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Tuncer, Bureu Balos,Ozogul, Berk,Akkaya, Sevil The Korean Association Of Orthodontists 2011 대한치과교정학회지 Vol.41 No.2
Objective: The aim of the study was to compare the opening and protrusive mandibular movements between Class I and Class II malocclusions in healthy adolescents by clinical and axiographic evaluations. Methods: Mechanical axiography was performed on non-orthodontically treated, temporomandibular disorder (TMD)-free adolescents (12 - 16 years) with Class I (n = 38, 16 boys, 22 girls) or Class II (n = 40, 19 boys, 21 girls) malocclusion. Opening and protrusive movements were measured clinically and axiographically. Intergroup comparisons were evaluated by t-tests. Results: In opening movement, the maximum clinical opening capacity was significantly different (p ${\leq}$ 0.05) between the groups. In protrusive movement, the Class II group had significantly greater maximum clinical protrusion (p < 0.001) and maximum axiographic protrusive length (p < 0.01) than the Class I group. No significant difference in the other opening and protrusive axiographic measurements was observed. Conclusions: TMD-free adolescents with Class II malocclusion have increased protrusive capacity compared with TMD-free adolescents with Class I malocclusion; however, the detected differences could be normal variations during adolescence.
Canal Surfaces in Pseudo-Galilean 3-Spaces
Tuncer, Yilmaz,Karacan, Murat Kemal Department of Mathematics 2020 Kyungpook mathematical journal Vol.60 No.2
In this paper, we define admissible canal surfaces with isotropic radius vectors in pseudo-Galilean 3-spaces and we obtaine their position vectors. We also attain some important results by considering their Gauss and mean curvatures.
Comfort and Anxiety Levels of Women with Early Stage Breast Cancer Who Receive Radiotherapy
Tuncer, Gamze,Yucel, Sebnem Cinar Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.5
Background: The aim of this planned research was to determine the comfort and anxiety levels of women with breast cancer receiving radiotherapy. Materials and Methods: This descriptive type study covered patients that applied to the radiation oncology breast polyclinic of our university hospital between January and May 2011. Patient Identification Form, Radiation Therapy Comfort Questionnaire (RTCQ), Spielberger State Trait Anxiety Inventory (STAI) were completed and analysed. Results: The mean age of the women who participated in the study was $51.6{\pm}10.4$ years. Mean scores of women were $3.73{\pm}0.31$ for RTCQ, $29.1{\pm}5.88$ for SAI and $37.8{\pm}6.91$ for TAI. While the comfort levels of the women with breast cancer receiving radiotherapy were moderate, they experienced only low levels of anxiety. Conclusions: By determining the comfort level of the patient before radiotherapy, besides providing comfort in this direction, eliminating/minimizing anxiety and stress will positively affect radiotherapy application. More attention of nurses to this issue is to be recommended.
Tuncer Fidan,Mehmet Hilmi Koç 한국교육개발원 2020 KEDI Journal of Educational Policy Vol.17 No.2
This study examines the relationship between high school teachers' political skill and career satisfaction, and the mediating role of personal reputation in this relationship. This study used prediction design. The Political Skill Scale, Career Satisfaction Scale and Personal Reputation Scale were administered to the participants. The findings indicated that all dimensions of political skill were significant predictors of personal reputation. Furthermore, social astuteness, interpersonal influence and networking were significant predictors of career satisfaction, whereas apparent sincerity was not. Personal reputation was found to mediate the relationship between social astuteness, interpersonal influence, networking and career satisfaction. Based on these findings, providing trainings about the positive and negative effects of political skill to administrators and teachers, especially to novice teachers, is recommended.
Tuncer, Safa,Demirci, Mustafa,Oztas, Evren,Tekce, Neslihan,Uysal, Omer The Korean Academy of Conservative Dentistry 2017 Restorative Dentistry & Endodontics Vol.42 No.4
Objectives: The aim of the study was to evaluate the 5-year clinical performance of occlusal carious restorations using nanofill and microhybrid composites, in combination with 3-step etch-and-rinse adhesives, in patients who were going to commence orthodontic treatment. Materials and Methods: A total of 118 restorations for occlusal caries were conducted prior to orthodontic treatment. Occlusal restorations were performed both with Filtek Supreme XT (3M ESPE) and Filtek Z250 (3M ESPE) before beginning orthodontic treatment with fixed orthodontic bands. Restorations were clinically evaluated at baseline and at 1, 2, 3, 4, and 5-year recalls. Results: None of the microhybrid (Filtek Z250) and nanofill (Filtek Supreme XT) composite restorations was clinically unacceptable with respect to color match, marginal discoloration, wear or loss of anatomical form, recurrent caries, marginal adaptation, or surface texture. A 100% success rate was recorded for both composite materials. There were no statistically significant differences in any of the clinical evaluation criteria between Filtek Z250 and Filtek Supreme XT restorations for each evaluation period. Conclusions: The composite restorations showed promising clinical results relating to color matching, marginal discoloration, wear or loss of anatomical form, recurrent caries, marginal adaptation, and surface texture at the end of the 5-year evaluation period.
