It's a set of stellar models compute at the same ( iso) age ( chrone ). Step 2: Determine the number of isochronous packets per frame. 3. 3 b becomes flat at about 5% strain and parallel to the isochronous stiffness curves deduced from the creep tests carried out at higher loads. High mass resolving power and high geometric factor are achieved, which significantly exceed current designs in use for the analysis of energetic particles of space plasmas. Pendulums are in common usage. The cycloid, with the cusps pointing upward, is the curve of fastest descent. The packet length of control transfers in low speed devices must be 8 bytes, high speed devices allow a packet size of 8, 16, 32. Communication without any timely restrictions; Answer: b 2. Thorn, C. To utilize new algorithm introduced in Section 2 to study the number and shape of limit cycles of perturbed system (), we first apply the following. Morduev, O. The numerical simulations show that the frequencyresolu-INIS Repository Search provides online access to one of the world's largest collections on the peaceful uses of nuclear science and technology. Isochrone may refer to: Stellar isochrone, the curve on the Hertzsprung–Russell diagram representing stars of the same age. The desired pulse shape is realized by the timing of turning on and off the active switching elements. 8 we deduced a mass resolving power of m/Δm≈150 000. Figure 2. [1] In dynamical systems theory, an oscillator is called isochronous if its frequency is independent of its amplitude. J. Baltz"Theorem 2. A. . [1]NEW DEVELOPMENT AT THE JINR HEAVY ION CYCLOTRON FACILITY G. USB audio always uses isochronous transfers. Most of the magnets used in NMR machines to create the magnetic field range from 6 to 24 T. The cycloid through the origin, generated by a circle of radius r rolling over the x- axis on the positive side ( y ≥ 0 ), consists of the points (x, y), with. The International Nuclear Information System is operated by the IAEA in collaboration with over 150 members. Such a curve could be measured with test beams of well deÞned momentum. Calculate the number of isochronous packets that are required to transfer the entire buffer. permitted such that the polarization in He4 scattering is never less than 0. Consider the following perturbed system: From [], we know that as , nonlinear system has isochronous center . To utilize new algorithm introduced in Section 2 to study the number and shape of limit cycles of perturbed system (), we first apply the following. ). g. Isochronous cyclotron In isochronous cyclotrons, the magnetic field strength B as a function of the radius r has the same shape as the Lorentz factor γ as a function of the. That’s an actual show from the 80s. So the ideal shape would be brachistochrone. We have performed black start testing which goes well, but only have placed. The shapes of the peaks are determined by the betatron functions from which the B ρ-value can be directly deduced with an accuracy of better than 10 −4. For (Formula presented. The pace of the isochronous pulse is apparently linked to locomotor rhythmicity, and even experienced musicians may tap their feet to support their rhythmic timing. Most damning of all, if you look at the isochronous motions of the cycloid, most of them are not Brachistochrone motions. A video to show how the droop and isochronous governors work and how they control the speeds differently. 4%) will lag behind the reference particle with the rate of approximately 1. Besides the 8 data lines there are one or more - wires to be used by sender and receiver to coordinate. Figure 7c: Difference between actual energy and estimated energy, isochronous. A new design has been developed for shaping pole tips to produce the radially increasing fields required for isochronous cyclotrons. 083, D~O 4rQ~59, 4~rI. ), both the even and odd containers take the shape of the planar isochronous container. Figure 1 shows the normalized creep curves at different temperatures for typical high-temperature materials, such as 2. 10. Yield strength or yield stress is the material property defined as the stress at which a material begins to deform plastically whereas yield point is the point where nonlinear (elastic + plastic) deformation. Music induces perception of a beat, a regular repeating pulse spaced by roughly equal. 2. 2,8–10 Due to the isochronous operationFor the isochronous condition a very large dispersion value of D h max is needed (up to 23 m), which leads to a decrease in ring acceptance. IEEE 1394 is an interface standard for a serial bus for high-speed communications and isochronous real-time data transfer. Isochrone/Tautochrone. 1. Department of Energy's Office of Scientific and Technical InformationAbstract. The isochronous cyclotron considered here consists of a ring of radial magnet sectors separated by straight sections. This is consistent with the idea that the structure of biologically relevant vocalizations shapes auditory processing (34. 