Physics Essays

Principles of the Photoacoustic Effect

Example essay. Last modified: 30th Jan 2018

photothermal and photoacoustic Photothermam science encompasses a wide range of techniques and phenomena based upon the conversion of absorbed optical energy into heat. Optical energy is absorbed a...

Properties of Carbon Dioxide Vapour

Example essay. Last modified: 11th Sep 2017

Greenhouse gases in global warming The greenhouse effect is necessary for Earth to regulate its temperature. Water vapour (H2O), carbon dioxide (CO2) methane (CH4), nitrous dioxide (N2O) and ozone...

Quality Assurance of Superficial Radiotherapy X-Ray Machine

Example essay. Last modified: 30th Jan 2018

Study the Quality Assurance of Superficial Radiotherapy X-ray Machine using some Techniques Abstract The aim of the present paper is to investigate some factors affecting on quality assurance of sup...

Quantum Mechanical Model of the Hydrogen Atom

Example essay. Last modified: 8th Feb 2020

Introduction In this report, main topics are reviewed and discussed about the differences between classical and quantum physics, focusing on how atoms and particles behave in these state...

Quantum Mechanics Using Back-of-the-envelope Calculations

Example essay. Last modified: 12th Mar 2018

YIP Chung On     INTRODUCTION Calculations in quantum mechanics are very often lengthy and mathematically involved, and some problems are impossible to get an analytical solution. Our goal, rat...

Quantum Optical Model Nonintegrability & Quantum Fluctuation

Example essay. Last modified: 9th Mar 2018

Nonintegrability and quantum fluctuations in a quantum optical model Nilakantha Mehera and S. Sivakumarb   Abstract Integrability in quantum theory has been defined in more than one ways. Recently...

Radioactive Decay Coin Experiment

Example essay. Last modified: 30th Jan 2018

Understanding radioactive decay by experimenting with coins.   Abstract The aim of this report is to show how to simulate the radioactive decay process using coins as a safer method of learning, the...

Radioisotopes: Properties and Uses

Example essay. Last modified: 1st Feb 2018

Introduction to radioisotopes All matter is made up from elements as carbon, hydrogen and oxygen. The smallest part of each element which is identical to one another is called an atom. Atoms can be...

Reality of Unification Theory

Example essay. Last modified: 30th Jan 2018

Introduction Unification means: finding the similarities, finding the limiting physical constants, finding the key numbers, coupling the key physical constants, coupling the key physical concepts, ...

Reflecting And Refracting Telescopes

Example essay. Last modified: 18th Apr 2017

The telescope’s invention is often pegged in 1608 with the award of a patent to Lippershey by the States-General, the name for parliament in the Netherlands. However, an Englishman, Thomas Harri...

Relationship Between a Conductor's Length and Wire

Example essay. Last modified: 15th Sep 2017

Electricity has become very useful and has changed everyone’s life since the day it was discovered. What is Conductivity? What is Resistance? What is the best conductor of electricity? What i...

Report of Smoothed Particle Hydrodynamics Method

Example essay. Last modified: 8th Feb 2020

Introduction Smoothed-particle hydrodynamics (SPH) is a meshfree Lagrangian numerical method developed by Gingold and Monaghan and Lucy in 1977, initially used to solve astrophysica...

Richard Feynman: There's Plenty of Room at the Bottom

Example essay. Last modified: 1st Feb 2018

Describe his perspectives, its major points and its implications. The physicist Richard Feynman given a lecture at American Physical Society on December 29, 1959 named “There’s Plenty of ...

Role of Magnetic Field in Parkinson's Disease

Example essay. Last modified: 30th Jan 2018

Role of Magnetic Field in Diagnosis and Treatment of Parkinson’s Disease Jehan Zaib Ali Khan, M.Phil. Abstract: Parkinson’s disease (PD) is a neurological disease. It is due to less production ...

