摘要:
A thermoelectric device may include a thermoelectric element including a layer of a thermoelectric material and having opposing first and second surfaces. A first metal pad may be provided on the first surface of the thermoelectric element, and a second metal pad may be provided on the second surface of the thermoelectric element. In addition, the first and second metal pads may be off-set in a direction parallel with respect to the first and second surfaces of the thermoelectric element. Related methods are also discussed.
摘要:
A structure, system and method for controlling a temperature of a heat generating device in a solid medium, wherein heat is extracted from the medium into at least one heat extraction device, the heat extraction device dissipates heat into an environment apart from the medium by a heat sink thermally coupled to the heat extraction device; and heat from the medium is dissipated into the heat sink by a first thermal interface material thermally coupling the heat sink to the medium.
摘要:
A method of fabricating a thermoelectric device includes providing a substrate having a plurality of inclined growth surfaces protruding from a surface thereof. Respective thermoelectric material layers are grown on the inclined growth surfaces, and the respective thermoelectric material layers coalesce to collectively define a continuous thermoelectric film. A surface of the thermoelectric film opposite the surface of the substrate may be substantially planar, and a crystallographic orientation of the thermoelectric film may be tilted at an angle of about 45 degrees or less relative to a direction along a thickness thereof. Related devices and fabrication methods are also discussed.
摘要:
A substrate is provided including a growth surface that is offcut relative to a plane defined by a crystallographic orientation of the substrate at an offcut angle of about 5 degrees to about 45 degrees. A thermoelectric film is epitaxially grown on the growth surface. A crystallographic orientation of the thermoelectric film may be tilted about 5 degrees to about 30 degrees relative to the growth surface. The growth surface of the substrate may also be patterned to define a plurality of mesas protruding therefrom prior to epitaxial growth of the thermoelectric film. Related methods and thermoelectric devices are also discussed.
摘要:
An electronic device may include a heat generating component and a surface adjacent the heat generating component. A temperature of the heat generating component may be greater than a temperature of the surface adjacent the heat generating component during operation of the electronic device. A thermoelectric heat pump between the surface and the heat generating component may be configured to pump heat from a cold side of the thermoelectric heat pump adjacent the surface toward the heat generating component. Related methods are also discussed.
摘要:
A method of forming a thermoelectric device may include forming a first pattern of epitaxial thermoelectric elements of a first conductivity type on a surface of a semiconductor substrate. A second pattern of epitaxial thermoelectric elements of a second conductivity type may be formed on the surface of the semiconductor substrate. Moreover, the thermoelectric elements of the first and second patterns may be spaced apart, and the first and second conductivity types may be different. Related structures are also discussed.
摘要:
A substrate is provided including a growth surface that is offcut relative to a plane defined by a crystallographic orientation of the substrate at an offcut angle of about 5 degrees to about 45 degrees. A thermoelectric film is epitaxially grown on the growth surface. A crystallographic orientation of the thermoelectric film may be tilted about 5 degrees to about 30 degrees relative to the growth surface. The growth surface of the substrate may also be patterned to define a plurality of mesas protruding therefrom prior to epitaxial growth of the thermoelectric film. Related methods and thermoelectric devices are also discussed.
摘要:
A temperature control system may include a thermoelectric device and a controller electrically coupled to the thermoelectric device. The controller may be configured to sense a first value of an electrical characteristic of the thermoelectric device, and to generate a first electrical control signal to pump heat through the thermoelectric device in response to sensing the first value of the electrical characteristic of the thermoelectric device. The controller may be further configured to sense a second value of the electrical characteristic of the thermoelectric device wherein the first and second values of the electrical characteristic are different, and to generate a second electrical control signal to pump heat through the thermoelectric device in response to sensing the second electrical characteristic of the thermoelectric device with the first and second electrical control signals being different. Related methods are also discussed.
摘要:
A method of forming a thermoelectric device may include providing a substrate having a surface, and thermally coupling a thermoelectric p-n couple to a first portion of the surface of a substrate. Moreover, the thermoelectric p-n couple may include a p-type thermoelectric element and an n-type thermoelectric element. In addition, a thermally conductive field layer may be formed on a second portion of the surface of the substrate adjacent the first portion of the surface of the substrate. Related structures are also discussed.
摘要:
A method of forming a thermoelectric device may include forming a first electrically conductive trace, and bonding a thermoelectric element to the first electrically conductive trace. After bonding the thermoelectric element to the first electrically conductive trace, a metal post may be formed on the thermoelectric element so that the thermoelectric element is between the first electrically conductive trace and the metal post. After forming the metal post, the metal post may be bonded to a second electrically conductive trace so that the metal post is between the second electrically conductive trace and the thermoelectric element. Other related methods and structures are also discussed.