• A box–behnken design (Bbd) optimization of the photocatalytic degradation of 2,4-dichlorophenoxyacetic acid (2,4-d) using tio2/h2o2 

  Doğdu Okçu, Gamze; Baldan Pakdil, Nazlı; Ökten, Hatice Eser; Yalçuk, Arda (Desalination Publications, 2018-08)

  2,4-Dichlorophenoxyacetic acid (2,4-D), a chlorinated phenoxy-alkanoic herbicide, is used extensively in agriculture. This work investigates TiO2/H2O2 mediated UV photocatalytic degradation of 2,4-D in a laboratory-scale ...

• Biotransformation of ruscogenins by Cunninghamella blakesleeana NRRL 1369 and neoruscogenin by endophytic fungus Neosartorya hiratsukae 

  Özçınar, Özge; Tağ, Özgür; Yusufoğlu, Hasan; Kıvçak, Bijen; Bedir, Erdal (Elsevier, 2018-08)

  Biotransformation of steroidal ruscogenins (neoruscogenin and ruscogenin) was carried out with Cunninghamella blakesleeana NRRL 1369 and endophytic fungus Neosartorya hiratsukae yielding mainly P450 monooxygenase products ...

• Cross-like terahertz metamaterial absorber for sensing applications 

  Sabah, Cumali; Mulla, Batuhan; Altan, Hakan; Özyüzer, Lütfi (Springer, 2018-08)

  In this work, a new multiband terahertz metamaterial absorber is designed and characterised by numerical simulation method. In addition, the utilisation of the proposed absorber as a sensor is also investigated. The ...

• Structural, vibrational, and electronic properties of single-layer hexagonal crystals of group IV and v elements 

  Özdamar, Burak; Özbal, Gözde; Çınar, Mustafa Neşet; Sevim, Koray; Kurt, Gizem; Kaya, Birnur; Sevinçli, Haldun (American Physical Society, 2018-07)

  Using first-principles density functional theory calculations, we investigate a family of stable two-dimensional crystals with chemical formula A2B2, where A and B belong to groups IV and V, respectively (A=C, Si, Ge, Sn, ...

• Electrospun polystyrene fibers knitted around imprinted acrylate microspheres as sorbent for paraben derivatives 

  Demirkurt, Merve; Ölçer, Yekta Arya; Demir, Mustafa M.; Eroğlu, Ahmet E. (Elsevier, 2018-07)

  Parabens are used as antimicrobial preservatives in food, cosmetic products and pharmaceuticals regardless of their endocrine disrupting effect. In this study, highly selective molecular imprinted polymers (MIPs) were ...

• A review on halide perovskites as color conversion layers in white light emitting diode applications 

  Güner, Tuğrul; Demir, Mustafa M. (Wiley, 2018-07)

  In the last decade, halide perovskites have attracted great interest due to many reasons, including their low cost, solution-processability, superior PL properties, broad range of color tunability, color purity, and defect ...

• Graphene-based adaptive thermal camouflage 

  Salihoğlu, Ömer; Uzlu, Hasan Burkay; Yakar, Ozan; Aas, Shahnaz; Balcı, Osman; Kakenov, Nurbek; Balcı, Sinan; Olçum, Selim; Süzer, Şefik; Kocabaş, Coşkun (American Chemical Society, 2018-07)

  In nature, adaptive coloration has been effectively utilized for concealment and signaling. Various biological mechanisms have evolved to tune the reflectivity for visible and ultraviolet light. These examples inspire many ...

• Palladium-catalysed reactions of conjugated enyne oxiranes with organoborons: A diastereoselective method of the synthesis of 2,4,5-trienol derivatives 

  Ziyanak, Fırat; Kuş, Melih; Alkan Karadeniz, Leman; Artok, Levent (Elsevier, 2017-07)

  A palladium-catalysed reaction of conjugated enyne oxiranes with organoboron reagents is described. This method allows aryl-substituted vinylallenes containing a hydroxyl group on the allylic position to be synthesized, ...

• Feasible packing of granular materials in discrete-element modelling of cone-penetration testing 

  Ecemiş, Nurhan; Bakunowicz, Paulina (Taylor & Francis Group, 2018-07)

  This paper explores how the discrete-element method (DEM) was found to play an increasingly important role in cone penetration test (CPT) where continuum-mechanics-based analysis tools are insufficient. We investigated ...

• Determination of arsenic by hydride generation—laser-induced breakdown spectroscopy: Characterization of interelement interferences 

  Bölek, Deniz; Ünal Yeşiller, Semira; Yalçın, Şerife (Taylor & Francis Group, 2018-07)

  In this study, interelement interferences were evaluated for the determination of arsenic in aqueous samples through laser-induced breakdown spectroscopy (LIBS) hyphenated with a hydride generation sample introduction ...