Rotational Dynamics Experiment

Example essay. Last modified: 12th Mar 2018

Introduction: In this lab, we got to experiment with rotational dynamics. The definition of rotational dynamics would be; the study of forces and torques and their effect on motion, as opposed to kin...

Scattering of Light

Example essay. Last modified: 12th Mar 2018

Callum Lim Contents 1. Rayleigh scattering 1.1 Mid-day 1.2 Sunrise and sunset 1.3 Night-time 2. Mie scattering 2.1 Clouds 3. Pollution 3.1 Light pollution 3.2 Haze 4. Personal reflections 5. Conclu...

Scientific Analysis of Car Crash

Example essay. Last modified: 1st Feb 2018

Cars: Speed and Safety By Mitchell Leung Contents (Jump to) Introduction Equations of Motion Figure 2- selected intersection; Klumpp Road and Logan Road Intersection Study Figure 3- Inter...

Scientific Bases of Movement

Example essay. Last modified: 18th May 2020

Part A – Acquire The sports requires the specific skills that needs to be completed under the different dynamic conditions with high speed and the changing directions. The successful b...

Scientific Concept of Magnetism

Example essay. Last modified: 1st Feb 2018

There are two essential requirements for generating a magnetic field which are magnetic material and current. The magnetic field is a region in which the magnetic effect due to electric current or of...

Semi Empirical Formula For Neutrinoless Double Beta Decay

Example essay. Last modified: 9th Mar 2018

Abstract A Semi empirical formula for both phase space factor and Nuclear Matrix Element (NME) is developed for neutrinoless double beta decay, and the formula is used to compute the neutrinoless dou...

Sensing of Human Blood Group by SPR Based Sensors

Example essay. Last modified: 12th Mar 2018

Contents- Introduction Basic of Surface Plasmon P and S polarized light waves Properties of Surface Plasmon Waves Transverse Electric and Transverse Magnetic Waves Dispersion Relation for Surface P...

Similarities between Vedic Sciences and Modern Physics

Example essay. Last modified: 11th May 2021

In this paper, an attempt has been made to understand and compile the journey of fundamental theories and discoveries of Modern physics and it’s similarities with the related concepts of Vedic sciences in ancient India. The understandings of Modern physics about the universe is in parallel to the Vedas and ultimately converges at the fundamental truth....

Simple Harmonic Motion Experiment

Example essay. Last modified: 1st Feb 2018

Kisal Jayakody   Technical Report In this experiment, a motion sensor is used to measure the position of an oscillating mass as a function of time. The frequency of oscillations will be obtained b...

Simple Harmonic Motion of a Pendulum

Example essay. Last modified: 11th May 2021

This lab aims to explore the concept of periodic motion, which is a type of motion that repeats itself in a regular way. The time it takes for an object to complete one full motion, known as a cycle, is called the period (T)....

Slowing Down the Speed of Light

Example essay. Last modified: 30th Jan 2018

STOPPING LIGHT IN ITS TRACKS Noorul Husna Binti Safian Sauri   Abstract Introduction The fact that speed of light which is very fast can be slowed down and stopped when there is change in refract...

Solar Radio Emissions Literature Review

Example essay. Last modified: 26th Jul 2021

The purpose of this literature review is to analyse relevant papers on the subject of solar radio emissions produced during the re-activation of prominences in order to investigate possible energy sources for the activation....

Spacetime Structure Implications from Quantum Mechanics

Example essay. Last modified: 1st Feb 2018

Spacetime Structure Implications from Quantum Mechanics and Relativity Abstract Some idea proposed in the recent Penrose’s Conformal Cyclic Cosmology (CCC) is discussed in this paper. In CCC it...

Spin Coherent State in Real Parameterization SU(4)

Example essay. Last modified: 28th Nov 2017

Coherent states in SU(4) of spin systems and calculate the Berry phase for qudit with spin 3/2 particle in SU(4) in quantum mechanics Yadollah Farahmand*, ZABIALAH HEIDARNEZHAD**, Fatemeh Heidarnezha...

