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1

Energy and exergy analysis of a latent heat storage system with phase change material for a solar collector

Ahmet Koca, Hakan F. Oztop, Tansel Koyun, Yasin Varol

Journal:

Renewable Energy

Year:

2008

Language:

english

File:

PDF, 288 KB

english, 2008

2

Forecasting of thermal energy storage performance of Phase Change Material in a solar collector using soft computing techniques

Yasin Varol, Ahmet Koca, Hakan F. Oztop, Engin Avci

Journal:

Expert Systems with Applications

Year:

2010

Language:

english

File:

PDF, 1.25 MB

english, 2010

3

Short–mid-term solar power prediction by using artificial neural networks

Ercan İzgi, Ahmet Öztopal, Bihter Yerli, Mustafa Kemal Kaymak, Ahmet Duran Şahin

Journal:

Year:

2012

Language:

english

File:

PDF, 585 KB

english, 2012

4

Artificial neural network approach to spatial estimation of wind velocity data

Journal:

Energy Conversion and Management

Year:

2006

Language:

english

File:

PDF, 278 KB

english, 2006

5

Irreversibility analysis of a vertical annulus using TiO2/water nanofluid with MHD flow effects

Mahian, Omid, Pop, Ioan, Sahin, Ahmet Z., Oztop, Hakan F., Wongwises, Somchai

Journal:

International Journal of Heat and Mass Transfer

Year:

2013

Language:

english

File:

PDF, 744 KB

english, 2013

6

An analysis of entropy generation through a circular duct with different shaped longitudinal fins for laminar flow

İhsan Dağtekin, Hakan F. Öztop, Ahmet Z. Şahin

Journal:

International Journal of Heat and Mass Transfer

Year:

2005

Language:

english

File:

PDF, 592 KB

english, 2005

7

Numerical analysis of natural convection in shed roofs with eave of buildings for cold climates

Ahmet Koca, Hakan F. Oztop, Yasin Varol

Journal:

Computers & Mathematics with Applications

Year:

2008

Language:

english

File:

PDF, 1.72 MB

english, 2008

8

Experimental and numerical study on laminar natural convection in a cavity heated from bottom due to an inclined fin

Yasin Varol, Hakan F. Öztop, Filiz Özgen, Ahmet Koca

Journal:

Heat and Mass Transfer

Year:

2012

Language:

english

File:

PDF, 607 KB

english, 2012

9

Effects of inclination angle on conduction—natural convection in divided enclosures filled with different fluids

Yasin Varol, Hakan F. Oztop, Ahmet Koca

Journal:

International Communications in Heat and Mass Transfer

Year:

2010

Language:

english

File:

PDF, 1.82 MB

english, 2010

10

Natural convection in a vertically divided square enclosure by a solid partition into air and water regions

Hakan F. Oztop, Yasin Varol, Ahmet Koca

Journal:

International Journal of Heat and Mass Transfer

Year:

2009

Language:

english

File:

PDF, 4.65 MB

english, 2009

11

Experimental and numerical analysis of buoyancy-induced flow in inclined triangular enclosures

Oztop, Hakan F., Varol, Yasin, Koca, Ahmet, Firat, Mujdat

Journal:

International Communications in Heat and Mass Transfer

Year:

2012

Language:

english

File:

PDF, 1.15 MB

english, 2012

12

Effects of Inclination Angle on Natural Convection in Composite Walled Enclosures

Varol, Yasin, Oztop, Hakan F., Koca, Ahmet

Journal:

Heat Transfer Engineering

Year:

2011

Language:

english

File:

PDF, 1.77 MB

english, 2011

13

Malignant epithelioid hemangioendothelioma progressing after chemotherapy and Interferon treatment: A case presentation and a brief review of the literature

Demir, Lutfiye, Can, Alper, Oztop, Rukiye, Dirican, Ahmet, Bayoglu, Vedat, Akyol, Murat, Kucukzeybek, Yuksel, Erten, Cigdem, Somali, Isil, Tarhan, MustafaOktay

Journal:

Journal of Cancer Research and Therapeutics

Year:

2013

Language:

english

File:

PDF, 1.79 MB

english, 2013

14

Assessment of regional air pollution variability in Istanbul

Zekai Şen, Ahmet Öztopal

Journal:

Year:

2001

Language:

english

File:

