Results 1 to 10 of about 879 (115)

Determination and evaluation of Cu, Mn, Zn, Cd, Pb and Ni contents in wild-grown edible mushroom species from Cappadocia, Turkey

Cumhuriyet Science Journal, 2021
The aim of this study was to determine the Cu, Mn, Zn, Cd, Pb and Ni concentrations in sixteen different wild-grown edible mushroom species grown in Niğde and Nevşehir.
Abdullah Taner Bişgin, İbrahim Narin, Mustafa Soylak, Mustafa Uçan, Mustafa Tüzen, Durali Mendil   +5 more
doaj   +1 more source

Preparation and Characterization of Polyaspartic and a High Solids Acrylic Copolymer Polyol Based Polyurethanes

Journal of the Turkish Chemical Society, Section A: Chemistry, 2023
In this work, a high solids acrylic copolymer polyol (poly(MMA/BA/HEMA/AA)) was synthesized from the polymerization of methyl methacrylate (MMA), butyl acrylate (BA), hydroxyethyl methacrylate (HEMA) and acrylic acid (AA) and was added to the ...
Cemil DIZMAN, Elif CERRAHOĞLU KAÇAKGİL , Levent BABAYİĞİT , Caner ARAR   +3 more
doaj   +1 more source

İki Pozitif Azot Atomu İçeren Di-katyonik Yüzey Aktif Maddelerin Sentezi ve 1.0 M HCl Ortamında Korozyon İnhibisyon Etkinliklerinin İncelenmesi

Düzce Üniversitesi Bilim ve Teknoloji Dergisi, 2023
Bu çalışmada, kimyasal yapısında iki adet pozitif yüklü kuaterner amonyum azotu içeren üç tane di-katyonik yüzey aktif madde sentezlenmiştir. Sentezlenen yüzey aktif maddelerin kimyasal yapıları çeşitli spektroskopik yöntemlerle (FT-IR, 1H NMR ve 13C NMR)
Kübra Kıvrak, Gamze Bektaş, Büşra Kaya, Ebru Taner, Emine Telci, Serkan Öztürk   +5 more
doaj   +1 more source

KİMYA İLMİNİN ÖNCÜSÜ OLARAK KABUL EDİLEN BİR EMEVÎ VELİAHTI: HÂLİD B. YEZÎD

Diyanet İlmi Dergi, 2023
Emevîler, İslâm tarihindeki fetihlerin yanı sıra, idarî tasarruf ve kurumsallaşma faaliyetleri ile bilinir. Aynı dönemin ilmî faaliyetleri ise nispeten azdır.
Nadir Karakuş, Muhammed İhsan Hacıismailoğlu   +1 more
doaj   +1 more source

Investigation of Antiviral Activities of Nickel and Copper Complexes with Macrocyclic Ligands against Crimean-Congo Hemorrhagic Fever by In Silico Calculations

Cumhuriyet Science Journal, 2023
For the first time, electronic characteristics of potential drug candidates and their inhibitory activities have been linked thanks to this work. Synthesized copper and nickel complexes with trans-N1,N8-bis(2-cyanoethyl)-2,4,4,9,11,11-hexamethyl-1,5,8,12-
Niyazi Bulut, Duran Karakaş, Sultan Erkan   +2 more
doaj   +1 more source

The Effects of the Addition of Dill Oil (Anethum graveolens) into Biodiesel-Diesel Blends

Journal of the Turkish Chemical Society Section B: Chemical Engineering, 2022
The effects of dill oil extract as an antioxidant on the crystallization properties of colza biodiesel were investigated. 3000 ppm dill oil (Anethum graveolens) was blended with colza biodiesel-diesel mixtures at certain rates.
Onur Alp DİKYOL, Berna KABADAYI, Elif İŞLER, İrem CİNGÖZ, Carlos Da Silva BENTO, Nalan TÜRKÖZ KARAKULLUKÇU, Gediz UĞUZ   +6 more
doaj   +2 more sources

Production Methods Effect on Nanosilica Properties

Sakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2023
This study explored nanosilica synthesis using colloidal silica, silica sand, and TEOS, utilizing rotary evaporator drying, sol-gel, and titration methods.
Büşra Öztürk, Aysu Aydınoğlu, Afife Binnaz Hazar Yoruç   +2 more
doaj   +1 more source

Determination of Reactor Operational Mode for Concentrated Fungicide Production

Journal of the Turkish Chemical Society Section B: Chemical Engineering, 2022
An aqueous solution of phosphorous acid (H3PO3) and potassium hydroxide (KOH) is an example of a phosphonic acid neutralization reaction where potassium salts are formed.
Zeynep YİLMAZER HİTİT, Pınar AYGENER, Seda TEYMUR, Beyza AKISKA, Kemal KESENCİ, Suna ERTUNÇ, Bülent AKAY   +6 more
doaj   +2 more sources

Kimya Öğretmeni Adaylarının “Aziz Sancar’ın Başarısı” Adlı Okuma Parçasındaki Değerler ve Değerler Eğitimine Yönelik Görüşleri [PDF]

Değerler Eğitimi Dergisi, 2019
Bu araştırma, öğretmen adaylarının 9. Sınıf Kimya Ders Kitabında yer alan “Aziz Sancar’ın Başarısı” adlı okuma parçasındaki değerler ve değerler eğitimine yönelik görüşlerini belirlemek amacıyla yapılmıştır.
Hatice KARAER, Fergan KARAER
doaj   +1 more source

Optimization and Characterization of Cellulose Nanocrystal Production from Aseptic Tetra Pak Food Packaging Waste

Journal of the Turkish Chemical Society, Section A: Chemistry, 2022
Cellulose fibers were extracted from the recycled Tetra Pak aseptic food package wastes, and high value-added cellulose nanocrystals (CNC) were produced by the acidic hydrolysis.
Damla AKGÜN, Duygu OVA ÖZCAN, Bikem ÖVEZ   +2 more
doaj   +1 more source