Is there any simple way for identification of oxygen vacancy in Perovskite oxide with Raman spectroscopy?

More Seyedeh Faezeh Hashemi Karouei's questions See All

Is it possible to increase the intensity of UV-vis absorption of DNA EITH A LIGAND IN the groove BINDING mode?

Is it possible to increase the intensity of UV-vis absorption in the interaction of the groove connection mode?

29 June 2024 4,867 4 View

Equation of calculating ammonia nitrogen?

i was determined ammonia nitrogen by phenol hypocholorite method, now i have some data like wieght of sample and absorption level at 630 nm and standard curve and standard equation obtained from...

15 May 2024 2,096 2 View

Is it possible to use sodium polyphosphate instead of sodium hexametaphosphate when measuring soil texture?

Is it possible to use sodium polyphosphate instead of sodium hexametaphosphate to measure soil texture? How and in what concentration?

06 April 2024 5,805 5 View

How can I calculate Gibbs free energy for ligand-protein in Schrödinger?

I have done the docking process using Schrödinger for several ligand-proteins, how to calculate the value of ΔG for each of the ligand-proteins? regards

19 February 2024 5,869 3 View

Can the solution of the Fokker-Planck equation exhibit negative values?

Is it possible for the solution of the Fokker-Planck equation to have negative values? I am referring to the mathematical aspect, irrespective of its physical interpretation. Additionally,...

25 December 2023 560 3 View

I have the problem whit cell uptake?

Hi everyone I synthesized carbon dot with folic acid and citric acid with DMF solvent. After analyzing, it was found that there is no problem with the synthesis. But using a fluorescent...

23 December 2023 4,111 3 View

What is the alternative Handover Triggers in srsRAN?

After reviewing the latest srsRAN documentation, I understand that handovers are facilitated by modifying RR configuration files. I am curious if it's feasible to implement handover scenarios by...

07 November 2023 3,959 2 View

Selecting the most appropriate teaching materials for Heterogeneous research groups?

In my research, I have four classes of students, and these classes have been divided into four groups. The students in these groups are pursuing their studies in four different academic...

27 October 2023 8,335 3 View

Revising & Editing ?

Dear Colleagues I would greatly appreciate it if one of my esteemed colleagues in the field of English language education could assist in native-like reviewing, editing and revising a research...

15 October 2023 9,043 3 View

Indirect live/dead assay?

Can bioprinted-scaffold extract be used indirectly for live/dead (AO/PI) cell staining like the indirect MTT? Thank You

25 August 2023 7,103 0 View

Aspen Plus Simulation?

Greetings When one is to perform Simulation or modelling of Pyrolysis of Biomass Waste materials using Aspen Plus software, and one has both the macromolecules breakdown (Cellulose, Lignin and...

06 August 2024 5,023 1 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

Why results of ROS flurescence are negative as there was no bacteria within?

Hello. I am working on ROS production of two systems: system A is cerium oxide and hydrogen peroxide, system B is cerium oxide nanoparticle, hydrogen peroxide and potassium bromide. I did some...

04 August 2024 5,974 3 View

Why aren't most metal oxides insoluble in water?

Why BaO (s) + H2O(l) ---> Ba 2+(aq) + 2 OH - (aq) if Oxygen loves owning all the electrons, why would it bind to hydrogen which competes with Oxygen for electron ownership more so than...

03 August 2024 5,392 1 View

How to Transform my handy-wavy explanation of why group I/II metals oxides in aqueous solution are basic into a rigorous argument?

I heard an explanation about something being a better proton acceptor or lone pair donor but that doesn't make sense. I couldn't explain in in terms of acid-base theory. The hand-waving way I saw...

03 August 2024 9,918 0 View

What is the ionic radius of Hydrogen anion? And how to know the exact ionic radii of the elements?

I'm trying to calculate the tolerance factors of the hydride perovskite and the value calculated by me and the reported values are contradictory. Need more clarity in using the correct ionic radii...

01 August 2024 2,614 1 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

¿Are oxygen vacancies in semiconductors capable to change the band gap?

Dear all! Oxygen vacancies do raise negatively the Fermi level by increasing the negative charge in the semiconductor crystal structure. In the case of n-type semiconductors, I wonder if this...

30 July 2024 8,339 2 View

Why do some of my Raman spectra show no signal at lower Raman shifts?

I'm using a InVia Renishaw Raman microscope system (785nm wavelength, 600l/mm grating density) to acquire Raman images on human brain samples, at 50um resolution. The samples are placed on MgF2...

30 July 2024 8,771 3 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