(n.) The unit of electric current; -- defined by the International Electrical Congress in 1893 and by U. S. Statute as, one tenth of the unit of current of the C. G. S. system of electro-magnetic units, or the practical equivalent of the unvarying current which, when passed through a standard solution of nitrate of silver in water, deposits silver at the rate of 0.001118 grams per second. Called also the international ampere.
Example Sentences:
(1) It was found, that a stunning voltage lower than 250 V under practise conditions is not acceptable from the animal point of view, because 1.2 ampere were not reached within 1 second.
(2) Currents of several amperes, at radio frequencies, can easily and efficiently be obtained.
(3) The current relationship is I = 1.87 W(0.88) where I is the peak current in amperes and W is the body weight in kilograms.
(4) When grown to confluence on 8.0-microns pore size polycarbonate filters, LLC-PK1 cells formed tight junctions between adjacent cells which offered an electrical resistance to a nondestructive 20-mu ampere alternating current passed across the cell layer.
(5) Alternating current, 350 micro-amperes, 50 KHz constant, was applied to the outer electrode, and impedance changes were detected via the inner electrode.
(6) There are a range of reasons why Sky would be looking at such a big structural change to its pay-TV service,” said Richard Broughton, a director at Ampere Analysis.
(7) It was found that currents less than 500 micro-amperes caused interference with heart rhythm, and in some of the dogs ventricular fibrillation developed.
(8) After the application of 1-ampere currents at 60 Hz, animals were monitored from 1 to 4 days.
(9) The TE stimulus is a 10 mu-ampere, 10 Hz, pulsed current transmitted via electrodes in the pinnae.
(10) This should be in terms of sensitivity to a current dipole measured in ampere-meters (Eq.
(11) The volt-ampere characteristics of the membrane (VAC) and the curves of stationary inactivation (CSI) shifted along the potentials axis.
(12) An amplifier with non-linear volt-ampere characteristics for recording low-amplitude nerve pulse activity is offered.
(13) The shape of the volt-ampere characteristics (VA) of ionic channels formed by gramicidin A did not depend on the antibiotic concentration in the membrane.
(14) A method of measurement of the non-linearity coefficient of volt-ampere characteristics of the type i(U) approximately = U(1 + beta U2) has been developed for ionic channels formed by gramicidin A, using the third harmonic of the membrane current.
(15) Solutions of glucoheptonate and sodium pertechnetate (Tc-99m) were subjected to electrolysis at various ampere-time products until a charge was found that consistently promoted tagging of greater than 90% efficiency.
(16) The ‘Netflix effect’ has impacted the whole TV industry, not just in terms of how broadcasters seek to reach their viewers, but also in terms of focus on original TV drama and the way content is packaged for consumption,” said Guy Bisson, research director at Ampere Analysis.
(17) Netflix does not disclose audience figures, but according to experts Ampere Analysis, about a third of the estimated 5.2 million Netflix UK subscribers are House of Cards fans.
(18) The dependence of Ca2+ flux release from the sarcolemmal vesicles on the membrane potential value (-60-+27 mV) is bell-shaped and qualitatively relative to the volt-amper characteristics of the steady state Ca2+ flux in single smooth muscle cells.
(19) Electrical stunning is acceptable from the animal point of view, if a minimal current of 1.2 ampere is reached, immediately after the beginning of the stunning operation.
(20) The chamber was designed to provide an ionization current of about 10(-8) ampere with a nominal 10 curie iridium-192 source.
Milliampere
Definition:
(n.) The thousandth part of one ampere.
Example Sentences:
(1) Fifty milliamperes of 500-microseconds 910-Hz currents induced a 50-80-mm Hg pressure increase in the jejunum with a threshold of 25 mA.
(2) We used the Aberdeen Impedance Imaging System which uses the 4 electrode technique in a split array, and a current of 1 milliampere on a carrier of 10 kHz to collect a number of data sets.
(3) Ablation of hemorrhoid disease grade was directly correlated with milliampere current and time of application.
(4) Pacing thresholds (milliamperes) were measured at the point of a maximum-amplitude P-wave (PMAX) in the bipolar esophageal electrogram and points 1 cm proximal or 1, 2, or 3 cm distal to PMAX.
(5) Anesthesia was quantitated by elevation of the threshold (milliampere) for shock vocalization with intradermal electrodes.
(6) Electrical stimulation of the recurrent laryngeal nerve with currents of 2 milliamperes caused no postoperative deficits in any of the patients studied.
(7) With use of a head phantom and constant kilovolt peak setting, axial and coronal CT scans of the paranasal sinuses were obtained at each of six successively lower milliampere second settings than are commonly used in clinical practice.
(8) Sensory deficits after segmental sacral nerve lesions or after peripheral nerve injuries postoperatively can be quantitated in terms of milliamperes.
(9) When rabbit eyes were subjected to a current of 500 volts for no less than 250 milliseconds and 400 milliamperes or more, a permanent decrease in the amplitude of the b-wave of the Electroretinogram resulted in some animals.
(10) Although a rough correlation was seen between the quantity of current delivered (milliamperes X seconds) and the NADH decrease, this varied from case to case.
(11) A two milliampere current applied for three minutes to each of four perilimbal sites introduced gentamicin sufficient to maintain therapeutic levels for more than 24 hours.
(12) In tests on 96 cells at a 6.4 milliampere (ma) discharge, recharging once every 15 months of simulated pacing at a 25 microampere (mua) drain, the earliest cell failure occurred after an equivalent of 50 years of pacing.
(13) On the basis of the exposure doses for the phantoms and recorded clinical peak kilovoltages, milliamperes, milliseconds, and fluoroscopic time, average skin and ovarian doses were calculated for each group of children.
(14) In the same incremental manner, the milliampere second settings used in scanning 90 patients were reduced, with no loss of diagnostic quality.
(15) The responses measured in milliamperes were expressed as a number of times control readings.
(16) The study also measures the effects of kVp and milliampere (mA) on Half Value Layer (HVL).
(17) The constant direct current in the implantable units, 0.14 to 0.26 milliamperes, is in the range that produces ventricular arrhythmias in dogs although this did not occur in our patients.
(18) With the selection of appropriate milliamperes and kilovolts, one can maintain high radiographic quality, reduce radiation absorbed dose to the patient, and prolong equipment life.
(19) One 3,000 milliampere-hour (mAh) battery that could be charged to 48% in five minutes and a smaller 600mAh battery that hit 68% in two minutes.
(20) It graphically displays physiological data in the form of a Woolsey-type figurine chart that indicates threshold in milliamperes and, through the use of coded symbols, the quality of response and certain other data.