underwater ice high energy neutrino telescopes
High energy neutrino astronomy
Ngày tải lên :
19/01/2014, 13:28
... the end of this review II HIGH- ENERGY NEUTRINO TELESCOPES A Observing High- energy Neutrinos Although details vary from experiment to experiment, high- energy neutrino telescopes consist of strings ... proton energy losses from p−γ interactions will not interfere with acceleration to high- energy These will, in fact, be the source of high- energy neutrinos associated with the beam of high- energy ... Scenarios 68 Neutrinos in Top-Down Scenarios 69 IV The Future for High- energy Neutrino Astronomy 71 Acknowledgments 71 References 71 I THE HIGHEST ENERGY PARTICLES: COSMIC RAYS, PHOTONS AND NEUTRINOS...
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Tài liệu Báo cáo khoa học: Crystal structures of a bacterial 6-phosphogluconate dehydrogenase reveal aspects of specificity, mechanism and mode of inhibition by analogues of high-energy reaction intermediates pdf
Ngày tải lên :
19/02/2014, 05:20
... forming a buried b sheet Six helices, including two small 310 helices, surround the buried sheet Residues 178–433 form domain II, the helical domain Two large helices a8 and a14, antiparallel to ... aries; OaPDH) We set out to study the mode of binding of PEX to determine if it was acting as a high- energy- state mimic In our hands, TbPDH is unstable and has proven troublesome for crystallographic ... form the core of this domain and they are enclosed on either side by a set of four helices (a9– a10–a16–a17) Helices a12–a13–a14–a20 are placed at the dimer interface Domain III, residues 434–469,...
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FRONTIERS IN High Energy Density Physics docx
Ngày tải lên :
14/03/2014, 10:20
... High Energy Density Conditions in the Laboratory, 100 LASER-PLASMA AND BEAM-PLASMA INTERACTIONS Introduction, 120 Questions, 121 High Energy Density Beam-Plasma Physics: Phenomena, 122 High Energy ... opportunities in the United States To illustrate the energy scale of the high energy density regime, some of the systems that deliver the energy in high energy density laboratory experiments in the United ... challenge of high energy density physics lies in the complexity and nonlinearity of the interaction processes DEFINITION OF HIGH ENERGY DENSITY The region of parameter space encompassed by high energy...
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university of chicago press foundations of high-energy astrophysics apr 2008
Ngày tải lên :
11/06/2014, 13:05
... the equation of energy conservation A fluid has internal (or thermal) energy, described by a density per unit volume ρ , and kinetic (or bulk) energy ρv /2, which give the total energy density ... release of energy either inside or outside of stars, within the interstellar medium In both cases, the medium where the energy emission takes place is a fluid, which, because of this energy release, ... specific enthalpy Thus we see that the true energy flux is given by jE = ρ v2 +w v (1.32) and that with this definition of energy flux, the equation of energy conservation is actually given by equation...
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Photodiodes Communications Bio Sensings Measurements and High Energy Part 1 doc
Ngày tải lên :
19/06/2014, 19:20
... for High- Energy Photon/Particle Detection 227 Chapter 12 Quantitative Measurements of X-Ray Intensity 229 Michael J Haugh and Marilyn Schneider Chapter 13 The New Photo-Detectors for High Energy ... several interesting applications, such as for high- speed data communication, biomedical sensing, highspeed measurement, UV-light detection, and high energy physics The discussed photodiodes cover ... Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy Physics Third, for high efficiency in all the operating spectral range, device has an anti-reflection dielectric coating designed...
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Photodiodes Communications Bio Sensings Measurements and High Energy Part 2 docx
Ngày tải lên :
19/06/2014, 19:20
... show high quantum efficiency in the 300-850 nm and 0.85-1.65 m spectral range, respectively Since both high- efficiency and high- speed operation can be achieved, receivers based on such devices ... packaged device operating at –5 V and 10.3 Gb/s with PRBS of 31-1 word length at (a) 1.3-m and (b) 0.85-m wavelengths 14 Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy ... GaAs cap layer removed and a commercial Si PD Our device exhibits a quantum efficiency higher than 90% in the 420-850 nm wavelength range and higher than 70% in 360870 nm range, which is obviously...
