oxygen overvoltageとは 意味・読み方・使い方

To provide nickel positive electrodes whose oxygen generating overvoltage when charging is effectively raised, and an alkaline secondary battery which has high charging efficiency at high temperatures and which can exert a sufficient performance under severe conditions.例文帳に追加

充電時の酸素発生過電圧が効果的に高められたニッケル正極、ならびに高温時の充電効率が高く、過酷な条件下で十分な性能を発揮しうるアルカリ二次電池を提供する。 - 特許庁

In an electrochemical cell which is constituted of an oxygen ion conductive solid electrolyte 1 and of a cathode 2 and an anode 3 that are formed on the both sides of the electrolyte 1, the cathode overvoltage is made larger than the anode overvoltage by varying respective electrode overvoltages by constituting the anode and the cathode from different materials or with different electrode structures.例文帳に追加

酸素イオン伝導性の固体電解質１と、その両面に形成された陰極２および陽極３とで構成される電気化学セルにおいて、前記陽極と前記陰極とで電極材料や電極構造を違えて構成することにより各電極過電圧を変化させ、これにより、陰極過電圧を陽極過電圧より大きくする。 - 特許庁

The DC voltage is set to a voltage on the higher potential side of corrosion area of the material to be corroded than the oxygen overvoltage boundary in the pH-potential chart of the material to be corroded in water system.例文帳に追加

ここで、上記直流電圧は、水系における上記腐食対象材料のｐＨ−電位図における酸素過電圧境界よりも当該腐食対象材料の腐食領域の高電位側の電圧に設定される。 - 特許庁

The fluorine-containing organic compound is decomposed by electrolyzing a liquid substance in which the fluorine-containing organic compound is contained in the aqueous medium at a current density of 0.1 to 200 A/dm^2 using an electrode having an oxygen overvoltage and also chemically stable as an anode.例文帳に追加

酸素過電圧を有し、かつ化学的に安定な電極を陽極に用いて、含フッ素有機化合物を水性媒体中に含む液状物を、電流密度０．１〜２００Ａ／ｄｍ^２にて電気分解処理することにより、含フッ素有機化合物を分解する。 - 特許庁

In this case, carbon dioxide is previously dissolved in the water to be supplied to the collector 18 to increase the ion concn. in the water and the oxygen source, hence the energy for the ionic decomposition of water is decreased, and the overvoltage on the anode side is lowered.例文帳に追加

この際、陽極側集電体１８に供給する水にはあらかじめ炭酸ガスを溶解させておき、水中のイオン濃度を増加させ、酸素供給源を増やすことにより、水のイオン分解へのエネルギを低下させ、これによって陽極側の過電圧を低下させる。 - 特許庁

A liquid material containing iodine ion and an organic substance in an aqueous medium is electrolyzed at a current density of 0.1 to 200 A/dm^2 by using a chemically stable electrode having an oxygen overvoltage as an anode to thereby decompose the organic substance and to precipitate iodine by oxidation.例文帳に追加

酸素過電圧を有し、かつ化学的に安定な電極を陽極に用いて、ヨウ素イオンおよび有機物を水性媒体中に含む液状物を、電流密度０．１〜２００Ａ／ｄｍ^２にて電気分解処理することにより、有機物を分解すると共に、ヨウ素を酸化により析出させる。 - 特許庁

An anode side catalyst composition for the fuel cell contains a catalyst to carry catalyst particles and an ion exchange resin in a conductor, and the catalyst particles are composed of a metal, a metal oxide, a partial metal oxide, or a mixture of these in which oxygen reducing capacity and water electrolysis overvoltage are both lower than those of platinum and which have hydrogen oxidizing capacity.例文帳に追加

導電材に触媒粒子を担持した触媒とイオン交換樹脂とを含む燃料電池用アノード側触媒組成物であって、該触媒粒子は、酸素還元能および水電解過電圧が共に白金より低く、かつ、水素酸化能を有する、金属、金属酸化物もしくは金属の部分的酸化物またはこれらの混合物からなることを特徴とする触媒組成物。 - 特許庁

In the anode 32 for electroplating which faces the coating surface of the substrate W and is arranged in a plating solution Q, a first insoluble anode 36 comprising a first insoluble material and a second insoluble anode 38 comprising a second insoluble material having an oxygen generation overvoltage different from that of the first insoluble material are electrically conducted to each other and arranged in a planar state.例文帳に追加

基板Ｗの被めっき面に対向してめっき液Ｑ中に配置される電気めっき用アノード３２であって、第１の不溶性材料から構成される第１の不溶性アノード３６と、第１の不溶性材料と酸素発生過電圧が異なる第２の不溶性材料から構成される第２の不溶性アノード３８とを、互いに導通させて平面状に配置した。 - 特許庁