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Recent Submissions

Passive Reconstruction of Sound through a Multi-Mode Fiber
Yüce, Emre (2022-09-05)
Sensing the Fiber Bent via Deep Learning
Yüce, Emre (2022-09-05)
Single-Pixel, Picometer Scale Spectral Characterization of Light Through Scattering Media
Yüce, Emre (2022-09-05)
Hyper-Spectral Imaging Through a Multi-Mode Fiber via Machine Learning
Yüce, Emre (2022-09-05)
Basics of Apparent horizons in black hole physics
Altas, E.; Tekin, Bayram (2022-02-10)
© 2021 Published under licence by IOP Publishing Ltd.Event Horizon, a null hypersurface defining the boundary of the black hole region of a spacetime, is not particularly useful for evolving black holes since it is non-loc...
Assessment of the Diagnostic Effectiveness of Terahertz Radiation in Oral Soft Tissue Lesions
Altan, Hakan (2021-09-30)
Investigation of In-Gap Field Enhancement at Terahertz Frequencies for a Metasurface Enhanced Sensor
Altan, Hakan (2021-08-01)
The arrangements of subwavelength inclusions in a metasurface can serve as an effective absorber for the terahertz region. When such an absorber is combined with a unique material, the absorption can induce effects that ca...
Laser Induced Periodic Surface Structured c-Si Solar Cell with more than 16% efficiency
Goodarzi, Arian; Candemir, Ozun; Nasser, Hisham; Borra, Mona Zolfaghari; Genc, Ezgi; Çiftpınar, Emine Hande; Bek, Alpan; Turan, Raşit; Pavlov, Ihor (2021-06-01)
Crystalline-Si (c-Si) based solar cells (SC) efficiency remains one of the most challenging part in photovoltaic industry. Besides of the thermodynamical limits, the optical losses due to indirect band-gap structure of the...
Teorik Parçacık Fizikçisi Gözüyle Açık Veri
Özpineci, Altuğ (2021-05-26)
Laser induced periodic surface structured c-Si solar cell with more than 16% efficiency
Goodarzi, Arian; Candemir, Ozun; Nasser, Hisham; Borra, Mona Zolfaghari; Genc, Ezgi; Çiftpınar, Emine Hande; Bek, Alpan; Turan, Raşit; Pavlov, Ihor (2021-01-01)
Single Step Inverted Pyramid Texturing of n-type Silicon by Copper Assisted Chemical Etching
Altinsoy, Busra; Donercark, Ergi; Aliefendioglu, Atescan; Turan, Raşit (2021-01-01)
In this paper, we present the results of the study on the fabrication of inverted pyramids on n-type Si wafer by a single-step anisotropic copper-assisted chemical etching. The relationship between etchant composition, etc...
SERS-based trace detection by size and shape controlled noble metal particles with high benefit-cost ratio
Demirtas, Ozge; Khan, Ghazanfar Ali; Esmaeilzad, Nasim Seyedpour; Faheem Iftikhar, R.M.; Murat Ozturk, I.; Kemal Demir, A.; Ahmed, Waqqar; Bek, Alpan (2021-01-01)
Optimization of a microbolometer pixel for operation in the sub-1 THz region
Demirörs, Oytun; Atik, Bahar; Dirican, Emrah; Altan, Hakan; Esentürk, Okan; Ylldlrlm, Mustafa; Akın, Tayfun (2021-01-01)
Imaging in the Terahertz (THz) region has drawn attention in recent years, but the nature of the THz frequency regime causes some drawbacks in imaging such as long wavelength, high cost, and low emission levels at room tem...
Investigation of doped and undoped VOxfilms for terahertz microbolometer applications
Atik, Bahar; Dirican, Emrah; Demirörs, Oytun; Altan, Hakan; Esentürk, Okan; Ylldlrlm, Mustafa; Akın, Tayfun (2021-01-01)
The microbolometer technology has proved its potential in the Infrared (IR) region due to its low fabrication costs, and room temperature operation, making this technology desirable to be used in various applications, and ...
