Patents Assigned to Yildiz Teknik Universitesi
-
Publication number: 20240083804Abstract: A glass nanocomposite is doped with one or more of CdSe quantum dots and CsPbBr3 quantum dots. A solid-state lighting system or a display panel backlight system including the glass nanocomposite as a radiation color converter is further provided. A solar cell including the glass nanocomposite as a luminescent solar concentrator is further provided. A method for obtaining said glass nanocomposite is further provided.Type: ApplicationFiled: January 19, 2022Publication date: March 14, 2024Applicants: YILDIZ TEKNIK UNIVERSITESI, YILDIZ TEKNOLOJI TRANSFER OFISI ANONIM SIRKETIInventors: Erdinc EROL, Orhan KIBRISLI, Ali Ercin ERSUNDU, Miray CELIKBILEK ERSUNDU
-
Patent number: 11919973Abstract: A method for producing bioplastic granules includes the steps of subjecting an olive pit waste (prina) from olive oil factories to two different chemical shredding processes, extracting a necessary material for a bioplastic production from a shredded olive pit waste and adding natural polymerizer form holders into the necessary material.Type: GrantFiled: May 5, 2020Date of Patent: March 5, 2024Assignees: YILDIZ TEKNIK UNIVERSITESI, BIOLIVE BIYOLOJIK VE KIMYASAL TEKNOLOJILER SANAYI VE TICARET ANONIM SIRKETIInventors: Duygu Yilmaz, Ahmet Fatih Ayas, Mehmet Emin Oz
-
Publication number: 20240053705Abstract: A Quantitative Phase Imaging system uses acoustic pressure waves and has capability to measure the nano-mechanical disturbances formed on the cell. By means of the obtained images, cell hardness can be measured and the pato-physiologic features of the cancer cells shall be characterized. By means of this method where mechanical interaction is not directly used, it is aimed to display the characteristic vibration rings formed by the acoustic vibration rings on the cancer sample.Type: ApplicationFiled: November 29, 2021Publication date: February 15, 2024Applicants: YILDIZ TEKNIK UNIVERSITESI, DOKUZ EYLUL UNIVERSITESI REKTORLUGU STRATEJI GELISTIRME DAIRE BASKANLIGI, MARMARA UNIVERSITESI STRATEJI GELIS. DAI. BSK. MUHASEBE BIRIMI, GEBZE TEKNIK UNIVERSITESIInventors: Huseyin UVET, Yasemin BASBINAR, Gokhan Bora ESMER, Muhammed Enes ORUC
-
Publication number: 20240051869Abstract: Clean version of the Abstract A production method of ready injection material aims at developing natural hydraulic lime at nano-size by using a single raw material. The production method includes: selecting marl, comprising at least 70% CaCO3, as the raw material, grinding the marl to have particle size lower than 400 lam, calcining the marl at a temperature between 1000-1200° C., re-grinding the marl after the calcination process, reducing a d90 particle size of calcined marl to between 200-700 nm after the grinding process, applying a dry mixing process to the material having a reduced particle size, adding water to the material after dry mixing and applying mechanical mixing process during duration between 3-6 minutes at a revolution between 800-1000 rpm, adding super-fluidizing chemical additive to the obtained material, and mixing the material for duration between 3-6 minutes by using ultrasonic homogenizer and mechanic mixing.Type: ApplicationFiled: October 18, 2021Publication date: February 15, 2024Applicant: YILDIZ TEKNIK UNIVERSITESIInventors: Nabi YUZER, Afife Binnaz HAZAR, Mehmet Fevzi UGURYOL, Didem OKTAY, Mehmet Bugra GUNER
-
Publication number: 20240010369Abstract: An autonomous station for providing accommodation of unmanned vehicles like unmanned air vehicles and/or unmanned underwater vehicles on water is provided. Accordingly, the subject matter station includes a floating platform; pluralities of accommodation mechanism for associating said unmanned vehicles provided in said floating platform in order to be charged and fixed; pluralities of movement items for providing movement of the floating platform on water; an energy supply which stores energy for providing electrical energy to said movement items and to the accommodation mechanisms; an energy generation unit for charging said energy supply; a processor unit connected to the movement item in a manner controlling the movement items; a communication unit for providing communication of the processor unit to a main control center.Type: ApplicationFiled: November 26, 2020Publication date: January 11, 2024Applicant: YILDIZ TEKNIK UNIVERSITESIInventors: Mehmet Selcuk ARSLAN, Ahmet KIRLI
