Zobrazeno 1 - 10
of 27
pro vyhledávání: '"Gönül SERDAR"'
Publikováno v:
International Journal of Secondary Metabolite, Vol 6, Iss 3, Pp 283-291 (2019)
Separation of caffeine and catechins from tea extracts usually requires conventional liquid-liquid extraction employing chloroform. This work was planned to improve a green extraction technique to distunguish these important chemicals from green tea.
Externí odkaz:
https://doaj.org/article/2c2318b5779c4595a993af884be4a63b
Publikováno v:
International Journal of Secondary Metabolite, Vol 4, Iss 2, Pp 78-89 (2017)
This study was designed to develop a cost effective green extraction method to separate valuable chemicals from black tea waste (BTW) and tea dust called “caffeine dust” (CD). These materials are totally unwanted residue and treated as rubbish. T
Externí odkaz:
https://doaj.org/article/c773c0450c0b41a8942b4d5f0988642b
Publikováno v:
International Journal of Secondary Metabolite, Vol 3, Iss 1, Pp 3-13 (2016)
This study was designed to develop an effective microwave assisted extraction (MAE) method for extraction of caffeine and catechins from green tea samples. A series of solvents (water, ethanol:water mixture or citric acid:water mixture) were used for
Externí odkaz:
https://doaj.org/article/ee06ca7c59ae4aa28ca9b1fcdb3faa01
Publikováno v:
International Journal of Secondary Metabolite, Vol 2, Iss 2, Pp 3-15 (2015)
In this study, hexane, chloroform and water extracts were prepared by making consecutive extraction of Achillea biserrata from the family Asteraceae. Volatile oil of the same types was obtained by water distillation that was continued 4 hours in the
Externí odkaz:
https://doaj.org/article/97aa0d4eae4442f0afbe9c2ae0d01c6b
Comparison of Some Extraction Methods for Isolation of Catechins and Caffeine from Turkish Green Tea
Publikováno v:
International Journal of Secondary Metabolite, Vol 2, Iss 2, Pp 16-25 (2015)
Effective extraction of anticancer and antioxidant principles from Turkish green tea were main purpose of this work. The pre-optimized experimental condition for liquid extraction was employed for comparative appraisal. Not only extraction methods al
Externí odkaz:
https://doaj.org/article/aa8a716245e543b6889dbe8818d49084
Autor:
Gönül SERDAR
Publikováno v:
Volume: 2, Issue: 2 44-50
Bulletin of Biotechnology
Bulletin of Biotechnology
Silver nanoparticles (AgNPs) were synthesized using extract of fig (Ficus carica) leaf and AgNO3 solution by microwave method in this study. Freshly leaves of fig (Ficus carica) were collected from the Eastern Black Sea region (Akçaabat-TRABZON) in
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7acdacc9cb34a6cc3b34d7f15343325e
https://dergipark.org.tr/tr/pub/biotech/issue/67327/1032131
https://dergipark.org.tr/tr/pub/biotech/issue/67327/1032131
Autor:
Gönül SERDAR
Publikováno v:
Volume: 2, Issue: 2 38-43
Bulletin of Biotechnology
Bulletin of Biotechnology
In this study, gold nanoparticles (AuNPs) were synthesized following a bioreductive route using extract of Eriobotrya Japonica leaf. For the synthesis of gold nanoparticles, firstly, leaves of Eriobotrya Japonica were collected from the Eastern Black
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b728bde3200e64b77f83aa04c8af1b48
https://dergipark.org.tr/tr/pub/biotech/issue/67327/1034330
https://dergipark.org.tr/tr/pub/biotech/issue/67327/1034330
Autor:
Gönül, Serdar
Birim alandan en yüksek verimi almak için konvansiyonel tarım yapılmaktadır. Bilinçsiz gübreleme ile birlikte kirlilik gibi çeşitli sorunlar ortaya çıkmaktadır. Bu durum tarım alanlarının değerlendirilmesinin yapılıp doğru gübre u
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od_____10334::d5f0608dbfde7f4780dfb02ab8ea2eb0
https://tez.yok.gov.tr/UlusalTezMerkezi/TezGoster?key=5XiSE4yCP_gmnukpMEp65Ta4rGXVKQkbuhSpr4CfvhEGUt4teK_FiuUp6YutbIAe
https://tez.yok.gov.tr/UlusalTezMerkezi/TezGoster?key=5XiSE4yCP_gmnukpMEp65Ta4rGXVKQkbuhSpr4CfvhEGUt4teK_FiuUp6YutbIAe
Publikováno v:
Cumhuriyet Science Journal, Vol 40, Iss 1, Pp 170-172 (2019)
The synthesis and characterization of Ag nanoparticles from Citrus limonum (lemon leaves) collected the Eastern Black Sea region was investigated in this study. A household microwave system device was used for microwave extraction of lemon leaves sam
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d2e7bb8c1909d42b0c5b2b4463fe7e29
https://doi.org/10.17776/csj.455259
https://doi.org/10.17776/csj.455259
Publikováno v:
Journal of Alloys and Compounds. 725:190-198
This study was designed to produce metallic silver nanoparticles (AgNPs) using green tea extract and microwave power. Two approaches were employed for AgNP production. Firstly, crude aqueous tea extract was filtrated and directly used in microwave as
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::55db01d1b8831d4335155f5b49c74aba
https://doi.org/10.1016/j.jallcom.2017.07.094
https://doi.org/10.1016/j.jallcom.2017.07.094