SAYPhysics

SAYPhysics Video tutorials on LaTeX, OriginLab, Electrodynamics, Quantum Mechanics & more. Materials characterizations e.g. XRD, FTIR, UV-VIS, PL, TGA/DTA, SEM and TEM etc.

and Technical writing like Synopsis, Thesis and Manuscript.

L44.2 Biot–Savart Law Explained Step by Step | Magnetostatics & Steady Currents
22/12/2025

L44.2 Biot–Savart Law Explained Step by Step | Magnetostatics & Steady Currents

In this lecture, we derive the Biot–Savart Law from first principles and apply it to calculate the magnetic field of a long straight wire and a current-carry...

How to Simulate XRD Data from a CIF File Using VESTA | Step-by-Step Tutorial
16/12/2025

How to Simulate XRD Data from a CIF File Using VESTA | Step-by-Step Tutorial

Learn how to simulate XRD data from a CIF file using VESTA step by step. This tutorial shows CIF import, XRD pattern generation, and data export for Origin a...

How to Simulate XRD Data from a CIF File in GSAS-II
08/12/2025

How to Simulate XRD Data from a CIF File in GSAS-II

Learn how to simulate XRD data from a CIF file using GSAS-II in this complete, step-by-step tutorial.00:09 What is GSAS-II?00:28 Downloading CIF files from M...

Pasted Data in Excel Looks Messy? Split One Column into Three (Easy Fix!)
03/12/2025

Pasted Data in Excel Looks Messy? Split One Column into Three (Easy Fix!)

Struggling with Excel pasting all your data into one single column?Even when your Notepad or text file clearly shows three columns, Excel sometimes messes ev...

L44.1 The Continuity Equation & Current Density Explained | Derivation + Solved Example
01/12/2025

L44.1 The Continuity Equation & Current Density Explained | Derivation + Solved Example

What is the continuity equation in electromagnetism, and how does it represent the conservation o...

L43.2 Resolving the Magnetic Work Paradox: How Can a Force That Does No Work Lift a Mass?
24/11/2025

L43.2 Resolving the Magnetic Work Paradox: How Can a Force That Does No Work Lift a Mass?

How can a magnetic force, which is known to do zero work, lift a weight? This physics lecture re...

L43.1 Magnetostatics: Current & Magnetic Force - Physics Lecture (Section 5.1.3)
17/11/2025

L43.1 Magnetostatics: Current & Magnetic Force - Physics Lecture (Section 5.1.3)

this physics lecture, we dive into Section 5.1.3: Magnetostatics. We begin by defining the fund...

L42.2 Cycloid Motion Example 5.2 — Charged Particle in Crossed E ⟂ B Fields | Derivation & Solution
10/11/2025

L42.2 Cycloid Motion Example 5.2 — Charged Particle in Crossed E ⟂ B Fields | Derivation & Solution

In this lecture we solve Example 5.2: Cycloid Motion — the trajectory of a charged particle released at the origin in uniform electric field E perpendicular ...

L42.1 Cycloid Motion Example 5.2 — Charged Particle in E and B Fields | Cycloid Trajectory
03/11/2025

L42.1 Cycloid Motion Example 5.2 — Charged Particle in E and B Fields | Cycloid Trajectory

In this lecture we solve Example 5.2: the cycloid motion (semicircular/cyclotron-like trajectory) of a charged particle released from the origin in crossed u...

L41.1 Magnetostatics Introduction: Lorentz Force, Magnetic Fields & Pseudovectors | Electromagnetism
20/10/2025

L41.1 Magnetostatics Introduction: Lorentz Force, Magnetic Fields & Pseudovectors | Electromagnetism

Struggling with magnetostatics? This is the perfect introduction for university students! We start Chapter 5 by exploring the fundamental question: what is t...

How to Change the Default Graph Name in Origin Lab (Rename Graph Window Title)
14/10/2025

How to Change the Default Graph Name in Origin Lab (Rename Graph Window Title)

Struggling with vague "Graph1" or "Plot1" names cluttering your Origin project? Learn how to rename your graph windows in seconds for better organization!In ...

How to Save a Figure from MS Word directly as an Image File
06/10/2025

How to Save a Figure from MS Word directly as an Image File

Learn how to save a figure from MS Word as an image file in this easy step-by-step tutorial.Whether you have inserted a chart, photo, or figure inside your W...

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