Impression

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Impression

A user's view of an online advertisement. Each time a website viewer sees an online ad, this is one impression. The more impressions an ad receives, the more likely it is that a user will click on it. Most online ads are sold by cost per thousand of impressions. See also: CPC.
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References in periodicals archive ?
The dimensional change direction depends on the bonding of impression material and impression tray. Elastic recovery is the nature of polyvinyl siloxane to return to its original shape after stretching so that the material can be larger or smaller.
Frank has shown that least displacement will occur when an impression tray has relief space and escape holes [17].
Properties of the tray adhesive of an addition polymerizing silicone to impression tray materials.
If alginate material mixed in thin consistency it would be hard to handle and escape from the tray which cause the voids formation in impression of irreversible hydrocolloid is difficult to control in the impression tray and may flow out from the tray and cause voids in the impression, thus results inaccurate production of the anatomy of soft tissues.
(10) Some authors advocated a release or escape vent within the final impression tray to prevent the build up of excessive pressure.
(7,8) Acrylic resin impression tray was constructed.
Typically the separate arch impressions are made using a medium sized plastic mandibular stock impression tray (Figure 2, pg.
The impression tray is then re- placed on the ridge in order to record the exact implant positions in a closed mouth technique.
Simultaneously alginate was loaded onto the maxillary impression tray and placed in the mouth.
The long-term success of fixed dental restorations requires the amalgamation of accurate usage of impression tray, impression material and impression technique.
A polyvinyl siloxanes (Aquasil Soft Putty and Aquasil LV, Dentsply Int.) impression was made using the putty reline technique in a rim-lock impression tray and removable dies were fabricated.
It must be noted that because Wonderfill is water soluble, excess water must be removed from the impression tray before application.