182results about "Radiation electrical energy" patented technology

A nuclear battery in a safety metal container device with a tandem CVD diamond cell module structure is provided, utilizing high-level radioactive waste or low-level radioactive waste including debris from a meltdown. [Solution] The nuclear battery of a safety metal container device using a tandem CVD diamond cell module structure has a thallium layer 2 and a lead layer 3 that shield against ionizing radiation arranged in parallel inside the metal container 1 having a cubic or rectangular flat surface, and a 45-degree bent perforated metal plate 20 on the surface of the cooled metal container 5, which is reinforced by providing the circulating water cooling layer 8 or forced air circulation air cooling layer 8 of the cooled metal container 5, to prevent distortion or deformation of the surface due to heat generated by the tandem CVD diamond cell module structure 10 and dissipate heat, thereby improving the utilization of power from perpetual conversion power generation and shielding against ionizing radiation.

The invention discloses a Ga2O3 heterojunction beta irradiation battery with a multi-groove radioactive source, relates to the technical field of microelectronics, and solves the problems of low energy utilization rate and low energy conversion efficiency of a Ga2O3 nuclear battery radioactive source in the prior art. The battery comprises a filling type multi-groove radioactive source; the Ga2O3 heterojunction diode unit sequentially comprises a P-type ohmic contact electrode, a P-type NiO ion implantation region, an N-type Ga2O3 low-doped epitaxial layer, an N-type Ga2O3 high-doped substrate and an N-type ohmic contact electrode from top to bottom; a multi-T-type radioactive isotope source layer in the filling type multi-groove radioactive source is arranged above the P-type NiO ion implantation region and forms radiation energy coupling with the Ga2O3 heterojunction diode unit; the groove type structure is filled with the radioactive source, the energy deposition of the radioactive source entering the semiconductor conversion device is greatly increased, and the energy conversion efficiency of the Ga2O3 beta irradiation battery is improved.

The invention provides a tritium radiation volt isotope battery. The tritium radiation volt isotope battery comprises a shell and a stacking structure, the shell is provided with an accommodating cavity; the stacked structure is arranged in the containing cavity and comprises a positive pole piece, a semiconductor transduction layer and a negative pole piece which are arranged in a stacked mode, the semiconductor transduction layer is arranged to be an array formed by columnar nano particles, liquid tritides are distributed on the surfaces of the columnar nano particles, and the liquid tritides comprise all-tritiated N-ethyl carbazole and / or all-tritiated N-ethyl carbazole and / or all-tritiated N-ethyl carbazole and / or all-tritiated N-ethyl carbazole and / or all-tritiated N-ethyl carbazole and / or all-tritiated N-ethyl carbazole. And part of tritiated N-ethyl carbazole. The radiation volt isotope battery has improved energy conversion efficiency.

A betavoltaic power source. The power source comprises a source of beta particles and a plurality of regions for collecting the beta particles and for generating electron hole pairs responsive to the beta particle flux. The power source is intended for in vivo applications and is scaled to fit within a catheter for placing the power source and one or more sensors or activators within a living body. Preferably, a secondary power source is charged by a current developed by the electron hole pairs for providing constant power to the sensors or activators.

The invention discloses a super-flexible isotope battery and a preparation method thereof, and relates to the technical field of batteries, the super-flexible isotope battery comprises a plurality of semiconductor modules, the semiconductor modules are distributed in a staggered array along the horizontal direction, and a carbon nanotube bundle is arranged between any two adjacent semiconductor modules. And the semiconductor module is connected with the carbon nanotube bundle to form a PN junction. According to the super-flexible isotope battery and the preparation method thereof disclosed by the invention, the problems of limited use scene and short power supply time of a flexible solar battery in the prior art are solved, and the super-flexible isotope battery which is high in energy density, not limited by scenes and capable of supplying power for a long time is provided.

Provided is an isotope cell, including a plurality of isotope unit cells that includes an electrode including a first electrode and a second electrode, a radioactive source arranged between the first electrode and the second electrode, and an energy conversion layer arranged between the first electrode and the second electrode, and a connector that is arranged in at least some of gaps each existing between any adjacent isotope unit cells among the plurality of isotope unit cells, and electrically connects each electrode of the adjacent isotope unit cells.

An energy converter is configured to convert photons into an output electrical signal, wherein the energy converter includes a laser arrangement configured to generate a beam of photons and a waveguide arrangement fabricated onto a substrate. The waveguide arrangement includes a plurality of waveguides configured to exhibit a non-linear optical effect, in which the plurality of waveguides are configured to receive the beam of photons and to bifurcate the beam into electron-rich photons propagating along one of the plurality of waveguides and into positron-rich photons propagating along another of the plurality of waveguides. An electrode arrangement having one or more electrodes are configured to apply an electric field to the electron-rich photons and the positron-rich photons to extract the output electrical signal therefrom. The energy converter may be, for example, included as a component part of a positron source for generating a beam of positrons.