New neutral gauge bosons in supersymmetric U(1)0 models at hadron colliders
Frank, Mariana; SELBUZ, LEVENT; Turan, İsmail (2021-01-01)
© Copyright owned by the author(s) under the terms of the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License (CC BY-NC-ND 4.0)We examine the production and decay modes of Z0 boson at hadron ...
İstabul Üniversitesi Gözlemevi Odak Düzlemi Aygıtı Test ve Karakterizasyon Laboratuvarı
Aliş, Sinan; Güver, Tolga; Erol, Ayşe; Ege, Ergün; Kay, Burak; Yelkenci, Korhan; Yeşilyaprak, Cahit; Keskin, Onur; Yerli, Sinan Kaan; Sercan, Fahrettin (null; 2020-12-11)
Do ̆gu Anadolu G ̈ozlemevi Odak D ̈uzlemi Aygıtları ve Adaptif Optik Sistemi ba ̧slıklı, 2016K121370 numaralı T.C. KalkınmaBakanlı ̆gı projesi ve ̇Istanbul ̈Universitesi Rekt ̈orl ̈u ̆g ̈u deste ̆ginde y ̈ur ̈uyen ̧calı ̧...
Süpernova Kalıntısı CTB 109 ile Etkileşimdeki Genç Yıldızsal Nesneler
Dinçel, Baha; M, Sasaki; Yerli, Sinan Kaan; Makala, Minja; Knıes, Johathan (null; 2020-12-11)
CTB109 SNR’sinin ılık toz bulutundaki iki gen¸c yıldızsal nesnenin (YSO), J230230.53+585807.9 (J1) ve J230229.64+585755.5 (J2), optik ve NIR fotometrik g¨ozlemlerini payla¸sıyoruz. ˙ Iki YSO’nun SN ¸sok dalgası aldı˘gı d¨u...
Doğu Anadolu Gözlemevi (DAG) Altyapı ve Üstyapı Çalışmaları
Yeşilyaprak, Cahit; Özyazıcıoğlu, Mehmet Hamit; Güçsav, Bülent; Başlar, İsmail; Kılıçerkan Başlar, Gamze; Öztürk, İsmail; Özbaldan, Emrah Emin; Özakın, Batuhan; Yerli, Sinan Kaan; Güney, Yavuz; Kılıç, Yücel; Doğan, Emre; Yıldıran, Yaşar (2020-12-11)
Doğu Anadolu Gözlemevi Projesi kapsamında; DAG yerleşkesi Erzurum - Konaklı - Karakaya Tepeleri'nde (3170 m rakımlı) bugüne kadar yapılan altyapısal ve üstyapısal çalışmaların (yer altı elektrik ve fiber internet hatları, ...
foto-DAG: fotoğraflarla Doğu Anadolu gözlemevi
Yerli, Sinan Kaan; Güney, Yavuz; Nıaeı, Mohammad Shameonı; Özbaldan, Emrah Emin; İkiz, Tuba; Yeşilyaprak, Cahit (null; 2020-12-11)
Bu çalışmada Doğu Anadolu Gözlemevi'nin yapım sürecini, fotoğraflarla ve kısa anlatımlarla yıllara göre özetleyen bir poster dizisi oluşturmak amaçlanmıştır. 2011 - 2014 yılları arasında yapılan çalışmalar, her sene ayrı b...
Dünyada Astronomik Yer Seçimi Çalışması
Aksaker, Nazım; Kaba, Kazım; Kurt, Zuhal; Seyhan, Ravide K; Erdoğan, Mehmet Akif; Yerli, Sinan Kaan; Yeşilyaprak, Cahit; Küçük, İbrahim; Atılan, Mustafa (null; 2020-12-11)
Teknolojinin geli¸smesi, astronomik alanda b¨uy¨uk teleskopların ¨uretimini hızlandırmı¸stır. Uretilen teleskoplardan maksimum ¨ verimin alınabilmesi i¸cin yerle¸skenin en uygun ko¸sullara sahip olması gerekmektedir. D¨uny...
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