Articles tagged with Laser Pulses
Researchers shed light on electron beam formation by attributing it to the evolution of the plasma bubble shape and nonlinear laser pulse evolution. The discovery is attributed to fine details in 3D simulations, offering a robust mechanism for self-injection and monoenergetic bunch formation.
Physicists and chemists have successfully controlled individual, negatively charged particles within a group of electrons in complex molecules. They used femtosecond laser pulses to manipulate the motion of outer electrons in carbon monoxide molecules.
Researchers at Kansas State University have developed a method to control the motion of electrons in a hydrogen molecule using ultrafast laser pulses. This breakthrough could lead to the creation of custom-made chemical compounds and a deeper understanding of basic physics processes.
Scientists at the University of Illinois have devised a method to characterize special surfaces by using a series of killer laser pulses. The technique measures the distribution of site enhancements on the substrate surface, allowing researchers to design better scattering surfaces for sensor applications.
A team of Japanese scientists has designed the world's first optical pacemaker for laboratory research, utilizing powerful laser pulses to regulate heart muscle cell contractions. This breakthrough technique may aid in understanding uncoordinated heart contractions and developing anti-fibrillation drugs.
Researchers successfully triggered electrical activity in thunderclouds by aiming laser light at them, generating plasma filaments that conducted electricity. The technology has potential applications in studying lightning strikes and evaluating the sensitivity of airplanes and critical infrastructure.
Researchers discovered ultrafast electron microscopy reveals switchable nanochannels in copper and TCNQ crystals. These micromaterials stretch under laser pulses, exhibiting reversible optomechanical phenomena useful for nanoelectronic applications.
Using a theoretical model, researchers have shown how a hydrogen molecule responds to laser pulses by creating a changing musical chord. The movement of the two protons in the molecule creates different frequencies, which are similar to notes in a musical chord.
Researchers have successfully observed electrons tunnelling through the binding potential of an atom nucleus under the influence of laser light. This breakthrough allows scientists to study electron movement in real-time and has implications for microelectronics and radiation therapy.
Scientists have developed a technique to accurately measure and control extremely short laser pulses, allowing them to track and manipulate electrons at the atomic level. The new method enables precise reconstruction of individual femtosecond pulses, opening up new possibilities for sub-atomic research.
Scientists capture ultrafast molecular motion by visualizing vibration and rotation of a hydrogen molecule as a quantum mechanical wave packet. The image reveals the wave packet's collapse and revival over extremely short timescales.
A Dutch-German research team has successfully controlled a chemical reaction by steering the motion of electrons with ultrashort laser pulses. The team used phase-controlled laser pulses to manipulate the timing of electron motion, leading to a preferential emission of deuterium ions and atoms in specific directions.
Researchers have made the fastest measurements of molecular vibrations, using a new technique that detects UV photons emitted by molecules under laser pulses. The results show atomic nuclei moving at varying speeds in different isotopes, providing insights into molecular dynamics.
Researchers obtain unique view of electronic orbitals and separation of NO dimers by exciting molecules with femtosecond laser pulses. The experiments reveal an intermediate Rydberg state that dissociates in about 600 femtoseconds, providing a detailed understanding of the dissociation process.
Researchers at JILA use laser pulses to take snapshots of atom collisions, revealing how atoms briefly lose form and energy when colliding. The results provide new insights into atomic dynamics and the laws of physics.
Researchers create laser pulses with specific shapes to produce signals with higher frequencies, enhancing image resolution and accuracy in detecting underground objects. The technique allows for precise control over radio frequencies, improving ultra-wideband communication systems.
Researchers at Berkeley Lab develop a technique to channel laser-powered plasma waves, creating high-quality beams with particles over 80 MeV in energy. By optimizing plasma channel conditions and laser parameters, they achieve unprecedented beam intensity and suppress electron capture.
Researchers use ultrashort laser pulses to activate a critical surface reaction, allowing for the oxidation of CO molecules on transition metal surfaces. This novel approach enables the system to rapidly transfer energy into the oxygen-metal bond, outpacing desorption processes and unlocking new chemical pathways.