Why ground state wave function show different behavior from classical in harmonic oscillator
With the rapid advancements in artificial intelligence, many aspects of academic research are expected to undergo significant transformations. I’m particularly interested in discussing: The Future...
22 May 2024 6,378 6 View
My question concerns using low-quality ghee products manufactured and used in Pakistan. Is there any evidence or research available that could point towards severe health conditions, especially...
02 November 2023 8,632 2 View
What is meant by the convergence of the Kalman Filter and to what does it converge? What is the mathematical formulation for convergence in terms of solving a Riccati equation?
24 July 2023 9,513 1 View
How to interpret the mathematical formulation of the H infinity norm in control theory.
09 July 2023 4,572 1 View
Why do we use consensus filters in networked controlled systems? How to interpret the general mathematical model of the attached high-pass consensus filter?
26 May 2023 1,504 0 View
As to the title, I have computed a gas-liquid two-phase flow by "laminar-flow,level-set ". I wish to get the velocity of the head of the bubble vs. time, i.e., the velocity of the...
16 April 2023 4,386 6 View
i have optimized the structure using pw.x and i got the total energy. i want to calculate the gibbs free energy from the output
20 March 2023 9,902 1 View
Hi. I ahve simulated a drop flowing in a channel using level set method in COMSOL. Now I am interested to extract data of droplet shape (morphology) at different locations. How can I extraxt it?....
17 February 2023 3,974 6 View
We combine data from different sensors like the Inertial Measurement Unit (IMU) and Global Positioning System (GPS) to estimate the state of a robot e.g. position using Kalman Filter. My question...
18 December 2022 5,823 3 View
Hello everybody. I am simulating electrocoalescence of a pair water drops in oil bylevel set method in comsol multiphysics. My question is how I can calculate the velocity of drops during...
01 December 2022 4,137 1 View
I am currently using CASTEP version 2020. When I want to run optical properties calculations with spin-orbit coupling(SOC), I encounter the following error in a pop-up window before the job gets...
02 August 2024 2,890 0 View
I am using a Bruker 600M solid-state NMR spectrometer with a Micro 2.5 microimaging system. The test sample is a tube of 1M LiCl aqueous solution, and the nucleus detected is 1H. I am trying to...
01 August 2024 9,227 1 View
In the context of Electron Spin Resonance (ESR) spectroscopy, under what conditions is an absorption spectrum considered to be a single absorption spectrum?
25 July 2024 2,325 1 View
Hi, everyone This figure depicts a simulation of an electrostatic energy harvesting system in COMSOL Multiphysics software. My question is regarding the relationship between the changes in...
19 July 2024 4,694 4 View
Hello everyone, I am facing a consistent issue in my NMR spectra with an unwanted peak appearing at 1.25 ppm. This peak seems to vary with the amount of sample: it becomes more pronounced with...
15 July 2024 9,065 4 View
Dear Community, I would like to develop and validate a qualitative NMR method for the analysis of a specific category of chemicals, and my question is the following: What are the criteria that I...
08 July 2024 1,402 4 View
Solid state NMR study
03 July 2024 422 1 View
I isolated a mixture of three compounds from the stem bark of a plant . I have NMR, Mass spec, IR, and UV data. There are a lot of things I can't make meaning out of. Kindly help me with the...
02 July 2024 9,531 4 View
Analyzing the effectiveness of apply the Extended Producer Responsibility (EPR) concept for reducing pre-consumer apparel waste within a Star Fashion Pvt Ltd apparel company.
30 June 2024 3,764 0 View
Hi guys, I am trying to simulate a 1 ps long plane wave propagating in a dispersive material, with the wave optics transient module. According to the drude-lorentz model, when the frequency of...
29 June 2024 486 1 View