47 results about "Cell volume" patented technology

Disclosed herein is a design for an electrochemical energy-storage cell that can withstand high pressure environments. The cell has a gas-tight cell housing that encloses an electrolyte in contact with an electrode assembly. The cell housing defines a cell volume. A pressure-equalizing member is connected to the cell housing and constructed to displace a portion of the cell volume to equalize a pressure differential between an external pressure on the cell and an interior pressure of the cell. The electrolyte remains in a liquid or gas phase when the pressure-equalizing member displaces the portion of the cell volume and equalizes the pressure differential.

Systems and methods for delivering a process gas having a desired diborane concentration to a processing volume of a processing chamber are provided. In one embodiment, a system includes a borane concentration sensor. The borane concentration sensor includes a body and a plurality of windows. Here, each window of the plurality of windows is disposed at an opposite end of the body and the body collectively defines a cell volume with the plurality of windows. The borane concentration sensor further includes a radiation source disposed outside the unit volume and adjacent to a first window of the plurality of windows, and a radiation detector disposed outside the unit volume and adjacent to a second window of the plurality of windows.

The invention relates to a polymorphic nonlinear optical crystal material of 3-amino-1, 2, 4-triazole nitrate and preparation and application of the polymorphic nonlinear optical crystal material, the chemical formula of the polymorphic material is (C2H5N4) (NO3), the molecular weight is 147.11, and the polymorphic material specifically comprises two crystal forms: (1) alpha-(C2H5N4) (NO3) belongs to a triclinic system, the space group is P1, the cell parameters are alpha = 110.44-114.63 degrees, (2) beta = 93.04-97.71 degrees, gamma = 93.49-97.64 degrees and Z = 2, and compared with the prior art, the cell volume of the polymorphic nonlinear optical crystal material is larger than that of the prior art, and the cell volume of the polymorphic nonlinear optical crystal material is larger than that of the prior art The polymorphic alpha-(C2H5N4) (NO3) and beta-(C2H5N4) (NO3) materials involved in the invention have a relatively large frequency-doubled effect at 1064nm, and phase matching can be realized by the polymorphic alpha-(C2H5N4) (NO3) materials and the polymorphic beta-(C2H5N4) (NO3) materials. In addition, the ultraviolet absorption cut-off edges of the crystal material are 240 nm and 248 nm respectively, and the crystal material has wide application prospects in the photoelectric technical fields of laser frequency conversion, high-speed optical signal modulation, holographic storage systems and the like.

This invention relates to a germanium-based chiral perovskite second-order nonlinear optical crystalline material, its preparation and application, wherein the chemical formula of the material is ( R -C7H 10 NO)GeI3 and ( S -C7H 10 NO)GeI3, where R -C7H 10 NO is a (R)-2-(1-hydroxyethyl)pyridine cation. S -C7H 10 NO is a (S)-2-(1-hydroxyethyl)pyridine cation. This crystal belongs to the hexagonal crystal system, space group [space group number missing]. P 63, cell parameters a =17.0~18.0 Å, b =17.0~18.0 Å, c =7.0~8.0 Å, unit cell volume V =2000~2200 Å 3 , α = β =90°, gamma =120° Z= 2. Under 1200 nm laser irradiation, the nonlinear optical crystal of the present invention ( R -C7H 10 NO)GeI3 and ( S -C7H 10 The frequency doubling effect of GeI3 powder is 15 times that of KH2PO4; under 2000 nm laser irradiation, the frequency doubling effect of the crystalline material powder is 1.0 times that of KTiOPO4, and both can achieve phase matching. The crystalline material also has a large birefringence, wherein ( R -C7H 10 NO)GeI3 is 0.518 @ 546 nm, ( S -C7H 10 The NO)GeI3 has a wavelength of 0.529 nm at 546 nm and a moderate optical band gap (2.68 eV). The crystalline material of this invention shows significant engineering application value in nonlinear optical applications such as near-infrared laser frequency conversion, optical parametric amplification, and electro-optic signal processing.

