Related Experiment Video

Updated: Jun 16, 2025

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference
00:07

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference

Published on: September 5, 2019

8.4K

Experimental photon addition and subtraction in multi-mode and entangled optical fields

Kishore Thapliyal, Jan Peřina, Ondřej Haderka

    Optics Letters
    |August 15, 2024
    PubMed

    More Related Videos

    Generation and Coherent Control of Pulsed Quantum Frequency Combs06:42

    Generation and Coherent Control of Pulsed Quantum Frequency Combs

    Published on: June 8, 2018

    8.9K
    Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators09:23

    Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators

    Published on: May 30, 2014

    14.5K

    Related Concept Videos

    Interpreting ¹H NMR Signal Splitting: The (n + 1) Rule01:10

    Interpreting ¹H NMR Signal Splitting: The (n + 1) Rule

    In the AX proton spin system, proton A can sense the two spin states of a coupled proton X, resulting in a doublet NMR signal with two peaks of equal (1:1) intensity. When proton A is coupled to two equivalent protons (AX2 spin system), the spin states of each X can be aligned with or against the external field, creating three possible scenarios. This results in a 1:2:1  triplet signal, where the central peak corresponds to the chemical shift of A and is twice as large or intense as the...
    1.2K
    Dual Nature of Electromagnetic (EM) Radiation01:10

    Dual Nature of Electromagnetic (EM) Radiation

    Electromagnetic (EM) radiation consists of electric and magnetic field components oscillating in planes perpendicular to each other and mutually perpendicular to radiation propagation through space. EM radiation can be classified as a wave, characterized by the properties of waves such as wavelength (denoted as λ) and frequency (represented by ν).
    Wavelength is the distance between two consecutive peaks (the highest point) or troughs (the lowest point) in the wave. Frequency is the...
    2.0K
    π Electron Effects on Chemical Shift: Overview01:27

    π Electron Effects on Chemical Shift: Overview

    An applied magnetic field causes loosely bound π-electrons in organic molecules to circulate, producing a local or induced diamagnetic field over a large spatial volume. As the molecules tumble in solution, the field generated by π-electrons in spherical substituents results in a zero net field. However, the net field generated by π-electrons in non-spherical substituents is not zero. The effect of this induced field depends on the orientation of the molecule with respect to B0,...
    1.1K
    Molecular Spectroscopy: Absorption and Emission01:14

    Molecular Spectroscopy: Absorption and Emission

    Molecules possess discrete energy levels called quantum states. Unlike atoms, which have simpler energy levels, molecules possess additional rotational and vibrational energy levels.  Each energy level is separated by an energy gap, with the gaps between adjacent electronic, vibrational, and rotational levels varying significantly. The three types of energy levels in a diatomic molecule are shown in Figure 1.
    2.0K
    ¹H NMR Signal Multiplicity: Splitting Patterns01:13

    ¹H NMR Signal Multiplicity: Splitting Patterns

    When protons A and X are coupled, their nuclear spin energy levels are slightly modified. This is because the energy required to excite proton A to a spin state parallel to proton X is slightly different from the energy required for it to become anti-parallel to spin X. Consequently, there are two possible excitation frequencies for A (A1 and A2), depending on the spin state of X, and vice versa. The mutual nature of coupling implies that the difference between frequencies A1 and A2, indicated...
    5.0K
    Interaction of EM Radiation with Matter: Spectroscopy01:12

    Interaction of EM Radiation with Matter: Spectroscopy

    Electromagnetic (EM) radiation can be considered an oscillating electric and magnetic field propagating through a medium that can interact with matter in its path. The electric field in the radiation can interact with electrical charges in the atoms or molecules in the matter. On the other hand, the magnetic field can interact with the magnetic field in the atomic nucleus. The study of the interaction between electromagnetic radiation and matter is termed spectroscopy. Spectroscopy is the study...
    1.4K