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Photodiodes Communications Bio Sensings Measurements and High Energy Part 3 pptx
Ngày tải lên :
19/06/2014, 19:20
... New Energy and Industrial Technology Development 46 Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy Physics Organization (NEDO) as Development of Next-Generation High- Efficiency ... superconducting devices Current (mA) 0.6 294 K 233 K 160 K 120 K 6K 0.4 0.2 0 0.2 0.4 0.6 Voltage (V) 0.8 Fig Current versus voltage (I-V) curves at temperatures between and 294 K High- frequency and high- speed ... 32 Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy Physics mechanical damage was observed from the I-V characteristics in our experiments...
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Photodiodes Communications Bio Sensings Measurements and High Energy Part 4 doc
Ngày tải lên :
19/06/2014, 19:20
... from the central office Fig 3.1 The WiMAX RoF links connect between the central office and the access points 54 Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy Physics 3.2 ... the low input impedance laser had higher electrical and optical conversion efficiency 56 Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy Physics 3.3 O/E converters configured ... Quantum Data VOA WDM Alice Clock WDM Bob Fiber Coupler TRCV Clock TRCV CR Classical Data Ser/Des PCI Ser/Des Quantum Data Classical Data PCI Ser/Des FPGA Ser/Des FPGA ALICE Alice PC Bob PC BOB Fig...
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Photodiodes Communications Bio Sensings Measurements and High Energy Part 5 pot
Ngày tải lên :
19/06/2014, 19:20
... 42nH also leads to a local maximum of |m| but it is not as high 86 Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy Physics Photodioes Fig Current ratio versus the inductance ... waveguide and available pump power 74 Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy Fourier analysis shows that shorter pulse duration corresponds to a broader frequency ... set at a level where the conversion efficiency is the highest In that case, the noise counts caused by the SRS in the waveguide might induce high error rates in a quantum communication system An...
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Photodiodes Communications Bio Sensings Measurements and High Energy Part 6 pptx
Ngày tải lên :
19/06/2014, 19:20
... commercially available photodiodes based on GaAs / InGaAs have higher frequency 108 Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy Physics Will-be-set-by-IN-TECH bandwidth in comparison ... development and utilization mainly in the telecomunication technique Novel high- speed and high- power photodiodes with bandwith higher than 100 GHz were demonstrated These new configurations are aimed ... reference signal used by the 96 18 Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy Physics Photodioes lock-in amplifier (LIA) The stability of this reference prevents phase...
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Photodiodes Communications Bio Sensings Measurements and High Energy Part 7 ppt
Ngày tải lên :
19/06/2014, 19:20
... Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy Physics Will-be-set-by-IN-TECH Malyshev, S & Chizh, A (2004) State of the art high- speed photodetectors for microwave photonics application ... Bio-Sensings, Measurements and High- Energy Physics Fig Interference filter relative transmission for off-axis rays The aperture of the light cone of the telescope is highlighted Fig On-axis and ... ps in the beginning of the 116 12 Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy Physics Will-be-set-by-IN-TECH train to the final 70 ps was observed (Kubecek, 2009) resulting...
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Photodiodes Communications Bio Sensings Measurements and High Energy Part 8 pot
Ngày tải lên :
19/06/2014, 19:20
... wide spectral response, high dynamic range, high temporal resolution, and the largest well depth of the COM detectors The PDA is typically a rugged device and can operate in high- light conditions ... Bio-Sensings, Measurements and High- Energy Physics Wavebreak and differences in Vm and Cai spatial fluorescence maps were consistently identified during periods of high E and high Ed The results are ... Communications, Bio-Sensings, Measurements and High- Energy Physics Current alternatives to PDAs include photomultiplier (PMT) systems, charge-coupled device (CCD) cameras, and complimentary metal-oxide...