The application provides a fluorinated guanidinium borate nonlinear optical crystal and a preparation method and application thereof. The chemical formula of the crystal is [C(NH2)3]B6O9F, the molecular weight is 287.95, the crystal belongs to an orthorhombic system, the space group is Pnma, Pna 21, the cell parameter is a=7.8420(11) Å, b=15.1862(19) Å, c=8.5762(9) Å, α =90°, β =90°, γ =90°, the unit cell volume is 1021.3(2) ų, the crystal is grown by a high-temperature solution method or a flux method, the frequency doubling effect of the crystal is 0.4 times of that of KH2PO4 (KDP), the ultraviolet cutoff edge is 190 nm, the birefringence is large, the birefringence is 0.133 @ 1064 nm, and the deep ultraviolet phase matching capability is deep, the shortest matching wavelength is 196 nm, and the crystal can be applied to deep ultraviolet nonlinear optical crystals in a full solid-state laser.

Disclosed herein is a design for an electrochemical energy-storage cell that can withstand high-pressure environments. The cell has a gas-tight cell housing that encloses an electrolyte in contact with an electrode assembly. The cell housing defines a cell volume. A pressure-equalizing member is connected to the cell housing and constructed to displace a portion of the cell volume to equalize a pressure differential between an external pressure on the cell and an interior pressure of the cell. The electrolyte remains in a liquid or gas phase when the pressure-equalizing member displaces the portion of the cell volume and equalizes the pressure differential.

The present invention relates to a vanadium oxide-coated and zirconium-doped modified precursor, as well as its preparation method and application. The preparation method specifically utilizes zirconium doping and an ammonium vanadate solution. The stabilizing effect of zirconium suppresses cation mixing and reduces lattice distortion. Zirconium doping maintains unit cell volume stability, avoiding the unit cell expansion caused by conventional doping elements, thereby preserving the material's high-rate performance. By utilizing the semiconductor-metal phase transition properties of vanadium oxide, the critical temperature of which can be adjusted to near room temperature, improving the material's high-temperature stability and electronic conductivity. The combination of these two properties can significantly improve the high-rate discharge performance of ternary cathode materials, as well as the material's structural stability.

A printing intaglio plate including a resin layer constituting a plate surface, in which a Shore A hardness of the resin layer is 30 degrees or more and 90 degrees or less, a surface free energy of the resin layer is 10 mN / m or more and 35 mN / m or less, and the resin layer includes a cell on the plate surface and a coefficient of variation in cell volume of the cell, for printing at the same ink concentration, is 0.2 or less.

The application provides a compound beta-cesium cadmium silicon sulfur and a beta-cesium cadmium silicon sulfur nonlinear optical crystal and a preparation method and an application, the chemical formula of the compound is beta-Cs2CdSi4S 10 , the molecular weight is 755.04, the chemical formula of the crystal is beta-Cs2CdSi4S 10 , and the molecular weight is 755.04. The crystal belongs to a tetragonal system, the space group is I -4, the cell parameter is a=8.4233(7)Å, c=14.6136(12)Å, and the unit cell volume is 1036.86(19)Å 3 . The crystal is prepared by a vacuum sealing tube method, the frequency doubling effect of the beta-Cs2CdSi4S 10 crystal is about 1.1-1.2 times of that of AgGaS2 (AGS); the band gap of the crystal is 4.21 eV, the ultraviolet cutoff edge is 254 nm, and the infrared transparent range is greater than 8 mu m. The crystal has the advantages of simple preparation process, short growth period, avoidance of raw material leakage and pollution. The crystal has important applications in the fields of atmospheric remote sensing and communication, and can be used for manufacturing frequency down-conversion devices for high-power laser output applications.

The invention discloses a lattice data compression method and system for additive manufacturing and a medium, belongs to the technical field of additive manufacturing, and aims at solving the technical problem that an efficient compression method for lattice data is urgently needed at present to improve the efficiency and precision of lattice structure modeling at the same time. The method comprises the following steps: constructing a unit cell volume field data set based on a predefined unit cell type; constructing a neural network model based on an auto-encoder architecture; training the neural network model through the unit cell volume field data set to obtain a unit cell volume field prediction model; extracting a three-dimensional grid structure of target unit cell volume field data through the unit cell volume field prediction model; and performing accuracy verification on the extracted three-dimensional grid structure, and performing optimization training on the unit cell volume field prediction model according to a verification result.

