Patent classifications
H01J2237/30
Operating a particle beam device
A method of operating a particle beam device for imaging, analyzing and/or processing an object may be carried out, for example, by a particle beam device. The method may include: identifying at least one region of interest on the object; defining: (i) an analyzing sequence for analyzing the object, (ii) a processing sequence for processing the object by deformation and (iii) an adapting sequence for adapting the at least one region of interest depending on the processing sequence and/or on the analyzing sequence; processing the object by deformation according to the processing sequence and/or analyzing the object according to the analyzing sequence; adapting the at least one region of interest according to the adapting sequence; and after or while adapting the at least one region of interest, imaging and/or analyzing the at least one region of interest using a primary particle beam being generated by a particle beam generator.
ION GUN AND VACUUM PROCESSING APPARATUS
An ion gun according to one embodiment of the present invention has an anode, a cathode having a first portion and a second portion that face the anode, and a magnet that creates a spatial magnetic field between the first portion and the second portion. An annular gap including a curved portion is provided between the first portion and the second portion of the cathode. The magnet creates lines of magnetic field having the bottom inside with respect to the sectional center line of the gap between the first portion and the second portion of the curved portion.
Vacuum apparatus and recovery support method
A vacuum apparatus equipped with an automatic transport mechanism for transporting a specimen and a sensor for detecting a state of the vacuum apparatus includes: a determining unit which determines whether a recoverable error has occurred based on a signal from the sensor; and a display control unit which causes, when it is determined that a recoverable error has occurred, a display unit to display a procedure of a recovery operation in a wizard format. The display control unit determines whether the recovery operation has been performed according to the procedure displayed on the display unit based on a signal from the sensor, and causes the display unit to display a next procedure of the recovery operation when it is determined that the recovery operation has been performed according to the procedure.
Particle beam transport apparatus
The present invention is related to an apparatus for transporting a charged particle beam. The apparatus may include means for scanning the charged particle beam on a target, a dipole magnet arranged upstream of the means for scanning, at least three quadrupole lenses arranged between the dipole magnet and the means for scanning and means for adjusting the field strength of said at least three quadrupole lenses in function of the scanning angle of the charged particle beam. The apparatus can be made at least single achromatic.
AUTOMATED OPERATIONAL CONTROL OF MICRO-TOOLING DEVICES
A micro-tooling device, such as, for example, a scanning electron microscope or a focused-ion beam microscope, provides images. A first machine-learning algorithm and a second machine-learning algorithm are sequentially coupled. The first machine-learning algorithm determines a progress along a predefined workflow based on feature recognition in images associated with the workflow. The second machine-learning algorithm predicts settings of operational parameters of the micro-tooling device in accordance with the progress along the predefined workflow.
Ion gun and vacuum processing apparatus
An ion gun according to one embodiment of the present invention has an anode, a cathode having a first portion and a second portion that face the anode, and a magnet that creates a spatial magnetic field between the first portion and the second portion. An annular gap including a curved portion is provided between the first portion and the second portion of the cathode. The magnet creates lines of magnetic field having the bottom inside with respect to the sectional center line of the gap between the first portion and the second portion of the curved portion.
Device for generating negative ions by impinging positive ions on a target
A device for generating negative ions comprises: a) an ionizer (14) including a heatable ionizer surface; b) a heater (60) for heating said ionizer whereby positive ions (30) are generated at said ionizer surface (14e); c) a target (34) including a material for generating negative ions when said positive ions impigne on said material;
wherein d) said ionizer is arranged opposite the target; e) said target is electrically negatively biased in respect to said ionizer; f) said ionizer comprises an aperture (22) through which said generated negative ions are extracted from said target to generate a beam (50) of negative ions; and
wherein g) said ionizer surface (14e) is planar.
METHOD FOR OPERATING A PARTICLE BEAM DEVICE AND PARTICLE BEAM DEVICE FOR CARRYING OUT THE METHOD
A method of operating a particle beam device for imaging, analyzing and/or processing an object may be carried out, for example, by a particle beam device. The method may include: identifying at least one region of interest on the object; defining: (i) an analyzing sequence for analyzing the object, (ii) a processing sequence for processing the object by deformation and (iii) an adapting sequence for adapting the at least one region of interest depending on the processing sequence and/or on the analyzing sequence; processing the object by deformation according to the processing sequence and/or analyzing the object according to the analyzing sequence; adapting the at least one region of interest according to the adapting sequence; and after or while adapting the at least one region of interest, imaging and/or analyzing the at least one region of interest using a primary particle beam being generated by a particle beam generator.
Vacuum Apparatus and Recovery Support Method
A vacuum apparatus equipped with an automatic transport mechanism for transporting a specimen and a sensor for detecting a state of the vacuum apparatus includes: a determining unit which determines whether a recoverable error has occurred based on a signal from the sensor; and a display control unit which causes, when it is determined that a recoverable error has occurred, a display unit to display a procedure of a recovery operation in a wizard format. The display control unit determines whether the recovery operation has been performed according to the procedure displayed on the display unit based on a signal from the sensor, and causes the display unit to display a next procedure of the recovery operation when it is determined that the recovery operation has been performed according to the procedure.
METHOD OF PROCESSING A SURFACE BY MEANS OF A PARTICLE BEAM
A method for processing a surface, having an initial topology, using a particle beam can include processing of the surface using the particle beam at a first angle of the particle beam with respect to the surface in accordance with a target topology of the surface. The method can furthermore include subsequent processing of the surface using the particle beam at a second angle of the particle beam with respect to the surface in accordance with the target topology of the surface, wherein the second angle differs from the first angle.