How To Use Cathode In A Sentence
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A battery is connected to the anode and cathode via leads A and C respectively.
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A battery is connected to the anode and cathode via leads A and C respectively.
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If, on examination, all is found to be going on well, reimmerse the cathodes, and continue plating till they appear of a dull yellowish brown (this will occur in about four minutes), then remove them, rinse and scratch-brush them, and replace them in the bath.
On Laboratory Arts
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On borehole televiewer logs. An unusual effect produced on the cathode-ray tube display by erratic movement of the tool as it drags along the borehole.
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Mark was still chattering about the movie scene when all the cathode ray screens went blank.
BLACKWATER SOUND
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The electrons on the anode migrate via a wire to the cathode, the other electrode in the fuel cell, where they are electrochemically assisted to combine with the protons and produce hydrogen gas.
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Graphical Symbol in full simplified diode, indirectly heated duodiode, indirectly heated or triode, indirectly heated or duotriode with separated cathodes, indirectly heated, heating filament with central tapping, internal screening of the system tetrode pentode, suppressor grid connected with cathode triode - pentode triode - heptode (according to the circuit, the systems may be drawn left-and-right reversed) 1.10.
1. Selected Graphical Symbols of Electrotechnology
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In solution, the cations move towards the cathode and the anions move to the anode.
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The only difference between these two cells was that in Lenard's cell the electrons were taken from the cathode by light, whereas on the "3-electrode lamp" the cathode is a white-hot filament capable of sending into the vacuum currents of much higher intensity.
Philipp Lenard - Biography
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This is readily seen by comparing the values of the atomic absorption edges with those of the characteristic wavelengths of anticathodes normally used.
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An improved cathode-ray tube includes an envelope comprising a faceplate panel, a funnel and a neck.
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The reduced metal typically forms a metallic alloy on the cathode.
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The quantum efficiency of the photocathode decreases significantly at 830 nm creating an effective acceptance bandwidth of 650-830 nm in fluorescence detection.
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For the cathode, the platinum can be replaced by cobalt sulphide, which is far less expensive.
The Earth Times Online Newspaper
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But because electrons must be supplied to the cathode by an external power source to drive this process, the cathode in an electrolytic cell has a negative charge.
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The fact that identical electrons were emitted from cathodes of a range of materials under a range of conditions strongly suggested that the electron is a fundamental constituent of all atoms.
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Protons diffuse across a membrane from the anode chamber to the cathode chamber, where they react with the anions to form water or ferrocyanide ions.
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The active device area must be hermetically sealed to prevent the ingress of water and oxygen that can degrade the polymer and the reactive metal cathode.
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the jet was directed axially toward the cathode
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When an electric current is passed through this molten mixture, the aluminum ions migrate to the cathode, where they are reduced to metal.
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An outer cylinder of platinum was used as the anode, with a rod of palladium on its axis as the cathode.
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In the present study, an aberration theory for both wide and narrow electron beams in a combined electromagnetic focusing spherical cathode lens system is discussed.
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In the process of copper electrolysis by the traditional method, good stating sheet product is a major premise and basis for producing copper cathode of high quality.
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Hertz generated cathode rays inside an apparatus that included an electrometer to measure the electrical charge of the rays.
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Most batteries are packaged with both the positive electrode (called the cathode during discharge) and the negative electrode (the anode).
The Search for Cheaper, Lighter Car Batteries
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Hollow cathode is a key assemble of ion engine. So it is import ant to study its failure mode for improve the reliability of ion thruster.
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The liquid of the bath supplies material for both deposits, while in galvanoplastic operations the anode supplies it to the cathode.
Scientific American Supplement, No. 598, June 18, 1887
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* For the cathode, the platinum can be replaced by cobalt sulphide, which is far less expensive.
Next Big Future
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His stage of progress in knowledge was this, that during the discharge of _one_ kind of rays of force from the cathode pole in a Crookes tube _another kind_ of rays are set free, which differ totally in their nature and effects from anything hitherto known.
Notable Events of the Nineteenth Century Great Deeds of Men and Nations and the Progress of the World
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Using diamond film or diamond - like film as field emission cathode is one of the promising applications.
