المؤلفون: Alexander V. Yakimov, Christoph J. Kaul, Yuya Kakiuchi, Sebastian Sabisch, Felipe Morais Bolner, Jean Raynaud, Vincent Monteil, Pierrick Berruyer, Christophe Copéret

مصطلحات موضوعية: Biochemistry, Medicine, Cell Biology, Biotechnology, Evolutionary Biology, Ecology, Inorganic Chemistry, Hematology, Virology, Environmental Sciences not elsewhere classified, Chemical Sciences not elsewhere classified, − 170 ppm, ziegler – natta, spectroscopy enables us, molecular level understanding, formed upon post, exp , 2 , increased polymerization activity, 49 , 3 , ti surface sites, ti nmr signatures, treated zn pre, c <, ti solid, distorted surface, active sites, 3 mhz, >< sub

Relation: https://figshare.com/articles/journal_contribution/Well-Defined_Ti_Surface_Sites_in_Ziegler_Natta_Pre-Catalysts_from_sup_47_49_sup_Ti_Solid-State_Nuclear_Magnetic_Resonance_Spectroscopy/25404066

الاتاحة: https://doi.org/10.1021/acs.jpclett.3c03119.s001

المؤلفون: Ismail, Mohd Muzafar, Rahman, Mahbubur, Cooray, Vernon, Sharma, Shriram, Hettiarachchi, Pasan, Johari, Dalina

المصدر: Atmosphere. 6(12):1904-1925

مصطلحات موضوعية: Lightning negative ground flashes, 3 MHz and 30 MHz radiations, Teknisk fysik med inriktning mot atmosfäriska urladdningar, Engineering Science with specialization in Atmospheric Discharges

وصف الملف: electronic

URL الوصول: https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-268851
https://doi.org/10.3390/atmos6121837
http://www.mdpi.com/2073-4433/6/12/1837/htm
https://uu.diva-portal.org/smash/get/diva2:881315/FULLTEXT01.pdf

المؤلفون: Johnson, Jeremy A., Oralkan, Ömer, Ergün, Arif Sanlı, Demirci, Utkan, Karaman, Mustafa, Khuri-Yakub, Butrus Thomas

مصطلحات موضوعية: 3 MHz, 3.2 cm, Antenna phased arrays, Axial resolution, Bandwidth, Beamforming, Capacitive micromachines ultrasonic transducer, Contrast-to-noise ratio, Cost effectiveness, Costs, Filters, Flow imaging, FPA imaging, Front-end hardware complexity, Full phased array, Full phased array (FPA), Hardware, Image quality, Image resolution, Imaging, Imaging systems, Interpolation, Interpolation filters, Lateral resolution, Low cost array imaging, Nyquist diagrams, Phantoms, Phased arrays, Phased subarray imaging, Pulse-echo data

وصف الملف: application/pdf

Relation: Proceedings of the IEEE Ultrasonics Symposium; Ultrasonics Symposium; Konferans Öğesi - Uluslararası - Kurum Öğretim Elemanı; Johnson, J. A., Oralkan, O., Ergun, A. S., Demirci, U., Karaman, M., & Khuri-Yakub, B. T. (2003). Phased subarray imaging for low-cost, wideband coherent array imaging. Paper presented at the , 2 1875-1878 Vol.2. doi:10.1109/ULTSYM.2003.1293280; https://hdl.handle.net/11729/2051; https://dx.doi.org/10.1109/ULTSYM.2003.1293280; 1875; 1878; N/A; WOS:000189492100435; 2-s2.0-4143059473

الاتاحة: https://hdl.handle.net/11729/2051
https://doi.org/10.1109/ULTSYM.2003.1293280

المؤلفون: Cabrera Bernal, E, Pennisi, Salvatore, Grasso, ALFIO DARIO, D, Torralba, A, Carvajal, R. G.