-
Publication number: 20240003154Abstract: A combination apparatus for use in connecting the carrier elements to each other particularly in buildings is provided. Upon providing a flexibility by the building which is not damaged against quake; at least one first inner plate group which can be connected to one of the carrier elements desired to be combined or at least one second inner plate group which can be connected to one other carrier element, at least one outer plate configured to rest said first inner plate group or said second inner plate group towards each other in a tight manner, at least one friction element which can increase rotational resistance with respect to each other, between the first inner plate group and the second inner plate group and between the outer plate and one of the inner plate groups, and at least one hyper-elastic dampening element.Type: ApplicationFiled: June 4, 2021Publication date: January 4, 2024Applicants: YILDIZ TEKNIK UNIVERSITESI, YILDIZ TEKNOLOJI TRANSFER OFISI ANONIM SIRKETIInventors: Orkun YILMAZ, Serkan BEKIROGLU
-
Publication number: 20230346973Abstract: A nanostructure for lysis of pathogenic bacteria in mammals is provided. The nanostructure includes one or more antimicrobial components loaded into one or more carrier components forming a core portion. The nanostructure also includes one or more bacteriophage receptor binding proteins and/or one or more peptide sequences of the one or more bacteriophage receptor binding proteins attached on the core portion. A method for obtaining such a nanostructure is also provided.Type: ApplicationFiled: December 7, 2020Publication date: November 2, 2023Applicant: YILDIZ TEKNIK UNIVERSITESIInventors: Tulin ARASOGLU, Serap DERMAN, Murat TOPUZOGULLARI, Mehmet OZBIL, Bekir Mustafa YOGURTCU
-
Patent number: 11757376Abstract: A dead time control method (100) comprising the steps of: converting the DC link voltage, output current and output voltage to digital values with an ADC (Analog to Digital converter) (102); calculating the hysteresis band for adaptive hysteresis current control using the values read by the ADC and updating the band value via recalculating it at each sampling time (103); calculating the IrefH and IrefL values using the hysteresis band and Iref (103a); generating the PWM signal by hysteresis current control (104), generating two auxiliary control signals as VP, VN (105); in the region where VP=1 and VN=0, applying of the drive signal of T1 without setting dead time wherein T1 is the conduction duration of an upper switch, and not applying the drive signal of T2 wherein T2 is the turn off duration of said upper switch and is the conduction duration of a lower switch (106).Type: GrantFiled: May 14, 2021Date of Patent: September 12, 2023Assignee: YILDIZ TEKNIK UNIVERSITESIInventors: Ahmet Faruk Bakan, Ahmet Talha Dudak
-
Publication number: 20230225983Abstract: A cancer drug for use in the treatment of cancer in which caffeic acid phenethyl ester (CAPE) is encapsulated in poly [lactic-co-glycolic acid] (PLGA) to increase its solubility in aqueous media is provided. Angiopep-2 is used as a specific ligand to increase biological activity. In an embodiment of the invention, PLGA is preferably in the form of nanoparticles, thereby ensuring better solubility.Type: ApplicationFiled: December 7, 2020Publication date: July 20, 2023Applicant: YILDIZ TEKNIK UNIVERSITESIInventors: Serap DERMAN, Banu MANSUROGLU, Yagmur BOZKURT, Tayfun ACAR, Fatma SAYAN POYRAZ
-
