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I measured ZnO XRD data. plotted the graph, only peak intensity 002 decreased or increased and shifted left after doping; other peaks did not change.
18 November 2023 6,645 4 View
Dear all, I have downloaded created a new folder in centos7, downloaded and unzipped NAMD_3.0b3_Linux-x86_64-multicore-CUDA, fftw, charm, and TCL. then run the commands: [root@DESKTOP-1N32O09...
18 November 2023 9,564 1 View
We synthesized ZnO NPs using Zinc Acetate and NaOH using a microwave (800W, 5mins). After some time, should the particles settle? How can be sure that it is in nanosize before we test it for TEM?
14 November 2023 3,393 7 View
how can i interpert XRD peaks after doping LDH. pure sample matched with JCPDF file as in papers, but after doping newly peaks appear and peaks disappear?
07 November 2023 2,786 2 View
Why does discharge time is obviously shorter than the charge time for most of the supercapacitors? What is the phenomenon behind this?
04 November 2023 7,207 1 View
How to dissolve styrene-acrylic resin pellets(BASF Joncryl684) into a water/1,2-butanediol mixed solution to prepare an emulsion?
30 October 2023 2,858 0 View
I am performing some thermoelectric calculations using Boltztrap code. The plots I obtained are merely rough plots and I need to customize them , how can i do this?. I am also unable to chose...
26 October 2023 9,249 0 View
Could anyone kindly provide the derivation of the Confinement loss equation for hollow core fiber, or recommend a book or a paper where the derivation is explained? Thanks in advance.
20 October 2023 6,694 0 View
hi all, currently setting up ~10 LFP half / coin cell batteries (LFP vs Li) in 1M LiPF6 (in EMC because we ran out of EC:DMC, but have some EC:DEC and not sure if electrolyte is the...
18 October 2023 8,812 1 View
I have synthesized GO using a modified Hummer's method as follows: 0.125 g of graphite fine powder and 0.125 g of sodium nitrate were mixed followed by the addition of 5.75 ml of concentrated...
15 October 2023 4,723 7 View
What types of batteries are most used in photovoltaic systems and how can we increase battery capacity in solar system?
20 September 2023 8,052 6 View
For Undoped Zno, N doped ZnO, Cu doped ZnO & N,Cu co-doped ZnO. Specially for planes (100) & (002).
20 September 2023 3,334 3 View
What is "the system cannot find the file specified" then "severe error message create process c:/g09w/l1.exe returned with error code 2" then "severe error message execution of program...
15 September 2023 4,788 3 View
Hello - I've been with working with XRD and I've heard people say that increased dispersion of a metal on a support can lead to scattering away of the x-rays from the oxide lattice faces, leading...
11 September 2023 10,104 8 View
What is the most reliable technique to determine the voltage range for the galvanostatic charge-discharge tests of composite electrodes for Na-ion half and full cells?
24 August 2023 600 1 View
For example, some bulk materials is difficult to exfoliate for preparing 2D nanosheets using in energy storage.
02 June 2023 6,236 1 View
I have already succeeded in transferring MoS2 and h-BN (few layer flakes made by mechanical exfoliation) to Si/SiO2 substrate using dry transfer method with PDMS. Then I am now trying Fe3GeTe2,...
16 May 2023 4,737 0 View
Dear researchers I would like to calculate the thickness of a thin film deposited on a glass substrate from the transmittance given by the Uv-vis measurement. Best regards.
27 March 2023 8,415 2 View
1) In XRD analysis, while testing Thinfilm for information on the crystallinity of a particular thin film at the sample holder, if we used epoxy plaster tape to keep the thin film tight in that...
13 January 2023 3,786 3 View
Hi all, Actually, I am trying to dissolve PLA in solvents called DMF, THF, and TFE. But the only problem I am getting is that PLA that I am using has no info about molecular weight. I know the...
16 November 2022 4,564 3 View
I found in literature that values can be calculated from mean angular momentum obtained through CCFULL calculation. Please help me by describing the method to get values for a given lab energy...
18 August 2022 8,868 0 View
The sintering of 18Ni300 will encounter the enrichment of titanium and aluminum elements on the grain boundaries. Is there any possible reason? How to avoid its occurrence to achieve densification?
31 July 2022 7,135 1 View
Hello everyone, while doing phonon calculation in quantum espresso i'm getting error in q2r.x i.e. q not allowed. Kindly suggest me how to resolve it?
22 June 2022 3,000 1 View
Dear researchers, aid mobarak I need help to find the calculated magnetic moment of a compound using WIEN2k code ? thanks
03 May 2022 5,268 3 View