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- Macquarie University ResearchOnline
- Macquarie University ResearchOnline

... the sciences which were studied at this time: in Astronomy with the Copernican model of the Solar System supported by observations using telescopes, in Chemistry with the discovery of Oxygen and the atomic theory of Dalton, in Mathematics with the development of calculus and mechanics and in Natural ...
Option C Imaging - Cambridge Resources for the IB Diploma
Option C Imaging - Cambridge Resources for the IB Diploma

... other side of the lens. In fact they diverge, moving away from each other. But if we extend these refracted rays backwards, we see that their extensions meet, at point P. An observer on the right side of the lens, seeing the refracted rays, would think that they originated at P. The rest of the imag ...
Quantitative measurements of many-body exciton dynamics in GaAs
Quantitative measurements of many-body exciton dynamics in GaAs

... quasiparticles in gallium arsenide (GaAs) quantum wells known as excitons. The absorption spectrum of these excitons exhibits changes at elevated carrier-excitation levels because of many-body interactions between particles. While the spectral absorption changes from these interactions have been stu ...
Surface Plasmons
Surface Plasmons

... ( S E R S ) or the generation of second harmonics in the strong SP field. The reverse process is also important: if light hits a corrugated surface, SPs are excited via the roughness so that strong electromagnetic fields arise in the surface. The physics of S P s on corrugated surfaces is described ...
Experimental Characterization of Nonclassical
Experimental Characterization of Nonclassical

... relations, similar to those of position and momentum. These are related to the fluctuation levels of the coherent state, which is often taken as the boundary between quantum an classical physics. Entangled states, typically derived from squeezed states and thus often called two-mode squeezed states, ...
J.J. Thomson, Philos. Mag. 44, 293 Cathode Rays. J.J. Thomson
J.J. Thomson, Philos. Mag. 44, 293 Cathode Rays. J.J. Thomson

... circular and not rectilinear-no phenomenon hitherto observed is analogous: another view of these rays is that, so far from being wholly authorial, they are in fact wholly material, and that they mark the paths of particles of matter charged with negative electricity. It would seem at first sight tha ...
final report - Cordis
final report - Cordis

... The project QUEVADIS envisioned the study of dissipative processes as means of performing quantum information theoretic tasks. This point of view was certainly a paradigm shift, as dissipation had traditionally been perceived as the main enemy of quantum information. Since the start of this project, ...
Quantum Interference of Unpolarized Single Photons
Quantum Interference of Unpolarized Single Photons

Possibility of single-atom detection on a chip
Possibility of single-atom detection on a chip

... photon before its decay. 共Provided the reflectivity of the mirrors is close to 1, the finesse of the cavity is just 4 ␲ n rt .) This agrees with the naive expectation that the effect of the atom should depend on the fraction of the light within its cross section and should increase linearly with the ...
Atom-Photon Entanglement - Experimental Quantum Physics
Atom-Photon Entanglement - Experimental Quantum Physics

... ”Those who are not shocked when they first come across quantum mechanics cannot possibly have understood it.”, is a statement of Niels Bohr and expresses the attitude of many physicists in the early days of quantum mechanics towards the then new theory. Especially non-separable two- (or many-) parti ...
your course handouts
your course handouts

... Light emanating from some source, sun, or a light bulb, vibrates in all directions at right angles to the direction of propagation and is unpolarized. In optical mineralogy we need to produce light which vibrates in a single direction and we need to know the vibration direction of the light ray. The ...
Microsoft Word - DORAS
Microsoft Word - DORAS

... We have chosen AlGaAs/GaAs material with an active layer with a bandgap of around 700 nm, since it is possible to grow high reflectivity Distributed Bragg Reflectors (DBR) quite easily. The other question to assess is whether to use quantum wells as the active material. Using a vertical cavity and a ...
J. J. Thomson (1856
J. J. Thomson (1856

... their course is circular and not rectilinear--no phenomenon hitherto observed is analogous: another view of these rays is that, so far from being wholly aetherial, they are in fact wholly material, and that they mark the paths of particles of matter charged with negative electricity. It would seem a ...
Surface reflection : physical and geometrical perspectives
Surface reflection : physical and geometrical perspectives

... The Beckmann-Spizzichino physical optics model and the Torrance-Sparrow geometrical optics model have recently attracted considerable attention. Both models have been developed to describe specular reflection mechanisms, and both have been found to fit experimental data quite well [11] [30]. Owing t ...
Optics, Electricity and Magnetism
Optics, Electricity and Magnetism

... The deviation 1 produced by the lens L1 is given by, ...
Optical Autocorrelation using Non-Linearity in a Simple Photodiode
Optical Autocorrelation using Non-Linearity in a Simple Photodiode

Practical Tips for Two
Practical Tips for Two

... line where the beam slows and stops before retracing its path. This slow movement subjects the parts of the specimen at either side of the raster to very high integrated excitation which is very damaging. Unfortunately, the acousto-optic modulators (AOM), which are commonly used for this purpose in ...
development of high refractive index poly(thiophene)
development of high refractive index poly(thiophene)

... dependant on and inversely related to the distance the signal can be sent before it decays and needs to be re-amplified by a repeater. Signal decay is caused by both reduced intensity from material absorption and signal dispersion. Thus, the lower the absorption of the material, the more cost effici ...
Particle Sizing by Static Laser Light Scattering
Particle Sizing by Static Laser Light Scattering

Relationship of the total integrated scattering from
Relationship of the total integrated scattering from

... between interfaces may be selected based on available evidence or reasonable assumptions. The TIS is calculated from the ARS formulas by integrating them over the hemisphere containing the incident, reflected, and scattered beams. This approach also gives us the opportunity to study the effects of s ...
Document
Document

Dr. Charles William Lucas
Dr. Charles William Lucas

SQA Advanced Higher Physics Unit 3: Wave Phenomena
SQA Advanced Higher Physics Unit 3: Wave Phenomena

... x-direction, but the expression we will end up with applies to all transverse travelling waves. We will start by considering what happens to a small portion of the rope as the waves travel through it. From the definition of a wave we know that although the waves are travelling in the x-direction, th ...
full text - Ghent University Academic Bibliography
full text - Ghent University Academic Bibliography

... periodiek in een CLC, dat veroorzaakt hoge reflecties voor golflengtes ongeveer even lang als de pitch. Het golflengte gebied waarin hoge reflecties optreden staat bekend als de “bandgap” van het CLC. Zulke “zelf-vormende spiegels” maken het mogelijk om optische componenten met een lage kostprijs te ...
Transverse electric plasmons in bilayer graphene
Transverse electric plasmons in bilayer graphene

... Plasmons are self-sustained collective electron excitations which are of great interest both for fundamental physics and potential technological applications. Plasmon is a paradigmatic quantum many-body phenomenon studied in condensed matter physics [1]. Closely related excitations are surface plasm ...
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History of optics

Optics began with the development of lenses by the ancient Egyptians and Mesopotamians, followed by theories on light and vision developed by ancient Greek philosophers, and the development of geometrical optics in the Greco-Roman world. The word optics is derived from the Greek term τα ὀπτικά which refers to matters of vision. Optics was significantly reformed by the developments in the medieval Islamic world, such as the beginnings of physical and physiological optics, and then significantly advanced in early modern Europe, where diffractive optics began. These earlier studies on optics are now known as ""classical optics"". The term ""modern optics"" refers to areas of optical research that largely developed in the 20th century, such as wave optics and quantum optics.
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