مصطلحات موضوعية: Engineering, Transconductance, 02 engineering and technology, Power factor, law.invention, respectively, law, provides inherent class-AB behavior with accurate and robust standby current control. The OTA is fabricated in a 180-nm standard CMOS technology, 0202 electrical engineering, electronic engineering, information engineering, A simple high-performance architecture for bulkdriven operational transconductance amplifiers (OTAs) is presented. The solution, Electrical and Electronic Engineering, business.industry, Amplifier, 020208 electrical & electronic engineering, Transistor, Electrical engineering, is made up of three gain stages and, occupies an area of 19.8 · 10−3 mm2 and is powered from 0.7 V with a standby current consumption of around 36 μA. DC gain and unity gain frequency are 57 dB and 3 MHz, making the solution extremely competitive in comparison to the state of the art, as an additional feature, suitable for operation under sub 1-V single supply, 020202 computer hardware & architecture, CMOS, Logic gate, Operational transconductance amplifier, A simple high-performance architecture for bulkdriven operational transconductance amplifiers (OTAs) is presented. The solution, suitable for operation under sub 1-V single supply, is made up of three gain stages and, as an additional feature, provides inherent class-AB behavior with accurate and robust standby current control. The OTA is fabricated in a 180-nm standard CMOS technology, occupies an area of 19.8 · 10−3 mm2 and is powered from 0.7 V with a standby current consumption of around 36 μA. DC gain and unity gain frequency are 57 dB and 3 MHz, respectively, under a capacitive load of 20 pF. Overall good large-signal and small-signal performances are achieved, making the solution extremely competitive in comparison to the state of the art, Resistor, business, under a capacitive load of 20 pF. Overall good large-signal and small-signal performances are achieved

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a6f20264402d3eefe0d7351edd4f3647
http://hdl.handle.net/20.500.11769/19312

المؤلفون: Majid, Abdul, Saleem, Jawad, Alam, Farhan, Bertilsson, Kent

المصدر: Proceedings - 2013 9th IEEE International Symposium on Diagnostics for Electric Machines, Power Electronics and Drives, SDEMPED 2013. :428-432

مصطلحات موضوعية: bridge circuits, capacitors, electromagnetic interference, harmonics, switching convertors, E-field, EMI radiation, H-field, frequency 3 MHz, half bridge converter switching, high frequency power converter generation, higher order harmonics, near field radiated emissions, power 25 W, power converter switching, power stages, switching frequency, Electromagnetic interference, Frequency conversion, Frequency measurement, Harmonic analysis, Inductors, Magnetic field measurement, Probes, Common Mode, Differential Mode, Electro Magnetic Compatibility, Electro Magnetic Interference

وصف الملف: print

URL الوصول: https://urn.kb.se/resolve?urn=urn:nbn:se:miun:diva-21017

المؤلفون: Sanli Ergun, Butrus T. Khuri-Yakub, J.A. Johnson, Mustafa Karaman, Omer Oralkan, Utkan Demirci

المساهمون: Işık Üniversitesi, Mühendislik Fakültesi, Elektrik-Elektronik Mühendisliği Bölümü, Işık University, Faculty of Engineering, Department of Electrical-Electronics Engineering, Karaman, Mustafa, Oralkan, Omer -- 0000-0001-8616-6877, Stanford Univ, Edward L Ginzton Lab, Stanford, CA 94305 USA -- Stanford Univ, Image Guidance Lab, Stanford, CA 94305 USA -- Isik Univ, Dept Elect Engn, Istanbul, Turkey