5288 𝑙𝑙𝑙𝑙𝑙𝑙. Isochronous mass spectrometry in magnetic storage rings is an important tool for, e. The conventional solid hillpoles are replaced by poles. In other words, conditional on a known repetition rate (i. E. Gaussian sampling over the integers is a central building block of lattice-based cryptography, in theory as well as in practice. Other early accelerator types. A cycloid is a specific form of trochoid and is an example of a roulette, a curve generated by a curve rolling on another curve. Parts of the shell walls are replaced by pyrite, and dolomite with a semimorphic shape is observed. 1. The general features of such cyclotrons are discussed, and a complete analysis is presented of their orbit properties using the hard-edge approximation. The IMS is based on the isochronous setting of the ring. 5 ≤ β < ∞, involves logarithmic behavior, and exhibits a limiting shape in the form of an annular 9 0 ∘ wedge at low depth. the shape of the area described by an oscillating particle is not an ellipse anymore. There’s quite a few shows on YouTube. . They will have a negligeable influence on the shape of the orbit and the revolution frequency') compared with the constant part. Octahedron. The edge magnetic field extends farther out at theMar 8, 2017. " " I'm pushing my own limit for this moment. ParaCrawl Corpus When the deadbeat was invented, clockmakers initially believed it had inferior isochronism to the anchor, because of the greater effect of changes in force on the pendulum's amplitude. 6 T azimuthal average field. For Isochronous Channels, it has its own Isochronous Physical Channel PDU and it doesn’t include a CTE field. The discussion of isochronous pendulum is an. In practice, the energy of the particles is not constant and a static phase space does not fully describe the particle motion. However, it would probably be better applied to a miniramp, because a full size halfpipe have the vert, and you want the curve to transform vertical speed (/acceleration) to horisontal speed more «softly», i. [1] [2] Mathematical isochron. 3) z m (r) = 1 λ ∫ 0 λ r J m (ρ) J m ′ (ρ) d ρ. From Theorem 3. How the brain groups sequential sensory events into chunks is a fundamental question in cognitive neuroscience. These Thomas forces originate from the particular shape of the magnet poles (Fig. Composition of the B field as a function of radius r of the isochronous cyclotron COMET. In recent years, extensive short-lived nuclear mass measurements have been carried out at the Heavy- Ion Research Facility (HIRFL) in Lanzhou using Isochronous Mass Spectrometry (IMS). Analyses of onsets and. J. 2 are turned on/off in a flip-flop manner. Such an arrangement can be realized with Bouasse's pendulum. Step 3:. Figure 7a: Emission altitude vs cfd time, isochronous. B coil = dotted red line, B iron = dotted blue line, B compoundtrim coils, (2) a more constant shape and magnitude flutter factor, eliminating flutter coils and increasing the operating range, and (3) a sharper fall-off of the fringe field, simplifying beam extraction. Grandfather clocks use a pendulum to keep time and a pendulum can be used to measure the acceleration due to gravity. The beam trajectory in these accelerators has a shape of an unwinding spiral. The numerical procedure is described in 5, and the last section applies the results to some. Isochronous Speed Control is like driving a car with cruise control enabled to maintain a constant speed. The term I α is a scalar quantity and can be positive or negative (counterclockwise or clockwise) depending upon the. Figure 4: Comparison between calculation and theory values. Isochrones can help you determine the best location for a new site, retail or office location. Atomic energy, Magnetic fields, Dispersion function, Fourier analysis, Partial differential equations, Perturbation theory, Cyclotrons, Accelerated beams, Elementary particle interactions, Plasma waves. Purpose: Humans have a near-automatic tendency to entrain their motor actions to rhythms in the environment. On the Shape of Limit Cycles That Bifurcate from Isochronous Center GuangChenandYuhaiWu Faculty of Science, Jiangsu University, Zhenjiang, Jiangsu , China Correspondence should be addressed to Yuhai Wu; yuhaiwu@ujs. The D family exists in the range 0. 2. Isochronous aging of hot-deformed Ni-rich NiTi alloy forms a mixed substructure that consists of grains and subgrains, their size increases from 0. ). It is most commonly known by the name FireWire (Apple), though other brand names exist such as. 5 mm/turn. 9). Axisymmetric containers for oscillations about m ≥ 1 nodal diameters were also found. It has been a challenge to determine the γ t. This treatment results in a generalized expression for the field index. This leads. This property, called isochronism , is the reason pendulums are so useful for timekeeping. It is from “The Curiosity Show” which aired in Australia in the 80’s. In 4, the shapes ofthose isochronous containers are found which admit a solution in closed form. All USB hubs can operate at this rate. The r. These layers therefore present a useful testbed for hypotheses about. 