• University of Pennsylvania conducted a research along with the Brigham & Women's Hospital (Boston, Massachusetts), Children's Hospital Boston & the University Hospital of Freiburg, Germany which determined that Gamma Oscillations in the brain could help distinguish false memories from the real ones. (wikipedia.org)
  • Their analysis concluded that in the retrieval of truthful memories, as compared to false, human brain creates an extremely distinct pattern of gamma oscillations, indicating a recognition of context based information associated with a prior experience. (wikipedia.org)
  • approximation in number of flavor eigenstates (and then in mass eigenstates) within is supposed to play neutrino oscillation. (journal-of-nuclear-physics.com)
  • Although, as it is known, the neutrino oscillation cover three mass eigenstates for its complete description, we assume here an approximation for dominant mass of neutrino τ, which reduces the description of neutrino propagation in a linear combination of only two mass eigenstates. (journal-of-nuclear-physics.com)
  • Neurons in the parietal cortex produced brief oscillations in their firing rate at the time routing was established: upon onset of the motion display when its location was unpredictable across trials, and upon onset of an attention cue that indicated in which of two locations an informative patch of dots would appear. (jneurosci.org)
  • In particular, one of the most common type of epileptic manifestations, the absence seizure (also called "petit mal"), displays a clear-cut oscillation consisting of generalized and bilaterally synchronous spike-and-wave EEG patterns recurring at a frequency of about 3 Hz in humans (see Figure 1 ). (scholarpedia.org)
  • To solve synchronous generator oscillations in marine power systems which cannot be effectively suppressed, according to the nonlinearity and time variability of the ship power system, a method of synchronous generator excitation control for a ship based on active disturbance rejection control (ADRC) is proposed. (hindawi.com)
  • The simulation results show that the excitation control system based on ADRC is faster and has better anti-interference ability and has a better restraining effect on synchronous generator oscillation. (hindawi.com)
  • that is, synchronous generator oscillation occurs [ 1 , 2 ]. (hindawi.com)
  • To restrain synchronous generator oscillation, a generator excitation system in the " X + AVR (automatic voltage regulator)" mode, where "X" is the control method, is used on land. (hindawi.com)
  • In connection with the synchronous generator oscillation of a ship power system, an excitation system in the "AVR + PSS (power system stabilizer)" mode is mainly used [ 14 , 15 ]. (hindawi.com)
  • thus, synchronous generator oscillations cannot be effectively restrained. (hindawi.com)
  • We investigated the sensitivity of the temporal correlations in sensorimotor 10- and 20-Hz oscillations to median nerve stimulation that is known to have immediate effects on ongoing oscillations. (nih.gov)
  • Is the Subject Area "Functional electrical stimulation" applicable to this article? (plos.org)
  • All preparations showed spontaneous electrical oscillations approximately 8 mV in amplitude, which could be increased using electrical field stimulation, or exogenously applied acetylcholine. (karger.com)
  • But the ability to give controlled electric stimulation is so risk free, the complications are low. (aamc.org)
  • The device was programmed to deliver rhythmic (10 Hz) trains of low-intensity (1-19 mA) electrical stimulation to the median nerve at home once daily, 5 days a week for 4 weeks. (medscape.com)
  • Abstract: We study oscillations in quantum cascade lasers due to traveling electric field domains, which are observed both in simulations and experiments. (lu.se)
  • Our findings demonstrate that a substance-P-related neuropeptide can boost dendritic electrical spread to maintain neuronal activity when perturbed and reveals key neurophysiological components of neuropeptide actions that support pattern generation in temperature-compromised conditions. (jneurosci.org)
  • Our study of a crustacean circuit shows that warming disrupts rhythmic neuronal activity by increasing membrane shunt and reducing dendritic electrical spread in a key circuit neuron. (jneurosci.org)
  • Here, we identify a mechanism for temperature compensation of neuronal activity via neuromodulation of passive electrical spread in the dendrites of a motor neuron. (jneurosci.org)
  • Here, we discover compound delta oscillations in the sleep-regulating R5 network of Drosophila. (sfb1315.de)
  • Goldbeter, A. (1995) A model for circadian oscillations in the drosophila period protein. (scirp.org)
