Non linear optical parameters of Calcite and Quartz crystals?

More Rachid Hamdi's questions See All

How can AI-driven personalized learning balance individual instruction with fostering social and collaborative skills?

This question tackles the complex issue of ensuring that while AI can tailor educational experiences to individual needs, it doesn't neglect the equally important aspect of fostering social...

02 August 2024 4,751 3 View

Is it necessary to include a literature review even though I can't find any research that intersects with my own?

31 July 2024 6,774 6 View

Research methodology for the evaluation of public policies?

I am looking for a recent research methodology for the evaluation of public policies. publications if possible.

14 July 2024 3,233 5 View

Hello every one , i have a question about Using Design expert software , according to what i choose configuration ?

I means exactly ,linear regression like ( logit , inverse power ...), what is the difference between each other ?

01 July 2024 4,479 1 View

Hello, please what is the best method used for the extraction of essential oils from lichens used for perfumery ?

hello, please what is the best method used for the extraction of essential oils from lichens used for perfumery

26 April 2024 7,344 0 View

Help me please.What are the steps to implement Dynamic Molecule with GROMACS using the results of molecular docking, and what programs are used?

What are the steps to implement Dynamic Molecule with GROMACS using the results of molecular docking, and what programs are used?

04 March 2024 7,481 2 View

Can i have the HeadSpace and GC parametrs for the determination of DMSO and wich solvents can i use?

can i have the HeadSpace and GC parametrs for the quantification of DMSO and wich solvent can i use? Many thanks

15 January 2024 7,984 2 View

Hello, how to verify that all my publications are taken into account ? otherwise how can I add my taken into account publication in my profile ?

I have noticed that some of my publications are not appearing in my ResearchGate profile. How can I resolve this problem ?

03 January 2024 1,927 2 View

Bibliographie about social Media and mental health in Morocco ?

hello everyone i need some new research paper about the mental health and social Media in moroccan context. thank's

24 December 2023 2,102 0 View

How to remove impurities from XRD?

Hello, Kindly what are the recommended methods or techniques for removing XRD impurities and how can one ensure accurate and reliable results ? Thanks.

20 December 2023 4,684 18 View

Problems about acousto-optic coupling in Comsol, how to check whether the moving mesh is correct?

I’m trying to reproduce the acousto-optic coupling simulation in the paper Frequency–angular resolving LiDAR using chip-scale acousto-optic beam steering. LNOI(lithium niobate on insulator) is...

13 August 2024 9,795 0 View

How can we differentiate between calcite, dolomite, siderite, magnesite and ankerite minerals in carbonatite rocks in thin section under op microscop?

How can we differentiate between calcite, dolomite, siderite, magnesite and ankerite minerals in carbonatite rocks in thin section under optical microscope?

07 August 2024 2,132 3 View

How to understand this crystallographic phenomenon of low temperature crystals in zeolite?

During low-temperature testing, new diffraction peaks that appear could be indicative of several phenomena. In one of our tests, we observed notable new peaks around 40° and 45° in a specific...

06 August 2024 726 3 View

How to convert a privately loaded document into a public document?

I attempted to make a privately uploaded text public but a window appeared that said an error occurred. There was no explanation provided as to why there was an error or what might be done to...

05 August 2024 8,025 7 View

XRD Analysis is showing only Calcium carbonate. It is not showing other compounds. Can anyone help me get the other compounds?

XRD Analysis is showing only Calcium carbonate. It is not showing other compounds. Can anyone help me get the other compounds

04 August 2024 3,019 3 View

Looking for help on sem image analysis?

Hello I am conducting a microstructural analysis of a soil treated with lime. The following sem images are of the untreated s1 and treated soil s3. The untreated soil contains quartz calcite...

01 August 2024 572 0 View

Can a Conventional 50W visible LED Lamp Emit UV Light?

I'm researching light sources and their UV emissions. I'm curious if a 50W, 7500K conventional LED lamp emits any UV light. I found that a 200W tungsten lamp can emit up to 1.5 mW/cm² at 350 nm....

31 July 2024 3,843 7 View

Why Powder XRD is performed after cruhsing a crystal if Single Crystal XRD analysis of the same crystal has been performed already ?

What information we can get from PXRD analysis other than from SCXRD analysis of a crystal ?

30 July 2024 6,261 4 View

Hi there, someone has the SeinFit software for windows because I cannot download it?

DOS version.

29 July 2024 6,064 1 View

How to know the b axis of a single crystal?

How to apply magnetic field parallel to b axis of any crystal

29 July 2024 4,083 2 View

Gagik G. Gurzadyan

You can find in the book:

F. Charra, G.G. Gurzadyan. Nonlinear dielectric susceptibilities. Landolt-Börnstein, New series III, vol. 30B, Springer-Verlag, Berlin Heidelberg, ISBN 3-540-65567-0, 486 p., 2000.

which is available also online.

Rachid Hamdi

Thanks a lot Prof. Gagik G. Gurzadyan.

All the best