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An electron tube with a photosensitive cathode.
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The term auto bias normally describes a circuit in which the signal grid of a power tube is referenced to ground, and the potential of the cathode is raised above ground through a cathode resistor (footnote 1), thus prompting the tube to adjust itself under operating conditions.
Stereophile RSS Feed
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The relation between density and field emission characteristics of CNT cathode arrays is very close.
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In the preface to his book he expressed his intention to relate chemical research to industrial processes and in the same year he reported the results of his work on electrolytic oxidation and reduction, in which he showed that definite reduction products can result if the potential at the cathode is kept constant.
Fritz Haber - Biography
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A replica of the first X-ray tube Again, by experimenting with cathode rays, something new was discovered in the year 1895, the barium platinocyanide was glowing on his shelf.
CreationWiki - Recent changes [en]
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Graphical Symbol in full simplified diode, indirectly heated duodiode, indirectly heated or triode, indirectly heated or duotriode with separated cathodes, indirectly heated, heating filament with central tapping, internal screening of the system tetrode pentode, suppressor grid connected with cathode triode - pentode triode - heptode (according to the circuit, the systems may be drawn left-and-right reversed) 1.10.
1. Selected Graphical Symbols of Electrotechnology
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Sony has lost what made it special - In the glory days of the 1970s and 1980s, Sony's Inazawa factory made cathode ray tubes and sent them down the road to Ichinomiya, where they were used in Trinitron televisions and exported.
Original Signal - Transmitting Buzz
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Current can only flow from the anode to the cathode, but not the other direction.
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Thus, reduction takes place at the cathode. 3.
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Mark was still chattering about the movie scene when all the cathode ray screens went blank.
BLACKWATER SOUND
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Simply connect the inverter to an available molex connector, and then connect both cold cathode tubes to the inverter on the opposing side.
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thermionic cathode
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Because electrons originate at the anode in a voltaic cell, the anode has a (-) charge; electrons enter the cathode, which has a (+) charge.
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Mr Gourlay said the standard cathode ray tube widescreens still had his vote for better picture quality over the more expensive plasma screens.
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For one thing, the free-moving electrons, with which we are concerned in cathode rays and in some types of Becquerel rays, give rise to many interesting problems.
Hendrik A. Lorentz - Nobel Lecture
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The invention discloses a kind of light source module, which includes cathode ray tubes, heat dispersing cavity, photics film, light filtering layer and cooling fluid.
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The ion energy and the density of beam flux of cold cathode ion source were measured by pentagrid probing and Faraday cup.
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In electroplating, the object to be plated is made the cathode in an electrolytic bath of salts of the metal to be plated.
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The photocathode in the night scope that converts visible light into electrons is sensitive to both visible light and some infrared radiation.
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Their differences could be recorded by displaying their transmissions on a cathode ray tube and using a cine camera, equipped with very sensitive film, to take high-speed photographs of them.
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Moreover, the anode detector head and the cathode detection handle are used to acquire bioelectricity data.
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This bath has the following advantages vs. the alkaline baths: ease of controlling plating bath composition, high cathode current efficiency and low operating cost.
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Its positive terminal is connected to the anode and its negative terminal to the cathode where the reduction of the metal ion takes place.
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Those same ions would then flow to the cathode, and after electrons were added, would end up as pure copper.
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Cathode ray tubes are common elements of our domestic televisions and desktop computers but are certainly one day set to become rare, given the rapid developments in alternative technologies.
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If excitation light rejection at the photocathode were not an issue, this might simply require an increased integration time or gain setting to acquire a sufficient fluorescence signal for processing.
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When electricity was applied to the electrodes, rays appeared to come from the cathode.
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I electrolyzed molten NaOH using a step-down transformer and rectifier from a model train set, the nickel crucible as cathode, and a carbon rod salvaged from a dead flashlight battery as anode.
Roger Y. Tsien - Autobiography
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The long-pass and band-pass filter combination was used in these studies at each target depth, and the integration time was varied between 200 and 700 ms because the amount of light collected at the image intensifier photocathode varied.