  • In particular, we resolve exchange oscillations at frequencies up to 30GHz, where both electrons occupy the same quantum dot. (aps.org)
  • Our results show that the amplitude fluctuations of these oscillations were effectively modulated by the somatosensory stimuli but still exhibited long-range temporal correlations and power-law scaling behaviour. (nih.gov)
  • Computer simulations reveal that the negative differential conductivity region of the current-voltage characteristic leads to excitation of electric oscillations. (confer.cz)
  • Genetically targeting the coincidence detector function of NMDARsin R5, and thus the uncovered mechanism underlying synchronization, abolished network-specific compound slow-wave oscillations. (sfb1315.de)
  • Jung H, Lee S, Liu Y, Jin X, David JPR & Krishna S (2023) High electric field characteristics of GaAsSb photodiodes on InP substrates . (sheffield.ac.uk)
  • Ordinarily in commercial apparatus such provision is made only with the object of preventing wasteful heating, and in any event its influence upon the intensity of the oscillations is very slight and practically negligible, for as a rule impulses of arbitrary frequency are impressed upon a circuit, irrespective of its own free vibrations, and a resonant rise is expressly avoided. (tfcbooks.com)
  • If the interior of a conducting cavity (such as a capacitor or a coaxial cable) is supplied with a very high-frequency electric signal, the information between the walls propagates with an appreciable delay, due to the finiteness of the speed of light. (arxiv.org)
  • We investigate the exchange interaction in a singlet-triplet qubit created in double quantum dot by measuring exchange oscillations ranging in frequency over three orders of magnitude. (aps.org)
  • Electric coupling, magnetic coupling and ground loop can cause unwanted high frequency oscillations. (studysite.org)
  • Coursework will allow the students to gain a deeper understanding of the characteristics and principles of the electrical machines being studied, and an ability to link the mathematical models developed to the electrical machine operation. (ncl.ac.uk)
  • In metals, orbital motions of conduction electrons are quantized in magnetic fields, which is manifested by quantum oscillations in electrical resistivity. (harvard.edu)
  • I also study how under very high electric-fields, electrons and holes in a semiconductor gain energy and create further carriers through a process of impact ionisation. (sheffield.ac.uk)
  • The oscillation was absent when the stimulus location was fixed across trials. (jneurosci.org)
  • The amplitude envelope of these oscillations fluctuates intermittently and was recently reported to exhibit power-law decay of the autocorrelation for hundreds of seconds. (nih.gov)
  • The study showed that if you stimulate the median nerve at the wrist, you can train brain oscillations that are linked to the suppression of movement," Joyce said. (medscape.com)
  • It is a well-established fact that as the temperature of a metallic conductor rises its electrical resistance increases, and in recognition of this constructors of commercial electrical apparatus have heretofore resorted to many expedients for preventing the coils and other parts of the same from becoming heated when in use, but merely with a view to economizing energy and reducing the cost of construction and operation of the apparatus. (tfcbooks.com)
  • We find that the power of these slow-wave oscillations increases with sleep need and issubject to diurnal variation. (sfb1315.de)
  • Here we show that the voltage-gated calcium channel Ca V 1.3 and the big conductance calcium-activated potassium (BK) channel are preferentially expressed by electrosensory cells in little skate ( Leucoraja erinacea ) and functionally couple to mediate electrosensory cell membrane voltage oscillations, which are important for the detection of specific, weak electrical signals. (nature.com)
  • It appears that these oscillations of membrane potential may be potentiated by cholinergic mechanisms which regulate cell membrane ion channels, thus serving to change excitability in a rhythmic manner. (karger.com)
  • Here, we find that peptide neuromodulation restores rhythmic bursting in temperature-compromised central pattern generator (CPG) neurons by counteracting membrane shunt and increasing dendritic electrical spread. (jneurosci.org)
  • Now I have discovered that when a circuit adapted to vibrate freely is maintained at a low temperature the oscillations excited in the same are to an extraordinary degree magnified and prolonged, and I am thus enabled to produce many valuable results which have heretofore been wholly impracticable. (tfcbooks.com)
