How do you calculate the band-gap of material from a UV spectrum?

My iron oxide powder has a rather broad UV peak (red line). How can I measure its optical band gap or if anyone can help me to identify the band gap? Also if the blue line is the UV of iron oxide...

02 March 2014 3,286 12 View

Will deposition of ZnS on metal oxide support change the phase composition of the ZnS?

I am trying to deposit some ZnS nanoparticles on iron oxide support. However, because the iron oxide support is not too crystalline, I want to heat treat it at around 500-600 degrees C in air, but...

02 March 2014 1,620 4 View

Is it possible to dissolve CuO in ammonia?

Or is it only possible for Cu2O?. Thanks.

02 March 2014 7,055 2 View

Is it possible to convert magnetite (Fe3O4) and maghemite (gamma-Fe2O3) nanorods to pure hematite nanorods?

By calcining in air (not in dry oxygen or anything like that)?. If so, what are the temperature and duration required to achieve such transformation. The magnetite and maghemite are in the form of...

01 February 2014 502 7 View

What is the best way to convert Zn(OH)F into ZnO?

If annealing or heat treatment is required. What are the temperatures and duration needed to convert Zn(OH)F to ZnO?

01 February 2014 4,894 2 View

How do you distinguish the Fe2p XPS peaks of hematite (alpha-Fe2O3) and magnetite (Fe3O4)?

Fe2p XPS (X-ray Photoelectron Spectroscopy) peaks of hematite(alpha-Fe2O3) and magnetite (Fe3O4).

01 February 2014 8,026 3 View

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 View

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 View

No title

02 March 2021 3,060 3 View

No title

02 March 2021 932 1 View

APA 7th In-Text citations with two references with three authors with the same surname, but four different author?

I have an issue with APA 7th in-text citation. II have two papers where the first three authors are the same, and the fourth is different. I am using the Mendeley desktop app, and automatically it...

02 March 2021 790 3 View

How to calculate BREQ 3 questionnaire?

how to calculate BEHAVIOURAL REGULATION IN EXERCISE QUESTIONNAIRE BREQ 3 ,which contain 24 questions and each question has 5 answers (0- Strongly disagree , 1-disagree, 2- Neither agree nor...

02 March 2021 811 3 View

How to write a scientific report?

We are analysing scientific reports at University in great detail, so I wanted to find a scientific report about how to write a scientific report. Including detail such as what information to put...

02 March 2021 7,602 4 View

Please suggest a good text book for "Research Methodology in Life Sciences". Which book would be good for PhD Scholars?

Please provide Book Title and author name

02 March 2021 9,059 3 View