1,583 research outputs found

    Barriers to the Implementation of the Oklahoma Learning Site Initiative.

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    The Oklahoma State Legislature and the Oklahoma State Regents for Higher Education have partnered to put forth an initiative to strengthen the state\u27s intellectual power in hopes of preparing its citizens to compete in the global, knowledge-based economy of the 21st Century. As a starting point for the Oklahoma Learning Site Initiative, the Oklahoma State Regents set forth two goals: (a) to improve the quality of life of the citizens of Oklahoma and (b) to improve Oklahoma\u27s rankings on national economic indicators to achieve a condition in which Oklahoma\u27s growth rate on national economic indicators is consistently above the national average (National Center for Higher Education, 1998). This descriptive study examined the barriers to implementation of the Oklahoma Learning Site Initiative and provided research data concerning the learning sites and the response to the Oklahoma State Regents for Higher Education Policy. Questions were addressed through focus group interviews with students, faculty, and administrative staff as well as indepth interviews with 14 chief academic officers of the state institutions in the state of Oklahoma. Policies and procedures were examined and participants were asked to respond as to how they functioned and took responsibility for ascertaining and aggressively meeting the educational needs in their respective communities. In serving those needs, these institutions were examined concerning use of the programmatic and course expertise of sister institutions. Four barriers were identified from the collection and analysis of the data: communication, faculty buy-in, money, and technology. Evident in each barrier was a sense of collaborative effort on the part of students, faculty, administrative staff, and chief academic officers. The initiative represented a collaborative effort on the part of all institutions involved in the study. It appeared that implementation of the Oklahoma Learning Site Initiative was well underway

    Constrained action selection in children with developmental coordination disorder

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    The effect of advance (‘precue’) information on short aiming movements was explored in adults, high school children, and primary school children with and without developmental coordination disorder (n = 10, 14, 16, 10, respectively). Reaction times in the DCD group were longer than in the other groups and were more influenced by the extent to which the precue constrained the possible action space. In contrast, reaction time did not alter as a function of precue condition in adults. Children with DCD showed greater inaccuracy of response (despite the increased RT). We suggest that the different precue effects reflect differences in the relative benefits of priming an action prior to definitive information about the movement goal. The benefits are an interacting function of the task and the skill level of the individual. Our experiment shows that children with DCD gain a benefit from advance preparation in simple aiming movements, highlighting their low skill levels. This result suggests that goal-directed RTs may have diagnostic potential within the clinic

    Women, Health and Aging: Building a Statewide Movement

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    Provides an overview of current policy and program environments that affect the state's most vulnerable elder population, and considers some effective strategies to address the growing needs of older persons in California

    Antiferromagnetic and Orbital Ordering on a Diamond Lattice Near Quantum Criticality

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    We present neutron scattering measurements on powder samples of the spinel FeSc2S4 that reveal a previously unobserved magnetic ordering transition occurring at 11.8(2)~K. Magnetic ordering occurs subsequent to a subtle cubic-to-tetragonal structural transition which distorts Fe coordinating sulfur tetrahedra lifting the orbital degeneracy. The application of 1~GPa hydrostatic pressure appears to destabilize this N\'eel state, reducing the transition temperature to 8.6(8)~K and redistributing magnetic spectral weight to higher energies. The relative magnitudes of ordered m2 ⁣= ⁣3.1(2)\langle m \rangle^2\!=\!3.1(2) and fluctuating moments δm2 ⁣= ⁣13(1)\langle \delta m \rangle^2\!=\!13(1) show that the magnetically ordered ground state of FeSc2S4 is drastically renormalized and in proximity to criticality.Comment: 16 pages, 12 figure

    A new animal model of atrial flutter

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    A new, simple and reliable model of atrial flutter utilizing postpericardiotomy pericarditis was developed in the dog. Using a sterile technique, the pericardium was opened by way of a right thoracotomy, Teflon-coated, stainless steel wire electrodes were fixed to three selected sites on the atria and exteriorized, the atrial surfaces were generously dusted with talcum powder and a single layer of gauze was placed on the free left and right atrial walls. The dogs were allowed to recover. Subsequently, the inducibility of atrial flutter and selected electrophysiologic properties of the atria were determined by daily programmed atrial stimulation studies with the dogs in the conscious, nonsedated state.Atrial flutter could be induced in 23 of 25 dogs initially studied. It was sustained (that is, lasting ≥5 min) in 17 of the 23. Neither atrial excitability, Intraatrial conduction time nor atrial refractoriness determined by pacing and recording from the three fixed sites predicted the inducibility of atrial flutter. One hundred thirty-nine episodes of atrial flutter induced in these 23 dogs were analyzed. The mean sustained atrial flutter cycle length was 131 ± 20 ms (mean ± SD) (range 100 to 170); the atrial flutter cycle length was 150 ms or more in 23 episodes, between 120 and 150 ms in 64 episodes and 120 ms or less in 52 episodes.In five dogs, the stability of the atrial flutter cycle length during sustained atrial flutter was studied and shown to be remarkably stable in all five until interrupted by rapid atria) pacing 35 to 95 minutes after its induction. Seventeen dogs were submitted to reoperation for epicardial mapping purposes and atrial flutter could be induced in the open chest state in 12. In conclusion, this sterile pericarditis model of atrial flutter in the canine heart proved to be highly reliable, reproducible and easy to create

    A study of constitutional psychopathic personalities and their community adjustments from the Metropolitan State Hospital

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    This item was digitized by the Internet Archive. Thesis (M.S.)--Boston Universityhttps://archive.org/details/studyofconstitut00plu

    Polar ozone

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    The observation and interpretation of a large, unexpected ozone depletion over Antarctica has changed the international scientific view of stratospheric chemistry. The observations which show the veracity, seasonal nature, and vertical structure of the Antarctic ozone hole are presented. Evidence for Arctic and midlatitude ozone loss is also discussed. The chemical theory for Antarctic ozone depletion centers around the occurrence of polar stratospheric clouds (PSCs) in Antarctic winter and spring; the climatology and radiative properties of these clouds are presented. Lab studies of the physical properties of PSCs and the chemical processes that subsequently influence ozone depletion are discussed. Observations and interpretation of the chemical composition of the Antarctic stratosphere are described. It is shown that the observed, greatly enhanced abundances of chlorine monoxide in the lower stratosphere are sufficient to explain much if not all of the ozone decrease. The dynamic meteorology of both polar regions is given, interannual and interhemispheric variations in dynamical processes are outlined, and their likely roles in ozone loss are discussed
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