2,666 research outputs found

    Utilizing the history of accounting to improve communication skills

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    During recent years, many comments have been made regarding the lack of good written and oral communication skills of entry level accountants. Accounting academicians realize that there is a weakness in the communications area. Many professors do not feel, however, that they have sufficient time to address the area of communication skills in the present undergraduate accounting courses because it is difficult just having time to cover technical accounting material. To increase accounting knowledge and at the same time improve communications skills were the objectives of an intersession course for accounting students which was offered between semesters as a one hour elective. The course met 3 hours a day for 5 days and was aimed at accounting juniors and seniors

    Arm Position During Ambulatory Blood Pressure Monitoring: A Review of the Evidence and Clinical Guidelines

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/106696/1/jch12255.pd

    Miniature Optical Atomic Clock: Stabilization of a Kerr Comb Oscillator

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    Mechanical clocks consist of a pendulum and a clockwork that translates the pendulum period to displayed time. The most advanced clocks utilize optical transitions in atoms in place of the pendulum and an optical frequency comb generated by a femtosecond laser as the clockwork. The comb must be stabilized at two points along its frequency spectrum: one with a laser to lock a comb line to a transition in the atom, and another through self referencing to stabilize the frequency interval between the comb lines. This approach requires advanced techniques, so optical atomic clocks are currently laboratory devices in specialized labs. In this paper we leverage unique properties of Kerr comb oscillators for realization of optical atomic clocks in miniature form factors. In particular, we describe a clock based on D1 transition of 87Rb that fits in the palm of the hand, and can be further miniaturized to chip scale.Comment: 4 pages, 4 figure

    Topological structures of adiabatic phase for multi-level quantum systems

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    The topological properties of adiabatic gauge fields for multi-level (three-level in particular) quantum systems are studied in detail. Similar to the result that the adiabatic gauge field for SU(2) systems (e.g. two-level quantum system or angular momentum systems, etc) have a monopole structure, the curvature two-forms of the adiabatic holonomies for SU(3) three-level and SU(3) eight-level quantum systems are shown to have monopole-like (for all levels) or instanton-like (for the degenerate levels) structures.Comment: 15 pages, no figures. Accepted by J.Phys.
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