Results 11 to 20 of about 324,320 (238)

The Design and Integrated Performance of SPT-3G [PDF]

open access: yes, 2022
International audienceSPT-3G is the third survey receiver operating on the South Pole Telescope dedicated to high-resolution observations of the cosmic microwave background (CMB). Sensitive measurements of the temperature and polarization anisotropies of
Cecil, TW   +396 more
core   +1 more source

Change within the Mobile Communications Market - an initial assessment of the structural and organisational repercussions of 3G [PDF]

open access: yes, 2002
Over the last year or so the mobile telecommunications industry has undergone a complete sea change; the initial euphoria surrounding the German and UK licensing process, where widely optimistic claims about the array of possible services and uptake were
Whalley, J.L., Whalley, Jason
core   +4 more sources

Performance and characterization of the SPT-3G digital frequency-domain multiplexed readout system using an improved noise and crosstalk model [PDF]

open access: yes, 2022
International audienceThe third-generation South Pole Telescope camera (SPT-3G) improves upon its predecessor (SPTpol) by an order of magnitude increase in detectors on the focal plane. The technology used to read out and control these detectors, digital
Jones, A.   +362 more
core   +1 more source

The effects of network factors on the performance of 3G UMTS applications [PDF]

open access: yes, 2010
Includes bibliographical references (leaves 139-148).3G is the wireless network technology expected to allow wireless applications to perform on par with wired applications. However 3G has factors which limit its performance.
Jacobs, Fabian Mark
core   +1 more source

Optimization of Arthrospira platensis (Spirulina) Growth: From Laboratory Scale to Pilot Scale

open access: yesFermentation, 2017
Arthrospira platensis (Spirulina) is the most cultivated microalga worldwide. Improving its cultivation in terms of biomass productivity, quality, or production cost could significantly impact the Spirulina industry.
Florian Delrue   +8 more
doaj   +1 more source

ANALISIS POLA ADOPSI TEKNOLOGI 3G PADA KALANGAN MAHASISWA UNIVERSITAS INDONESIA BERDASARKAN MODEL SARKER DAN WELLS DENGAN MENGGUNAKAN TEKNIK STRUCTURAL EQUATION MODELING

open access: yesJurnal Sistem Informasi, 2012
Beberapa tahun terakhir, muncul teknologi telekomunikasi baru yang disebut 3G. Secara umum, penggunaan 3G di Indonesia belum meluas dan merata. Melihat perkembangan penggunaan 3G di Indonesia tersebut, peneliti ingin mengetahui faktor yang paling ...
Alida Widianti, Muhammad Rifki Shihab
doaj   +3 more sources

EVALUATION OF THE SURFACE SETTLEMENT ABOVE THE PRAGUE METRO LINE A EXTENSION CONSTRUCTED BY TWO SHIELDS

open access: yesActa Polytechnica, 2016
The new section of the Prague metro V.A is located in the west part of Prague, between stations Dejvická and Motol Hospital. The new metro section is 6.2km long and has four new stations.
Matous Hilar, Nhu The Tuan
doaj   +1 more source

On the improvement of performance and pollutant emissions of a spark ignition engine fuelled by compressed natural gas and hydrogen

open access: yesEnergy Reports, 2022
This paper presents the results of an experimental and a theoretical investigation made by simulations on a Renault HR09DET spark ignition engine, four-stroke, 3-cylinders, multipoint fuel injection fuelled successively by gasoline and compressed natural
Marius Cătălin Barbu   +2 more
doaj   +1 more source

Hotspot wireless LANs to enhance the performance of 3G and beyond cellular networks [PDF]

open access: yes, 2003
At present, WLANs supporting broadband multimedia communications are being developed and deployed around the world. Standards include HIPERLAN/2 defined by ETSI BRAN and the 802.11 family defined by the IEEE.
Nix, AR   +4 more
core   +1 more source

Eco-friendly rock fracturing: Enhancing SREMA with calcium sulfate for sustainable mineral recovery

open access: yesMaterials Today Sustainability
The study investigates the impact of calcium sulfate (CaSO4) on the performance of Slow-Releasing Energy Material Agents (SREMAs) for in-situ mineral recovery (IMR).
T. Kannangara   +2 more
doaj   +1 more source

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