Ioffe-pritchard trap
WebIoffe阱因能对中性粒子实现稳定囚禁而成为一种倍受关注的磁阱。 若只讨论阱中的近原点区域时,阱中的磁场可以呈现出一种简明的形式。 磁矩μ反平行于磁场的中性粒子在阱中与磁场发生相互作用,借助相互作用势,可以获得粒子在阱中的... 阅读全文>> 权威出处： 《量子光学学报》2004年02期 扩展阅读： ·Ioffe·中性粒子·逐次近似·磁阱·近似表达式·磁矩·Ioffe … WebThe idea is that the antihydrogen produced in the Penning trap is “born” trapped within the Ioffe–Pritchard trap – if its kinetic energy does not exceed the depth of the trapping …
Ioffe-pritchard trap
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Web22 okt. 2013 · Here a comprehensive analysis and discussion of the basic physics behind the most commonly used magnetic traps in Bose-Einstein condensation is presented. … Webb) An optically plugged trap (OPT) is realized by ficiency of a magnetic trap without the complexity and focusing an intense, blue-detuned laser beam to the center that repels atoms from the hole, resulting in a Bose-Einstein restricted optical access of a multi-coil arrangement typ- condensate free to move along a ring.
Web– Magnetic trapping in an Ioffe-Pritchard (IP) style magnetic trap – Radio frequency (RF) evaporative cooling reducing temperature to ∼ 50 nK – Formation of Bose-Einstein condensate (BEC) – Imaging the BEC with a 780 nm imaging laser beam on a charge-coupled device (CCD) camera Web9 jun. 2010 · We describe our experimental setup for creating stable Bose–Einstein condensates (BECs) of R 85 b with tunable interparticle interactions. We use sympathetic cooling with R 87 b in two stages, initially in a tight Ioffe–Pritchard magnetic trap and subsequently in a weak, large-volume, crossed optical dipole trap, using the 155 G …
WebIn this region, the effective potential is proportional to the modulus of the field: , this potential has a minimum and, close to this minimum, the device behaves as a magnetic trap. …
Web10 sep. 1999 · A Ioffe-Pritchard–type magnetic trap ( 16) provides a cylindrically symmetric, harmonic potential with an axial frequency of ω z = 2π × 19.5 Hz and a variable radial frequency.
Web17 nov. 2006 · Abstract We have trapped rubidium atoms in the magnetic field produced by a superconducting atom chip operated at liquid helium temperatures. Up to 8.2×105 atoms are held in a Ioffe-Pritchard trap at a distance of 440 μm from the chip surface, with a temperature of 40 μK. The trap lifetime reaches 115 s at low atomic densities. react dating appWebWe report on the frequency performance of a low cost (500 $) radio-frequency sine wave generator, using direct digital synthesis (DDS) and a field-programmable gate array (FPGA). The output frequency of the device may … react datetime picker bootstrapWebWe present designs for Ioffe-Pritchard type magnetic traps using planar patterns of hard magnetic material. Two samples with different pattern designs were produced by spark … how to start course fishingWebIn a Penning trap, charged plasmas are confined in a combination of magnetic and electric fields. Plasmas in a Penning trap are axially confined by quadratic electric potentials. In … react dc addressWebWe present designs for Ioffe-Pritchard type magnetic traps using planar patterns of hard magnetic material. Two samples with different pattern designs were produced by spark … how to start couponing 2022Web14 dec. 2012 · The Ioffe–Pritchard trap is the workhorse of modern cold atom physics. Here, we present a novel Ioffe–Pritchard trap coil configuration based purely on circular coils. … react datepicker time rangeWeb• The Ioffe-Pritchard trap revisited – The double TOP trap – Controlled cold collisions in a linear accelerator • More Ioffe-Pritchard traps –Rnig trap – BEC wave guide – Sagnac … how to start cpr business