矽藻殼(英語:frustule)又稱矽殼矽質殼,是矽藻堅硬且具孔洞的外殼(細胞壁),經生物礦化產生,其成分大多為,表面並覆有數種多醣[1](早期文獻稱其表面物質成分為果膠[2][3])。矽藻殼孔洞的大小與形狀多樣,大小介於250至600奈米之間[4][5][6]。有些的矽藻殼內表面有往內部空腔延伸的脊狀結構,稱為假隔膜(pseudoseptum)[7]溝鏈藻科矽藻的假隔膜又被稱為ringleist[8]

掃描電子顯微鏡下數個矽藻殼的結構,其中圖A、C與D的比例尺為10微米,圖B的比例尺則為20微米
電子顯微鏡下的矽藻土

矽藻死後其有機組織漸被分解,殼則會沉入海底成為矽藻土,此材料有許多商業與學術用途[9]

參考文獻

编辑
  1. ^ Progress in Phycological Research: v. 7 (1991) by F.E. Round (Volume editor), David J. Chapman (Volume editor)
  2. ^ Diatoms: More on Morphology. [2022-11-12]. (原始内容存档于2012-10-04). 
  3. ^ Parker, Andrew R.; Townley, Helen E. Biomimetics of photonic nanostructures. Nature Nanotechnology. 3 June 2007, 2 (6): 347–353. Bibcode:2007NatNa...2..347P. PMID 18654305. doi:10.1038/nnano.2007.152. 
  4. ^ Reka, Arianit; Anovski, Todor; Bogoevski, Slobodan; Pavlovski, Blagoj; Boškovski, Boško. Physical-chemical and mineralogical-petrographic examinations of diatomite from deposit near village of Rožden, Republic of Macedonia. Geologica Macedonica. 29 December 2014, 28 (2): 121–126 [2022-11-12]. (原始内容存档于2022-10-21) (英语). 
  5. ^ Reka, Arianit A.; Pavlovski, Blagoj; Makreski, Petre. New optimized method for low-temperature hydrothermal production of porous ceramics using diatomaceous earth. Ceramics International. October 2017, 43 (15): 12572–12578. doi:10.1016/j.ceramint.2017.06.132. 
  6. ^ Reka, Arianit A.; Pavlovski, Blagoj; Ademi, Egzon; Jashari, Ahmed; Boev, Blazo; Boev, Ivan; Makreski, Petre. Effect Of Thermal Treatment Of Trepel At Temperature Range 800-1200˚C. Open Chemistry. 31 December 2019, 17 (1): 1235–1243. doi:10.1515/chem-2019-0132 . 
  7. ^ Pseudoseptum. Diatoms.org. [2022-04-11]. (原始内容存档于2022-11-12). 
  8. ^ Ringleiste. Diatoms.org. [2022-04-11]. (原始内容存档于2022-11-12). 
  9. ^ Antonides, Lloyd E. Diatomite (PDF). USGS. 1997 [December 12, 2010]. (原始内容存档 (PDF)于2018-04-08).