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Three experiments

A belt experiences three types of tension as it rotates around a pulley working tension, bending tension, and centrifugal tension. The combination of tight side, bending. [Pg.970]

Now run this experiment three times and note the numbers of A and B remaining after each run. Let [A] equal the number of A remaining at the end of the run and [B] the number of B. From your three runs, determine average values and standard deviations for these numbers. We can define the equilibrium constant for the interconversion of A and B as Wgq = [B]/[A]. Determine an average value and standard deviation for this ratio based on your results. What value would you expect for Wgq based on the transition probabilities Does your calculated value from the simulations agree with this value ... [Pg.34]

In yet another experiment, three set of 25 ml of 100 ppm NiS04 solutions were complexed with 0.1 ml of 1% l-Nitroso-2-Naphthol and sonicated for 10, 20 and 30 min and compared with a control sample which was stirred mechanically. Turbidity of these solutions was measured. From the Table 9.9, it is clear that the turbidity of the solution increased as the time of sonication increased. [Pg.240]

Under the influence of a gravitational (centrifugal) field, a solute particle of mass m — M/Ni immersed in a solvent of density p at a distance r from the rotor axis experiences three forces. Within the frame of reference of the rotor, spinning with angular velocity co, these are the centrifugal force Fc, the buoyant force Fb, and the frictional force Ff. [Pg.235]

The processes just described are valid for analyzers separating ions in space while ions are travelling, there is separation of the ions of interest, their decomposition is due to CID and there is analysis of product ions. Two analyzers are required for MS/MS experiments, three for MS [3], and so on. [Pg.61]

During the flight of droplets in the spray, the forced convective and radiative heat exchanges with the atomization gas lead to a rapid heat extraction from the droplets. A droplet undergoing cooling and phase change may experience three states (a) fully liquid, (b) semisolid, and (c) fully solid. If the Biot number of a droplet in all three states is smaller than 0.1, the lumped parameter model 1561 can be used for the calculation of droplet temperature. Otherwise, the distributed parameter model 1541 should be used. [Pg.371]

Fig. 6 Chronopotentiometry (a) typical excitation signal (b) potential response (c) concentration profiles of educt for a chronopotentiometric experiment (three profiles at various times, increasing time shown by arrow). Fig. 6 Chronopotentiometry (a) typical excitation signal (b) potential response (c) concentration profiles of educt for a chronopotentiometric experiment (three profiles at various times, increasing time shown by arrow).
In certain instances, when LNG contacts ambient water, explosive vaporization occurs with concomitant shock waves both in the air and water. While isolated instances of such events were recorded as early as 1956, it was during the 1968-1969 Bureau of Mines tests that the phenomena first attracted wide interest. In these experiments, three explosive... [Pg.113]

This passage is most likely taken from that all geniuses experience three intensely pro-... [Pg.67]

Our move began shortly after dawn in order to avoid the heat of the day. The trek to move ourselves and our equipment to the new home involved going through pastures we had not seen since our mushroom experience three days before. The Stropharia seemed to be everywhere. There seemed not to be a cow-pie without its golden flush of perfect mushrooms. I promised myself that as soon as we had squared away the new hut and otherwise settled in, that we should again take the mushroom. [Pg.68]

At the same time Rutherford conducted his experiments, three other chemists—Priestley, Cavendish, and Scheele—were also investigating fixed air gases, including nitrogen. However, Rutherford was given credit for discovering nitrogen. [Pg.210]

To demonstrate liquid-fueled active combustion control, instability suppression experiments were performed under several conditions. Figure 21.6 shows the dump combustor set-up used in the demonstration experiments. Three configurations in which naturally unstable oscillations were observed are shown. Table 21.1 lists the specific flow conditions where instabilities occurred. The case number in the table corresponds to the combustor configuration used. [Pg.340]

Nanosized particles which experience three-dimensional size quantization, i.e. particles in which the movement of the exciton is restricted in all three directions. [Pg.208]

Schwenz and Moore introduced cyclic voltammetry as a modem approach to electrochemistry experiments. Three new experiments exploit this technique. One uses the technique as a probe or electrode surface area (82). A second uses the method to study adsorption of polyoxometalates on graphite electrodes (83). A third studies the effect of micelles on the diffusion and redox potentials of the well-studied ferrocene system (84). [Pg.125]

Following the experiment three equations can be proposed for the three unknowns tM, a and b. [Pg.404]

In order to achieve coherent control in a laboratory experiment, three major requirements are to be met. Well-defined final states cannot be reached without the preparation of a well-defined initial state. Ultrashort, spectrally wide and intense laser pulses at different wavelengths must be produced for excitation and a good characterization of the final product states must be achieved. [Pg.51]