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The phenomenon of large cathode emission current of diamond in a low electric field is reported, and the several emission mechanisms are summarized.
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- And as for wanting some disolution or not... am I hearing Li-ion battery spinel cathodes?
A Brief History of Batteries- Part 1
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One is a photosensitive cathode which emits electrons when exposed to light and the other is an anode which is maintained at a positive voltage with respect to the cathode.
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Most fuel cells use a polymer electrolyte membrane to separate the cathode and anode.
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A direct current plasma spray gun was designed in which separation sections were set between anode and cathode to restrict the large-scale diffluence of arc.
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When the proper voltage is applied across the cathode and anode of the emitters, they release electrons toward a phosphor spot.
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Simply connect the inverter to an available molex connector, and then connect both cold cathode tubes to the inverter on the opposing side.
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One is a photosensitive cathode which emits electrons when exposed to light and the other is an anode which is maintained at a positive voltage with respect to the cathode.
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I electrolyzed molten NaOH using a step-down transformer and rectifier from a model train set, the nickel crucible as cathode, and a carbon rod salvaged from a dead flashlight battery as anode.
Roger Y. Tsien - Autobiography
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Gordon e-mails Purchasing. com from London that inventories of copper cathode are increasing in response to weak demand in the U.S. and reduced imports by China-and that has driven the London Metal Exchange (LME) cash quote this week to $2.45/lb, which is approximately 38% below the May 12, 2006 peak of $3.99.
Purchasing - Top Stories
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That is more rarefied than the near vacuum in a television cathode ray tube.
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The output from the metal channel dynode chain is a current proportional to the number of photons striking the photocathode and to the voltage drops along the dynode channel.
Undefined
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This is the summarization of a virtual cathode radiation experiment on the EPA - 74 pulse-line accelerator .
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The factors limiting the measurement and achievement of extremely high vacuum due to the existence of a hot cathode was overcome by the successful use of the fie...
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These include developing nonflammable electrolytes, new cathodes that don't have this reaction, and new ways of letting the battery not overcharge.
Is there an electric vehicle in your future?
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Look out for early signs of in-car computing, and the erosion of cathode-ray tubes by cheaper liquid-crystal displays.
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An electric current is passed through the solution and pure metal is electroplated onto a starter cathode made of the same metal.
AP Environmental Science Chapter 10- Minerals
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It produces copper concentrates by means of floating sulphurated mineral, and copper cathodes using a lixiviation process of oxidised mineral.
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Cerium is also used in the manufacture of lasers and phosphors used in cathode ray tubes.
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Graphical Symbol in full simplified diode, indirectly heated duodiode, indirectly heated or triode, indirectly heated or duotriode with separated cathodes, indirectly heated, heating filament with central tapping, internal screening of the system tetrode pentode, suppressor grid connected with cathode triode - pentode triode - heptode (according to the circuit, the systems may be drawn left-and-right reversed) 1.10.
1. Selected Graphical Symbols of Electrotechnology
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The advantage of LCDs is that they are much lighter and consume less power than other display technologies (e. g. , cathode-ray tubes).
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An electric current is passed through the solution, which results in the deposition of a thin metal plating in the desired thickness on the cathode.
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Mercathodes block the flow of destructive galvanic currents in boats' 12-volt electrical systems.
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One would expect this to occur most readily when the anode and cathode spacing was small.
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One member of the radio society even has a major collection of cathode ray oscilloscopes, which he displays along one complete wall in his home.
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Because electrons originate at the anode in a voltaic cell, the anode has a (-) charge; electrons enter the cathode, which has a (+) charge.
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The rods serve as negative electrodes, or anodes, and the tube serves as a positive electrode, or cathode.
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Oxygen enters at the cathode, where it combines with electrons and is split into ions that travel through the electrolyte to react with fuel at the anode.
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A cathode emits a stream of electrons that collides with neutral atoms of xenon, a gaseous element, in a chamber.
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Oxygen enters at the cathode, where it combines with electrons and is split into ions that travel through the electrolyte to react with fuel at the anode.
