Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Yüksel TUFAN"'
Autor:
Volkan BİLİR, Yüksel TUFAN, Ayhan YİLMAZ, Soner YAVUZ, Davut SARITAŞ, Burcu ŞENLER, Gülseda EYCEYURT TÜRK
Publikováno v:
Journal of the Turkish Chemical Society Section C Chemical Education, Vol 7, Iss 2, Pp 183-218 (2022)
This research aims to examine the effects of online activities, which include reflections from daily life in different teaching methods and techniques, on the teaching images and teaching styles of pre-service chemistry teachers. The activities inclu
Externí odkaz:
https://doaj.org/article/49b19f74f5f04723ad7c5c0bed433771
Development and Use of Flowcharts for Identifying Types of Isomers and Naming Coordination Compounds
© 2021 American Chemical Society and Division of Chemical Education, Inc.In this paper, the main purpose is to describe the development and use of three flowcharts for identifying types of isomers and naming coordination compounds. The first flowcha
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c38c90a26e27dc4d20bbd1486da75d11
https://avesis.gazi.edu.tr/publication/details/b0d1e947-773e-492b-ab28-40cbd2a602cd/oai
https://avesis.gazi.edu.tr/publication/details/b0d1e947-773e-492b-ab28-40cbd2a602cd/oai
Autor:
Yüksel Tufan, Davut Saritaş
Publikováno v:
Hacettepe University Journal of Education. :1-27
Elementlerin toplu olarak gosterildigi periyodik tablo elementleri tanimada bir giris niteligindedir ve kimya egitimi acisindan da onemlidir. Dunya genelinde bircok kimya ogretim programinda periyodik tablonun etkili kullanimi kazanim temelinde amacl
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::120d066752677b68637fc74df1d63c53
https://doi.org/10.16986/huje.2018043649
https://doi.org/10.16986/huje.2018043649
Bu makalede, fen bilgisi öğretmen adaylarının, bilim insanlarına yönelik genel bilgi düzeylerinin belirlenmesi amaçlanmıştır. Bu genel amaca bağlı olarak, fen bilgisi öğretmen adaylarının hangi bilim insanlarını tanıyor oldukları
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6604c4529ff39b6be0e8e0384f8b4926
https://avesis.deu.edu.tr/publication/details/73817ac0-e130-4859-a4f0-677ada645570/oai
https://avesis.deu.edu.tr/publication/details/73817ac0-e130-4859-a4f0-677ada645570/oai
Autor:
Yüksel Tufan, Hayrettin Tümtürk
Publikováno v:
Journal of Applied Polymer Science. 93:1526-1530
Invertase was immobilized onto the dimer acid-co-alkyl polyamine after activation with 1,2-diamine ethane and 1,3-diamine propane. The effects of pH, temperature, substrate concentration, and storage stability on free and immobilized invertase were i
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a79719a0bb876dd5f631014a235bdd8f
https://doi.org/10.1002/app.20623
https://doi.org/10.1002/app.20623
Publikováno v:
Journal of Inclusion Phenomena and Macrocyclic Chemistry. 40:275-278
Four new Hofmann-type clathrates of the form M(bpa)2Ni(CN)4· 2m-xylene (M = Mn , Fe , Co and Ni; bpa = 1,2-bis(4-pyridyl)ethane) have been synthesized and characterized by vibrational spectroscopy. The M(bpa)2Ni(CN)4 (M = Fe and Co) host structure i
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cb13528594e69046c4914dd2efb5098a
https://doi.org/10.1023/a:1012735828435
https://doi.org/10.1023/a:1012735828435
Publikováno v:
Vibrational Spectroscopy. 23:51-55
Four new clathrates of the formula M(Im)2Ni(CN)4·2·Dioxane (where M = Co, Ni, Cu, Cd; Im = Imidazole) have been prepared in powder form and their FT-IR and laser-Raman spectra are reported for the first time. These clathrates are analogues to the p
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ec3b4e11c6d1457f50b73cc787d8ac0f
https://doi.org/10.1016/s0924-2031(99)00074-0
https://doi.org/10.1016/s0924-2031(99)00074-0
Publikováno v:
Journal of Inclusion Phenomena and Macrocyclic Chemistry. 33:149-154
Four new clathrates of the formula M(Im)2Ni(CN)4·2·Dioxane (where M = Co, Ni, Cu, Cd; Im = Imidazole) have been prepared in powder form and their FT-IR and laser-Raman spectra are reported for the first time. These clathrates are analogues to the p
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ce6d71db2e7a42f88ff0dcc89c14cb1f
https://doi.org/10.1023/a:1007941906692
https://doi.org/10.1023/a:1007941906692
Autor:
Yüksel Tufan
Infrared spectra of M (Imidazole) 2 M' (CN)(4) 2C(6)H(6) (M = Mn, Co, Ni, Cd; M' = Zn, Cd) are reported. The spectral data suggest that the clathrates are similar in host structure to Hofmann T-d-type clathrates.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1e345e4b13c85e52748e6aba49fe673c
https://avesis.gazi.edu.tr/publication/details/2cf73d9f-11ff-4533-aeed-4c5a826a98e6/oai
https://avesis.gazi.edu.tr/publication/details/2cf73d9f-11ff-4533-aeed-4c5a826a98e6/oai
The synthesis of two new methacrylate esters containing morpholine and pyrrolidine group are described. The monomers produced from the reaction of corresponding morpholino chloroacetamide and pyrrolidino chloroacetamide with sodium methacrylate were
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d9ea067b8f9cd9b35240fae46b308eac
https://avesis.gazi.edu.tr/publication/details/db7657ab-8fc1-41db-87f9-fdf2236a0d95/oai
https://avesis.gazi.edu.tr/publication/details/db7657ab-8fc1-41db-87f9-fdf2236a0d95/oai