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Photodiodes Communications Bio Sensings Measurements and High Energy Part 9 ppt
Ngày tải lên :
19/06/2014, 19:20
... whole-heart mapping in many respects, the actual practice of monolayer mapping 154 Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy Physics carries with it significant challenges, ... 152 Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy Physics Fig Concealed spontaneous calcium oscillations (S-CaOs) Recordings were obtained ... T, Salama G Low osmolarity transforms ventricular fibrillation from complex to highly organized, with a dominant high- frequency source Heart Rhythm 2006;3:1210-1220 Choi BR, Jang W, Salama G Spatially...
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Photodiodes Communications Bio Sensings Measurements and High Energy Part 10 potx
Ngày tải lên :
19/06/2014, 19:20
... potentials and limitations of high- performance liquid chromatography-photodiode array detection are highlighted in respect to its use in the analysis of different biological matrices followed by the identification ... flexibility and identification 174 Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy Physics potential HPLC can be an easy way of quantitation as well Ultraviolet spectra ... al.,2010] This technology facilitates identification of unknown components in the matrices system remarkably with high sensitivity and accuracy Photodiode array (PDA) detectors record light absorption...
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Photodiodes Communications Bio Sensings Measurements and High Energy Part 11 docx
Ngày tải lên :
19/06/2014, 19:20
... the C sensing dice is partially filtered and partially non-filtered We observe that for this channel the non- 198 Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy Physics ... Measurements and High- Energy Physics Equivalently, also the rays of diffuse irradiance with angles greater than the nominal FOV can hit the inner housing walls and reach the sensing dice For the ... F (4) 210 Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy Physics The noise contribution to the energy resolution results from two different sources, namely the detector...
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Photodiodes Communications Bio Sensings Measurements and High Energy Part 12 potx
Ngày tải lên :
19/06/2014, 19:20
... Measurements and High- Energy Physics Fig The energy level diagram for the lowest levels of the singly ionized Ag atom Column is the principle quantum number, column indicates an energy level, column ... observed in the APD gain response between X-rays of different energies When using higher energy X-rays, significantly higher gain reductions were measured, e.g [41] In addition, non-linear effects ... noise and, thus, the MDP It 214 Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy Physics can also be attributed to the noise level present in both setups Since the peltier-cooled...
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Photodiodes Communications Bio Sensings Measurements and High Energy Part 13 doc
Ngày tải lên :
19/06/2014, 19:20
... Measurements and High- Energy Physics The calculated lifetimes for the Ag transitions are given in Table The fluorescence process can also be treated as a rate of decay from the higher energy state ... the transfer of energy that can occur when a vacant state is filled by an electron from the next higher state, but the energy for this transition is transferred to an electron in a higher state ... X-ray damage The X-ray energy at 50% transmission is near keV and the range 236 Photodiodes – Communications, Bio-Sensings, Measurements and High- Energy Physics of X-ray energy for the transmission...
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Photodiodes Communications Bio Sensings Measurements and High Energy Part 14 docx
Ngày tải lên :
19/06/2014, 19:20
... hadronic calorimeter in response to higher energy jets The New Photo-Detectors for High Energy Physics and Nuclear Medicine The New Photo-detectors for High Energy Physics and Nuclear Medicine ... an imaging device more than an energy measurement device Mathematical modelling studies were performed for the optimization of the performances of The New Photo-Detectors for High Energy Physics ... scintillator/SiPM detection systems in high energy physics 3.1 The scintillator/SiPM detection system for highly granular hadron calorimetry A modern concept of high energy physics detection systems...
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Photodiodes Communications Bio Sensings Measurements and High Energy Part 15 potx
Ngày tải lên :
19/06/2014, 19:20
... performance study (Strul, 2003) The New Photo-Detectors for High Energy Physics and Nuclear Medicine The New Photo-detectors for High Energy Physics and Nuclear Medicine 273 13 Fig 12 Detailed ... scintillator/SiPM detection systems The New Photo-Detectors for High Energy Physics and Nuclear Medicine The New Photo-detectors for High Energy Physics and Nuclear Medicine 275 15 Fig 14 Monte Carlo ... entries/ 10 keV entries/ 10 keV The New Photo-Detectors for High Energy Physics and Nuclear Medicine The New Photo-detectors for High Energy Physics and Nuclear Medicine Entries 9922 χ2 / ndf 13.62...
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