Publication number: 20230218802Abstract: A method for producing xenogeneic bone graft, which is a material for use in bone tissue therapy, is provided. The method includes the steps of isolating the cancellous bones from cartilage and cortical bone by fragmenting them into pieces, washing the bone fragments with purified water to partially remove the organic phases and boiling them with purified water, contacting the bone fragments with a solvent for further removal/isolation of the organic phase, washing the bone fragments to remove the solvents used and other possible residues, subjecting them to a hydrothermal and/or solvothermal treatment with a solvent at a pressure of more than 1 atm and a temperature in the range of 100° C. to 300° C., after which washing them with purified water, and drying the cancellous bone fragments, for example, at a temperature in the range of 50° C. to 100° C. to dehydrate them.Type: ApplicationFiled: December 7, 2020Publication date: July 13, 2023Applicant: YILDIZ TEKNIK UNIVERSITESIInventors: Cem Bulent USTUNDAG, Davut YERLIKAYA, Burcu Tugba SIMSEK, Ahmet Goktug TUFEK, Nurettin DIKER
-
Patent number: 11691918Abstract: The present invention is the production method of ready injection material which aims to develop natural hydraulic lime in nano size by using a single raw material.Type: GrantFiled: December 26, 2018Date of Patent: July 4, 2023Assignee: Yildiz Teknik UniversitesiInventors: Nabi Yuzer, Afife Binnaz Hazaryoruc, Mehmet Fevzi Uguryol, Didem Oktay, Mehmet Bugra Guner
-
Patent number: 11591418Abstract: The present invention particularly relates to synthesizing photo-initiators having poly-oligo-silsesquioxane (POSS) structure and realizing photo-polymerization by using these photo-initiators and simultaneous and in-situ synthesis of Ag nano-particles in polymer matrix comprising POSS structure and obtaining wrinkled surfaces as a result of self-arranging thereof.Type: GrantFiled: December 28, 2018Date of Patent: February 28, 2023Assignee: Yildiz Teknik UniversitesiInventors: Nergis Arsu, Nuket Ocal, Omer Tahir Gunkara, Gonul Saadet Batibay
-
Patent number: 11565320Abstract: The present invention relates to examination of characteristics of silver nano-clusters self-arranged by means of reduction of silver salt to silver nanoparticles by means of 2-mercapto-thioxanthone on DNA and BSA in short photo-illumination duration of 1 second.Type: GrantFiled: December 27, 2018Date of Patent: January 31, 2023Assignee: Yildiz Teknik UniversitesiInventors: Nergis Arsu, Eyup Metin, Gonul Saadet Batibay, Nur Sena Okten
-
Publication number: 20220117637Abstract: A bone lengthening system for tumor prostheses includes a prosthesis, wherein the prosthesis includes an internal battery arranged for a wireless charging; the bone lengthening system further includes an extendable mechanism connected to the prosthesis and the extendable mechanism is arranged to be lengthened for, when in use, bringing a length of a limb provided with the prosthesis to a value corresponding to a length of a healthy limb based on healthy limb length data.Type: ApplicationFiled: September 30, 2019Publication date: April 21, 2022Applicant: YILDIZ TEKNIK UNIVERSITESIInventors: Sitki KOCAOGLU, Erhan AKDOGAN
-
Publication number: 20220000909Abstract: The present invention relates to a nasal solution used for elimination of nasal occlusions, for cleaning of the inner section of the nose and for the treatment of nasal diseases, wherein bicarbonate (HCO3?) is provided with weight proportion between 0.05% and 1.50% and carbonate (CO3?2) is provided with weight proportion between 0.05% and 1.50% as the active substance in the ingredient thereof and it has alkali pH characteristic and preferably it is obtained from alkaline, closed basin natural spring waters.Type: ApplicationFiled: November 25, 2019Publication date: January 6, 2022Applicants: YILDIZ TEKNIK UNIVERSITESIInventor: Haci Murat MERTOGLU
-
Patent number: 11208531Abstract: A method for producing nano-composites comprising graphitic carbon nitride reduced to nano size, having high electrical conductivity is provided. The method includes the steps of: producing graphitic carbon nitride (g-C3N4) having a chemical formula (C3N4)m, applying an obtained g-C3N4 powder via an ultrasonic homogenization method on concentrations, obtaining a nano g-C3N4 suspension, wherein a size of the nano g-C3N4 suspension changes between 10-100 nm as a result of applying the ultrasonic homogenization method, obtaining polyaniline with a chemical formula (C6H7N)n in an emeraldine salt form, obtaining a nano-composite, mixing in aniline or aniline-HCl water at concentrations of 0.1-1 mol/L, adding a nano graphitic carbon (nano g-C3N4) into a mixture and mixing between 10-60 minutes, carrying out a polymerization process by adding an oxidant to the mixture and obtaining the nano composite having the high electrical conductivity.Type: GrantFiled: June 3, 2020Date of Patent: December 28, 2021Assignee: YILDIZ TEKNIK UNIVERSITESIInventors: Ferdane Karaman, Volkan Ugraskan