PDF, 345 KB

english, 2001

15

Entropy generation through hexagonal cross-sectional duct for constant wall temperature in laminar flow

Hakan F. Öztop, Ahmet Z. Şahin, İhsan Dağtekin

Journal:

International Journal of Energy Research

Year:

2004

Language:

english

File:

PDF, 249 KB

english, 2004

16

Laminar natural convection heat transfer in a shed roof with or without eave for summer season

Hakan F. Oztop, Yasin Varol, Ahmet Koca

Journal:

Applied Thermal Engineering

Year:

2007

Language:

english

File:

PDF, 612 KB

english, 2007

17

Entropy production due to free convection in partially heated isosceles triangular enclosures

Yasin Varol, Hakan F. Oztop, Ahmet Koca

Journal:

Applied Thermal Engineering

Year:

2008

Language:

english

File:

PDF, 598 KB

english, 2008

18

Analysis of adaptive-network-based fuzzy inference system (ANFIS) to estimate buoyancy-induced flow field in partially heated triangular enclosures

Yasin Varol, Ahmet Koca, Hakan F. Oztop, Engin Avci

Journal:

Expert Systems with Applications

Year:

2008

Language:

english

File:

PDF, 349 KB

english, 2008

19

Forecasting of entropy production due to buoyant convection using support vector machines (SVM) in a partially cooled square cross-sectional room

Yasin Varol, Hakan F. Oztop, Ahmet Koca, Engin Avci

Journal:

Expert Systems with Applications

Year:

2009

Language:

english

File:

PDF, 570 KB

english, 2009

20

Prediction of flow fields and temperature distributions due to natural convection in a triangular enclosure using Adaptive-Network-Based Fuzzy Inference System (ANFIS) and Artificial Neural Network (ANN)

Yasin Varol, Engin Avci, Ahmet Koca, Hakan F. Oztop

Journal:

International Communications in Heat and Mass Transfer

Year:

2007

Language:

english

File:

PDF, 708 KB

english, 2007

21

Entropy generation due to conjugate natural convection in enclosures bounded by vertical solid walls with different thicknesses

Yasin Varol, Hakan F. Oztop, Ahmet Koca

Journal:

International Communications in Heat and Mass Transfer

Year:

2008

Language:

english

File:

PDF, 1.51 MB

english, 2008

22

Natural convection and fluid flow in inclined enclosure with a corner heater

Yasin Varol, Hakan F. Oztop, Ahmet Koca, Filiz Ozgen

Journal:

Applied Thermal Engineering

Year:

2009

Language:

english

File:

PDF, 675 KB

english, 2009

23

Natural convection heat transfer in Gambrel roofs

Yasin Varol, Ahmet Koca, Hakan F. Oztop

Journal:

Building and Environment

Year:

2007

Language:

english

File:

PDF, 503 KB

english, 2007

24

Estimation of solar radiation using artificial neural networks with different input parameters for Mediterranean region of Anatolia in Turkey

Ahmet Koca, Hakan F. Oztop, Yasin Varol, Gonca Ozmen Koca

Journal:

Expert Systems with Applications

Year:

2011

Language:

english

File:

PDF, 1.19 MB

english, 2011

25

On the regional wind energy potential of Turkey

Ahmet Öztopal, Ahmet D Şahin, Nezihe Akgün, Zekai Şen

Journal:

Year:

2000

Language:

english

File:

PDF, 419 KB

english, 2000

26

Burnout in nurses and physicians working at an oncology department

Ahmet Alacacioglu, Tugba Yavuzsen, Meliha Dirioz, Ilhan Oztop, Ugur Yilmaz

Journal:

Psycho-Oncology

Year:

2009

Language:

english

File:

PDF, 117 KB

english, 2009

27

Quality of life, anxiety, and depression in Turkish colorectal cancer patients

Ahmet Alacacioglu, Omer Binicier, Ozkan Gungor, Ilhan Oztop, Meliha Dirioz, Ugur Yilmaz

Journal:

Supportive Care in Cancer

Year:

2010

Language:

english

File:

PDF, 101 KB

english, 2010

28

Natural convection in a triangle enclosure with flush mounted heater on the wall

Yasin Varol, Ahmet Koca, Hakan F. Oztop

Journal:

International Communications in Heat and Mass Transfer

Year:

2006

Language:

english

File:

PDF, 424 KB

english, 2006

29

The effects of Prandtl number on natural convection in triangular enclosures with localized heating from below

Ahmet Koca, Hakan F. Oztop, Yasin Varol

Journal:

International Communications in Heat and Mass Transfer

Year:

2007

Language:

english

File:

PDF, 594 KB

english, 2007

30

Comments on “Reply to Letter to the Editor-in-Chief” by T. Erdik [1]

Yasin Varol, Engin Avci, Ahmet Koca, Hakan F. Oztop

Journal:

International Communications in Heat and Mass Transfer

Year:

2009

Language:

english

File:

PDF, 87 KB

english, 2009

31

Second law analysis of fully developed laminar flow for rectangular ducts with semicircular ends

Hakan F. Öztop, İhsan Dağtekin, Ahmet Z. Şahin

Journal:

International Communications in Heat and Mass Transfer

Year:

2009

Language:

english

File:

PDF, 567 KB

english, 2009

32

CFD modeling of heat transfer and fluid flow inside a pent-roof type combustion chamber using dynamic model

Yasin Varol, Hakan F. Oztop, Mujdat Firat, Ahmet Koca

Journal:

International Communications in Heat and Mass Transfer

Year:

2010

Language:

english

File:

PDF, 2.43 MB

english, 2010

33

Experimental investigation of cooling of heated circular disc using inclined circular jet

Hakan F. Oztop, Yasin Varol, Ahmet Koca, Mujdat Firat, Betul Turan, Ilhan Metin

Journal:

International Communications in Heat and Mass Transfer

Year:

2011

Language:

english

File:

PDF, 1.91 MB

english, 2011

34

Application of genetic algorithm for determination of Angström equation coefficients

Zekai Şen, Ahmet Öztopal, Ahmet D Şahin

Journal:

Energy Conversion and Management

Year:

2001

Language:

english

File:

PDF, 333 KB

english, 2001

35

Terrestrial irradiation–sunshine duration clustering and prediction

Zekai Şen, Ahmet Öztopal

Journal:

Energy Conversion and Management

Year:

2003

Language:

english

File:

PDF, 636 KB

english, 2003

36

Using of Bejan's Heatline Technique for Analysis of Natural Convection in a Divided Cavity with Differentially Changing Conductive Partition

Koca, Ahmet, Oztop, Hakan F., Varol, Yasin, Mobedi, Moghtada

Journal:

Numerical Heat Transfer, Part A: Applications

Year:

2013

Language:

english

File:

PDF, 2.88 MB

english, 2013

37

Analyzing of thermal mixing phenomena in a rectangular channel with twin jets by using artificial neural network

Kok, Besir, Uyar, Murat, Varol, Yasin, Koca, Ahmet, Oztop, Hakan F.

Journal:

Nuclear Engineering and Design

Year:

2013

Language:

english

File:

PDF, 1.86 MB

english, 2013

38

Genetic algorithms for the classification and prediction of precipitation occurrence

ŞEN, ZEKAİ, ÖZTOPAL, AHMET

Journal:

Hydrological Sciences Journal

Year:

2001

File:

PDF, 1.87 MB

2001

39

Analysis of thermal mixing in circle shaped body inserted inclined channel

Kok, Besir, Varol, Yasin, Oztop, Hakan F., Koca, Ahmet

Journal:

Experimental Thermal and Fluid Science

Year:

2015

Language:

english

File:

PDF, 2.14 MB

english, 2015

40

Long-Term Outcomes and Prognostic Factors of High-Risk Malignant Melanoma Patients after Surgery and Adjuvant High-Dose Interferon Treatment: A Single-Center Experience

Akman, Tulay, Oztop, Ilhan, Unek, Ilkay Tugba, Koca, Dogan, Unal, Olcun Umit, Salman, Tarik, Yavuzsen, Tugba, Yilmaz, Ahmet Ugur, Somali, Isil, Demir, Necla, Ellidokuz, Hulya

Journal:

Year:

2015

Language:

english

File:

PDF, 149 KB

english, 2015

41

Irinotecan Combined with Infusional 5-Fluorouracil and High-Dose Leucovorin for the Treatment of Advanced Gastric Carcinoma as the First-Line Chemotherapy