Spring Oscillation to Find the Spring Constant

Example essay. Last modified: 9th Mar 2018

Title: Using a spring oscillation to find the spring constant. The aim of my report is to find the K (spring constant) by measuring the time of 10 complete oscillations with the range of mass of 0.05...

Stainless Steel Rods: Young’s Modulus and Shear Modulus

Example essay. Last modified: 1st Feb 2018

Valentin Haemmerli Experimentally determine Young’s modulus, shear modulus and Poisson’s ratio of stainless steel rods using magnetostrictive resonance Abstract Young’s modulus (E) and the sh...

Strategies to Detect Neutrinos

Example essay. Last modified: 30th Jan 2018

Thomas Kayll What are Neutrinos and how do we detect them A neutrino (ν) is a subatomic particle from the lepton family with a lepton number of +1, a charge of 0 and a spin of ½. There are three ...

Strategies to Produce Thermonuclear Plasmas

Example essay. Last modified: 12th Mar 2018

Elrica Degirmen What is the Joint European Torus and how does it work? The Joint European Torus, or JET, is a physics facility located in the Culham Centre for Fusion Energy in Oxfordshire. Plasma ...

Structural and Optical Properties of Pulsed Laser

Example essay. Last modified: 1st Feb 2018

Structural and Optical Properties of Pulsed Laser Deposited ZnO/TiO2 and TiO2/ZnO Thin Films R. K. Jain, Praveen K. Jain   Abstract. ZnO/TiO2 and TiO2/ZnO thin films have been deposited on single ...

Study of Ceramic Perovskites-type Oxides (ABO3)

Example essay. Last modified: 12th Mar 2018

2.0 LITERATURE REVIEW 2.1 Introduction Ceramic perovskites-type oxides (ABO3) have been studied extensively due to the high conductivity and low activation energy. Among of perovskite type-oxide, an ...

Studying X-ray Binary Systems

Example essay. Last modified: 1st Feb 2018

1.0 Mission overview (0.5 pages max.) In response to the recent XMM Mission, relating to a mission of studying X-ray binary systems, The XMM-Newton mission helped scientists in solving a numerous cos...

Subsurface Layer Characterisation Research

Example essay. Last modified: 15th Sep 2017

SUBSURFACE LAYER CHARACTERISATION FOR ENGINEERING PURPOSES USING VERTICAL ELECTRICAL SOUNDING IN BANANA ISLAND, LAGOS, NIGERIA OLADUNJOYE, H.T., 2OLALEYE, A.O. ABSTRACT Seven (7) vertical electrical...

Summary and Analysis of the Compton Effect

Example essay. Last modified: 5th Jan 2018

En = nhf (1) where En is the energy, n is a non-negative integer, h is Planck’s constant, and f is the frequency of the photon.2 In 1905, Albert Einstein extended Planck’s inference to inc...

SUPA Accelerators - Overview and Applications

Example essay. Last modified: 1st Feb 2018

Aimee Hopper November 28, 2013 1 Briefly describe the differences between the following ac- celerators and give their advantages and disadvantages (54 Marks) Accelerates Protons/Ions with a Kineti...

Surface State in Bi1.5Sb0.5Te1.7Se1.3 Nanoflakes

Example essay. Last modified: 1st Feb 2018

Result of a study on the surface state in Bi1.5Sb0.5Te1.7Se1.3 nanoflakes 4.1 Introduction The recent discovery of topological insulators (TIs) has provided new route for producing low-dimensional re...

Synthesis and Characterization of Magnetite Ferrofluid

Example essay. Last modified: 1st Feb 2018

Abstract A Fe3O4 water-based ferrofluid was prepared by chemical co-precipitation technique, the magnetic particles were characterized using x-ray diffraction(XRD),transmission electron microscopy(TE...

