Abstract: The present disclosure describes three-dimensional (3D) printing apparatuses, processes, software, and systems for producing high quality 3D objects. Described herein are printing apparatuses that facilitate control of energy beam characteristics using an optical mask during one or more printing operations.

Abstract: The present disclosure provides three-dimensional (3D) printing systems, devices, apparatuses, methods, and non-transitory computer readable media for 3D printing comprising closures of 3D object portions that are vertically directly unsupported during their printing.

Abstract: The present disclosure provides systems, apparatuses, devices software, and methods for material manipulation and detection. For example, detection of a level of material in a container such using a material level detection system. For example, temperature conditioning of the material, e.g., during its conveyance. For example, facilitating continuous flow of the material in a junction of a material conveyance system. Any of the material level detection system, temperature conditioning system, and junction, may be part of, or operatively coupled to, other system(s), e.g., the material conveyance system and/or a 3D printing system.

Abstract: The present disclosure provides various apparatuses, systems, software, and methods for three-dimensional (3D) printing. The disclosure delineates various optical components of the 3D printing system, their usage, and their optional calibration and maneuverability. The disclosure delineates calibration of one or more components of the 3D printer, e.g., the energy beam. The disclosure provides optical devices that are robust, e.g., in terms of their maneuvering.

Abstract: The present disclosure provides three-dimensional (3D) printing processes, apparatuses, software, devices, and systems for the production of at least one requested 3D object and for removal of a remainder material. The removal may be accomplished when the remainder material exhibits challenging conditions during removal while being safe for a user, the conditions comprising temperature, reactivity, bridging tendency, or possible loss of fluidity.

Abstract: The present disclosure provides three-dimensional (3D) printing systems, devices, apparatuses, methods, and non-transitory computer readable media for loading new powder into a three-dimensional printer, e.g., during the printing. The manner of loading the new powder may reduce degradation of the powder and/or reduce in the printed 3D object an amount of reaction product(s) of the powder with reactive agent(s) present in the atmosphere.

Abstract: The present disclosure provides manufacturing systems and associated devices, apparatuses, methods, and non-transitory computer readable media, in relation to pressure control in at least a portion of the manufacturing system, e.g., a three-dimensional printing system. The pressure control may consider various aspect of the printed 3D object(s) and/or the material bed utilized for printing the 3D object(s). The pressure control may utilize one or more reservoirs, e.g., at least a portion of a gas conveyance system of the 3D printer. The pressure control may reduce disturbances in an exposed surface of the material bed during the printing.

Abstract: The present disclosure provides three-dimensional (3D) printing systems, apparatuses, software, and methods for the production of at least one requested 3D object. The 3D printer includes a material conveyance system, filtering system, and unpacking station. The material conveyance system may transport pre-transformed material against gravity. The 3D printing described herein comprises facilitating non-interrupted material dispensing through a component of the 3D printer, such as a layer dispenser.

Abstract: The present disclosure provides three-dimensional (3D) printing methods, apparatuses, systems and/or software to form one or more three-dimensional objects, some of which may be complex. The three-dimensional objects may be formed by three-dimensional printing using one or more methodologies. In some embodiments, the three-dimensional object may comprise an overhang portion, such as a cavity ceiling, with diminished deformation and/or auxiliary support structures.

Abstract: The present disclosure various apparatuses, and systems for 3D printing. The present disclosure provides three-dimensional (3D) printing methods, apparatuses, software and systems for a step and repeat energy irradiation process; controlling material characteristics and/or deformation of the 3D object; reducing deformation in a printed 3D object; and planarizing a material bed.

Abstract: The present disclosure provides three-dimensional (3D) printing processes, apparatuses, software, and systems for controlling and/or treating gas borne debris in an atmosphere of a 3D printer.

Abstract: The present disclosure provides various apparatuses, systems, software, and methods for three-dimensional (3D) printing. The disclosure delineates various optical components of the 3D printing system, their usage, and their optional calibration. The disclosure delineates calibration of one or more components of the 3D printer (e.g., the energy beam).

Abstract: The present disclosure provides three-dimensional (3D) objects, 3D printing processes, as well as methods, apparatuses and systems for the production of a 3D object. Methods, apparatuses and systems of the present disclosure may reduce or eliminate the need for auxiliary supports. The present disclosure provides three dimensional (3D) objects printed utilizing the printing processes, methods, apparatuses and systems described herein.

Abstract: The present disclosure provides three-dimensional (3D) printing processes, apparatuses, software, and systems for controlling and/or treating gas borne debris in an atmosphere of a 3D printer.

Abstract: The present disclosure provides three-dimensional (3D) objects, 3D printing processes, as well as methods, apparatuses and systems for the production of a 3D object. Methods, apparatuses and systems of the present disclosure may reduce or eliminate the need for auxiliary supports. The present disclosure provides three dimensional (3D) objects printed utilizing the printing processes, methods, apparatuses and systems described herein.

Abstract: The present disclosure provides three-dimensional (3D) printing systems, apparatuses, software, and methods for the production of at least one requested 3D object. The 3D printer includes a material conveyance system, filtering system, and unpacking station. The material conveyance system may transport pre-transformed material against gravity. The 3D printing described herein comprises facilitating non-interrupted material dispensing through a component of the 3D printer, such as a layer dispenser.

Abstract: The present disclosure provides three-dimensional (3D) printing methods, apparatuses, systems and/or software to form one or more three-dimensional objects, some of which may be complex. The three-dimensional objects may be formed by three-dimensional printing using one or more methodologies. In some embodiments, the three-dimensional object may comprise an overhang portion, such as a cavity ceiling, with diminished deformation and/or auxiliary support structures.

Abstract: The present disclosure provides three-dimensional (3D) printing methods, apparatuses, and systems using, inter alia, a controller that regulates formation of at least one 3D object (e.g., in real time during the 3D printing); and a non-transitory computer-readable medium facilitating the same. For example, a controller that regulates a deformation of at least a portion of the 3D object. The control may be in situ control. The control may be real-time control during the 3D printing process. For example, the control may be during a physical-attribute pulse. The present disclosure provides various methods, apparatuses, systems and software for estimating the fundamental length scale of a melt pool, and for various tools that increase the accuracy of the 3D printing.

Abstract: The present disclosure provides three-dimensional (3D) printing methods, apparatuses, systems and/or software to form one or more three-dimensional objects, some of which may be complex. The three-dimensional objects may be formed by three-dimensional printing using one or more methodologies. In some embodiments, the three-dimensional object may comprise an overhang portion, such as a cavity ceiling, with diminished deformation and/or auxiliary support structures.

Abstract: The present disclosure provides three-dimensional (3D) printing methods, apparatuses, systems, and non-transitory computer-readable medium. The disclosure delineates real time manipulation of three-dimensional printing to reduce deformation. The present disclosure further provides 3D object formed using the methods, apparatuses, and systems.