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His experiments with designs for an aeroplane and a hot-air balloon led him to conceive a project for an actual airship, or rather a ship to sail in the air, consisting of a triangular gas-filled pyramid, but he died before he was able to build a craft to this design.
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experiments and with
He had read his poetry with musicians as early as 1951, and his entire career has been characterized by radical experiments with the form and presentation of his poetry.
However, his subject matter and basic themes have remained surprisingly consistent, and these, together with certain key poetic images, may be traced through all his work, including the new jazz experiments.
Although I suggested that you hold the bar at the back of the neck there's no reason why you shouldn't make some experiments with the bar held in front of the neck.
The frequency used for these experiments is 15 mc. and the transducer is a specially cut crystal with an epoxy lens capable of providing beam diameters smaller than one millimeter.
He was stirred by the announcement of Volta's discovery of chemical electricity and he immediately applied the voltaic pile to experiments with acids and alkalis.
In February 1801, Oersted did manage to experiment with physical apparatus and reported experiments made with a voltaic battery of 600 plates of zinc and silver and of later experiments with a battery of 60 plates of zinc and lead.
Oersted's own earlier experiments were unimpressive, possibly because he had, like other experimenters, laid the conducting wire across the compass needle instead of parallel with it.
In order to reduce the number of variable parameters, all experiments were made with a constant arc length of 0.5'' '' and a current of 100 Aj.
In 2 of 15 experiments on whole serum a region of agglutinin activity with intermediate anionic binding capacity was detected ( Region 3, Fig. 1 ).
( 3 ) In other experiments the indirect conjugate was treated with 3 volumes of ethyl acetate as recommended by Dineen and Ade ( 1957 ).
The sections were mounted on cold slides smeared with Haupts' adhesive ( Johansen, 1940 ) in earlier experiments, and in later experiments with a different mixture of the same components reported by Schramm and Rottger ( 1959 ).
In the first few experiments Af was passed through Dowex-2-chloride twice and absorbed twice with 50 - 100 mg sweet clover tissue powder.
In experiments with topical application of strychnine on the cerebral cortex, the transmission of impulses from the cortex to the hypothalamus was demonstrated.
Some experiments are composed of repetitions of independent trials, each with two possible outcomes.
He contends this idea doesn't conflict with experiments on which the principle of conservation of matter and energy is based because some slight error must be assumed in such experiments.
experiments and designs
ANOVA is difficult to teach, particularly for complex experiments, with split-plot designs being notorious.
They are responsible for popularizing the widely cited distinction among pre-experimental, experimental, and quasi-experimental designs and are staunch advocates of the central role of randomized experiments in educational research.
Study designs employed by I – O psychologists include surveys, experiments, quasi-experiments, and observational studies.
It was Howard Head's experiments combining aluminum and conventional wood designs that solved the problem.
Some other crucial contributions were Robert Christy's realization that implosive compression would facilitate nuclear detonation by significantly increasing the density of the plutonium sphere, Luis Alvarez's development of exploding-bridgewire detonators, which ensured that the explosive lenses would all fire simultaneously, and Bruno Rossi's RaLa experiments, which tested ( without plutonium ) various weapon designs to arrive at one that produced an accurately symmetrical implosion.
After some experiments with different designs, a famous French cooperator, Professor Charles Gide, suggested using the seven colours of the rainbow for the flag.
There he found the spare time to conduct a series of experiments concerning weightlessness, and later resumed his rocketry designs.
The knowledge gained from the Argonne experiments conducted with these reactors 1 ) formed the foundation for the designs of most of the commercial reactors currently used throughout the world for electric power generation and 2 ) inform the current evolving designs of liquid-metal reactors for future commercial power stations.
* Genstat, a statistical package originally developed at Rothamsted Research, which is reflected in its capacity to handle complex block designs of the type likely to occur in agricultural multi-treatment experiments.
Having spent around £ 30, 000, and unwilling to spend more, he abandoned these experiments, only resuming his work in the 20th century, when he tested a number of smaller designs powered by gasoline engines.
Hargrave's work inspired Alexander Graham Bell to begin his own experiments with a series of tetrahedral kite designs.
The next two orbits were used for extra experiments to obtain information of use in future cryogenic stage designs.
He described the arc of Whitehead's career as a retrogression, that it moved from supposed early successes to less ambitious experiments, and then descended further to unlikely designs and public failure.
This is determined by estimates such as those derived from Rent's rule or by experiments with existing designs.
Consequently, one of the most fundamental challenges in HTS experiments is to glean biochemical significance from mounds of data, which relies on the development and adoption of appropriate experimental designs and analytic methods for both quality control and hit selection
The new style also permitted many more promising experiments with foreshortening, perspective views and new designs for arrangements.
It abandoned the ' Leader ' class experiments, and Bulleid left the UK to carry forward his unusual locomotive designs in Ireland.
Many variations have been examined, but the most intensely studied are the balanced incomplete block designs ( BIBDs or 2-designs ) which historically were related to statistical issues in the design of experiments.
These methods include controlled randomized experiments, quasi-experiments, longitudinal studies, time-series designs, cross-sectional studies, and case-control studies as well as action research.
Internal validity, therefore, is more a matter of degree than of either-or, and that is exactly why research designs other than true experiments may also yield results with a high degree of internal validity.
experiments and for
You should have a couple of training partners to stand by when you make your first experiments just for safety.
The contents of the manifold for liquid phase experiments were then mixed by shaking, redistributed to the reaction tubes, frozen down, and each tube was then sealed off.
The reactants for the gas phase experiments were first frozen out in a side-arm attached to the manifold and then allowed to distil slowly into the manifold of pre-cooled reaction cells before sealing off.
There is some reason to think that thyroglobulin synthesis may proceed independently of iodination, for in certain transplantable tumours of the rat thyroid containing essentially no iodinated thyroglobulin, a protein that appears to be thyroglobulin has been observed in ultracentrifuge experiments ( Wolff, Robbins and Rall, 1959 ).
While there are many different possibilities for the timing of casework intervention, the experiments recently reported from a variety of traditional settings all point up the importance of an immediate response to the client's initial need for help.
But Dartmouth preserves its youthful brashness even in its educational attitudes, and, although some of its experiments may still be in the testing stage, they make for lively copy.
These experiments also led to a number of patents: for example, he invented a new form of laminated bent-plywood furniture in 1932.
Because of its low density and atomic mass, beryllium is relatively transparent to X-rays and other forms of ionizing radiation ; therefore, it is the most common window material for X-ray equipment and in particle physics experiments.
* The sea slug Aplysia was chosen by Nobel Prize-winning neurophysiologist Eric Kandel as a model for studying the cellular basis of learning and memory, because of the simplicity and accessibility of its nervous system, and it has been examined in hundreds of experiments.
Franklin gained international renown as a scientist for his famous experiments in electricity and for his many inventions, especially the lightning rod.
* Benjamin Franklin and Electrostatics experiments and Franklin's electrical writings from Wright Center for Science Education, Tufts University
The CDC thus only recommends vaccination for: 1 ) All laboratory and field personnel who are working with Y. pestis organisms resistant to antimicrobials, 2 ) People engaged in aerosol experiments with Y. pestis and 3 ) People engaged in field operations in areas with enzootic plague where preventing exposure is not possible ( such as some disaster areas ).
Specialized applications include use in laboratories as containment for high pressure experiments ( see diamond anvil cell ), high-performance bearings, and limited use in specialized windows.
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