Canal Surfaces in Galilean 3-Spaces
Tuncer, Yilmaz Department of Mathematics 2017 Kyungpook mathematical journal Vol.57 No.2
In this paper, we defined the admissible canal surfaces with isotropic radious vector in Galilean 3-spaces an we obtained their position vectors. Also we gave some important results by using their Gauss and mean curvatures.
Rate of convergence for generalized Szasz operators with derivatives of bounded variation
TUNCER ACAR 장전수학회 2013 Proceedings of the Jangjeon mathematical society Vol.16 No.1
The present paper deals with the general integral modi -cation of the Szasz-Mirakyan operators having the weight functions ofgeneral Baskakov basis functions.We estimate the rate of convergencefor functions having derivatives of bounded variation.
On the Gauss Map of Tubular Surfaces in Pseudo Galilean 3-Space
Yılmaz Tuncer,Murat Kemal Karacan,Dae Won Yoon 경북대학교 자연과학대학 수학과 2022 Kyungpook mathematical journal Vol.62 No.3
In this study, we define tubular surfaces in Pseudo Galilean 3-space as type-1 or type-2. Using the X(s, t) position vectors of the surfaces and G(s, t) Gaussian trans formations, we obtain equations for the two types of tubular surfaces that satisfy the conditions ∆X(s, t) = 0, ∆X(s, t) = AX(s, t), ∆X(s, t) = λX(s, t), ∆X(s, t) = ∆G(s, t), ∆G(s, t) = 0, ∆G(s, t) = AG(s, t) and ∆G(s, t) = λG(s, t).
Safa Tuncer,Mustafa Demirci,Evren Öztaş,Neslihan Tekçe,Ömer Uysal 대한치과보존학회 2017 Restorative Dentistry & Endodontics Vol.42 No.4
Objectives: The aim of the study was to evaluate the 5-year clinical performance of occlusal carious restorations using nanofill and microhybrid composites, in combination with 3-step etch-and-rinse adhesives, in patients who were going to commence orthodontic treatment. Materials and Methods: A total of 118 restorations for occlusal caries were conducted prior to orthodontic treatment. Occlusal restorations were performed both with Filtek Supreme XT (3M ESPE) and Filtek Z250 (3M ESPE) before beginning orthodontic treatment with fixed orthodontic bands. Restorations were clinically evaluated at baseline and at 1, 2, 3, 4, and 5-year recalls. Results: None of the microhybrid (Filtek Z250) and nanofill (Filtek Supreme XT) composite restorations was clinically unacceptable with respect to color match, marginal discoloration, wear or loss of anatomical form, recurrent caries, marginal adaptation, or surface texture. A 100% success rate was recorded for both composite materials. There were no statistically significant differences in any of the clinical evaluation criteria between Filtek Z250 and Filtek Supreme XT restorations for each evaluation period. Conclusions: The composite restorations showed promising clinical results relating to color matching, marginal discoloration, wear or loss of anatomical form, recurrent caries, marginal adaptation, and surface texture at the end of the 5-year evaluation period.
Murat Tuncer,Gokhan Faydaci,Gokhan Altin,Banu Atalay Erdogan,Sermin Kibar,Arif Sanli,Dilek Bilgici 대한비뇨의학회 2014 Investigative and Clinical Urology Vol.55 No.3
Bladder cancer is the most prevalent malignancy of the urinary tract. About 90% of bladder cancers are urothelial carcinomas. Seventy percent of cases newly diagnosed are superficial diseases; roughly 30% of newly diagnosed cases are muscle-invasive metastatic diseases. Bladder urothelial carcinoma primarily metastasizes into regional lymph nodes and then into liver, lung, mediastinum, bone, and adrenal gland. In our case, non–muscle-invasive bladder cancer metastasized into the bone, mediastinum, iliac lymph node, and adrenal and thyroid glands. This is the first reported case in the current literature in which urothelial carcinoma metastasized into the thyroid gland.