How we can study the defect in Photovoltaic Devices (OPV, Perovskite, etc) using Transient Absorption Spectrometer?

Naufan Nurrosyid @Naufan-Nurrosyid

09 November 2018 0 10K Report

Dear All, why we use TAS to study shallow and deep trap in the Photovoltaic device?

Honestly, what happen with the sample if we measure with TAS?

Do you have some article that you recommend to beginner like me?

Thank you.

Regards,

Naufan

Badges
Science topic

More Naufan Nurrosyid's questions See All

How do we find the type of low-dimensional layered perovskite, either a Ruddlesden-Popper (RP) or Dion-Jacobson (DJ) ?

Recently, people investigate both of RP and DJ perovskite in order to improve both of performance and stability. However, lot of them state the kind of low-dimensional perovskite family by the...

13 January 2020 3,185 4 View

How we can evaluate the crystallinity of Metal Oxide (like TiO2, ZnO, SnO2 as ETL) using GIWAXS?

GIWAXS often used for Polymer, since it can evaluate the Edge-On and Face-On Orientation. Can we use GIWAXS to evaluate the crystallinity of Metal Oxide as ETL (electron Transporting layer)?

11 October 2018 1,261 5 View

How to find variance and nth-power deviation of random variable ?

I want to know how we expand and simplify expected value of random variable as shown by following example: E { [X.X - E (X.X) ]2 } and E { [X.X - E (X.X) ]3 } , X~complex normal distribution (0,1)

26 March 2017 9,159 6 View

What is the Different between TRPL (time Resolved Photoluminescene) and TAS (Transient Absorption Spectroscopy)?

Dear All, Both TRPL and TAS is used to study the relaxation mechanism of excited electron in Photovoltaic Devices. The result also used for Trap study in several cases. The result spectrum also...

01 January 1970 9,512 2 View

• What the possible Persistent Organic Pollutants and Heavy metals present in fluorspar, sediments, and water bodies around its mining area?

Approximate concentrations are require in compared with the WHO permissible limts

11 August 2024 2,723 1 View

Can you connect an HPLC to a Mass Spec only at a certain time point?

Can anyone explain this method? Especially the last statement where it says only at 1.5 to 2.5mins was the MS/MS connected to the UPLC. How is that possible, is it a feature in this specific...

11 August 2024 8,141 3 View

Basis set and input instruction to calculate HOMO and LUMO using Orca for Imidazolium based organic salts?

Hey there, As a synthetic chemist delving into theoretical calculations for my imidazolium-based organic molecules, I would greatly appreciate any guidance on the appropriate input instructions...

09 August 2024 5,444 7 View

Is there any way to quantify bacterial and fungal cells in their mixed culture?

I am working in fungal fermentation of soybean meal and there is bacterial growth in them at times. I am trying to quantify fungal cell counts and bacterial cells; but I haven't been able to do at...

07 August 2024 7,535 4 View

Stability of the Solar System: Insights from Einstein’s Equations ?

The stability of the Solar System is a complex subject that blends the classical framework of Newtonian mechanics with the modern insights provided by General Relativity (GR). Understanding this...

07 August 2024 2,569 1 View

Separation of organic acids-HPLC?

Hello What should be done to separate and identify organic acids in HPC when their RetTime is the same?Like oxalic acid with Propanoic Acid.or acids that have a very close RetTime.

07 August 2024 8,782 3 View

Why activated CAR-Jurkat cell could not kill targets?

Previously when I co-coluture anti-CD19(FMC63) CAR-Jurkat with Raji with E:T=5:1, Jurkat can eliminate Raji in 24h. However, when I test another CAR construct, although I can dectect totally CD69...

06 August 2024 641 2 View

How much total RNA concentration to be extracted from sorted plasma cells from bone marrow of C57BL/6 mice for RT-PCR ?

i have sorted anti-NP specific plasma cells from bone marrow of C57BL/6 mice at certain times after immunization with variable counts and isolated total RNA using TRIZOL method for RT-PCR using...

05 August 2024 8,835 1 View

How to use Density Functional Theory to calculate carrier mobilities of solid system?

Hello, everyone. I have tried to determine carrier motilities of some materials, by Density Functional Theory, using Quantum ESPRESSO. There are a few methods to do it, like a package called...

04 August 2024 8,894 1 View

Does long-term culture of murine Monocytes result in macrophage differentiation?

Hi, I am isolating monocytes from the bone marrow using the Mouse Monocyte EasySep kit. I want to treat these cells and monitor expression of specific markers over the course of 10 days. I will...

04 August 2024 7,282 2 View