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Auto gating BSP power supply is adopted to extend dynamic range, protect photocathode and microchannel plate.
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The same or similar values for the ratio mentioned above have been found for the negative particles with which we are concerned in cathode rays.
Hendrik A. Lorentz - Nobel Lecture
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The field emission cathode can be used as an efficient cold cathode in a variety of electronic devices, such as flat panel field emission displays, microwave diodes, triodes and more complex devices.
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It consists of an X-ray tube with interchangeable anticathodes and the necessary pumps and power supplies.
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I'm sounding like I've become a cathode - spewing negativity in every direction.
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The researchers found that their bimetallic cathodes worked even more effectively in the ORR than platinum alone, despite only containing a fractional amount of platinum in the monolayer.
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An electron tube having a cathode and an anode.
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Field emission cathode traveling-wave tube(TWT) is a new type of microwave device and field emission cathode is an important component of TWT.
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The company manufactures chemicals that absorb gasses in vacuum containers such as cathode-ray tubes used in televisions and stereos.
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In 1895, while experimenting with electric current flow in a partially evacuated glass tube (cathode-ray tube), Röntgen observed that a nearby piece of barium platinocyanide gave off light when the tube was in operation.
Röntgen, Wilhelm Conrad
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Protons diffuse across a membrane from the anode chamber to the cathode chamber, where they react with the anions to form water or ferrocyanide ions.
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Too high a concentration is undesirable because unused methanol migrates through the electrolyte to the cathode.
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Eventually, the amount of CRT "cullet" - the crushed remains of trashed cathode ray tubes that are recycled - will outstrip demand, and the toxic screens will end up in landfills, explained Jeremy Gregory, a research scientist at the Massachusetts Institute of Technology and a co-author of a new paper on CRT recycling.
Analysis
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Cathode rays are attracted by a positive charge.
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The zinc and the copper are the anode and cathode terminals of your potato battery.
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The trouble with the fuel cell is that it requires a barrier between the anode and the cathode because the oxidizing and reducing agents will corrode catalytic elements if allowed to intermix.
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The third electrode may be biased at the potential of the anode through a ballast resistor, and be located near the cathode.
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When there is a corrodible metal or alloy, the presence of a dissimilar conductive material (cathode), electrolytes, and an electrical path between the anode and the cathode, we will have corrosion on our airplanes.
Undefined
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Adzic and Mavrikakis suggest that the efficiency boost coupled with the lower cost of a bimetallic compared with a pure platinum cathode points to a commercially viable alternative to current ORR fuel cell design.
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The third electrode may be biased at the potential of the anode through a ballast resistor, and be located near the cathode.
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Cathode ray tubes will shrink slightly over that period, from 171 million units to 145 million.
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A battery is connected to the anode and cathode via leads A and C respectively.
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The machine incorporates a pentode vacuum-tube driven as a cathode follower in a Class-A, unity-gain output stage.
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When the main power supply of the X-ray tube is on, the cathode emits thermions as it is heated by a heater.
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The opening focuses the electrons emitted from the cathode onto the anode to a spot size preferably less than 40 nanometers.
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He typed in a command on the keyboard, and the playback fed into the oscilloscope's fluorescent cathode-ray screen.
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SGN manufactures barium getters which are used in color television and computer monitor cathode ray tubes.
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Finally we concluded the characters of the fabrication of field emission cathodes in large.
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It would appear that heat, light, electricity, sound, the cathode rays, and all other forms of force in nature are probably variations, and as it were limited expressions and manifestations, of _the one supreme force_ that supports the constitution of the physical universe; and that one supreme force is
Notable Events of the Nineteenth Century Great Deeds of Men and Nations and the Progress of the World
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As soon as the circuit of the lead storage battery cell is closed and the cathode and anode are connected, the reaction begins and electrons flow from the anode to the cathode.
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The practical result of this is that the anions are given off at the anode, generally in the form of a gas and the cations are often deposited at the cathode as a metal layer.
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There's a vacuum inside the cathode ray tube so the moment you drill through, the tube will suck air, sort of inhale a little whistle of it.
