نتایج جستجو برای: 7 band

تعداد نتایج: 767916  

2008
L. HYATT J. J. MCMAHON G. W. NIXON D. SAMTLEBEN K. M. SMITH K. VANDERLINDE D. BARKATS P. FARESE T. GAIER J. O. GUNDERSEN M. M. HEDMAN S. T. STAGGS B. WINSTEIN

We present new measurements of the cosmic microwave background (CMB) polarization from the final season of the Cosmic Anisotropy Polarization MAPper (CAPMAP). The data set was obtained in winter 2004–2005 with the 7 m antenna in Crawford Hill, New Jersey, from 12 W-band (84–100 GHz) and 4 Q-band (36–45 GHz) correlation polarimeters with 3.3′ and 6.5′ beamsizes, respectively. After selection cri...

Journal: :modeling and simulation in electrical and electronics engineering 2015
javad soleiman meiguni alireza ghobadi rad

a fourth-degree substrate integrated waveguide (siw) crossed coupled band pass filter for wlan band is designed by using a new negative coupling structure. it consists of two u shape microstrip lines on top and bottom planes with via holes at the center of them. this paper investigates the phase characteristics of negative and positive coupling structures and their effects. the design, fabricat...

2015
Felix Emmert Oliver Gasser

Out-of-band network management is becoming more and more popular amongst high tech companies since high availability of network services is becoming more and more important. Especially servers with built in out-of-band management capabilities are growing in numbers as the increasing demand in bandwidth forces companies providing web services to outsource their networks to colocation centers tha...

2008
Kentaro Sekine

Recently, wireless-PAN systems using a UWB technique are considered. Antennas such as a planar trapezoidal monopole or dipole antenna for a UWB was developed.[1],[2] Since a 5 GHz band is allocated for wireless LAN service such as an IEEE802.11a, a UWB antenna should have a band notch to avoid an interference between two systems. To fulfil this requirement, several UWB antennas having a band no...

2012
Gang Liu Hermann Schumacher

This paper presents two broadband LNAs covering the frequency ranges from 47 to 77 GHz and 73 to 140 GHz, with peak gain above 20 dB. A proposed Ttype matching topology has been adopted in both circuits to achieve the wide bandwidth. While the V-band LNA achieves the design target, the bandwidth in W/F-band is reduced to 73-140 GHz, with a mid-band gain of 20 dB. The measured NF is below 7.2 dB...

Journal: :Blood 1997
K Fischer S Fröhling S W Scherer J McAllister Brown C Scholl S Stilgenbauer L C Tsui P Lichter H Döhner

Loss of chromosome 7 (-7) or deletion of its long arm (7q-) are recurring chromosome abnormalities in myeloid disorders, especially in therapy-related myelodysplastic syndrome (t-MDS) and acute myeloid leukemia (t-AML). The association of -7/7q- with myeloid leukemia suggests that these regions contain a novel tumor suppressor gene(s) whose loss of function contributes to leukemic transformatio...

Journal: :medical journal of islamic republic of iran 0
davod jafari shafa yahyaian hospital. tehran university of medical sciences,tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences)سازمان های دیگر: shafa yahyaian hospital omid liaghat shafa yahyaian hospital. department of hand surgery, shafayahyaian hospital, baharestan sq. tehran university of medical sciences, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences)سازمان های دیگر: shafa yahyaian hospital

abstract a 2.5 year old girl is presented with both hands constriction bands leading to distal amputations and the rare deformity of shoulder duplication in the right side accompanying constriction skin marking over the affected shoulder. the cephalomedial scapula articulated with the clavicle and the caudolateral scapula articulated with humeral head. the most important physical finding which ...

Journal: :The journal of physical chemistry letters 2016
Jason M Crowley Jamil Tahir-Kheli William A Goddard

An important property with any new material is the band gap. Standard density functional theory methods grossly underestimate band gaps. This is known as the band gap problem. Here, we show that the hybrid B3PW91 density functional returns band gaps with a mean absolute deviation (MAD) from experiment of 0.22 eV over 64 insulators with gaps spanning a factor of 500 from 0.014 to 7 eV. The MAD i...

2008
A. Baryshev

This report describes band 9 beam pattern measurements which were made at NA ALMA front end integration center during the visit of ALMA band 9 group representatives from 2 to 7 of June 2008. The Band 9 cartridge system was mounted within ALMA front end cryostat #2 and the overall system included the cryostat window and filters. Measurement set-up, experiment condition and sequence and results o...

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