Sökning: "Rydberg physics"

Visar resultat 1 - 5 av 29 avhandlingar innehållade orden Rydberg physics.

1. 1. A single trapped Rydberg ion

   Författare :Gerard Higgins; Markus Hennrich; Tilman Pfau; Stockholms universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Trapped ions; Rydberg physics; quantum information platforms; atomic physics; fysik; Physics;

   Sammanfattning : Systems of trapped ions and systems of ultracold Rydberg atoms are used at the forefront of quantum physics research and they make strong contenders as platforms for quantum technologies. Trapped Rydberg ions are a new hybrid technology envisaged to have both the exquisite control of trapped ion systems and the strong interactions of Rydberg atoms. LÄS MER

3. 2. Applications of motional control in trapped Rydberg ion experiments

   Författare :Harry Parke; Markus Hennrich; Matthias Keller; Stockholms universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; trapped Rydberg ions; ion trapping; motional control of trapped ions; Rydberg; Physics; fysik;

   Sammanfattning : Trapped ion systems are one of the leading technologies for the development of various novel quantum devices, including computers, simulators and enhanced sensors. Ion traps offer a high level of control in terms of both the electronic and motional states of individual quantum systems. LÄS MER

4. 3. A microwave dressed Rydberg ion

   Författare :Fabian Pokorny; Markus Hennrich; Schätz Tobias; Stockholms universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; fysik; Physics;

   Sammanfattning : Trapped Rydberg ions are a promising new platform for quantum computation and simulation. They combine the exquisite control of trapped ion systems with the strong dipole-dipole interactions available in Rydberg atom systems. LÄS MER

5. 4. Fast and Scalable Entangling Gate in Trapped Ions via Rydberg Interaction

   Författare :Chi Zhang; Markus Hennrich; Peter Zoller; Stockholms universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; trapped ions; Rydberg interaction; quantum entanglement; fysik; Physics;

   Sammanfattning : Trapped Rydberg ions are a novel platform for quantum information processing. This approach combines the advanced quantum control of trapped ions and the strong dipolar interaction of Rydberg atoms. LÄS MER

7. 5. Wideband Active and Passive Antenna Solutions for Handheld Terminals

   Författare :Peter Lindberg; Anders Rydberg; Anders Pers; Nicholas Buris; Uppsala universitet; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Engineering physics; active antennas; impedance matching; dipole antennas; baluns; slot antennas; microstrip antennas; mobile antennas; multifrequency antennas; antenna proximity factors; receiving antennas; ferrite devices; Teknisk fysik;

   Sammanfattning : This thesis presents solutions and studies related to the design of wideband antennas for wireless handheld terminal applications. A method of electrically shortening the terminal chassis length to obtain resonance at high frequencies has been proposed and evaluated, thereby increasing the antennas impedance bandwidth. LÄS MER