  • Briefly stated, then, my invention consists in producing a great increase in the intensity and duration of the oscillations excited in a freely-vibrating or resonating circuit by maintaining the same at a low temperature. (tfcbooks.com)
  • We use the formerly derived explicit analytical expressions for the conductivity of nanostructured superconductors supercooled below the critical temperature in electric field. (confer.cz)
  • Through the ionic conductance activated by it, substance-P-related peptide modulation restored electrical spread and counteracted the detrimental temperature effects on rhythmic activity. (jneurosci.org)
  • Both channels exhibit unique properties compared with their mammalian orthologues that support electrosensory functions: structural adaptations in Ca V 1.3 mediate a low-voltage threshold for activation, and alterations in BK support specifically tuned voltage oscillations. (nature.com)
  • I Cav and I K tune voltage oscillations and electroreceptive behaviours. (nature.com)
  • Based on the mechanism of how correlations emerge in these systems, we hypothesized that the physiological basis of long-range power-law correlations is the buildup of a memory of past activity by a continuous modification of the network's functional connectivity by the ongoing oscillations. (nih.gov)
  • We interpret the oscillation as a manifestation of the mechanism that establishes the source and destination of flexibly routed information, but not the transmission of the information per se . (jneurosci.org)
  • NIOSH conducted four diesel-fuel fire experiments with specific fire heat-release rates to determine the reversal of smoke products-of-combustion from a mine fire in a mine section with the airway connectivity of an electrical Wheatstone bridge. (cdc.gov)
  • In many scientific and practical uses of electrical impulses or oscillations as, for example, in systems of transmitting intelligence to distant points it is of great importance to intensify as much as possible the current impulses or vibrations which are produced in the circuits of the transmitting and receiving instruments, particularly of the latter. (tfcbooks.com)
  • Spindle oscillations, which are generated by thalamic circuits (Steriade et al. (scholarpedia.org)
  • 6. Analyse electric circuits with a spectrum analyzer. (lu.se)
  • The main issue is that, even in vacuum (no dielectric inside the device), the fast variation of the signal produces sinks and sources in the electric field, giving rise to zones where the divergence is not zero. (arxiv.org)
  • I don't get how high gain produces oscillations. (stackexchange.com)
  • When the generator is disturbed in the running process, deviations are generated in its various electrical parameters. (hindawi.com)
  • An automated electric arc wire thermal spray coating aerosol generator and inhalation exposure system was developed to simulate an occupational exposure and, using this system, male Sprague-Dawley rats were exposed to stainless steel PMET720 aerosols at 25mg/m(3)4h/day9 day. (cdc.gov)
  • In this regime exchange oscillations are insensitive to electrical noise. (aps.org)
  • Since semiconductor spin qubits are usually limited by dephasing, these potentially dephasing-free exchange oscillations offer a new regime for studying quantum control in spin qubits. (aps.org)
  • In a strong effective magnetic field regime we present the quantum oscillations in the energy and effective magnetization of a two-dimensional (2D) atomic gas. (epj.org)
  • Furthermore, light emitted from an excited atom becomes polarized with an oscillation mode that depends on how the M J quantum numbers change as well as the direction of observation relative to the external magnetic field. (lu.se)
  • Previous work has shown that brain oscillations, particularly alpha rhythms (8-12 Hz) play important roles in sensory processes involving working memory and attention. (frontiersin.org)
  • One of the most unusual processes in the atmosphere is the quasi-biennial oscillation, or QBO. (bath.ac.uk)
  • Across phyla, however, an understanding of the mechanisms underlying oscillations and how these link to behavior remains limited. (sfb1315.de)
  • Specialises in Electrical equipment, Insulated wires, cables. (ecplaza.net)
  • It is well known that when electrical impulses are impressed upon a circuit adapted to oscillate freely the intensity of the oscillations developed in the same is dependent on the magnitude of its physical constants and the relation of the periods of the impressed and of the free oscillations. (tfcbooks.com)