Synthesis of Strontitum Hexaferrites Nanoparticals

Example essay. Last modified: 9th Mar 2018

ABSTRACT The SrFe12O19 is hard magnetic material (hexa-ferrite) with magneto plum bite structure . It has attract much attention in past few decades due to their Scientific & Technological appli...

Synthesis Techniques for Fabrication of Nanofibers

Example essay. Last modified: 3rd Aug 2018

Chapter # 02 Synthesis Techniques Introduction The different synthesis techniques for fabrication of nanofibers and nanoparticles will be discussed briefly in this chapter. The selected techniques an...

Test for 3-D Geometric Shape Reflection

Example essay. Last modified: 18th May 2020

 Technology is constantly evolving. With its constant evolution brings the competition of creating even newer technology. Our military, and many others, have created planes able to evade ene...

The European Spallation Source

Example essay. Last modified: 17th Dec 2021

The ESS or European Spallation Source, is a multi-disciplinary research centre that will be based in the world’s most powerful and advanced neutron source. ...

The extinction of the dinosaurs

Example essay. Last modified: 1st Jan 2015

Was it an asteroid that killed the dinosaurs? The extinction of the dinosaurs started in the cretaceous period, around 65 million years ago, and caused the loss of up to 70% of all life on earth. The ...

The field of nuclear physics

Example essay. Last modified: 1st Jan 2015

Nuclear physics is the field of physics that studies the building blocks and interactions of atomic nuclei. The most commonly known applications of nuclear physics are nuclear power and nuclear weapon...

The Inhibitory Effects of Low Power Radiofrequency

Example essay. Last modified: 12th Mar 2018

Inhibitory effects of low thermal radiofrequency radiation on physiological parameters of Zea mays seedlings grown Mihaela Răcuciu1, Cora Iftode2 and Simona MiclăuÅŸ3   Abstract. The inhibit...

The mechanical and electromagnetic wave

Example essay. Last modified: 1st Jan 2015

Introduction A wave is a moving disturbance that transports energy from one place to another without transporting matter. Any wave is characterized as sort of “disturbance” that travels aw...

The Physics of a Parachute

Example essay. Last modified: 11th Sep 2017

The parachute is an effective tool for enhanced safety, although it is widely utilized by adrenaline seekers for enjoyment. Gravity is perhaps the most crucial force acting upon the parachute, becau...

The Physics of Snowboarding

Example essay. Last modified: 18th May 2020

Abstract  Most people wouldn’t think about the physics relating to snowboarding, however it’s constantly in the back of the minds of the professional athletes performing these c...

The Quantum Hall Effect

Example essay. Last modified: 23rd Sep 2019

THE QUANTUM HALL EFFECT Abstract The Quantum Hall effect (QHE) is the observation of the Hall effect in a two-dimensional electron gas system (2DEG) such as graphene and MOSFET...

The quantum nature of charge

Example essay. Last modified: 1st Jan 2015

INTRODUCTION In this experiment you will experimentally determine the quantum nature of charge. Robert Millikan was awarded the Nobel Prize in physics in 1923 for the oil drop experiment. A simplistic...

The Ranque-Hilsch Vortex Tube

Example essay. Last modified: 9th Mar 2018

David Newson Abstract The Ranque-Hilsch vortex tube is a simple mechanical device often used for refrigeration in industrial manufacturing as it requires only a supply of compressed gas. Despite ha...

The safety features in modern cars

Example essay. Last modified: 3rd May 2017

There are many different types of safety feature in cars. The different safety features all have their own thing that they do. There are nine very important safety features that are needed in cars. Th...

The Search for Exoplanets

Example essay. Last modified: 1st Feb 2018

Daniel Davies Throughout the history of humanity, numerous scientists have been intrigued by the search for inhabitable exoplanets. To date, such ventures are still in the developmental stages and ...

The Space Race and Apollo 11

Example essay. Last modified: 30th Jan 2018

The Most Successful Space Mission of all Times –Apollo 11 JAMES CHAN Introduction to the Cold War and Space Race Prior to the 1960s, there has always been a dream to travel to the outer space...