The application provides a icariin-1,2-dipyridyl ethane co-crystal, and relates to the technical field of crystal drug molecules. The co-crystal uses Cu-K alpha radiation, and the X-ray diffraction spectrum expressed by 2theta has characteristic peaks at 5.00+ / -0.2 degrees, 10.09+ / -0.2 degrees, 10.28+ / -0.2 degrees, 12.41+ / -0.2 degrees, 17.14+ / -0.2 degrees, 23.01+ / -0.2 degrees, 24.43+ / -0.2 degrees, 26.88+ / -0.2 degrees, 27.53+ / -0.2 degrees and 27.60+ / -0.2 degrees. The crystallographic measurement parameters are as follows: triclinic crystal system, space group P-1, cell parameters alpha=104.080(2) degrees, beta=92.0920(10) degrees, gamma=90.1980(10) degrees, cell volume V=0.5937(5) nm3, Z=2, Dc=1.406 g / cm3, F(000)=288, mu=0.152 mm-1, Rint=0.038, R=0.038, wR=0.093, S=1.03, and the related preparation method and application are provided. The icariin-1,2-dipyridyl ethane co-crystal of the application has achieved great improvement in stability and bioavailability.

The invention discloses a method for regulating and controlling the lattice structure and the physical property of perovskite oxide based on oxygen vacancy, and the prepared perovskite oxide film has the continuous regulation and control characteristic of anisotropic physical property compared with the conventional directly grown perovskite oxide film. The method has important application value in the fields of magnetism, electricity, optics and the like of perovskite oxide thin film material regulation and control. The method comprises the following steps: firstly, controlling the growth oxygen pressure of the perovskite oxide thin film, so that the thin film is subjected to lattice expansion and relaxation at high temperature and low oxygen pressure; after growth, the perovskite oxide film is subjected to low-temperature annealing in oxygen to fill oxygen vacancies and repair crystal lattices, so that the unit cell volume is reduced. The in-plane lattice is constrained by the substrate, so that the out-plane lattice constant is obviously shrunk. Finally, the obtained perovskite oxide thin film realizes anisotropic continuous regulation and control of the lattice structure and the physical property under the condition of keeping relatively high crystal quality. According to the invention, through an innovative'oxygen vacancy introduction-elimination 'process route, a new way is provided for regulating and controlling the anisotropy of the physical property of the perovskite oxide film.

The present invention provides a compound, calcium guanidine nitrate, and a birefringent calcium guanidine nitrate crystal, as well as a preparation method and use thereof. The chemical formula of the compound is [C(NH2)3]2Ca(NO3)4(H2O)2, the molecular weight is 444.33, and the compound is prepared by a solvent thermal method. The crystal chemical formula is [C(NH2)3]2Ca(NO3)4(H2O)2, the molecular weight is 444.33, and the crystal belongs to the monoclinic system with a space group of C 2 / c , the unit cell parameters are a =20.319(3)Å, b =6.5717(8)Å, c =14.2195(16)Å, α =90°, β =116.399(5)°, c =90°, the unit cell volume is 1700.8(4)Å 3 , with a transmittance range of 281-1600 nm and a birefringence index between 0.152 (1064 nm) and 0.23 (281 nm). Grown using a room-temperature aqueous solution method, the resulting birefringent crystals possess moderate mechanical hardness, are easily cut, polished, and stored, and are easy to grow under simple growth conditions. They are insoluble in water, non-deliquescent, and stable in air. They exhibit a wide transmittance range and birefringence, and can be used to fabricate polarization beam splitters, phase delay devices, and electro-optical modulators.

The present application relates to the technical field of medical isotopes, and particularly relates to a thorium phosphonate framework material, a preparation method thereof and application of the thorium phosphonate framework material in a thorium-radium generator. The thorium phosphonate framework material has a chemical formula of Th2(TppmH4)2(H2O)4·8H2O, a monoclinic crystal structure, a space group of P21 / c, a unit cell parameter of a=14.4222-14.4242 Å, b=22.5950-22.5982 Å, c=22.1265-22.1301 Å, β=108.993-108.997°, and a unit cell volume of 6819.239 ų. The thorium phosphonate framework material is a solid particle for imprisoning thorium ions in a framework material, and when applied in a thorium-radium generator, the volume of the generator can be reduced, and the specific activity of a radium product can be improved; when thorium is decayed into radium, the radium can be released from the restraint of the framework material, and the radium can be directly eluted out of the framework material.

The application discloses a kind of lattice data compression methods, systems and media for additive manufacturing, belong to additive manufacturing technical field, for solving the technical problem of the high efficiency compression method for lattice data needed urgently at present, to simultaneously improve the efficiency and precision of lattice structure modeling.Method includes: based on predefined unit cell type, construct unit cell volume field dataset;Construct neural network model based on auto-encoder architecture;Through the unit cell volume field dataset, the neural network model is trained, and a unit cell volume field prediction model is obtained;Through the unit cell volume field prediction model, the three-dimensional grid structure of target unit cell volume field data is extracted;The extracted three-dimensional grid structure is verified accurately, and the unit cell volume field prediction model is optimized and trained according to the verification result.

