How is that Raman spectrum graphene?

Fernando Vallejos-Burgos @Fernando_Vallejos-Burgos

02 February 2015 1 2K Report

Is it really graphene?

Looks more like some sp2-sp3 material, but not graphene for sure.

See Figure 4 of your article.

Article Efficient and Large Scale Synthesis of Graphene from Coal an...

Phan Lan

I think it is normal for D peak and G peak, what is your point?

Badges
Science topic

Similar topics
Composition Studies
Articles

More Fernando Vallejos-Burgos's questions See All

Como son los comportamientos de los indicadores clave de la DEMOCRACIA en cada uno de sus paises?

La variable sociedad civil es definida operativamente como el conjunto de organizaciones sociales que procuran vigilar el comportamiento de la democracia en el amito político. No se incluyen otros...

27 May 2024 4,091 3 View

H/C effective ratio, how to calculate it from element percentage?

Hello, I am trying to find the H/C effective ratio from waste cooking oil and LDPE feedstock. i conducted already the elemental analysis and got the element percentage. I found the formula:...

18 February 2024 9,321 1 View

What are the peaks ~750 and after 500cm?

Good afternoon everyone, can anyone explain me what are the peaks from ~750 and after 500cm? I am doing pyrolysis and this is the result I got. However I can not find a similar spectrum in the...

21 March 2023 6,877 2 View

Looking for a Oligo synthesizer..... ?

Hi, We are looking for a small Oligos synthesizer. More than looking for better prices (they are very cheap now in the international market) we seek independence due to the delays that we usually...

02 February 2023 5,734 0 View

Does anyone know the protocol to make 100 or 50 bp DNA ladders in the laboratory?

I have occasionally seen repetitive patterns in certain PCRs that could be used as molecular weight standards, I suppose that the protocol to build ladders is based on the continuous...

10 February 2022 7,366 1 View

Problems with Histone 3 (H3) Western Blot. ¿Why I am getting two bands?

I´m doing a Western Blot for total H3 and I´m getting one band slightly higher than expected. I am using the acid extraction method, and the first time I did it (with the help of a PhD from my...

27 November 2021 274 2 View

Cell fixation for DAPI staining in Chlamydomonas reinhardtii?

Hello Everyone, For a time-course experiment, in which I need to collect samples everyday for bio imaging using DAPI staining, I'd like to know if there is a way in which I can fix my cells in...

25 August 2020 625 4 View

Does anyone know if Chlamydomonas reinhardtii cw15 arg- grows on nitrate (NO3-)?

Hello everyone, For my research I need to know if Chlamydomonas reinhardtii cw15 arg- grows on nitrate or not, to see if I can do some tests changing the nitrogen source. However, I cannot try...

25 March 2020 1,141 3 View

Is anyone working on paper based microfluidic devices for blood plasma separation and subsequent analyte electrochemical detection?

My research is focused on the development of an electrochemical paper based biosensor that is capable of blood plasma separation and the following quantification of proteins released into the...

28 January 2019 9,289 4 View

Negative correlation interpretation?

How would you describe the relationship between two scores with an r obtained of -.312, with a p value = .000?

25 November 2018 7,116 7 View

I have get this error when i calculated the geometrical optimization for prco3, it takes 12 hours until gives this message in the outputfile?

Fatal error in MPI_Allreduce: Other MPI error, error stack: MPI_Allreduce(1628)......: MPI_Allreduce(sbuf=000002459254A180, rbuf=000002459F86A140, count=4851, MPI_DOUBLE_COMPLEX, MPI_SUM,...

09 August 2024 7,615 1 View

What is the prepared reference material that can be used in inductively coupled plasma optical emission spectrometry (ICP-OES) to measure REE and U ?

What is the prepared reference material that can be used in the ICPE-9820 Shimadzu Japan instrument, which employs inductively coupled plasma optical emission spectrometry (ICP-OES) to measure...

06 August 2024 1,896 1 View

Could dyes amplify the spectrum of light to a specific wavelength?

I am interested to know the behavior of dyes toward light. Specifically, Blue dyes re-emit the spectrum, especially from the green zone (known as principal in LED lamps, and blue dyes are known...

05 August 2024 3,290 1 View

How to report results of Generalised Linear Mixed Models in a journal article?

Hi everyone, If you have written or come across any papers where Generalised Linear Mixed Models are used to examine intervention (e.g., in mental health) efficacy, could you please share the...

04 August 2024 4,130 4 View

How effective is the Citi Bloc standard basket in enhancing the accuracy and comparability of international construction cost assessments?

Citi BLOC Standard Basket Definitions: A standardized unit representing a fixed basket of construction materials, labor, and equipment costs priced in various cities. Purpose: To create a common...

04 August 2024 8,997 1 View

Short Synthesis of Graphene Oxide from Natural Graphite Flakes?

I am in search of a modified Hummer's method, which can be used to synthesis graphene oxide within 6-8 hours. As I am a student it is not allowed for us to work after 5 in the laboratory. So I am...

01 August 2024 8,368 2 View

Why can't academics earn the money they deserve?

Only Journals make money from the articles we have worked on for years. Academics do not earn money from their refereeing. Then shouldn't the solution be a system in which academics can earn...

01 August 2024 6,469 6 View

Is artifacts in XPS possible to build high deviation in binding energy larger than 5 eV??

Hello. Thanks for your consideration to see my question. Recently, I conducted XPS anaylsis of g-CN that is prepared from thermal polycondensation of DCDA, so-called conventional bulk-g-CN,...

30 July 2024 9,824 2 View

How can I separate graphene from amorphous carbon of similar particle sizes?

The starting material is a finely ground powder. Some particles contain more graphene than others.

30 July 2024 3,978 2 View

Tips for teaching Orton Gillingham+ to students with autism?

I am beginning to use OG+ in my district and noticed during training there are a lot of materials and routines, which may be overwhelming for my students, especially those on the autism spectrum....

30 July 2024 5,695 0 View