Yilmaz, Ugur, Oztop, Ilhan, Alacacioglu, Ahmet, Yaren, Arzu, Tarhan, Oktay, Somali, Isil

Journal:

Year:

2006

Language:

english

File:

PDF, 93 KB

english, 2006

42

Gemcitabine Combined with Infusional 5-Fluorouracil and High-Dose Leucovorin for the Treatment of Advanced Carcinoma of the Pancreas

Oztop, Ilhan, Yilmaz, Ugur, Yavuzsen, Tugba, Yaren, Arzu, Tarhan, Oktay, Sagol, Ozgul, Coker, Ahmet, Alakavuklar, Mehmet

Journal:

Year:

2004

Language:

english

File:

PDF, 112 KB

english, 2004

43

The Effect of Anxiety and Depression on Quality of Life in Turkish Non Small Lung Cancer Patients

Alacacioglu, Ahmet, Oztop, Ilhan, Yilmaz, Ugur

Journal:

Turkish Thoracic Journal/Türk Toraks Dergisi

Year:

2012

File:

PDF, 79 KB

2012

44

Isolated Liver Metastasis of Sacrococcygeal Chordoma: Case Report and Review of the Literature

Akyol, Murat, Varol, Umut, Yildiz, Ibrahim, Bayoglu, Ibrahim Vedat, Yildiz, Yasar, Demir, Lutfiye, Dirican, Ahmet, Can, Alper, Cokmert, Suna, Oztop, Mine Tunakan, Alacacioglu, Ahmet, Kucukzeybek, Yuks

Journal:

Case Reports in Oncological Medicine

Year:

2014

Language:

english

File:

PDF, 386 KB

english, 2014

45

Association of Reactive–Proactive Aggression and Anxiety Sensitivity with Internalizing and Externalizing Symptoms in Children with Attention-Deficit/Hyperactivity Disorder

Bilgiç, Ayhan, Tufan, Ali Evren, Yılmaz, Savaş, Özcan, Özlem, Özmen, Sevgi, Öztop, Didem, Türkoğlu, Serhat, Akça, Ömer Faruk, Yar, Ahmet, Işık, Ümit, Çolak Sivri, Rukiye, Polat, Hatice, Irmak, Ayşe, D

Journal:

Child Psychiatry & Human Development

Year:

2017

Language:

english

File:

PDF, 590 KB

english, 2017

46

Innovative Trend Methodology Applications to Precipitation Records in Turkey

Öztopal, Ahmet, Şen, Zekâi

Journal:

Water Resources Management

Year:

2017

Language:

english

File:

PDF, 884 KB

english, 2017

47

Solar Irradiation Estimation from Sunshine Duration by Geno-Fuzzy Partial Approach

SEN, ZEKAI, OZTOPAL, AHMET, SAHIN, AHMET

Journal:

Year:

2004

Language:

english

File:

PDF, 492 KB

english, 2004

48

Survivin Expression in Non???small-cell Lung Carcinomas: Correlation With Apoptosis and Other Apoptosis-related Proteins, Clinicopathologic Prognostic Factors and Prognosis

Ulukus, Emine Cagnur, Kargi, H. Aydanur, Sis, Banu, Lebe, Banu, Oztop, Ilhan, Akkoclu, Atilla, Onen, Ahmet, Sanli, Aydin

Journal:

Applied Immunohistochemistry

Year:

2007

Language:

english

File:

PDF, 230 KB

english, 2007

49

Estimation of operational costs due to entropy generation in a vertical annulus

Mahian, Omid, Oztop, Hakan F., Sahin, Ahmet Z., Wongwises, Somchai

Journal:

International Journal of Exergy

Year:

2013

Language:

english

File:

PDF, 410 KB

english, 2013

50

Treatment and Prognostic Factors in Primary Peritoneal Carcinoma: A Multicenter Study of the Anatolian Society of Medical Oncology (ASMO)

Unal, Olcun U., Oztop, İlhan, Yazici, Ozan, Ozatli, Tahsin, İnal, Ali, Günaydın, Yusuf, Alici, Suleyman, Demirci, Umut, Cinkir, Havva Y., Aktas, Bilge, Aslan, Kubra, Uncu, Dogan, Yilmaz, Ahmet U., Oks

Journal:

Oncology Research and Treatment

Year:

2014

Language:

english

File:

PDF, 675 KB

english, 2014