The application discloses a kind of single-cell metabolite in vivo in situ detection method, which comprises the following steps: establishing single-cell cytoplasm sampling volume / single-cell volume relative quantification method, obtaining the relative maximum cytoplasm extraction volume when maintaining single-cell survival;Build composite ion source, obtain the minimum sampling volume of 150 metabolites detected from single cytoplasm, obtain the sampling volume of single-cell cytoplasm in the in vivo in situ detection of metabolome;Through picoliter pump probe microscope fixed-point positioning puncture cell membrane, extract the cell cytoplasm of the above sampling volume;Metabolites in the extracted single-cell cytoplasm are ionized using composite ion source;Metabolites after ionization are detected by mass spectrometry.The application can realize multiple single-cell cytoplasm extraction of in vivo embryo during development, mass spectrometry metabolite detection, while ensuring cell survival, multiple sampling, while realizing accurate detection of trace metabolites in single cell.

This application discloses a fluorinated zirconium phosphate compound, its nonlinear optical crystal, its preparation method, and its applications. The chemical formula of the fluorinated zirconium phosphate compound is Zr(H2PO4)(HPO4)F·nH2O, where 0≤n≤3, and n is an integer. Its nonlinear optical crystal consists of a two-dimensional infinite layered structure formed by [ZrO5F] coordination polyhedra and [HPO4] and [H2PO4] tetrahedra connected by shared oxygen atoms, with interlayer crystal water molecules forming a hydrogen bond network. The nonlinear optical crystal is a non-centrosymmetric crystal; it belongs to the monoclinic crystal system; and its space group is [missing information - likely a specific space group or group]. I 2; The unit cell parameters of a nonlinear optical crystal are a =10.1200(5)Å, b =6.5653(3)Å, c =15.6899(8), β =92.340(5), unit cell volume V =1041.58(9)Å 3 This nonlinear optical crystal possesses deep ultraviolet transparency, a considerable frequency doubling response, and high birefringence, thus meeting the application requirements of nonlinear optical devices. Furthermore, the preparation method has the advantages of simple operation, low cost, low pollution, and low toxicity of the raw materials used.

To provide a method for harvesting recombinant proteins from a mammalian cell culture solution.SOLUTION: The method comprises culturing mammalian cells expressing a recombinant protein in cell culture medium for a predetermined time or until a desired cell density and / or packed cell volume is achieved, adding a cationic polymer and a non-ionic polymer to the cell culture medium to initiate flocculation, mixing the cell culture medium during the flocculation, allowing the flocculent to settle, and recovering the clarified supernatant.SELECTED DRAWING: None

The invention provides a cesium potassium fluoborate nonlinear optical crystal and a preparation method and application thereof, the chemical formula of the crystal is Cs4.8K5.2 B13O15F19, the molecular weight is 1582.8, the crystal belongs to a trigonal system, the space group is R3m, the cell parameters are as follows: a = 14.2606 (8), b = 14.2606 (8), c = 14.7689 (10), alpha = 90 degrees, beta = 90 degrees, gamma = 120 degrees, the unit cell volume is 2601.1 (3) 3, the number z of molecules in the cell is 3, the ultraviolet absorption edge is less than 200 nm, and the crystal has a nonlinear optical effect. And the frequency-doubled effect of the powder is about 0.17 times that of KDP (potassium dihydrogen phosphate). The crystal is grown by adopting a high-temperature solution method and a vacuum packaging method. The crystal has good chemical stability and can be used for manufacturing ultraviolet nonlinear optical devices.

