Abstract: Precision instruments of aerospace equipment are often affected by low frequency and broadband vibration. Active vibration isolation system (AVIS) is usually employed to suppress vibration.

Westlake to shutter PVC, VCM, styrene units, cutting 295 jobs Three plants within Westlake's Lake Charles complex are affected by the cutbacks. (Westlake Corp.) ...

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A high-level overview of Vecima Networks Inc. (VCM:CA) stock. View (VCM:CA) real-time stock price, chart, news, analysis, analyst reviews and more.

Three suspected robbers have been killed during a shootout with the Police in a bush at Anwiankwanta in the Ashanti Region. The three suspected robbers are Issah Seidu, 29, Musah Yakubu 35, and Yahaya ...