erbium

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Related to EDFA: Raman amplifier, Oadm

erbium

 (Er) [er´be-um]
a chemical element, atomic number 68, atomic weight 167.26. (See Appendix 6.)

er·bi·um (Er),

(er'bē-ŭm),
A rare earth (lanthanide) element, atomic no. 68, atomic wt. 167.26.
[from Ytterby, a village in Sweden]

erbium

/er·bi·um/ (Er) (er´be-um) chemical element (see Table of Elements ), at. no. 68.

erbium (Er)

[ur′bē·əm]
Etymology: Ytterby, Sweden
a metallic rare earth element. Its atomic number is 68; its atomic mass is 167.26.

er·bi·um

(Er) (ĕr'bē-ŭm)
A rare earth (lanthanide) element, atomic no. 68, atomic wt. 167.26.
[from Ytterby, a village in Sweden]

er·bi·um

(Er) (ĕr'bē-ŭm)
A rare earth element.
[from Ytterby, a village in Sweden]

erbium (Er)

(ur´bēəm),
n a rare earth, metallic element with an atomic number of 68 and an atomic weight of 167.26.

erbium

a chemical element, atomic number 68, atomic weight 167.26, symbol Er. See Table 6.
References in periodicals archive ?
For further information on the Compact Variable Gain 70x90mm EDFA solution visit us at OFC 2010, San Diego, 23-25 March, booth 2824.
This Gain Switched Variable-Gain EDFA provides excellent performance, such as: up to 12 dB gain variation, Noise Figure lower than 5 dB at all gains and excellent gain flattening.
RED-C), a leading provider of EDFAs, Raman amplifiers and optical monitoring devices for all optical network applications, today announced the launch of its UltraSpan product family, a comprehensive portfolio of amplification equipment designed to address the challenges of ultra long repeaterless links and long spans within multi-span links.
JDS Uniphase Corporation today announced that it has shipped over 20,000 optical communications circuit packs and subsystems, and introduced two new off-the-shelf subsystems: the EDFA and the industry's first Wavelength Blocker subsystems.
In addition to the EDFA his research group is credited with the discovery of the diode-pumped silica fiber laser now widely used in manufacturing and defense.
In this few hundred thousands US$ transaction, Highwave will supply its Intelligent generation of EDFA featuring its unique Fast Transient Electronics capabilities allowing non-disturbing traffic upgradability.
We are proud to cooperate with RED-C in their creative initiative to design optimized EDFA solutions," commented Stefan Ekman, Proximion CEO.
Similarly, the PowerExpress(TM) Network-Ready EDFA supports management protocols such as TL1 and SNMP, and EDFA functionalities such as amplification, monitoring, alarm management and remote software download can be accessed and controlled by the network management system.
The PG1600P EDFA integrates proprietary, advanced power control capability with cost-effective EDFA technology to dramatically improve 40Gb/s receiver sensitivity while suppressing optical transients that could catastrophically damage the receiver and cause network outages.
2 Technical Features Upgrades: -- Faster simulation speed -- Physics-based EDFA model supporting multiple levels of complexity (e.
The PowerShaper 3300 TDC shares the electrical, mechanical footprint and command interface of the industry leading Avanex PureGain[TM] 1600 EDFA platform.
By deploying the new modules throughout their long-haul DWDM-based fiber optic networks, customers can increase the distance between each EDFA, thereby lowering the number of EDFAs needed to regenerate a signal and saving the customer significant costs in infrastructure investment.