المصدر: IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control. 52:51-64

مصطلحات موضوعية: 3.2 cm, Subsampling rate, Acoustics and Ultrasonics, Computer science, Phased array, Tomography, optical coherence, Ultrasonic transducers, Computer-aided design, Axial point resolution, Capacitive micromachined ultrasound transducer array, Equipment failure analysis, Frequency domains, Signal bandwidth, Electric currents, Scanning, Models, biological, Wideband, Evaluation, Instrumentation, Image resolution, Signal to noise ratio, Transducer, Classical synthetic apertures (CSA), Phantoms, Imaging, Ultrasonic imaging, 3 MHz, Frame rate, Validation study, Equipment Design, Computer simulation, Computer assisted diagnosis, Corrosion, Synthetic apertures, Image reconstruction, Image enhancement, Array signal processing, Equipment design, Computer-Aided Design, Electromagnetic wave attenuation, Filter size, Classical synthetic aperture imaging, Tomography, Optical Coherence, Ultrasonic transducer arrays, Transducers, Resolution phantom, Equipment, Iterative reconstruction, Reconstruction filter, Models, Biological, Phantoms, imaging, Imaging phantom, Spurious signal noise, Bandwidth, Hardware, Optics, Capacitive micromachined ultrasonic transducers, Image Interpretation, Computer-Assisted, Phased subarrays, Phased arrays, Image quality, Imaging systems, Computer Simulation, Imaging phantoms, Frequency-domain analysis, Electrical and Electronic Engineering, Contrast-to-noise ratio (CNR), Arrays, Echocardiography, Doppler, Pulsed, Spatial resolution, Signal resolution, Computer aided design, Optical coherence tomography, business.industry, Front-end hardware channels, Methodology, Capacitive micromachined ultrasound tranducers (CMUT), Image Enhancement, Phased subarrays (PSA), Image interpretation, computer-assisted, Doppler echocardiography, Interpolation, Equipment Failure Analysis, Full-phased array imaging, Coherent array imaging, Biological model, Echocardiography, doppler, pulsed, Vegetable oils, business

وصف الملف: application/pdf

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::76998368c9db7c1d5b021b5a1a5fbabb
https://doi.org/10.1109/tuffc.2005.1397350

المؤلفون: Yijun, Zhou, Yuan, Jiren

المصدر: ESSCIRC 2002. Proceedings of the 28th European Solid-State Circuit Conference,Firenze, Italy,-- ESSCIRC 2002. Proceedings of the 28th European Solid-State Circuit Conference. :775-778

مصطلحات موضوعية: amplitude modulated RF signal, DAC image components, low pass filter elimination, system-on-chip design suitability, digital CMOS process, distortion components, transmission signal, image signals, RF transmitter structure, 3.3 V, 0.35 micron, 1.2 GHz, 3 MHz, 800 MHz, 5.2 MHz, Gilbert cell based mixer, low distortion wide band CMOS direct digital RF amplitude modulator, linear interpolation current steering digital to analog converter, Teknik, Elektroteknik och elektronik, Engineering and Technology, Electrical Engineering, Electronic Engineering, Information Engineering

URL الوصول: https://lup.lub.lu.se/record/610822

المؤلفون: Pasan Hettiarachchi, Shriram Sharma, Vernon Cooray, Dalina Johari, Mohd Muzafar Ismail, Mahbubur Rahman

المصدر: Atmosphere; Volume 6; Issue 12; Pages: 1904-1925
Atmosphere
Volume 6
Issue 12
Pages 1904-1925
Atmosphere, Vol 6, Iss 12, Pp 1904-1925 (2015)

مصطلحات موضوعية: Physics, Atmospheric Science, Meteorology, business.industry, Bandwidth (signal processing), Meteorologi och atmosfärforskning, Lightning negative ground flashes, lcsh:QC851-999, Environmental Science (miscellaneous), Time duration, lightning, negative ground flashes, 3 MHz and 30 MHz radiations, Latitude, Optics, Meteorology and Atmospheric Sciences, Electric field, Teknik och teknologier, Thunderstorm, Engineering and Technology, lcsh:Meteorology. Climatology, Wideband, business

وصف الملف: application/pdf

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::09b8c90a25a3f99afc126a5f0ada59e6
http://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-268851

