Yazar "Bülbül, Berna" için listeleme
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Developing of buffer-precipitation method for lead metaborate (Pb(BO2)(2)center dot H2O) nanostructures
Bülbül, Berna; Beyaz, Seda (Sciendo, 2020)Amorphous lead metaborate (Pb(BO2)(2)center dot H2O) nanostructures were synthesized by a simpl and cost-effective synthesis method which is based on precipitation of lead ions using boric acid/sodium hydroxide buffer (pH ... -
Effect of lead metaborate as novel nanofiller on the ballistic impact behavior of Twaron (R) /epoxy composites
Demircioğlu, Tayfur Kerem; Balıkoğlu, Fatih; Beyaz, Seda; Bülbül, Berna (Elsevier, 2021)In the present work, lead metaborate nanoparticles (55 +/- 10 nm) as a novel type of nano-fillers was used in order to increase the ballistic performance of aramid fabrics. The nanoparticles were synthesized by co-precipitation ... -
Effective scarless wound healing mediated by erbium borate nanoparticles
Kırbaş, Oğuz Kaan; Bozkurt, Batuhan Turhan; Taşlı, Pakize Neslihan; Hayal, Taha Bartu; Özkan, İrem; Bülbül, Berna; Şahin, Fikrettin (Humana Press Inc, 2021)The developments of nanoparticle-based treatments that benefit from novel discoveries have an essential place in the regeneration of acute and chronic wounds. Furthermore, research about the treatment methods which attempt ... -
An effective synthesis of crystalline Pb5(VO4)3OH nanorods
Bülbül, Berna; Beyaz, Seda (Elsevier B.V., 2017)Crystalline Pb5(VO4)3OH nanorods have been successfully synthesized with high efficiency using a new precipitation method. In addition, the effect of pH on the particle size and crystal morphology of the synthesized products ... -
Lead borate nanoparticles ınduce apoptotic gene activity in P53 mutant cancer cells
Hayal, Taha Bartu; Kırbaş, Oğuz Kaan; Bozkurt, Batuhan Turhan; Taşlı, Pakize Neslihan; Bülbül, Berna; Beyaz, Seda; Şahin, Fikrettin (Springernature, 2021)Cancer is a complex and multistage disease that causes suffering worldwide. Several mutations in tumor suppressor proteins are mostly responsible for tumorigenic development. Thus, determination of the mutations and ... -
Orta öğretim kimya derslerinde yapısalcı (constructivist) öğrenme kuramı çerçevesinde "Çekirdek Kimyası" ünitesinin öğretimi
Nakiboğlu, Canan; Bülbül, Berna (2000)Bu çalışmada Çekirdek Kimyası ünitesi, deneme grubu olarak seçilen bir lise 3. sınıftaki 24 öğrenciye zihinde yapılanma kuramıyla anlatılmıştır. Kontrol grubu olarak alınan aynı lisedeki diğer bir lise 3 sınıfındaki 23 ... -
Polyethylene glycol modified ervo4 nanocrystals: Magnetic and optical properties
Bülbül, Berna; Beyaz, Seda; Akyol, Mustafa; Ekicibil, Ahmet (Amer Scientific Publishers, 2019)Spindle-like ErVO4 nanocrystals were synthesized by precipitation in the presence of polyethylene glycol. Structural, optical and magnetic properties of as-prepared ErVO4 nanoparticles with and without polyethylene glycol ... -
Preparation of water-soluble amorphous erbium borate (ErBO3.3H(2)O) nanoparticles with positive charge
Bülbül, Berna; Beyaz, Seda; Akar, Mustafa (Springer International Publishing Ag, 2020)We report a simple one-step protocol for the preparation of nearly monodisperse and highly water-soluble erbium borate nanoparticles through a co-precipitation method. Erbium ions were precipitated by boric acid/sodium ... -
Strong Paramagnetic Crystalline LnVO(4) (Ln: Gd, Tb, Dy, Ho, Er) Nanoparticles Synthesized By a Fabricating Method
Bülbül, Berna; Beyaz, Seda (Elsevier Science Sa, 2016)Strong paramagnetic lanthanide orthovanadate (LnVO(4), Ln: Gd, Tb, Dy, Ho, Er) nanoparticles were synthesized under ambient conditions by a novel precipitation method that is economical and fabricating. To the X-ray ... -
Synthesis and characterization of well-dispersed amorphous LnBO(3)center dot 3H(2)O (Ln: Dy, Tb) nanoparticles
Beyaz, Seda; Bülbül, Berna; Tülek, Remziye; Teke, Ali (Springer International Publishing Ag, 2020)Lanthanide nanoborates (LnBO(3)center dot 3H(2)O (Ln: Dy, Tb)) were prepared in the presence of polyethylene glycol (PEG) using a buffered-precipitation method. The same procedure was performed without adding PEG to expose ... -
Synthesis of PMMA-HoVO4 nanocomposites by emulsifier-free emulsion polymerization: radical effects
Bülbül, Berna; Pekçalışkan, E.Y.; Beyaz, Seda (Sciendo, 2020)Poly(methyl methacrylate)-holmium orthovanadate (PMMA-HoVO4) nanocomposites were synthesized using emulsifier-free emulsion polymerization system in two ways. In the first one, the HoVO4 nanoparticle dispersion was added ... -
Yapısalcı (constructivist) öğrenme modelinin çekirdek kimyası öğretiminde uygulanması.
Bülbül, Berna (Balıkesir Üniversitesi Fen Bilimleri Enstitüsü, 2001)Bu çalışmada, Yapısalcı (Constructivist) Öğrenme Modeli' nin "Çekirdek Kimyası" ünitesinin öğretiminde kullanılmasının, öğrenci başarısına etkisi incelenmiştir. Çalışma sırasında, öğrencilerde bu ünite ile ilgili kavram ...