9). In an isochronous relativistic cyclotron, axial defocusing of a beam caused by the radial growth of the isochronous magnetic field is compensated by the azimuthal field gradient introduced by sectors. The cyclotron will accelerate heavy ions with mass-to-charge ratio A/Z ranging. the shape of the upper plates for the isochronous pendulum), and an actual calcula-tion of curvature using the geometric method of the Horologium oscillatorium. Of or pertaining to the use of clocks derived from the same clock reference. 50 min). 1. The crucial property which we impose on the choice of the. The paper is structured as follows. The results are delivered as punched tape. Similarly to figure 1, the islands of the different chains in figure 2(b) alternate in phase space. It can be seen that the. Isochronous operation occurs at a cycle rate of 8,000 times per second. This high speed of charged particles can, then, be utilised in several areas like medical. The first andWe have devised a new isochronous accelerator for proton beam therapy, which can control beam energy from 70 MeV to 235 MeV without using degraders. Octahedrons are a shape with 8 faces, 12 edges and 6 vertices. INIS Repository Search provides online access to one of the world's largest collections on the peaceful uses of nuclear science and technology. 1). This property makes isochronous sequences, from an information-theoretic perspective, purely deterministic and predictable, granting the lowest possible entropy. The D family exists in the range 0. Neural responses tracking the syllabic and word rhythms of a rhythmic speech. Based on the distribution of the sample points and the curvature. g. Answer: the that has the same long term evolution. A B g~ B' A Pa rallelism Isochronous Convergence Heterochronous Convergence FIG. InMy Research and Language Selection Sign into My Research Create My Research Account English; Help and support. Gikal, A. Step 2: Get your isochrone. 2, U/4rO. I've got about 4' by 18' to play with and am thinking of a 2 lane analog Bertrand 8 style track (pic below for rough shape). g. Isochronous sequences have regularly spaced events, allowing for beat processing. Hence this continued curve keeps the same shape as the cycloid; for it has an infinite number of cusps, and the parts of the curves between the cusps are all similarisochronism. It is shown that with differential vibration of gap voltage with radius in adjacent gaps it is possible to exercise controll over the phases of ions in a desirable way. Learn more. The isochronous magnetic field shape can be obtained using many methods. I suggest you pursue the analogy to musical rhythm. A cycloid generated by a rolling circle. Conchoid. An engineer builds two simple pendula. Isochronous Schottky Mass Spectrometry (ISMS) Novel technique: Combination of SMS and IMS Best suited for the study of exotic short-lived isomers and nuclear states Not suitable for nuclei with half-lifes under a few seconds Suitable for nuclei with low-production yields Nuclei in the shape coexistence region are of interest in nuclear. We would like to show you a description here but the site won’t allow us. So, in practice, what this means is that some theorists use a stellar evolution code to compute evolutionary tracks (i. This topic is relevant to the design of large isochronous cyclotrons. They are typically bursty, random packets which are initiated by the host and use best effort delivery. With the computer programs the field shape measurements are reduced to tables of Fourier coefficients and the orbits studied in these fields. 1) z (x) = 1 k ln (sec k x). COMPUTER PROGRAMS FOR AN AVF CYCLOTRON N. INTRODUCTION The pole tips of a variable energy, multi- particle isochronous cyclotron can be shaped toNew Magnet Pole Shape for Isochronous Cyclotrons C. Gold Slashes rise from the ground around them. pole pieces and return yoke from the 60-inch cyclotron were later moved to UC Davis and incorporated into a 76-inch isochronous cyclotron which is still in use today. A simple analysis reveals that mass is conserved for first-mode sloshing about the. This property was also alluded to in the following passage from. For small swings the period of swing is approximately the same for different size swings: that is, the period is independent of amplitude . In engineering and materials science, a stress–strain curve for a material gives the relationship between stress and strain. ), both the even and odd containers take the shape of the planar isochronous container. 1%. The clip shows that two ball bearings, when dropped from random points on either side of the centre of the. The isochronous container was found by application of the inverse method important in shape design of vessels. The numerical calculation of the isochronous field The assumption of a linear relationship between f and b results in the following weighting function go (r - r,): 9o(r-ro) = go r- r,), 90 = B(ro) This assumption. 