The Stern-Gerlach Experiment

Example essay. Last modified: 8th Feb 2020

The Stern-Gerlach experiment was originally performed by Otto Stern and Walther Gerlach in 1922, an experiment fundamental to the development of modern quantum physics. It showed evidence for the...

The Strong Nuclear Force | Essay

Example essay. Last modified: 30th Jan 2018

Youssef El Laithy One of the most extraordinary simplifications in physics is the fact that only four distinct forces are responsible for all the known spectacles that go on in the universe. These ...

The universe is very vast

Example essay. Last modified: 22nd Jun 2015

The Scale of the Universe The Universe is very vast. Many unanswered questions of life lay hidden beneath this place so unfamiliar to our society. This mysterious dark sky that we are floating in is s...

Theories of Black Holes

Example essay. Last modified: 12th Mar 2018

Zhiting Liu The Black Hole The first impression of a black hole may be heard like a dark and a very horrible hole. It was a big planet that you cannot ignore. It is the object that have a very stro...

Theories of Friction

Example essay. Last modified: 12th Mar 2018

Keith Tan   Friction According to the Encyclopaedia of Britannica, a friction is a force created by rubbing and can slow things down and then ultimately stop them. It is a kind of force that resi...

Theories on How the Moon was Formed

Example essay. Last modified: 1st Feb 2018

Earth’s sole natural satellite was first scientifically observed through Galileo Galilei’s telescope since 1610. The celestial body Galileo was observing makes a complete orbit around Earth in 27...

Theory of the Prism Spectrometer - Experiment

Example essay. Last modified: 30th Jan 2018

Introduction When a beam of light is transmitted from air to glass, the ray is bent according to Snell’s law sin0air= nsin0glass Where the angles are measured from the surface normal (the line ...

Theory of Two Magnetically Coupled RLC Circuits

Example essay. Last modified: 9th Mar 2018

CHAPTER 3 In many physical situations coupling can be created between two or more oscillatory systems. For instance, two pendulum clocks which are mounted on the same wall will be coupled by the flex...

Thermomechanical Analysis (TMA) Instrumentation

Example essay. Last modified: 1st Feb 2018

THERMOMECHANICAL ANALYSIS (TMA) Aisyah Radhiah Binti Ahmad INSTRUMENTATION OF TMA 1.1 The Instrumentation Figure 1: The simple schematic diagram of TMA [1]. The sample tube that is located in the ...

Time dilation and length contraction

Example essay. Last modified: 3rd May 2017

INTRODUCTION: Time dilation is a phenomenon (or two phenomena, as mentioned below) described by the theory of relativity. It can be illustrated by supposing that two observers are in motion relative t...

Time Travel through HOLE Teleportation

Example essay. Last modified: 9th Mar 2018

Kishan Majethia   Abstract– Time travel as its name suggest is movement of an object over time constraining its motion over space. By constraining the motion of an object in space it can be ...

TIRF Microscopy for Counting Molecules in Bacterial Flagellar Motor

Example essay. Last modified: 13th Jul 2021

How TIRF microscopy has enhanced the way single molecules are counted in the bacterial flagellar motor....

To What Extent Does String Theory Present a Possibility of a Unified Theory of Quantum Gravity?

Example essay. Last modified: 18th May 2020

To what extent does String theory present a possibility of a Unified Theory of Quantum Gravity. Abstract. The report discusses the theoretical background of String Theory and ma...

Transducers used in the Cardiac Ultrasound Machine.

Example essay. Last modified: 9th Jan 2018

Transducers used in the Cardiac Ultrasound Machine. Abstract: Ultrasound imaging depends on the ability of piezoelectric crystals to generate sound when excited with alternating current and the revers...

Types of Gasoline Engines

Example essay. Last modified: 30th Jan 2018

ABSTRACT Apetrol engine (a.k.a. gasoline engine in North America) is an internal combustion engine with spark-ignition, designed to run on petrol and similar volatile fuels. It was invented in 18...

