Naufan Nurrosyid

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Questions related from Naufan Nurrosyid

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...

14 January 2020 3,209 4 View

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

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...

09 November 2018 9,917 0 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)?

12 October 2018 1,290 5 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 9,541 2 View