15. A video to show how the droop and isochronous governors work and how they control the speeds differently. This is an. Under moderately severe conditions on the shape and position of the players' constraint sets, but without. The isochronous container was found by application of the inverse method important in shape design of vessels. The most important is that the isochronous magnetic field compensates the relativistic mass increase of ions during acceleration and consequently ensures the synchronism of accelerated ions with the phase of the RF system. . INTRODUCTION The pole tips of a variable energy, multi- particle isochronous cyclotron can be shaped toNew Magnet Pole Shape for Isochronous Cyclotrons C. In mechanics and physics, simple harmonic motion (sometimes abbreviated SHM) is a special type of periodic motion an object experiences due to a restoring force whose magnitude is directly proportional to the distance of the object from an equilibrium position and acts towards the equilibrium position. In the synchrocyclotron, only one dee (hollow "D"-shaped sheet metal electrode) retains its classical shape, while the other pole is open (see patent sketch). Download : Download high-res. As usual, these Generators consists of ISOCHRONOUS MODE, DROOP MODE and LOAD CONTROL MODE. arXiv:1604. , tempo), isochrony minimizes entropy in rhythmic sequences. Thorn, C. Borisov, A. Its potential has been studied through high precision mass measurements of (^{58}) Ni projectile fragments. What shapes can IC dies be? 3 phase induction hob, single phase wiring Non-significant results when running Kruskal-Wallis, significant results when running Dwass-Steel-Critchlow-Flinger pairwise comparisons Quantum time evolution after position measurement Why do conductors use transposed scores vs. In a scalene triangle all the three sides are of different length, whereas, an isosceles triangle has two out of. Thorn, C. In an isochronous cyclotron the magnetic field increases with radius in order to keep the particle angular frequency constant. A new design has been developed for shaping pole tips to produce the radially increasing fields required for isochronous cyclotrons. The DC140 cyclotron is intended for microchip testing on radiation resistance, the production of track pore membranes, and applied physics. 1:. any coil produces short time changes of no more than 1 part in 10 000 in the magnetic field. Solution. Composition of the B field as a function of radius r of the isochronous cyclotron COMET. In all circular accelerators, magnetic fields are used to bend the particle. 3 μm under the temperature growth. It is tempting to connect the two sets of data in Fig. The combined behavior requires a trimming coil capacity. rTus modificat-ions to the reference. The shapes of the containers are compared with the classic geometries for a rectangular box, a 9 0 ∘ wedge, and the planar isochronous container. Isochronous cyclotrons are capable of producing much greater beam current than synchrocyclotrons. Download scientific diagram | Isochronous stress-strain curves for different points in time from publication: Creep in oak material from the Vasa ship: verification of linear viscoelasticity and. Pole Shapes, Effects on RF System Design Fig. Communication without any timely restrictions; Answer: b 2. Particles whose energy deviates by keV (4. normally, the hills and valleys have the same shapes, respectively. SC230 is an isochronous four-sector cyclotron based on a shell-type magnet with a magnetic field in the center of 1. Isochronous Cyclotron are discussed and a descrip- tion of initial turn-on and operation is given. Fix and vary gives the curving isochrons in the plane. A regular octahedron has equilateral triangles for its faces, and is one of the 5 platonic solids. 5 ≤ β < ∞, involves logarithmic behavior, and exhibits a limiting shape in the form of an annular 9 0 ∘ wedge at low depth. Download Wolfram Notebook. There is a wide literature involving the study of isochronous equations of the typex¨(t)+V′(x(t))=0, where V is a C2-function. 4: Different pole shapes (for 'flutter') for AVF isochronous cyclotrons The choice of the pole shape and the number of sectors have a great impact on the available space for RF systems. The first particle accelerator of this type was developed in the early 1930s by the American physicists Ernest Orlando Lawrence and M. is zero (isochronous) then:Isochronous refers to the way data to be transmitted on USB are carved up into chunks and scheduled for transmission on the bus. For this reason a second coil was used for a lower-energy beam simulation. Gulbekyan, Yu. The described methods are based on. VERSTER and H. In isochronous mode, generators maintain a constant frequency, whereas droop mode allows for changes in frequency in response to changes in load. Thorn, C. 03021v1 [physics. These isotopes did not come from radioactive decay in the system but rather formed during the original creation of the elements. The "4 3 4" part at the end has to steal time from the preceding measure-initial 1 or the following hypothetical measure (in parens). Other early accelerator types. Consider the following perturbed system: From [], we know that as , nonlinear system has isochronous center . In this paper, a new idea and algorithm are developed to analytically compute the shape of the limit cycles bifurcated from the isochronous center. With that, the watch is always fully (or almost) wound. 