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Essay Samples on Physics

Uses of Electron Microscope
As early as middle of 19th century, mcroscopists realized that structures less than half a micrometre could not be resolved with a light microscope. A the same time researchers had hinted at the possibility of improvement in the resolution of microscope using electrons...
Pages: 17 (6250 words) , Essay , The Dutchman
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Answering couple of questions
The photo data thus collected varies in their pixel depth and is separately considered for different spectral classes for the requirement of quantitative analysis. Te essential purpose of this classification is meant for the optimum use of all the brightness levels available in the data....
Pages: 8 (2000 words) , Essay , Classification
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Tutorials Paraphrasing
The echo is generated by a 180° pulse for spin echo sequences, wich results in refocusing the all time independent loss of transverse spin coherence. Te T2 relaxation curve determines the maximum signal intensity of the echo. A increase in the TE time increases the...
Pages: 8 (2000 words) , Essay
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Review of a book about physics
The chapters about energy are perfectly written and I hope that this is a book that will be read widely and extensively. Ahost of problems regarding energy and global warming are in the news day after day. I this excellently written text, te writer provides...
Pages: 8 (2000 words) , Essay , Physics
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Multiphoton Excitation for organic complex
Unless, te value of cross section is reach to saturation level. Uder fig 4. 1 the linear absorption spectra of the organic materials p-PhN-OF(n)-TAZ series (n = 2 ~ 6) was dissolved in Toluene solution, te series exhibits the two absorption peaks characteristics. Te weak...
Pages: 48 (12000 words) , Essay , Organic Foods , Organic Farming
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Geology - Seismic
Both artificial and natural techniques employ different scales of sophistication and the information obtained provides varied detail in terms of usability. Aternatively, cst and availability of technology needed differ for both natural and artificial based investigation techniques. A such, eery geophysical investigation technique available has...
Pages: 10 (2500 words) , Essay , Geology Topics
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-Cell phone usages and Radiation
Cell phones use a type of electromagnetic energy called radiofrequency (or simply RF) energy for communication. R are the radio waves and microwaves. O the electromagnetic spectrum (shown in Figure 1), were the energy ranges from ones that have extremely low frequencies with long wavelengths...
Pages: 8 (2000 words) , Essay , Infertility , Cell Phones
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Gamma ray
The dependency of the system on voltage has also been demonstrated. O all the waves in the electromagnetic spectrum, gmma rays are found to have the smallest wavelength and the highest energy (NASA 2007). Gmma rays, lke X-rays, ae a type of electromagnetic radiation. Tese...
Pages: 8 (2000 words) , Essay , Ray Charles , Ray Bradburys
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UK Strategy for Radioactive Discharges
In the prevention of waste disposal or radioactive discharges in one Member State that lead in the contamination of a neighboring Member State’s environment based on Article 37. Terefore, te European Commission makes decision on whether a plan for disposal of radioactive waste can lead...
Pages: 8 (2000 words) , Essay , Climate Change
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Wave power renewable energy
Other methods include the hydraulic pressure generation, hdroelectric turbine generation and linear generator. Te power generation method utilizing the hydraulics captures the wave energy by using the submerged wave columns. Wen a wave comes, wter is hydraulically pressured by the water columns to move the...
Pages: 4 (1000 words) , Essay , Renewable Energy , Absolute Power Corrupts
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Organic solar cells chapter 1
He came up with a cell whose efficiency was rated at 1%. H created it by the use of semi-conductor selenium, wich was covered with a slight coating of gold forming a junction. Tereafter, tis photovoltaic cell was demonstrated by the use the theory of...
Pages: 10 (2500 words) , Essay , Solar System Topics , Solar Power
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Concepts in Physical Science
The field of chemistry is as ancient as the scientific thought process itself. Te earliest record of using metals by humans appears to be gold. I is usually found free or raw in nature and does not include chemical processing to obtain it. I also...
Pages: 6 (1500 words) , Essay , Greek Philosopher , Geology Topics
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Environmental Science
This can involve a slight change in their habits or using more energy efficient appliances. Fr example, cange of habits include: Uing cold water to wash laundry and hanging them out to dry instead of using the dryer. Tis habit will ensure that when doing...
Pages: 6 (1500 words) , Essay , Environmental Economics , Recycling
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Understanding graphene's thermal properties: A phonon prospective
The planes of graphene on the graphite crystal are due to weak van der Waal forces between them. The anisotropic nature of the crystals can be used to determine the thermal attributes of graphene. Bsically, te elimination of heat loss in electronic devices has been...
Pages: 9 (2250 words) , Essay
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Stability of methane clathrate hydrates under pressure: Influence on outgassing processes of methane on Titan
Been molecular simulations and structural analysis conducted and they have indicated that few guest molecules that are responsible for creating very strong hydrogen bonds with the water compound contained in the clathrate hydrate lattice can produce phases that are stable. I has led...
Pages: 11 (2750 words) , Essay , Galileo
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Paleontology and earth history
Climate is one of the many factors that make life on earth possible. Wthin millions of years, te temperatures of the earth have changed to fit bounds that are life-sustaining. Te icehouse interval is characterised by three major glaciations in the Phanerozoic Eon. Te first...
Pages: 8 (2000 words) , Essay , The Good Earth , Earth
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Radioactivity experiment
That kind of process often leads to release of matter and energy, hnce leading to a sort of transformation into a new substance. Tis entire process is known as transmutation, ad has to do with the aspect of transformation of one element to another due to...
Pages: 4 (1000 words) , Essay , Prison Experiment , Milgram Experiment
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Geologic hazard project
Earthquakes have been recorded throughout history for many years. Een before seismographs in early times, tere are a record of mysterious ground shaking. I occurs when rocks break along an underground fault. Te ground shaking causes vibrations through the earth. Te magnitude of the shaking...
Pages: 5 (1250 words) , Essay , Earthquakes
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I will upload the artical
Of each residue to the overall protein-ligand/protein binding; tereby helping in the identification of mutations that can potentially enhance the binding affinities of the protein complex. Aother advantage is that the information obtained from the simulation can be used to help in the discovery...
Pages: 10 (2500 words) , Essay
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Why is there oil in Angola What is the geology of the Area How and when did the land form The common point with other african countries with oil
Angola’s important gas and oil reserves are mainly hosted by the presence of marine coastal basins. Tese basins are mainly of lower Quaternary to Cretaceous age. I addition, tese coastal basins are also associated with other mineral deposits such as copper, btumen, ad various chemical...
Pages: 5 (1250 words) , Essay , Jurassic Park , Geology Topics
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