Notes in Master::Quantum Tech

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Status	Last Update	Fields
Published	11/29/2023	Was sind die vier Hauptbereiche von Quantum Tech?
Published	11/29/2023	Was sind die beiden Hauptzutaten (Bestandteile) von QT?
Published	11/29/2023	Wie kann man ein nicht ionisches Molekül einfangen?
Published	11/29/2023	Was ist die Helmholtz Gleichung?
Published	11/29/2023	Welche Gaussche Mode suchen wir bei Lasern und warum?
Published	11/29/2023	Wie verändert sich die Spotsize eines Lasers über einen Weg z?
Published	11/29/2023	Which formation follows the detection of photons from laser beams with constant intensity?
Published	11/29/2023	What can prove the quantum nature of light? What is usually the problem? How do you construct such an experiment?
Published	11/29/2023	What is shot noise?
Published	11/29/2023	How do classical noise and shot noise differ?
Published	11/29/2023	What do you need to meassure the absorption of a material with good signal to noise ratio?
Published	11/29/2023	How do you produce noiseless amplification of photons?
Published	11/29/2023	How can noise be visualized graphically with quadratures?
New Card	11/29/2023	What is the measurement aparature for squeezed light? How does the Signal look for one photo Diode? How does the noise voltage look in relation to the…
New Card	11/29/2023	Non-Linear Optics: How can the Polarization be approximated in a general medium and why is non linear optics called that way?
New Card	11/29/2023	How can one amplify an optical signal?
New Card	11/29/2023	What happens if you only put the pumping signal at an optical parametric amplifier and leave the other port open ?
New Card	11/29/2023	How can you describe the quantum coupled harmonic oscillator?
New Card	11/29/2023	How does the Hamiltonian of the Beamsplitter look?
New Card	11/29/2023	How do the creation and anhilation operators of the incoming fields transform due to the beam splitter?
New Card	11/29/2023	What happens if you put two photons at a beamsplitter at the same time (one on each input)?
New Card	11/29/2023	Single Qubits: How can one generally write the state of a two level system? And how can it be illustrated? Why is the golabl phase irrelevant?
New Card	11/29/2023	What about a photon can be considered a Qubit? And howdoes the Blochsphere look?
New Card	11/29/2023	How does one measure the polarization? What is the issue with measuring the polarization of photons and what is the effect on the quibit function of t…
New Card	11/29/2023	How can one measure the photonic polarization of a qubit?
New Card	11/29/2023	How can mixed qubit states be described? and where can they be represented in the bloch sphere?
New Card	11/29/2023	Density matrix: How can you obtain the probability of measuring a certain value m if the quibit is in state i ?And in what state is the qubit after th…
New Card	11/29/2023	How can the density matrix be constructed from pauli matrices and how does this relate to the quantum state tomography?
New Card	11/29/2023	What is the difference between a classical bit and a qubits?
New Card	11/29/2023	How can we understand entanglement?
Status	Last Update	Fields