Betavoltaic battery devices and methods of making are presented. In embodiments, an electrically inactive betavoltaic battery device comprises: a p-type semiconductor layer including at least one stable isotope that transforms into a beta emitter upon irradiation with thermal neutrons; and an n-type semiconductor beta-absorber layer configured to absorb beta particles; wherein the p-type semiconductor layer and the n-type semiconductor layer form a p-n diode, and wherein the electrically inactive betavoltaic battery device is configured to be transformed into an electrically active betavoltaic battery upon irradiation with thermal neutrons. The electrically inactive betavoltaic battery device may be transported to an irradiation facility, where it is irradiated with thermal neutrons to convert the inactive betavoltaic batter device to an active betavoltaic battery device.

A radiation detector includes a first pixel and a second pixel disposed in a same column, a first comparator connected with the first pixel via a first vertical signal line, and a second comparator connected with the second pixel via a second vertical signal line. A first distance from a conversion portion of the first pixel to the first vertical signal line is different from a second distance from a conversion portion of the second pixel to the second vertical signal line. The first comparator is configured to receive a first reference signal and compare the first reference signal with an output signal sent from the first pixel. The second comparator is configured to receive a second reference signal and compare the second reference signal with an output signal sent from the second pixel. The second reference signal is different from the first reference signal.

Various embodiments of a power source package are disclosed. The power source package includes an enclosure having an outer surface and an inner surface, where the enclosure includes a helium impermeable material; a betavoltaic power source disposed within an interior volume of the enclosure; and a pressure vent disposed on or at least partially in the enclosure and in fluid communication with the interior volume of the enclosure. The pressure vent is configured to vent at least a portion of helium generated within the enclosure through the pressure vent to an external environment of the enclosure.

The invention relates to the technical field of isotope batteries and discloses a preparation method of a transducer device and a preparation method of an isotope battery, the preparation method of the transducer device comprises the following steps: S1, preparing a to-be-fragile layer on the surface of a soluble substrate, the to-be-fragile layer comprising solvent atoms; s2, preparing a first solute layer on the surface of the layer to be fragile; s3, heating at least one of the soluble substrate, the to-be-fragile layer and the first solute layer; s4, a, etching is carried out on the surface of the fragile layer; and S5, a transducer device is prepared on the surface, with the preset shape, of the fragile layer. According to the preparation method of the transducer device, the technical problems of how to prepare the transducer device with effective thickness, realizing large-scale three-dimensional structure preparation on the surface of the transducer device and uniformly loading a radioactive source on the surface of the three-dimensional structure can be solved, the transducer device can be prepared on the fragile layer, and the radioactive source can be uniformly loaded on the surface of the three-dimensional structure by utilizing the pulverization property of the fragile layer. Therefore, a substrate-free energy conversion device can be obtained, and the effective radiation receiving area of the energy conversion device can be increased.

Silicon carbide as a radioactive isotope energy source material, containing a single crystalline phase of a silicon carbide semiconductor structure in the form of a film, having n-type or p-type electrical conductivity for separating electron-hole pairs, comprising the elements: carbon isotope C 12 and additionally carbon isotope C 14 for converting its radiation energy into electrical energy, characterized in that the concentration of radioactive isotope C 14 in one of the n-type or p-type conductivity layers is from 5·10 17 to 10 20 cm ‑3 -3 14 , wherein the n-type or p-type conductivity silicon carbide layer is formed on the surface of a monocrystalline silicon substrate, the n-type or p-type conductivity silicon carbide layer with C 14 has a porous surface topography.

The invention relates to the technical field of isotope batteries and discloses a preparation method of a substrate-free radioactive isotope source and a preparation method of an isotope battery, the preparation method of the substrate-free radioactive isotope source comprises the following steps: S1, preparing an intermediate layer on the surface of a substrate, the intermediate layer comprising solvent atoms and solute atoms; s2, preparing a solute layer on the surface of the intermediate layer, wherein the solute layer comprises the solute atoms; s3, the middle layer and / or the substrate are / is heated, the solute atoms migrate to the middle layer, and a mixed layer is obtained; s4, preparing a loading layer on the surface of the mixed layer; and S5, transferring to a radioactive isotope source loading device, powdering the mixed layer, separating the loading layer from the substrate, and obtaining the substrate-free radioactive isotope source after the loading layer absorbs the radioactive elements. According to the preparation method of the substrate isotope source, the substrate and the isotope source can be separated to obtain a substrate-free isotope source.

