A ultrahigh vacuum can be achieved by connecting said two vacuum pumps in series, whether said vacuum pump connect in series or not depending on the requirement of ultrahigh vacuity.

Application to accelerators of particles and to ultravacuum or high vacuum housings.

An ultrahigh vacuum focused ion beam micromilling apparatus and process are disclosed which can achieve high aspect ratios in a chemical-assist free environment.

A pulsed flux of atoms is adsorbed onto the surface of a 32.8 MHz nanomechanical resonator (10) within an ultrahigh vacuum environment.

A strong UHV on Earth corresponds to a pressure of about 10-8 Pa.

An integrated phase separator for use in an ultra high vacuum system, for example, a molecular beam epitaxy system, is described.

Growth and structure of ultrathin aluminafilms on the (110) surface of γ-Al4Cu9 complex metallic alloy.

The internal pressure of the LHC is 10-13 atmospheres, ten times less than the pressure on the Moon.

The present invention relates to a ultrahigh vacuum pump and a hydraulic method for compressing gas into water in three dimensions.

The beams circulate in the opposite direction, in different tubes located under a high level vacuum (ultra vacuum).

The experiments were performed in ultrahigh vacuum P < 5x10-11 mbar, and mechanically sharpened Pt/Ir tips were used.

Schematic drawing of the ALPHA experiment: antiprotons are captured and held in ultrahigh vacuum using electric and magnetic fields.

An integrated phase separator for use in an ultra high vacuum system, for example, a molecular beam epitaxy system, is described.

The preferred embodiment is for use in rotating a diffraction grating inside a Cerny-Turner monochromator at ultra-high vacuum.

They are manufactured using high temperature and high vacuum processing, which ensures a high integrity product.