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porphyrin n.【生物化學】卟啉(類)。

porphyritic

Moreover , for co ( ii ) - porphyrin and fe ( iii ) - porphyrin , nonlinear optical absorption and optical limiting properties are studied respectively . results suggest that fe - porphyrin probably become a potential candidate as optical limiting material excited by wavelength 514 . 5nm ar + laser 在第四章,研究了鐵卟啉( fe ( ) tppcl )和鈷卟啉( co ( ) tpp )的非線性吸收和熱自散焦光限幅特性。

3 . in order to further improve the energy transfer efficiency and detective sensitivity , anthracene has been directly connected with porphyrin as a conjugate group , which greatly shorted the distance between both of these compounds 為了進一步提高能量轉移效率和檢測靈敏度,把蒽作為一個共軛基團直接連到卟啉環上,并首次把它作為傳感器的熒光載體應用于檢測劇毒物質對硝基苯胺。

Recently there have been of great interests in chemosensors because of its higher sensitivity and large stocks shift . it is interesting to synthesize some porphyrins and develop them as chemical sensing elements to detect some substances in micro - level 因此,尋找一些能與卟啉產生響應的化合物,然后通過化學手段把它們連接起來并做成傳感器來檢測某些物質是一項很有意義的工作。

The development and chemical constituent of porphyrin reagents are reviewed . the synthesis of porphyrin reagents , chemical reaction mechanism and conditions are described , and its trends are expatiated also 摘要論述了國內外關于卟啉的研究進展、化學組成;闡述了卟啉類化合物的合成方法、反應歷程及影響因素,并對卟啉類化合物的研究方向作了概述。

Porphyrins cyclic organic structures containing tetrapyrrole rings ( four joined rings , each consisting of four ch units and one nh unit ) that have the important characteristic property of forming complexes with metal ions 卟啉:包括了四吡咯環(四個連接的環,每個環包括了4個- ch基和1個- nh基)的環狀有機結構,具有與金屬離子形成復合物的特征。

It is interesting to synthesize some porphyrin compounds bearing the groups , which can transfer energy with porphyrins and develop them as chemical sensors to detect some substances in micro - level 因此尋找一些能與卟啉發生能量轉移的化合物,然后通過化學手段把它們連接起來并做成傳感器來檢測某些物質是一項很有意義的工作。

A series of porphyrins with the multiaromatic amino groups have been synthesized and used as a fluorescence carrier to manufacture a ph opto - chemical sensor , which has higher sensitivity and wider response range 比其它的以葉琳為熒光載體的ph光化學傳感器具有更高的靈敏度和更寬的響應范圍(從中性到堿性) 。

Recent advances on the study of porphyrins in the application of antitumor drug and anticancer action mechanism are reviewed , and the possible development in the future is predicated 摘要綜述了卟啉類化合物作為抗癌藥物的應用及其抗癌作用機理的研究進展,并對其研究的前景進行了展望。

Recent progress of porphyrin in analytical chemistry application , especially in spectrophotometry , electrochemistry , molecular recognition and probe , was reviewed 摘要綜述了卟啉及配合物在分析化學中的應用研究進展,重點介紹了其在光度分析、電化學、分子識別、探針等方面的應用。

Co ( ii ) - porphyrin all exhibit optical limiting effect excited by three different wavelength ar + laser : 457 . 9 , 514 . 5 and 488 nm and saturable absorption especially for 457 . 9 nm 實驗表明,對514 . 5nm波長的光,鐵卟啉( fe ( ) tppcl )有可能作為好的光限幅材料。

Examples of such metalloporphyrins are the iron porphyrins ( e . g . heme in hemoglobin ) and the magnesium porphyrin , chlorophyll , the photosynthetic pigment in plants 例如金屬卟啉象鐵卟啉(如血紅素中的亞鐵)以及鎂卟啉、植物中的葉綠素與光合色素。

The results showed that a function of length of the side chain has a dramatic effect on mesophase formation in the porphyrin free base and complex 最后,研究了酚氧基( rcg )中烷基一)碳鏈長度對葉琳及金屬鋅葉琳配合物材料液晶性能的影響。

The research progress of porphyrin , host reagent , imprinting polymer , membrane system and complexes as mimetic enzymes are reviewed in detail 摘要本文詳細評述了卟啉、主體試劑、印跡高分子、膜體系及配合物等作為模擬酶的研究和發展。

Generally , porphyrins can emit satuared red via energy transfer from hosts wether they are doped or incorporated into polymric materials 無論是將卟啉摻雜還是引入高分子鏈段,都可以通過從主體材料到卟啉的能量轉移獲得飽和紅光。

Ingredient : porphyrin chorophyll - protein in cyanobacteria with special and strong fluorescence nontoxic . used as molecular fluorescent probe 成分:藍藻中卟啉類色素蛋白,具有特殊而強烈的熒光特性,無毒,可用作分子熒光探針。

Due to the special activity of porphyrins , research efforts in analytical chemistry have been focused on these compounds 卟啉化合物由于其特殊的活性,在分析化學領域的研究一直是人們關注的焦點。

Due to the special activity of porphyrins , research efforts in analytical chemistry have been focused on these compounds 卟啉化合物由于其特殊的活性,在分析化學領域的研究一直是人們關注的焦點。

Nonlinear optical properties and conformational study on molecular recognition of imidazole derivatives by chiral zinc porphyrins 手性鋅卟啉的非線性光學性質及對咪唑類客體分子識別的構象研究

Study on recognition of imidazole derivatives by chiral amino acids linked porphyrins and circular dichroism spectroscopy 手性鋅卟啉對咪唑類客體的分子識別及圓二色光譜的研究