Ultra High Temperature Ceramics for Thermal Protection

Example essay. Last modified: 9th Mar 2018

Recent Developments in Oxidation Resistance and Fracture Toughness of Ultra High Temperature Ceramics for Thermal Protection Systems Katrin Abrahams (Dated: February 3, 2015) For safer and faster s...

Ultrasound Imaging Systems

Example essay. Last modified: 12th Mar 2018

1.1 INTRODUCTION An ultrasound scans also known as ultrasonography. Ultrasound will form the image by scanning using the high frequency sound waves. This device suitable to evaluate some part inside ...

Uniformity of gamma camera images

Example essay. Last modified: 28th Apr 2017

Introduction In 1958, Hal Anger developed the first ?- camera and forever changed the area of nuclear medical imaging. Anger’s camera (also known as scintillation camera or gamma camera) used a ...

Up-Gradient Particle Flux driven by Flow-to-Fluctuation

Example essay. Last modified: 30th Jan 2018

Up-Gradient Particle Flux driven by Nonlinear Flow-to-Fluctuation Energy Transfer in a cylindrical plasma device Lang Cui Chapter 1 Introduction and Background 1.1 Fusion 1.1.1 Fusion reaction Nucl...

Variability of Solar Activity Parameters

Example essay. Last modified: 12th Mar 2018

Chapter 7: Overall Conclusion and Future Prospect of Research In the present work, efforts have been given to get an idea of variability of solar activity parameters during the recent solar minimum p...

Variation of Light Intensity - Inverse Square Law

Example essay. Last modified: 1st Jun 2020

Background Theory i Light emitted from any kind of source, e.g. the sun, a light bulb, is a form of energy. Everyday problems such as lighting required for various forms of labouring or street illumin...

Velocity of Sound Experiment

Example essay. Last modified: 9th Mar 2018

Experiment no. 7: Velocity of Sound Laboratory Report Von Dela Rosa, Anna De Vera, Tricia Desierto, Department of Biological Science College of Science, University of Santo Tomas España, Manila, ...

Vibrating Sample Magnetometer (VSM)

Example essay. Last modified: 12th Mar 2018

Robert Konstandelos   Operation A sample is made to oscillate using a vibrational unit extended on a rod. The sample is placed between two electromagnetic pieces which are used as the applied fiel...

Weak Gravitational Lensing

Example essay. Last modified: 26th Jul 2021

Gravitational lensing is a very resourceful phenomenon that widely used in astronomy measurement. It contains many aspects of which the strong, weak, and microlensing are well established by observable evidence. The weak gravitational lensing is an active area. Weak gravitational lensing that we can observe is usually caused by large-scale cosmic bodies such as clusters and voids. Generally, gravitational lensing has the advantage of directly measuring or comparing the mass of the object....

What are solar cells in physics?

Example essay. Last modified: 21st Apr 2017

What are Solar Cells? Solar cells are devices that work on the principle of Photovoltaic Effect. These tiny compact devices convert solar light energy directly into electricity. In Greek, Photo-means ...

Why Do the Same Notes Sound Different in Instruments?

Example essay. Last modified: 1st Feb 2018

Why do instruments sound different despite playing t/he same notes? When we listen to music, we are exposed to various different instruments. Choice of instrumentation is one of the main factors that...

Wire Metamaterials-Based Microring Resonator

Example essay. Last modified: 1st Feb 2018

Wire Metamaterials-Based Microring Resonator in Subwavelength Structure Ahmed A. Ali, Mohanned J. and A. H. Al-Janabi   Abstract In this work we present the possibility of building a subwavelength m...

Work, Power and Energy Transfer - Questions and Answers

Example essay. Last modified: 15th Sep 2017

Amy Harris  Task 1 Packing cases of mass 25kg are to be pushed onto a ramp by use of a hydraulic ram as shown above. The coefficients of static and dynamic friction between the box and surfac...