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Photocells capable of seeing things in a physical sense, advanced photography which can record what is seen or even what is not, thermionic tubes capable of controlling potent forces under the guidance of less power than a mosquito uses to vibrate his wings, cathode ray tubes rendering visible an occurrence so brief that by comparison a microsecond is a long time, relay combinations which will carry out involved sequences of movements more reliably than any human operator and thousands of times as fast — there are plenty of mechanical aids with which to effect a transformation in scientific records.
As We May Think
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On the one hand, ICCD extends the spectral response, through proper input window and photocathode, from visible light to X-Ray, ultra-violet and near infrared for different applications.
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Röntgen stumbled on X-rays by observing that when he operated a Crooke’s tube essentially a cathode-ray tube, a cardboard screen coated with barium platinocyanide several feet away subtly glowed.
The Nature of Technology
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Ultraviolet sensitive photocathodes are also used in cameras in rocket and balloon - bome experiments.
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It was known that when an electric discharge passes in a glass tube through a sufficiently rarefied gas, the part facing the cathode is illuminated by a fluorescence on which the shadow of any obstacle placed in front of the cathode is outlined; and that the cathode rays definable in this way, are deflected by the magnetic field, describing a circular trajectory when they are thrown at right angles to a uniform field (Hittorf).
Jean Baptiste Perrin - Nobel Lecture
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You must take this difference in the magnitude of the cathode current into account when selecting values for R7 and R8.
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The cold cathode accessories each have an inverter, which converts power to the correct voltage and current suitable for the cathode.
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The principal axis effected the moving stability and action accuracy of the R 20 cathode bobbin making machine.
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Reflections from the target were focused on a converter unit containing a photocathode, which provided the viewer with a reconstructed image.
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We will attempt to produce a transformation of the Earth into a special triode, so that we may then introduce a relatively small "grid signal" and gate highly amplified energy from the Earth's interior self-powered cathode to an external plate load on the surface.
Chapter 6
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Currently conventional thermionic cathode gun cannot satisfy people's requirement for high lightness and long gun.
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On the one hand, ICCD extends the spectral response, through proper input window and photocathode, from visible light to X-Ray, ultra-violet and near infrared for different applications.
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Most fuel cells use a polymer electrolyte membrane to separate the cathode and anode.
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In 1965, he negotiated a contract for me to build one using a cathode-ray tube display, under the sponsorship of the Night Vision Laboratory at Ft. Belvoir, Virgina (which was developing the Army's sniperscopes and snooperscopes).
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The polarities of the anode and cathode are reversed in comparison to their assignments in voltaic cells, but the function of the anode, being the site of oxidation, and of the cathode, being the site of reduction, is the same.
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The electron from the hydrogen goes through the electrical circuit to the cathode to make water.
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Eventually, the amount of CRT 'cullet' - the crushed remains of trashed cathode ray tubes that are recycled - will outstrip demand, and the toxic screens will end up in landfills, explained Jeremy Gregory, a research scientist at the Massachusetts Institute of Technology and a co-author of a new paper on CRT recycling.
Zee News : India National
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It's hard to remember now, but in the olden days TV sets and computer monitors used a technology called cathode ray tubes.
Obsolescent Planning
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He found the same charge to mass ratio of cathode rays was seen regardless of what material was inside the tube or what the cathode was made of.
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Currently conventional thermionic cathode gun cannot satisfy people's requirement for high lightness and long gun.
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The expression "flat panel display" does not cover cathode-ray tube technology.
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I'm confused because I thought amount of cathode or anode you put into a battery was dependent on the stoichiometric amount needed for the anode and cathode to be used up completely in a reaction, not on the capacity for the battery you are making.
In batteries, 2+2=1. Actually more like 1/2. Well... maybe a bit less.
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Graphite is also used as a refractory in high-temperature furnaces, to make black paint, in explosives and matches, and in certain kinds of cathode ray tubes.
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The reflected signals picked up by the antenna produced a crude maplike image on a cathode ray tube, or oscilloscope, in the bomber: dark areas for water, light areas for ground, bright areas for cities.
