplify fragment of approximately 3100 bp from bacterial genome for cloning in pET28a using NcoI and XhoI restriction enzymes. I performed PCR using following program:...

24 July 2019 6,115 7 View

Is there any procedure to synthesis [(NH3)5 Ru SC6H5]2+ from RuCl3 and Diphenyl disulfide?

I need to prepare [(NH3)5 Ru SC6H5]2+ from RuCl3 and Diphenyl disulfide. So at first Ru(III) should be reduced to Ru(II) by zinc powder and then Ru(II) oxidize to Ru(III) by diphenyl disulfide to...

19 May 2019 1,064 1 View

Gold nanoparticle deposited on carbon printed electrode generate redox peak in the CV?

When i test the gold nanoparticle coated carbon printed electrode in the PBS, I see the redox peaks but the potential for the Au to reduce or oxidise is not in the range of my CV(-0.3 to 0.7). Can...

27 March 2019 7,519 3 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

Why initial concentration of Pb not the same as calculated one when testing using AAS?

I am currently doing research on the adsorption of heavy metal using magnetic reduce graphene oxide. I use AAS to determine the concentration of the heavy metal. I prepare the Pb solution with...

26 February 2021 9,580 4 View

Is this the write procedure for acid digestion of soil for heavy metal analysis using AAS?

How to do acid digestion of soil sample with 3:1 aquaregia in an open vessel?

23 February 2021 3,053 7 View

How can I simulate the optical absorption spectrum of a biomaterial (like DNA or protein) in COMSOL?

I need to simulate the optical properties of a biomaterial, namely DNA, in COMSOL. Basically I need to simulate the IR absorption spectrum of a cylinder filled with a 'concentration' of DNA. I am...

21 February 2021 3,043 3 View

Unusually Busy Raman Background?

Hello, I am observing a nearly periodic background spectrum for a wide variety of SERS substrates. I see this response (attached below) for bare Au films, Cu films, and Au nanoparticles on...

15 February 2021 9,922 5 View

How to determine the drug loading and the drug release capacity of a polymer micelle using UV spectroscopy?

Currently, I am working on PLA-PEG copolymer micelle for the drug delivery system. I have seen several papers where some researcher talks to centrifuge the drug-loaded micelle to separate the...

13 February 2021 5,822 7 View

Please how can i write a proposal on the methodolgies of AAS to determine heavy metalsin water?

Please I want to write a proposal on the methodologies of AAS to determine heavy metals in water. please any link can help.

08 February 2021 3,587 7 View

Handheld Portable Raman spectroscopy systems - recommendations and experience?

Hi all, I am looking for some general feedback and information from those that have experience using handheld/portable systems? I am looking at the prospects of using an off the shelf system from...

07 February 2021 9,691 3 View

Could we interpret the intensity of the peaks of the FTIR spectrum correlating to the concentration of some compound?

If we analyze the extract of two plants from the same species (for example) and there are very similarities between the two IR spectra except for the intensity of one peak at the same wavenumber....

05 February 2021 2,630 5 View

Why E1g mode (Molybdenum disulfide) is undetectable in Raman spectroscopy?

I synthesized 1T/2H hybrid phase MoS2 on a graphite foil surface by hydrothermal method, and then analyzed it by Raman spectroscopy. As a result, three new peaks correspond to the 1T phase were...

04 February 2021 6,580 2 View

Jürgen Weippert

These two recent reviews and the references therein might give you a starting point regarding the use of THz/Ir-spectroscopy:

Article Time-resolved infrared spectroscopy in the study of photosyn...

Chapter Introduction to State-of-the-Art Multidimensional Time-Resol...