Quantum electronics
Quantum optics is a field of research that uses semi-classical and quantum-mechanical physics to investigate phenomena involving light and its interactions with matter at submicroscopic levels.
Li...
Laser Cut Jeans
Você nunca mais verá sua calça jeans da mesma forma: mais uma aplicação para o laser...
FIRST OBJECT TELEPORTED FROM EARTH TO ORBIT!
✔Researchers in China have teleported a photon from the ground to a satellite orbiting more than 500 kilometers above.
Quantum Levitation
Suspending a superconducting disc above or below a set of permanent magnets. The magnetic field is locked inside the superconductor ; a phenomenon called 'Qu...
NASA Mystery: Electron 'Superhighway' Traveling at Speed of Light Discovered Just Outside Earth's Magnetic Field
"This is a puzzling case because we're seeing energetic electrons where we don't think they should be, and no model fits them," said David Sibeck, co-author and THEMIS project scientist at NASA Goddar...
World's most powerful X-ray laser gets upgrade
The fastest and most powerful X-ray laser in the world will soon be an astonishing 8,000 times faster and 10,000 times brighter, enabling scientists to see how nature works on the atomic level and on ...
How To Make Graphene
Since its discovery a decade ago, scientists and tech gurus have hailed graphene as the wonder material that could replace silicon in electronics, increase the efficiency of batteries, the durability ...
A Metal That Behaves Like Water
Graphene is going to change the world — or so we’ve been told. Since its discovery a decade ago, scientists and tech gurus have hailed graphene as the wonder material that could replace silicon in ele...
Heavy Fermions Get Nuclear Boost On Way To Superconductivity
Physicists from the United States, Germany and China have made a surprising discovery that the arrangement of atomic nuclei spins helps bring about superconductivity in ytterbium dirhodium disilicide,...
Japanese Scientists Create Touchable Holograms
Japanese scientists from the Utsunomiya University Center for Optical Research and Education have created a hologram that can be safely handled, according to the Toronto Star. The three-dimensional vi...
Is Black Phosphorous The Next Big Thing In Materials?
A new experimental revelation about black phosphorus nanoribbons should facilitate the future application of this highly promising material to electronic, optoelectronic and thermoelectric devices. A ...
Quantum Physics Meets Genetic Engineering
Nature has had billions of years to perfect photosynthesis, which directly or indirectly supports virtually all life on Earth. In that time, the process has achieved almost 100 percent efficiency in t...
Unexpected Role Of Electrons In Creating Pulsating Auroras
Researchers have uncovered evidence for an unexpected role that electrons have in creating the dancing auroras. Thanks to a lucky conjunction of two satellites, a ground-based array of all-sky cameras...
Physicists find new explanation for key experiment
Bielefeld, Germany (SPX) Sep 25, 2015 - An experiment at Tohoku University (Japan) in 2008 laid the foundations for research on 'spin caloritronics' - a field that aims to develop more effective and e...
Light-Based Memory Chip Is The First Ever To Store Data Permanently
The world’s first entirely light-based memory chip to store data permanently has been developed by material scientists at Oxford University in collaboration with scientists at Karlsruhe, Munster and E...
Solid-state physics
Solid-state physics is the study of rigid matter, or solids, through methods such as quantum mechanics, crystallography, electromagnetism, and metallurgy. It is the largest branch of condensed matter...
Solid-state physics - Wikipedia
Optoelectronics
Optoelectronics is the study and application of electronic devices that source, detect and control light, usually considered a sub-field of photonics. In this context, light often includes invisible ...
Quantum optics
Quantum optics is a field of research that uses semi-classical and quantum-mechanical physics to investigate phenomena involving light and its interactions with matter at submicroscopic levels.
Li...
Absorption (electromagnetic radiation)
In physics, absorption of electromagnetic radiation is the way in which the energy of a photon is taken up by matter, typically the electrons of an atom. Thus, the electromagnetic energy is transforme...
Spontaneous emission
Spontaneous emission is the process by which a quantum system such as an atom, molecule, nanocrystal or nucleus in an excited state undergoes a transition to a state with a lower energy (e.g., the gro...
Spontaneous emission - Wikipedia
Stimulated emission
Stimulated emission is the process by which an incoming photon of a specific frequency can interact with an excited atomic electron (or other excited molecular state), causing it to drop to a lower e...
Quantum Hall effect
The quantum Hall effect (or integer quantum Hall effect) is a quantum-mechanical version of the Hall effect, observed in two-dimensional electron systems subjected to low temperatures and strong magne...
Quantum Hall effect - Wikipedia
Laser
A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation. The term "laser" originated as an acronym for "light ampl...
Laser - Wikipedia
Semiconductor
A semiconductor material has an electrical conductivity value falling between that of a conductor, such as copper, and an insulator, such as glass. Semiconductors are the foundation of modern electron...
Semiconductor - Wikipedia
Image sensor
An image sensor or imaging sensor is a sensor that detects and conveys the information that constitutes an image. It does so by converting the variable attenuation of waves (as they pass through or re...
Image sensor - Wikipedia
Quantum cellular automata
A quantum cellular automata or QCA is an abstract model of quantum computation, devised in analogy to conventional models of cellular automata introduced by von Neumann. The same name may also refer t...
Laser science
Laser science or laser physics is a branch of optics that describes the theory and practice of lasers. Laser science is principally concerned with quantum electronics, laser construction, optical cavi...
Lasers
This is a list of laser types, their operational wavelengths, and their applications. Thousands of kinds of laser are known, but most of them are used only for specialised research.
Lasers - Wikipedia
Quantum electrodynamics
In particle physics, quantum electrodynamics (QED) is the relativistic quantum field theory of electrodynamics. In essence, it describes how light and matter interact and is the first theory where ful...
Quantum electrodynamics - Wikipedia