The phrase "after apparatus" is correct and usable in written English.
It can be used in contexts where you are referring to something that occurs or is relevant following the use or consideration of an apparatus.
Example: "The results were analyzed after apparatus was set up and calibrated."
Alternatives: "following the apparatus" or "subsequent to the apparatus".
Systematic studies of the contaminated environment of eastern Poland began several years after the Chernobyl disaster after measurement apparatus of appropriate quality (gamma spectrometers with germanium detectors and alpha spectrometers with silicon detectors) had been obtained.
After the apparatus finals Thursday night, 16-year-old TASHA SCHWIKERT of Las Vegas led with 37.450; TABITHA YIM, 15, of Irvine, Calif., was second with 36.550.... On Saturday, the USA Gymnastics Hall of Fame will induct a coach, ED BURCH, and six former gymnasts: PHIL CAHOY, LANCE RINGNALD, ANDREA SCHMID-SHAPIRO, KIM ZMESKAL BURDETTE, ANN CARR TUNNEY and SUE SOFFE SYLVESTER.
After the apparatus was cooled to room temperature, the as-prepared CNCs were obtained.
After the apparatus was cooled to room temperature, the CoFe@C was obtained.
A 5° valgus deformity also occurred after Ilizarov apparatus removal in a 31 years woman with a 43 C2 fracture.
After the apparatus is charged, just plug it into your device and charge away....is the smallest in the market.
After the apparatus was assembled as shown in Figure 1, ∼4 nL of 7.0 μM YOYO-1 in 1× TE buffer (10.0 mM Tris-HCl and 1.0 mM EDTA at pH 8.0), and then ∼4 nL of 1× TE buffer were flushed through the BaNC-HDC column from the waste side under a pressure of ∼350 psi.
When the human partner was delayed, dogs approached the apparatus after 3.6 s (±0.1) and pulled the rope after 4.2 s (±0.1).
When neither the dog nor the human partner was delayed (control test), dogs approached the apparatus after 1.8 s (±0.1) and pulled the rope after 2.4 s (±0.1).
It came as a surprise that the Guardian did not know how to deal with this after investing so much money and time trying to build an interpretative apparatus after the 2011 riots.