The combustion of coal and carbon particles has been extensively studied by Hottel and associates (5G, 10G, llfi). Individual particles of coal experience three periods in their combustion—ignition, distillation and combustion of volatile matter, and combustion of the fixed carbon. A discussion of the laws of particle distributions is included (6Cf). [Pg.143]

In addition to his duties in Rochester, Noyes had an office at the National Science Foundation where he spent one day a month, and a laboratory at Argonne National Laboratory where he did experiments three days a month. He was active in UNESCO, and a consultant to Celanese. These duties also involved travel away from Rochester. [Pg.508]

Toxicants are released into the environment in many ways, and they can travel along many pathways during their lifetime. A toxicant present in the environment at a given point in time and space can experience three possible outcomes it can be stationary and add to the toxicant inventory and exposure at that location, it can be transported to another location, or it can be transformed into another chemical species. Environmental contamination and exposure resulting from the use of a chemical is modified by the transport and transformation of the chemical in the environment. Dilution and degradation can attenuate the source emission, while processes that focus and accumulate the chemical can magnify the source emission. The actual fate of a chemical depends on the chemical s use pattern and physical-chemical properties, combined with the characteristics of the environment to which it is released. [Pg.479]

Section III contains discussions of major new facilities—some under construction, some in intensive design stages, and some still in the idea stage. These and other major facilities are critical to maintaining the rapid pace of advancement in nuclear structure research and represent, for the most part, a history of multinational participation. The coordination and phased development of new facilities avoid duplication of effort and enhance overall productivity of the worldwide research community. Section III also looks at a selection of new techniques and smaller facilities that provide a sample of imaginative approaches to current and future experiments. Three very different approaches to the study of a particular nucleus, 138Sm, are included to illustrate the complementarity of different facilities and techniques in approaching the study of specific cases. [Pg.8]

Coincidences between 4d5/2 photoelectrons and Nj-Oj Oj 0 Auger electrons have been measured with the experimental set-up shown in Fig. 1.17. The photoelectrons were recorded with the monitor analyzer placed at a fixed position (0 = 90°, 1 = 150°), the Auger electrons were detected using both sectors of the rotatable double-sector CMA (0° = 90°, 0° variable). The relative transmission and detection efficiencies of these sectors were taken into account in order to use the signals from both sectors. For the coincidence experiment three modifications in the experimental set-up were necessary due to the points mentioned in Section 4.6.3 concerning optimization ... [Pg.248]

The mechanisms that cause polarization depend on the frequency of the applied electric field and the composition of the material. Real permittivity increases as frequency decreases since polarizations accumulate (see Figures 1 and 2). Single-phase materials may experience three types of polarization electronic (r 10-16s), ionic (r 10-13s), and orientational (r =variable). Non-polar materials do not experience orientational polarization and have very... [Pg.242]

This is an important figure for tourist-tourist contact in the tourist behaviour literature. The wilderness and natural environment context has been the dominant arena for the work of recreation user-user interaction (Graefe Vaske, 1987 Mannell Kleiber, 1997 Rathmun, 1995 Ruddell Gramman, 1994 Schneider Hammit, 1995 Vaske et al., 1995). At the broadest descriptive level, there is support for the shape of Figure 5.1 from the North American recreation studies. It should be noted that the term satisfaction here is being used jointly to represent satisfaction with the presence of other users and also satisfaction with the total experience. Three lines of work support Figure 5.1 in its general form. [Pg.117]

Experiment. Three test batches which are prepared, extracted, and analyzed in three separate days. It contains replicate of two sets of STDs and six replicates QC at LLOQ, Low, Medium, and High QC. The STDs must be prepared fresh at the day of extraction. QCs can be from previously prepared and qualified pools. [Pg.55]

Experiment. Three analyte levels generally near the low, medium, and high QC concentrations and the internal standard at the working spiking concentration were tested. The response of extracted samples (Preprocess) is compared to the response of samples representing 100 % recovery (Postprocess). [Pg.57]

A key contribution of solid-state NMR is the ability to make detailed structural measurements of membrane proteins in their native environment, the lipid bilayer. This can make it possible to do correlated struc-ture/function studies on membrane proteins under the same sample conditions, for example, to examine the structural differences between functional states of a protein. A number of bilayer-like environments have been introduced that confer different advantages appropriate for particular membrane proteins or experiments. Three such media are discussed below as potential alternatives to reconstituting membrane proteins in proteoliposomes bicelles, nanodiscs and templating vesicles. [Pg.145]

The order parameters are mostly used to judge the correspondence of the obtained results to the experiment. Three different kinds of order parameters are used in the literature to characterize the conformational state of the lipid alkyl chains. The first is SCD, which can be obtained directly from the quadrupolar splitting of selectively deuterated phospholipids by NMR. SCD is related to the observed quadrupolar splitting by Eq. 6.5 ... [Pg.296]


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See also in sourсe #XX -- [ Pg.131 ]

See also in sourсe #XX -- [ Pg.117 ]




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