yield vt. 1.生出,產生(作物、報酬、利益等)。 2.給與,讓與;讓渡;放棄(權利、地位等);交出。 3.承認。 4.讓步;投降。 This land yields heavy crops. 這塊地的產量非常高。 Cows yield milk. 乳牛產奶。 Sin yields bitter fruit. 罪惡招禍患,惡因生惡果。 Yield a fortress to the enemy 放棄要塞讓敵人占領。 vi. 1.(土地等)生產作物,生產,有收獲。 2.屈服,服從;讓步;聽從,應允,答應 (to)。 3.(因壓力)彎曲,凹進 (to)。 4.(疾病因醫療或藥物而)好轉。 The land yields well [poorly]. 這塊土地產量高[低]。 Yield to persuasion [despair, temptation] 在勸說[失望、誘惑]下失去抵抗力。 The frost has yielded to the sun. 霜在太陽底下開始融化了。 Yield consent 答應。 Yield oneself prisoner 投降做俘虜。 Yield possession 讓出所有權。 Yield precedence (to another) 讓(別人)占先。 Yield submission 屈服,服從。 Yield the palm to 把勝利[榮譽]讓給。 Yield the [a] point 在討論的[某一]問題上讓步。 Yield to conditions 答應條件。 Yield to none 不讓給誰;不落人后。 Yield up the ghost [life, soul, breath, spirit] 死去。 n. 1.出產;產品。 2.產額,產量。 3.收獲(量),收成;回收(率)。 4.收益,利益。 5.屈服;擊穿;極限。 6.二次放射系數。 a large yield 豐收;巨大產量。 Yield of counter 計算器效率。 Yield of radiation 輻射強度。
Quantum yields for photoinitiation and photodecomposition are also low with mn . 采用Mn時,光引發和光分解的量子產率也很低。
Fluorescence quantum yield 熒光量子產率
Quantum yields for photoinitiation and photodecomposition are also low with mn 采用mn時,光引發和光分解的量子產率也很低。
The value of carotid / total chlorophyll of treatment 1 . 4031 , 1 . 9080 , 1 . 0971 times that of the control respectively . s02 decreased the produce of apparent photosynthetic electron transport ( etr ) , over photochemical quantum yield ( yield ) , non - photochemical quenching ( q 處理100天以后,二、三年生苗木處理多酚氧化酶的活性分別是對照的5 . 7551 、 2 . 1989倍;它們的過氧化物酶活性則是對照的4 . 8484 、 15 . 6403倍。
The activation effect of zn2 + modification , including enhancement of emission intensity , slowing of luminescence decay and increasing of quantum yields , results from the formation of zns shell outside the nanoparticles , which is passivating the surface of nanoparticles , eliminating the surface quenching centers , so as to block the nonradiative transition pathways through these kind of quenching centers Zn ~ ( 2 + )表面修飾在納米顆粒表面形成了zns殼層,鈍化了納米顆粒的表面,消除了表面猝滅中心,阻塞了通過表面猝滅中心進行無輻射躍遷的通道,從而使得發光強度增加,衰減變慢,量子效率提高。
This indicates that rich zn2 + and poor mn2 + ions in the colloidal solution of zns : mn2 + nps is the key to obtain highly efficient luminescence and highly quantum yields . the research on the properties of surface modification may be helpful to the widely application of nano - sized materials in the future 對納米材料表面修飾后發光性質變化的研究有助于更加深入地認識表面和表面態的實質及其對發光的影響機制,為進一步控制納米材料的表面,提高發光效率,創制理想高效的納米發光材料提供基礎的理論的指導,使得納米發光材料得到更加廣泛的應用。
百科解釋
The quantum yield (Φ) of a radiation-induced process is the number of times a specific event occurs per photon absorbed by the system. The "event" is typically a kind of chemical reaction.