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cathode    音标拼音: [k'æθ,od]
n. 阴极

阴极

cathode
阴极

cathode
n 1: a negatively charged electrode that is the source of
electrons entering an electrical device [ant: {anode}]
2: the positively charged terminal of a voltaic cell or storage
battery that supplies current [ant: {anode}]


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  • Cathode - Wikipedia
    Cathode Diagram of a copper cathode in a galvanic cell (e g a battery) Positively charged cations move towards the cathode allowing a positive current i to flow out of the cathode A cathode is the electrode from which a conventional current leaves a polarized electrical device such as a lead–acid battery
  • Cathode and Anode - GeeksforGeeks
    Cathode and Anode are commonly used terms in the context of electrochemistry, specifically in electrochemical cells like batteries and electrolytic cells An anode is a negative or reducing electrode that releases electrons and oxidizes during an electrochemical reaction whereas a Cathode is a positive or oxidizing electrode In this article, we will learn about, Cathode, Anode, their
  • How to Define Anode and Cathode - ThoughtCo
    Here is how to define anode and cathode and how to tell them apart There's even a mnemonic to help keep them straight
  • What Is the Anode and Cathode? Definition and Uses
    The anode is the electrode where oxidation happens, and the cathode is the electrode where reduction happens In simpler terms, electrons flow out of the anode and into the cathode
  • CATHODE Definition Meaning - Merriam-Webster
    The meaning of CATHODE is the electrode of an electrochemical cell at which reduction occurs
  • Anode vs. Cathode: Which Is Positive and Negative?
    When it comes to anode vs cathode, understanding which is positive and negative is essential in electrochemistry
  • Anode vs Cathode: Whats the difference? - BioLogic
    A cathode is an electrode where a reduction reaction occurs (gain of electrons for the electroactive species) In a battery, on the same electrode, both reactions can occur, whether the battery is discharging or charging When naming the electrodes, it is better to refer to the positive electrode and the negative electrode
  • Cathode vs Anode: Key Differences, Definitions Examples
    The cold cathode is used in discharge lamps, discharge tubes, and in some vacuum tubes Anode and Cathode in Electrolysis During electrolysis a chemical reaction or change takes place by the passage of electricity through the circuit and an electrolytic cell is the device which converts electrical energy to chemical energy
  • Anode vs Cathode: Which Is Positive or Negative?
    Confused about battery anode, cathode, positive and negative? Our easy guide breaks down their roles Read on to enhance your battery knowledge!
  • Cathode - Simple English Wikipedia, the free encyclopedia
    In other words, a cathode is a positive electrode on a battery and a negative electrode on an electrolytic cell Electric current is perceived as flowing in the opposite direction that the electrons are flowing So electrons go into the + (positive) terminal of a battery, but electric current goes out





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