Masters of the Air
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Especially the first stage of the electro-osmosis produces a cathodic migration of the phenols, which may then be detected at a cathode by means of the iron and bromine reactions.
Synthetic Tannins
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An outer cylinder of platinum was used as the anode, with a rod of palladium on its axis as the cathode.
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Filed under Cathode Rays, Video · Tagged with cicely tyson, emmys
2010 May : Scrubbles.net
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The fibers sucked by vacuum onto the outer surface of the foraminous cathode.
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By the technology of vacuum cathodic arc deposition, graphite as cathode, Diamond like carbon film (DLC) was deposited on PMMA resin denture.
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The company manufactures chemicals that absorb gasses in vacuum containers such as cathode-ray tubes used in televisions and stereos.
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The invention concerns an X-ray tube anticathode designed to be able to rotate at an extremely high speed.
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Accordingly anticathodes of palladium and rhodium were produced, which fully answered the purpose in view.
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This discovery opens up the exciting possibility of extending this technique not only for isolating other transition and main group metals, but also for the production of alloys, by combining metal oxides as the cathode.
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Field emission cathode traveling-wave tube(TWT) is a new type of microwave device and field emission cathode is an important component of TWT.
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It was called Rayedit (designed by Raytheon, the makers of the Patriot missile!), and it featured hulking cathode ray tubes sheathed in putty-colored metal and keyboards the size of Samsonite suitcases.
No more 'spiking' and 'killing' in our kinder, gentler newsroom
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The present invention relates to a substrate of a luminous face-plate of a colour projection cathode ray tube and the luminous face-plate which is composed of this substrate.
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Gaseous hydrogen and oxygen flow separately around either side of two electrolytic plates serving as anodes and cathodes.
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Compounds of the element are also used to make phosphors that coat the screen of television tubes and CRTs (cathode ray tubes).
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AlN films were prepared on hi alloy substrates by cathode sputtering, and the effect of gas pressure on crystal orientation and residual stress in AlN films was investigated by X-ray diffraction.
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To restore information that is stored electrostatically such as on a cathode my tube ( CRT ) screen.
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An electron originating near the planar cathode and ultimately collected at electrode A will induce an equal charge at A and B during most of its journey.
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Europe's top copper miner, KGHM, sees the world copper cathode price stabilizing soon and averaging $1.36/lb, which is even lower than the $1.56 consensus average of 70 analysts and economists polled by Reuters and Purchasing. com.
Purchasing - Top Stories
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The method used consisted in distilling under very pure hydrogen the amalgam of radium formed by the electrolysis of a chloride solution using a mercury cathode.
Marie Curie - Nobel Lecture
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Graphical Symbol in full simplified diode, indirectly heated duodiode, indirectly heated or triode, indirectly heated or duotriode with separated cathodes, indirectly heated, heating filament with central tapping, internal screening of the system tetrode pentode, suppressor grid connected with cathode triode - pentode triode - heptode (according to the circuit, the systems may be drawn left-and-right reversed) 1.10.
1. Selected Graphical Symbols of Electrotechnology
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Auto gating BSP power supply is adopted to extend dynamic range, protect photocathode and microchannel plate.
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Therefore, in electrolytic cells, the cathode is the negative terminal and the anode is the positive terminal.
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One would expect this to occur most readily when the anode and cathode spacing was small.
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Taking graphite cathode as an example, the transverse discharge characteristics of a self heated cathode are described. It is indicated that the cathode mechanism is hot electron emission.
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In fact, the anticathode lacks any type of electrical connector.
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The photocathode in the night scope that converts visible light into electrons is sensitive to both visible light and some infrared radiation.
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When light shines on certain negative metallic electodes in a vacuum, the metal is ionized and cathode rays, i.e. electrons, are emitted.
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The best suggestion of how it came about it that he was investigating cathode rays with a fluorescent screen painted with barium platinocyanide and a Crookes tube wrapped in black cardboard so visible light from the tube wouldn't interfere.
Google doodle celebrates 115 years of X-rays
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The cathode of the diode is connected to the column side of your matrix, the anode is connected to your switch, and the other contact on your switch connects to the row.
