Ara
Toplam kayıt 217, listelenen: 31-40
Observation of eta ' -> omega e(+)e(-)
(American Physical Society, 2015)
Based on a sample of ?? mesons produced in the radiative decay J/????? in 1.31×109 J/? events collected with the BESIII detector, the decay ????e+e- is observed for the first time, with a statistical significance of 8?. ...
Effects of Various Helically Angled Grinding Wheels on The Surface Roughness and Roundness in Grinding Cylindrical Surfaces
(INST ZA KOVINSKE MATERIALE I IN TEHNOLOGIE, 2015)
Grinding is generally used in the final step of machining metallic materials to achieve the necessary surface quality and dimensions. Grinding wheels with flat surfaces are commonly used in the process of grinding. However, ...
Determination of reasons for organisational silence of executive nurses
(Sciencepark SCI, 2018)
The research has been carried out as a descriptive way to find out to determine the factors that affect the silence of executive nurses. The research consists of a university hospital in Istanbul as 101 executive nurses ...
Microplastic Inventory in Sediment Profile: A Case Study of Golden Horn Estuary, Sea of Marmara
(Pergamon-Elsevier Science Ltd., 2021)
Assessment of microplastics (MPs) in sediment cores is necessary to unveil global plastic pollution since most of the plastic litter might have been stored in sediment columns. In the current study, MPs inventory was ...
A Study on The Future of Low Cost Carrier Business Model in International Air Transportation
(2017)
Uluslararası hava taşımacılığında düşük maliyetli taşıyıcı iş modelinin diğer havayolu iş modellerinden farklı olarak her geçen gün etkisini artırmaya devam ettiği görülmektedir. Bu çalışmanın amacı, düşük maliyetli havayolu ...
Hazır MgB2 Tozları ile Mg ve B Tozlarının Karışımı Yolu ile Elde Edilen MgB2 Numunelerinin Kristalografik ve Mikrosertlik Özellikleri Üzerinde Sinterleme Sayısının Etkisi
(Gazi Üniversitesi Fen Bilimleri Dergisi Part C: Tasarım ve Teknoloji, 2022)
Bu çalışmada hazır olarak satın alınan MgB2 tozları ile elementel Mg ve B tozlarının karışımı yolu ile elde edilen MgB2 numunelerinin ısıl işlem sayısının kristalografik ve mikrosertlik özellikleri üzerinde nasıl bir değişim ...
Search for the isospin violating decay Y(4260)-> J/psi eta pi(0)
(American Physical Society, 2015)
Using data samples collected at center-of-mass energies of ?s= 4.009, 4.226, 4.257, 4.358, 4.416, and 4.599 GeV with the BESIII detector operating at the BEPCII storage ring, we search for the isospin violating decay Y(4260) ...
Study of dynamics of D0 ?k-e+?e and D0 ??-e+?e decays
(American Physical Society, 2015)
In an analysis of a 2.92 fb-1 data sample taken at 3.773 GeV with the BESIII detector operated at the BEPCII collider, we measure the absolute decay branching fractions B(D0?K-e+?e)=(3.505±0.014±0.033)% and B(D0??-e+?e)= ...
Solving asymmetric traveling salesman problem using genetic algorithm
(Institute of Electrical and Electronics Engineers Inc., 2015)
This study describes the genetic algorithm method that is most commonly used in search and optimization studies with solution approach of the asymmetric travelling salesman problem, which is the leading problem of the ...
Cultural practices before and during pregnancy: example of Turkey
(Sciencepark SCI, 2018)
Having children is a substantial part of cultural identity in our society. From past till now, various customs, traditions and beliefs have been applied, especially during pre-pregnancy and pregnancy period in Anatolia. ...