An integrated battery includes a substrate including a first material. The substrate includes a plurality of holes; a plurality of second material patterns each including a second material, wherein each second material pattern of the plurality of second material patterns is in a respective one of the plurality of holes, and wherein the second material has a polarity opposite to a polarity of the first material; a plurality of radiation sources configured to apply radiation to the substrate and the plurality of second material patterns; a plurality of third material patterns each including a third material; and a plurality of fourth material patterns each including a fourth material. Each third material pattern of the plurality of third material patterns is between a corresponding one of the plurality of radiation sources and a corresponding one of the plurality of fourth material patterns.

Provided is an isotope battery comprising: an isotope electrode sheet; at least one reflective sheet laminated on the isotope electrode sheet; and a waveguide connector provided between the isotope electrode sheet and the reflective sheet. Here, the isotope electrode sheet includes: a substrate; a radiation source provided in the substrate; a first conductive semiconductor layer and a second conductive semiconductor layer provided on a side of the radiation source; and a waveguide coating layer provided on the top and the bottom of the substrate.

An integrated isotope battery comprises: a substrate including a first surface, an opposite second surface, and a plurality of recesses formed in the first surface of the substrate; a layer formed at least in the plurality of recesses of the substrate, wherein the layer is of a conductivity type opposite to a conductivity type of the substrate, so that a first p-n-junction is formed at an interface between the layer and the substrate; a radioactive radiation source layer formed at least in the recesses on the layer, the radioactive radiation source layer being configured to emit radioactive radiation; a first layer formed at least in the recesses on the radioactive radiation source layer; and a second layer formed at least in the recesses on the first layer, wherein the second layer is of a different conductivity type from the first layer, so that a second p-n-junction is formed at an interface between the first layer and the second layer.

The present application provides an atomic battery that is lightweight and thin. The present application solves the above problem by providing an atomic battery that includes a thermoelectric conversion element having a thermoelectric conversion portion exhibiting nonreciprocal conduction based on a broken spatial inversion symmetry and a pair of electrodes disposed apart from each other in the thermoelectric conversion portion and used to extract a nonreciprocal thermoelectric signal, and at least one structural component of the atomic battery contains a radioisotope element.

Provided is a stacked isotope battery comprising: a plurality of stacked isotope electrode sheets; and a first external electrode of a first polarity and a second external electrode of a second polarity, which are electrically connected to the plurality of isotope electrode sheets so as to transfer, to an external load, the electrical energy generated in the plurality of stacked isotope electrode sheets, wherein each of the plurality of isotope electrode sheets comprises a substrate of chemical formula AMO3 (where A is at least one selected from the group consisting of La, Ba, Sr and K, and M is at least one selected from the group consisting of Al, In, Ga, Ti, Sn, Hf, Ta and Zr) and a radiation source extending in the thickness direction of the substrate, and the substrate comprises a first doped layer doped with a first conductivity type dopant and a second doped layer doped with a second conductivity type dopant.

A radiation battery according to an embodiment of the present disclosure may comprise: a core layer which includes a central core comprising a radiation source, and central fins; first layers, each including a first semiconductor which is a P-type semiconductor, a first core stacked on the central core in a first direction, and first fins protruding from the first core and stacked on the central fins; and second layers, each including a second semiconductor which is an N-type semiconductor, a second core stacked on the first core in the first direction, and second fins protruding from the second core and stacked on the first fins.

Disclosed herein are charge or electricity generating devices and methods of making and use thereof.

A meson converter, and method, for generating thermal energy from a meson flux includes a plurality of absorber layers, where each absorber layer includes a metal plate of a first type, and a plurality of heat transport layers where each heat transport layer includes a metal plate of a second type, where the plurality of absorber layers and the plurality of heat transport layers are arranged alternately in a stack, where each absorber layer is arranged in contact with at least one heat transport layer, where any two adjacent layers in the stack have dissimilar densities and where the thermal conductivity of the metal plate of the second type is higher than the thermal conductivity of the metal plate of the first type.

The present invention provides a strip-shaped PIN junction beta-radiovoltaic isotope battery based on a tritium source, relating to the field of isotope battery technology. The semiconductors of two unit modules are positioned opposite each other, connected and supported by a cathode metal electrode. The semiconductor intrinsic layer and P+ layer are strip-shaped, with a tritium-based radioactive source plated in the side gap. In the present invention, the majority of beta particles generated by the tritium-based radioactive source, upon entering the semiconductor, will fall into the depletion layer, resulting in a high probability of collection of the generated electron-hole pairs. This avoids the low penetration depth of tritium-based radioactive sources in traditional solutions, which results in low collection efficiency due to the P+ layer. Furthermore, electrons emitted from both sides of the tritium-based radioactive source can be captured by the semiconductor, enabling the realization of a highly efficient tritium-based beta-radiovoltaic isotope battery.