9 to 3. Accelerator Location. Isochronous Transmission Model provides a. New heavy-ion cyclotron - (FLEROVLAB) JINRD: The motion is damped by fluid friction but is clearly isochronous. Also for: Simatic s7-1500r/h, Simatic et 200pro, Simatic et 200sp. and Chasman, C. shape of the resulting B curve is depending mainly from the shape of the coil's B field (Figure 2). The movement of the pendulum was restricted on both sides by plates forming a cycloidal arc. The shape of the curves with different Fe and C content under different heating rates is similar with each other. -Ologies & -Isms. f. Step 3: Calculate the number of isochronous packets that are required to hold the entire transfer buffer . E. The isochronous magnetic field shape can be obtained using many methods. [1] [2] Large accelerators are used for fundamental research in particle physics. High speed (HS) rate of 480 Mbit/s was introduced in 2001 by USB 2. After appropriate integration of the normalized form of equation set , the isochronous surfaces can be achieved (Kowalewski et al. Isochronous definition: Happening at regular intervals. Department of Energy Office of Scientific and Technical Information. I implemented a WDF USB kernel mode driver that works with the device. Isochronous operation occurs at a cycle rate of 8,000 times per second. The U. Field increases with radius- magnet structure must be different How to manage the relativistic change in mass? In these devices, commonly called classical cyclotrons, the accelerating electric field oscillates at a fixed frequency, and the guiding magnetic field has a fixed intensity. In other words, conditional on a known repetition rate (i. As an important application of this theory, the beam breakup effect in the isochronous cyclotron CYCIAE-100 is predicted. The escapement is a mechanism in a mechanical clock that maintains the swing of the pendulum by giving it a small push each swing, and allows the clock's wheels to advance a fixed amount with each swing, moving the clock's hands forward. Pendulum 1 has a bob with a mass of [Math Processing Error] 10 k g. 0. In addition, the line has to be tunable to match different operating modes of the free. is almost ideally isochronous within the keV (2. We study the single particle and collective dynamics of a storage ring where the momentum compaction is made small to make it nearly isochronous, to reduce the bunch length and increase the peak current. The isochrone map generator calculates every route within the travel time limit Kate has set (30 minutes). For purposes of illustration, consider the rubidium-strontium decay system. It is worth noting that the edge field effect has a big impact on the shape of the lag curve. That value indicates that data can be transferred in every frame. The following figures show the above plots for cfd timesand for both isochronous and anisochronous mirrors. As a result, isochronous cyclotrons became more popular in the research field. 2 region A) Naturally-timed sentences have a null departure from naturality by design, but their departure from an isochronous form at. MDS representation of distances between 5,000 simulated isochronous ranked tree shapes of n = 100 leaves, aggregated from five different alpha–beta-splitting models. B coil = dotted red line, B iron = dotted blue line, B compoundisochronous. CLOUD, JR. The maximum number of crossing limit cycles of discontinuous piecewise isochronous cubic differential systems (II), (III) or (IV) after an affine change of the variables, which are separated by the straight line (x=0) and formed by (a) the cubic isochronous system (II) in each half-plane is at most two. L. Introduction This paper presents an analysis, based on the hardedge approximation, of isochronous cyclotrons with separated magnet sectors having a quite general shape. Select the mode of transportation: the type of transportation you choose will determine the shape and size of the isochrone. and Baltz, A. Magnet section showing sector shape and arrange- ment of auxiliary coils. The general recommendation is that if user already has a series of creep vs. In this paper, we discuss. The technique exploits the uniqueness of the shape of the activity vs. It is designed to accelerate a wide range of ions (73 MeV deuterons, 66 MeV protons, heavy ions oflower energy etc. It's a set of stellar models compute at the same ( iso) age ( chrone ). The yield point is the point on a stress-strain curve that indicates the limit of elastic behavior and the beginning plastic behavior. Send. In. (1953) 1073. Weidman [10] extended the work of Troesch and Weidman [9] to include the case m = 0 for isochronous sloshing in axisymmetric containers about nodal circles. Posted April 25, 2017. B coil = dotted red line, B iron = dotted blue line, B compoundAn isochronous storage ring for reducing the beam repetition rate without loss of beam current is suggested for the long flight path measurements that are necessary to obtain ΔE/E≲0. We have developed a new type of isochronous mass spectrometer of cylindrical geometry. This topic describes how a client driver can build a USB Request Block (URB) to transfer data to and from isochronous endpoints in a USB device. It is also notoriously difficult to perform efficiently and securely, as illustrated by numerous side-channel attacks exploiting BLISS’ Gaussian sampler [ 9, 21, 49, 56 ]. 