-
Publication number: 20210378519Abstract: The present invention is a temperature monitoring system for providing monitoring of the temperature of an individual (500) in a contactless manner, Accordingly, the subject matter temperature monitoring system is characterized in that a thermal sensor (110) is provided which is configured to generate temperature measurements in matrix form related to the area where it is directed, a distance sensor (140) is provided which is configured to face towards the area where said thermal sensor (110) is directed and to generate distance measurement in accordance with the distance of an individual (500), which exists in this area, with respect to said distance sensor (140), a processor unit (150) is provided which is connected to said thermal sensor (110) and to said distance sensor (140) in a manner receiving the temperature measurements and the distance measurements in matrix form as input, a communication unit (160) is provided which is connected to said processor unit (150) and which provides communication of theType: ApplicationFiled: May 23, 2020Publication date: December 9, 2021Applicant: YILDIZ TEKNIK UNIVERSITESIInventors: Fatma Aydin AKGUN, Giray SOYTURK, Muhtalip DEDE
-
Publication number: 20210363301Abstract: A method for producing nano-composites comprising graphitic carbon nitride reduced to nano size, having high electrical conductivity is provided. The method includes the steps of: producing graphitic carbon nitride (g-C3N4) having a chemical formula (C3N4)m, applying an obtained g-C3N4 powder via an ultrasonic homogenization method on concentrations, obtaining a nano g-C3N4 suspension, wherein a size of the nano g-C3N4 suspension changes between 10-100 nm as a result of applying the ultrasonic homogenization method, obtaining polyaniline with a chemical formula (C6H7N)n in an emeraldine salt form, obtaining a nano-composite, mixing in aniline or aniline-HCl water at concentrations of 0.1-1 mol/L, adding a nano graphitic carbon (nano g-C3N4) into a mixture and mixing between 10-60 minutes, carrying out a polymerization process by adding an oxidant to the mixture and obtaining the nano composite having the high electrical conductivity.Type: ApplicationFiled: June 3, 2020Publication date: November 25, 2021Applicant: Yildiz Teknik UniversitesiInventors: Ferdane KARAMAN, Volkan UGRASKAN
-
Publication number: 20210333110Abstract: The present invention is a positioning system (10) for providing estimation of the global position of the vehicle where said system is provided on.Type: ApplicationFiled: July 27, 2020Publication date: October 28, 2021Applicant: YILDIZ TEKNIK UNIVERSITESIInventors: Ferkan YILMAZ, Yeliz HATIP
-
Publication number: 20210246035Abstract: A production method of boron carbide nano-sized particles and/or submicron particles includes the following sequential steps: obtention of a fluid mixture including elemental boron, glycerin and one or more carboxylic add, wherein a molar ratio of glycerin to the one or more carboxylic acids is within a range between 10:1 and 10:7.5. Heating of the fluid mixture to obtain a first mid-product in a form of a gel including borate ester bonds. Solidification of the first mid-product by heating a reaction product to obtain a second mid-product in solid form. Sintering the second mid-product to obtain boron carbide in a form of particles.Type: ApplicationFiled: June 13, 2018Publication date: August 12, 2021Applicants: SABANCI UNIVERSITESI, YILDIZ TEKNIK UNIVERSITESI, SABANCI UNIVERSITESI NANOTEKNOLOJI ARASTIRMA VE UYGULAMA MERKEZI SUNUMInventors: Cengiz KAYA, Figen KAYA