A diamond-based high power nuclear voltaic power source is described. The device is designed to supply electrical power by converting radiation energy from radioisotopes into electric power. In the process of extracting the electric power, the structure of the power source is used to assist the electric charge out from the diamond compartment of the device at high efficiency and high power.

The invention provides a C-14-based graphene flexible radiovolt isotope battery and a preparation method thereof, and belongs to the technical field of micro energy. The transduction unit is formed by mutually superposing at least one group of transduction units, inserting the transduction units into an insulating material layer and curling the insulating material layer; the transduction unit is formed by sequentially overlapping a C-14 radioactive source graphene layer, an ultra-thin silicon semiconductor structure layer and a flexible substrate layer, and the C-14 radioactive source graphene layer and the ultra-thin silicon semiconductor structure layer form a Schottky junction or heterojunction structure and are used for generating electron-hole pairs to achieve energy conversion. According to the scheme, the C-14 graphene is used as a radioactive source and forms a heterojunction or a Schottky junction with the ultrathin silicon semiconductor, and the energy conversion efficiency of the cell is improved in a multi-layer stacking mode. Besides, the radiovolt isotope battery is constructed on the foldable and bendable flexible substrate, and compared with a traditional radiovolt isotope battery, the radiovolt isotope battery can meet the requirements of flexible electronic and wearable equipment for a light, flexible and high-energy-density power supply.

The invention relates to the technical field of isotope batteries and discloses a nanopore-containing power generation assembly. The nanopore-containing power generation assembly comprises a transduction layer, the loading layer is arranged on the surface of the transduction layer in advance, and the loading layer is provided with preset nanopores. The technical problem that in the preparation process of the radioactive source in the isotope battery, due to the fact that the hydrogen absorption temperature of a hydrogen storage material is high, large thermal mismatching exists between a transducer device and the hydrogen storage material, growth stress is generated in the phase change process, and consequently the transducer device may have serious structural damage can be solved; the loading layer arranged on the surface of the transduction layer in advance is adopted, and the loading layer is provided with the nanopore structure, so that when the loading layer serves as a basic structure for preparing the isotope power generation assembly, for example, nanopores are filled with radioactive gas such as tritium, the loading layer structure is stable, and the isotope power generation assembly is prepared. The probability that the energy conversion layer structure is damaged due to growth stress generated in the phase change process can be reduced, and then it is guaranteed that the structure of the prepared isotope power generation assembly is stable.

The application discloses a battery based on beta radiation volt effect of 147Pm doped ferroelectric ceramic and a preparation method thereof, and the battery comprises an upper electrode layer, 147 a Pm doped ferroelectric ceramic layer and a lower electrode layer; the upper electrode layer, the ferroelectric ceramic layer and the lower electrode layer are sequentially connected. 147 By doping Pm into the ferroelectric ceramic, the effective combination of the energy conversion device and the radioactive source is realized, the energy loss caused by the self-absorption of the radioactive source and the energy deposition on the surface of the energy conversion material is eliminated, and the energy utilization rate of the battery is greatly improved. 147 By doping Pm in the ferroelectric ceramic, the conductivity of the ferroelectric ceramic is effectively improved. 147 Pm is a radioactive element, and beta rays are radiated in the decay process; by doping Pm into the ferroelectric ceramic, the integration of the radioactive source and the energy conversion device is realized, the conductivity of the ferroelectric ceramic is greatly improved, and higher conversion efficiency is obtained.

The iridium alloy cladding comprises an outer cladding tube and a cover body, internal threads are arranged on the inner side of the upper portion of the outer cladding tube, a circular boss is arranged at the bottom of the cover body, external threads matched with the internal threads are arranged on the outer ring of the boss, and the outer cladding tube and the cover body are assembled through the threads. The laser-pulse TIG electric arc is adopted as a composite heat source, so that welding defects such as air holes and cracks in the cladding welding seam are reduced, meanwhile, crystalline grains in the solidification process of a welding pool are refined through the pulse electric arc, the situation that the structure in the welding seam is thick due to overheating is prevented, and the mechanical property of the iridium alloy isotope heat source cladding welding seam is improved; therefore, high-quality and low-cost welding of the iridium alloy isotope heat source cladding is realized, and an iridium alloy cladding joint with excellent mechanical properties is obtained.