  • For the attainment of the best result it is necessary that the periods of the impressed should be the same as that of the free oscillations, under which conditions the intensity of the latter is greatest and chiefly dependent on the inductance and resistance of the circuit, being directly proportionate to the former and inversely to the latter. (tfcbooks.com)
  • In order, therefore, to intensify the impulses or oscillations excited in the circuit in other words, to produce the greatest rise of current or electrical pressure in the same it is desirable to make its inductance as large and its resistance as small as practicable. (tfcbooks.com)
  • We simulate a circuit with distributed elements as a first step to obtain megahertz oscillations. (confer.cz)
  • This modeling technique leads to the understanding of cellular immune deficiency diseases of living systems in the form of logical (electrical) faults in a circuit. (scirp.org)
  • Brain Electrical Oscillation Signature Profiling (BEOSP or BEOS) is an EEG technique by which a suspect's participation in a crime is detected by eliciting electrophysiological impulses. (wikipedia.org)
  • Brain Electrical Oscillations Signature Profile Brain Electrical Oscillations Signature Profile of Experiential Knowledge" (PDF). (wikipedia.org)
  • The human brain spontaneously generates large-scale network oscillations at around 10 and 20 Hz. (nih.gov)
  • However, no previous study has examined brain oscillations during performance of a continuous speech perception test. (frontiersin.org)
  • Wave-like oscillations of electric potential between parts of the brain recorded by EEG. (bvsalud.org)
  • Our result is the first discovery of quantum oscillations in the electrical resistivity of a strongly correlated insulator and will bring crucial insight into understanding the ground state in gapped Kondo systems. (harvard.edu)
  • This paper presents a way to increase power transfer capability of the system and improve power oscillation damping by series connected two FACTS devices, Thyristor Controlled Series Capacitor (TCSC) and a Thyristor Controlled Phase Angle Regulator (TCPAR). (amrita.edu)
  • The design of modern electrical drives, with consideration of the machine, power electronics and control requirements. (ncl.ac.uk)
  • The utilities to be housed inside the CUT are electrical power cables, water pipe, chilled water pipes, gas pipe, multimedia cables and telecommunication cables. (who.int)
  • Passive electrical propagation in dendrites is necessary to support summation required for action potential (AP) initiation. (jneurosci.org)
  • So, the electric potential is continuous, but the electric field is discontinuous. (jove.com)
  • Kalmijn, A. J. Electric and magnetic field detection in elasmobranch fishes. (nature.com)
  • Know the way to synthesise and research current challenges in electrical machine topologies and suggest appropriate solutions. (ncl.ac.uk)
  • Here, we show that an analogous effect can occur for neutral atoms with a nonvanishing magnetic moment interacting with an electric field. (epj.org)
  • According to Gauss's law, the electric field inside the sphere is zero. (jove.com)
  • Outside the sphere, the electric field follows the inverse square law. (jove.com)
  • The electric potential is the integral of the dot product of the electric field and the displacement. (jove.com)
  • Researchers at the Massachusetts Institute of Technology's Center for Bits and Atoms have built a cheaper, simpler motion sensor made of a tiny metal bead suspended by a fluctuating electric field. (zdnet.com)
  • For now, the question is how researchers can generate the electrical field required for such a device without adversely affecting the battery life in a device such as a smartphone. (zdnet.com)
  • These oscillations occur in a range of negative differential resistance and we clarify the condition determining whether the boundary between domains of different electric field can become stationary. (lu.se)
  • Typically, in the standard quantum field theory frame- oscillation observables. (lu.se)
  • In an opamp differentiator, how does high gain produce oscillations? (stackexchange.com)
  • Figure 1: Human electroencephalogram (EEG) recording of an absence seizure consisting of slow (about 3 Hz) oscillations with spike-and-wave patterns. (scholarpedia.org)
  • My invention, it will be understood, does not primarily contemplate the saving of energy, but aims at the attainment of a distinctly novel and valuable result that is, the increase to the greatest practicable degree of the intensity and duration of free oscillations. (tfcbooks.com)
  • Oscillations of clamped-clamped and free-free micro-electromechanical resonators and resonator arrays have been studied in this effort. (dtic.mil)