المؤلفون: I. Bietti, R. Tonietto, E. Zuffetti, CASTELLO, RINALDO

المساهمون: I., Bietti, R., Tonietto, E., Zuffetti, Castello, Rinaldo

مصطلحات موضوعية: CMOS INTEGRATED CIRCUITS, DIGITAL PHASE LOCKED LOOPS, FREQUENCY SYNTHESIZERS, PHASE NOISE, 0.13 MICRON, 12 PS, 15 MW, 2 GHZ, 3 MHZ, ADPLL TEST CHIP, CMOS PROCESS, ALL DIGITAL PLL RF SYNTHESIZER, ANALOG CIRCUITRY, DIGITAL CONTROL LOOP, LOW IN-BAND PHASE NOISE, LOW NOISE

وصف الملف: STAMPA

Relation: info:eu-repo/semantics/altIdentifier/isbn/9781424403035; ispartofbook:Solid-State Circuits Conference, 2006. ESSCIRC 2006. Proceedings of the 32nd European; Solid-State Circuits Conference, ESSCIRC 2006; firstpage:150; lastpage:153; http://hdl.handle.net/11571/30090

الاتاحة: http://hdl.handle.net/11571/30090

المؤلفون: Franson, Jared M.

المصدر: Theses and Dissertations

مصطلحات موضوعية: therapeutic ultrasound, 3 MHz frequency, intramuscular temperature change, Exercise Science

وصف الملف: application/pdf

Relation: https://scholarsarchive.byu.edu/etd/3444; https://scholarsarchive.byu.edu/context/etd/article/4443/viewcontent/ETD_CISOPTR_3507.pdf

الاتاحة: https://scholarsarchive.byu.edu/etd/3444
https://scholarsarchive.byu.edu/context/etd/article/4443/viewcontent/ETD_CISOPTR_3507.pdf

المساهمون: Parthasarathy, R

المصدر: Proc. Astron. Soc. Aust., 1: 94-6(Feb. 1968).; Other Information: From 2nd Meeting of the Astronomical Society, Canberra, Australia. See CONF-671141. Orig. Receipt Date: 31-DEC-69

وصف الملف: Medium: X

URL الوصول: http://www.osti.gov/scitech/biblio/4759554

المساهمون: Parthasarathy, R

المصدر: Science, 158: 1449-50(Dec. 15, 1967).; Other Information: Orig. Receipt Date: 31-DEC-68

وصف الملف: Medium: X

URL الوصول: http://www.osti.gov/scitech/biblio/4575158

المساهمون: Shivaprasad, A

المصدر: J. Atmos. Terrest. Phys. 33: No. 10, 1607-19(Oct 1971).; Other Information: Orig. Receipt Date: 31-DEC-71; Bib. Info. Source: UK (United Kingdom (sent to DOE from))

وصف الملف: Medium: X

URL الوصول: http://www.osti.gov/scitech/biblio/4736690

المؤلفون: Johnson, Jeremy A., Oralkan, Ömer, Ergün, Arif Sanlı, Demirci, Utkan, Karaman, Mustafa, Khuri-Yakub, Butrus Thomas

مصطلحات موضوعية: Bandwidth, Hardware, Image reconstruction, Image resolution, Imaging phantoms, Phased arrays, Signal resolution, Spatial resolution, Ultrasonic imaging, Computer simulation, Computer-aided design, Echocardiography, doppler, pulsed, Equipment design, Equipment failure analysis, Image enhancement, Image interpretation, computer-assisted, Models, biological, Phantoms, imaging, Tomography, optical coherence, Transducers, 3 MHz, 3.2 cm, Axial point resolution, Capacitive micromachined ultrasound transducer array

وصف الملف: application/pdf

Relation: IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control; Makale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanı; Johnson, J., Oralkan, O., Ergün, A. S., Demirci, U., Karaman, M. & Khuri-Yakub, B. (2005). Coherent array imaging using phased subarrays. Part II: Simulations and experimental results. IEEE Transactions On Ultrasonics Ferroelectrics And Frequency Control, 52(1), 51-64. doi:10.1109/TUFFC.2005.1397350; https://hdl.handle.net/11729/192; http://dx.doi.org/10.1109/TUFFC.2005.1397350; 52; 51; 64; Q1; WOS:000226812800007; PMID:15742562; 2-s2.0-13844253849

