Ara
Toplam kayıt 313, listelenen: 31-40
Efficient Tm:YAG and Tm:LuAG lasers pumped by red tapered diodes
(Institute of Electrical and Electronics Engineers Inc., 2019)
Eye-safe, diode-pumped all-solid-state lasers working in the 2 ?m region are favourable for many applications including remote sensing, medicine, and gas sensing. Tm-doped crystals such as Tm:YAG and Tm:LuAG are among the ...
Diagnostic Value of Plasma Pentraxin-3 in Acute Appendicitis
(Taylor and Francis Ltd, 2019)
Purpose: To measure serum PTX3 levels in patients admitted with right lower quadrant pain to emergency department and to investigate whether this parameter will be helpful for the diagnosis of acute appendicitis. Materials ...
Collaborative Role of Metropolitan Municipalities in Local Climate Protection Governance Strategies: The Case of Turkish Metropolitan Cities
(World Scientific Publishing Co. Pte Ltd, 2019)
The impacts of global warming, environmental pollution and corrective protective policies for climate change have been discussed by scholars for more than half a century. This study elaborates enabling factors for ...
Development of third graders’ identities as “persons who understand nature of science” through a gravity unit
(International Journal of Research in Education and Science, 2019)
Nature of science (NOS) is a critical component and should be part of all science lessons. It is critical to begin NOS instruction in the elementary grades, to help young children develop an identity as persons who can ...
Efficient Tm:YAG and Tm:LuAG lasers pumped by 681 nm tapered diodes
(OSA - The Optical Society, 2019)
In this paper, we present highly efficient continuous-wave (cw) laser operation of Tm:YAG and Tm:LuAG lasers pumped by high-brightness red tapered diodes. The single-emitter tapered diode lasers (TDLs) provide up to 1 W ...
Utilizing argument-driven-inquiry to develop pre-service teachers’ metacognitive awareness and writing skills
(International Journal of Research in Education and Science, 2019)
Recent reform efforts in science education have brought scientific literacy to researchers’ attention. Researchers have been searching for new instructional models to engage students’ variety of scientific practices to ...
Our experience of endovascular treatment in coronary subclavian steal syndrome with a review of the literature
(2019)
Aim: The purpose of this study was to assess the effectiveness of endovascular treatment in patients with coronary subclavian steal syndrome. Material and Methods: The archive records for six patients diagnosed with coronary ...
Influence Of Home And Office Bleaching Agents On Color And Translucency Of Composite Resins
(2019)
Aim: The purpose of this in-vitro study was to assess the effect of two bleaching agents on the color and translucency of aged composite resin materials (Filtek Z250, Estelite Flow Quick, and Tetric N-Ceram), as compared ...
Effect Of Ultrasonic And Sonic Activation On The Push-Out Bond Strength Of Self-Adhesive Resin Cement
(2019)
Aim: This study aims to evaluate the bond strength of SARC to the root canal dentin through the use of ultrasonic and sonic activation. Material and Methods: Thirty-six mandibular premolar teeth were used. After ...
Effects Of Two Different Periodontal Recall Programs On Oral Hygiene And Gingival Health Of Patients Undergoing Fixed Orthodontic Treatment: A Year Follow Up
(2019)
Aim: To compare the effects of two different periodontal recall programs on gingival health of patients undergoing fixed orthodontic treatment. Materials and Methods: Fifty-four adolescents (25 female and 29 male, mean age ...