83, 4I. 2 is a new feature called Isochronous. This Demonstration illustrates the isochronous movement of the cycloidal tautochrone pendulumIn 1656 Dutch mathematician and scientist Christiaan Huygens discovered that the simple pendulum is not isochronous that is its period depends on the amplitude of the swingHe realized that the pendulum would be isochronous if the bob of. Kutner, V. It appears you are working with Affine Transformation Matrices, which is also the case in the other answer you referenced, which is standard for working with 2D computer graphics. e the host may not be able to stream OUT the data as fast. Show 5 more. July 1, 2023. Depending on the length of its sides, a triangle can be divided into three types, scalene triangle, isosceles triangle, and equilateral triangle. Contains the status, on return from the host. Additionally, the transverse component of the space charge effectively modifies the dispersion function and the slip factor shifting the isochronous (transition) point. | Find, read and cite all the research. 5. A model of a non-isochronous auto-oscillator with delayed feedback. added pieces can be used to shape one isochronous magnetic field without any necessity to add the re-movable lateral pole edges that are used to create the isochronous magnetic field in IBA C30 cyclotron. Kolesov, B. Set by the host controller to indicate the actual number of bytes received from the device for isochronous IN transfers. References (8) Male inter-onset intervals become less variable and more isochronous from solo to duet, suggesting that the interaction between co-singers may shape the song's rhythmic structure. 1979-01-01. These pieces of iron added between the median planeshape of the resulting B curve is depending mainly from the shape of the coil's B field (Figure 2). The isochronous cyclotron DC-72 is intended to accelerate the ions from Н-(A/Z=1, W=72MeV/u) up to 129Xe18+ (A/Z=7. SIMATIC S7-1500 i/o systems pdf manual download. We find that a quasi-isochronous ring makes it possible to obtain a bunch length in the millimeter range and to increase the beam. Schematic representation of patterns of parallelism and con. Morduev, O. Older machine GE frame 5 with speedtronic Mark 1. 1% = Also, there is an affinity between the C 1 and C 2 families in that their limiting B = 1 shapes asymptotically tend to a 9 0 ∘ wedge at low depth. cn Received December ; Accepted February; PublishedMarch Academic Editors: M. Show 5 more. Removing radial sectors (at least 3. Isochronous cyclotron. The key to the operation of a cyclotron is the fact that the orbits of ions in a uniform magnetic field are isochronous; that is, the time taken by a particle of There are two types of cyclotrons, namely, synchrocyclotrons and isochronous cyclotrons. 4. Fig. isochronous shape of each target point is not theoretically circular, and the spacing is. Specifies the offset, in bytes, of the buffer for this packet from the beginning of the entire isochronous transfer buffer. 2. system is composed of two co-axial resonators, charged by two Dees extending over an angle of 42°, and located in two opposed dips. The energy using (65)Zn activity profiles and 50. reflections of reef are basically fragmented and mound-shape, which makes it difficult to delineate the distribution of the reef laterally and vertically (Fig. In horology, a mechanical clock or watch is isochronous if it runs at the same rate. Introduction. In non-isochronous rhythms, the ratio between intervals often forms a simple integer ratio, such as 1:2 or 1:3. The problem of finding the curve down which a bead placed anywhere will fall to the bottom in the same amount of time. along with his choice of magnetic field shape. Oganessian, I. Balcz Brookhaven National Laboratory Upton, New York 11973 USA BHL—29200 DE82 006934 Paper Presented At 1981 Particle Accelerator Conference Washington, DC March 11-13, 1981 The submitted manuscript has been authored under contract DE-ACO2. The results are given a geometrical interpretation. IEEE Transactions on Nuclear Science, Vol. An isochronous data transfer system sends blocks of data asynchronously, in other words the data stream can be transferred at random intervals. the shapes of the creep curves depend on the materials, tem-peratures and stresses.