• Are there really conformal frames? Uniqueness of affine inflation 

  Azri, Hemza (World Scientific Publishing, 2018-07)

  Here, we concisely review the nonminimal coupling dynamics of a single scalar field in the context of purely affine gravity and extend the study to multifield dynamics. The coupling is performed via an affine connection ...

• Scaffold-free three-dimensional cell culturing using magnetic levitation 

  Türker, Esra; Demirçak, Nida; Arslan Yıldız, Ahu (Royal Society of Chemistry, 2018-07)

  Three-dimensional (3D) cell culture has emerged as a pioneering methodology and is increasingly utilized for tissue engineering, 3D bioprinting, cancer model studies and drug development studies. The 3D cell culture ...

• MCDM analysis of wind energy in Turkey: decision making based on environmental impact 

  Değirmenci, Sinem; Bingöl, Ferhat; Sofuoğlu, Sait Cemil (Springer, 2018-07)

  Development of new wind energy projects require complex planning process involving many social, technical, economic, environmental, political concerns, and different agents such as investors, utilities, governmental agencies, ...

• Analysis of a novel sensor interrogation technique based on fiber cavity ring-down (CRD) loop and OTDR 

  Yüksel, Kıvılcım; Yılmaz, Anıl (Elsevier, 2018-07)

  We present the analysis of a remote sensor based on fiber Cavity Ring-Down (CRD) loop interrogated by an Optical Time Domain Reflectometer (OTDR) taking into account both practical limitations and the related signal ...

• Biotransformation of cyclocanthogenol by the endophytic fungus Alternaria eureka 1E1BL1 

  Ekiz, Güner; Duman, Seda; Bedir, Erdal (Elsevier, 2018-07)

  The microbial transformation of cyclocanthogenol (CCG), Astragalus sp. originated sapogenin, by the endophytic fungus Alternaria eureka 1E1BL1 isolated from Astragalus angustifolius was investigated. Hydroxylation, oxidation, ...

• Cycloartane-type sapogenol derivatives inhibit NFκB activation as chemopreventive strategy for inflammation-induced prostate carcinogenesis 

  Debeleç Bütüner, Bilge; Öztürk, Mert Burak; Tağ, Özgür; Akgün, İsmail Hakkı; Yetik Anacak, Günay; Bedir, Erdal; Korkmaz, Kemal Sami (Elsevier, 2018-07)

  Chronic inflammation is associated to 25% of cancer cases according to epidemiological data. Therefore, inhibition of inflammation-induced carcinogenesis can be an efficient therapeutic approach for cancer chemoprevention ...

• Packed bed column dynamic study for boron removal from geothermal brine by a chelating fiber and breakthrough curve analysis by using mathematical models 

  Recepoğlu, Yaşar K.; Kabay, Nalan; Yılmaz İpek, İdil; Arda, Müşerref; Yüksel, Mithat; Yoshizuka, Kazuharu; Nishihama, Syouhei (Elsevier, 2018-07)

  In this study, the performance of N-methyl-D-glucamine (NMDG) type functional group attached a novel boron selective chelating fiber adsorbent, Chelest Fiber GRY-HW, was investigated for boron removal from geothermal brine ...

• Secular trends in opportunistic infections, cancers and mortality in patients with AIDS during the era of modern combination antiretroviral therapy 

  Sezgin, Efe; Van Natta, Mark L.; Thorne, Jennifer E.; Puhan, M. A.; Jabs, D. A. (Wiley, 2018-06)

  Objectives: The aim of the study was to estimate the incidence of, determine risk factors for, and investigate the consequences of opportunistic infections (OIs) and malignancies among patients with the acquired immune ...

• Biotransformation of neoruscogenin by the endophytic fungus Alternaria eureka 

  Özçınar, Özge; Tağ, Özgür; Yusufoğlu, Hasan; Kıvçak, Bijen; Bedir, Erdal (American Chemical Society, 2018-06)

  Biotransformation of neoruscogenin (NR, 1, spirosta-5,25(27)-diene-1β,3β-diol), the major bioactive sapogenin of Ruscus preparations, was carried out with the endophytic fungus Alternaria eureka. Fourteen new biotransformation ...

• Graphene-quantum dot hybrid optoelectronics at visible wavelengths 

  Salihoğlu, Ömer; Kakenov, Nurbek; Balcı, Osman; Balcı, Sinan; Kocabaş, Çoşkun (American Chemical Society, 2018-06)

  With exceptional electronic and gate-tunable optical properties, graphene provides new possibilities for active nanophotonic devices. Requirements of very large carrier density modulation, however, limit the operation of ...

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