الاتاحة: https://hdl.handle.net/11729/192
https://doi.org/10.1109/TUFFC.2005.1397350

المؤلفون: Kuncová, Eliška

المساهمون: Kolovská, Ilona, Zeman, Radek

مصطلحات موضوعية: rádiový orientační běh, hon na lišku, 3 MHz, 5 MHz, 144 MHz, přijímač, vysílač, radioorienteering, fox hunting, receiver, transmitter

وصف الملف: 102 s. (119 501 znaků); application/pdf

Relation: 47815; http://hdl.handle.net/11025/2028

الاتاحة: http://hdl.handle.net/11025/2028

المؤلفون: Imboden, Christoph Georg

مصطلحات موضوعية: SENDER/FUNKTECHNIK, AMPLITUDENMODULATION, AM (ELEKTRISCHE SCHWINGUNGSTECHNIK), TRANSMITTERS/RADIO ENGINEERING, SHORT WAVES, SW, 3 MHZ TO 30 MHZ (ELECTRICAL ENGINEERING), FOS: Mathematics, NICHTLINEARE OPERATOREN (FUNKTIONALANALYSIS), KURZWELLEN, KW, 3 MHZ BIS 30 MHZ (ELEKTROTECHNIK), LEAST SQUARES ESTIMATION (MATHEMATICAL STATISTICS), Mathematics, KLEINSTQUADRATSCHÄTZUNG (MATHEMATISCHE STATISTIK), NONLINEAR OPERATORS (FUNCTIONAL ANALYSIS), AMPLITUDE MODULATION, AM (ELECTRICAL OSCILLATION TECHNOLOGY)

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::8f96dfe8897e9baf379be62193acbd31

المؤلفون: Butrus T. Khuri-Yakub, J.A. Johnson, Utkan Demirci, Arif Sanli Ergun, Mustafa Karaman, Omer Oralkan

المساهمون: Işık Üniversitesi, Mühendislik Fakültesi, Elektrik-Elektronik Mühendisliği Bölümü, Işık University, Faculty of Engineering, Department of Electrical-Electronics Engineering, Karaman, Mustafa

مصطلحات موضوعية: 3.2 cm, Cost effectiveness, Image quality, Computer science, Phased array, Full phased array, Pulse-echo data, Testing, Ultrasonic transducers, Phased array ultrasonics, Phantoms, Imaging, Full phased array (FPA), Interpolation filters, Axial resolution, Phased subarray imaging, Wideband, Signal to noise ratio, Ultrasonic imaging, 3 MHz, FPA imaging, Subarray-dependent interpolation filters, Flow imaging, Wire target phantom, Imaging systems, Front-end hardware complexity, System cost, Antenna phased arrays, Lateral resolution, Ultrasonic transducer arrays, Beamforming, Transducers, SNR, Capacitive micromachines ultrasonic transducer, Imaging phantom, Wideband coherent array imaging, Optics, Bandwidth, Hardware, Image resolution, Nyquist diagrams, Phased arrays, Contrast-to-noise ratio, Transmit focal distance, business.industry, Filters, System size, Costs, Interpolation, Signal-to-noise ratio (imaging), Low cost array imaging, business

وصف الملف: application/pdf

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4f065906dff4ecfe3825f0f2b079ff8f
https://hdl.handle.net/11729/2051

المؤلفون: Franson, Jared M.

المصدر: Theses and Dissertations.

مصطلحات موضوعية: therapeutic ultrasound, 3 MHz frequency, intramuscular temperature change, Exercise Science

وصف الملف: application/pdf

الاتاحة: https://scholarsarchive.byu.edu/etd/3444
https://scholarsarchive.byu.edu/context/etd/article/4443/viewcontent/ETD_CISOPTR_3507.pdf