The invention belongs to the technical field of preparation of high-performance positive electrode materials for sodium-ion batteries, and particularly relates to a porous spherical ferric pyrophosphate sodium-based positive electrode material synthesized on the basis of a sol-gel method. The invention provides a new strategy for coordinated regulation and control of high-entropy induced lattice distortion and a porous microsphere structure, and the micron-sized spherical rich-hole high-entropy positive electrode material Na4Fe2.75 (MgCrMnVCo) 0.05 (PO4) 2P2O7 (HE0.05-NFPP) is successfully prepared. High-entropy doped five-membered transition metal ions are introduced through a solution-gel method, on one hand, lattice distortion is induced through the high-entropy effect, the unit cell volume is enlarged, and a three-dimensional transmission channel of Na < + > is effectively widened; and on the other hand, the energy density is greatly improved through the porous microsphere structure, internal gaps of the porous microsphere structure serve as a buffer layer and an electrolyte storage area, and the problem of interface infiltration at the low temperature and volume expansion at the high temperature are effectively solved. The material shows excellent all-weather sodium storage performance, and the capacity retention rate reaches 87.1% after 10000 cycles at the ultrahigh rate of 50 DEG C at the normal temperature; at a high temperature of 60 DEG C, 82.9 mAh g <-1 > (50 C); more importantly, at the low temperature of-20 DEG C, the reversible capacity of 73.9 mAh g <-1 > can still be released at the multiplying power of 10 C. According to the invention, a solution with great industrial prospect is provided for developing a wide-temperature-range and fast-charging sodium-ion battery.

The present invention provides a compound yttrium lead rubidium borate and a yttrium lead rubidium borate nonlinear optical crystal and a preparation method and use thereof. The chemical formula of the compound is Rb7PbY2B 15 O 30 , molecular weight is 1625.45, it is prepared by solid phase synthesis or vacuum packaging method, the crystal chemical formula is Rb7PbY2B 15 O 30 , molecular weight is 1625.45, belongs to the trigonal system, and the space group is R 32, the unit cell parameters are a =13.4642(3)Å, b =13.4642(3)Å, c =15.2917(8)Å, α =90°, β =90°, c =120°, the unit cell volume is 2400.18 Å 3 , using melt method, high temperature melt method or vacuum packaging method to grow crystals, the Rb7PbY2B obtained by this method 15 O 30 Nonlinear optical crystal, the powder frequency-doubled effect of the crystal is about 1.3 times that of KH2PO4 (KDP), the ultraviolet cutoff edge is lower than 300 nm, and the physical and chemical properties are stable. It can be used as a short-wavelength ultraviolet nonlinear optical crystal in all-solid-state lasers.

This invention discloses a manganese bromide benzyltriethylammonium scintillation crystal, its preparation method, and its applications, belonging to the field of radiation detection imaging technology. The chemical formula of the manganese bromide benzyltriethylammonium scintillation crystal is [C]. 13 H 22 [N]2MnBr4 belongs to the monoclinic crystal system. P twenty one / c The unit cell parameters are a =9.0046(12)Å, b =11.5003(16)Å, c =30.658(4)Å, β =97.556(4)°, α = gamma =90°, unit cell volume is 3147.2(7)Å 3 The preparation method defined in this invention can produce manganese bromide benzyltriethylammonium scintillation crystals at the centimeter scale. Only the upper and lower light-transmitting surfaces of the crystal need to be polished to make it usable as an X-ray imaging scintillation screen. Furthermore, the crystal exhibits stable physicochemical properties (thermogravimetric analysis at 200°C) and is easy to process and store.

A printing intaglio plate including a resin layer constituting a plate surface, in which a Shore A hardness of the resin layer is 30 degrees or more and 90 degrees or less, a surface free energy of the resin layer is 10 mN / m or more and 35 mN / m or less, and the resin layer includes a cell on the plate surface and a coefficient of variation in cell volume of the cell, for printing at the same ink concentration, is 0.2 or less.

The application discloses a fluorine-containing zirconium phosphate compound, a nonlinear optical crystal thereof and a preparation method and application thereof, and belongs to the technical field of inorganic functional crystal materials. The chemical formula of the fluorine-containing zirconium phosphate compound is ZrPO4F. The nonlinear optical crystal is composed of a [PO4] tetrahedron and a fluorine-containing zirconium coordination polyhedron to form a three-dimensional skeleton structure, zirconium is six-coordinated and forms a zirconium oxygen coordination polyhedron containing F; the nonlinear optical crystal is a non-centrosymmetric crystal; the nonlinear optical crystal is of an orthorhombic system; the space group of the nonlinear optical crystal is Pna 21; the cell parameters of the nonlinear optical crystal are a = 11.6094 (5) Å, b = 6.9038 (3) Å, c = 5.4921 (2) Å, α = β = γ = 90°, Z = 4, and the unit cell volume is V = 440.19 (3) Å 3 . The nonlinear optical crystal has a nonlinear optical effect, a large band gap (deep ultraviolet transparency), a wide transmission range and easy preservation, and is a nonlinear optical crystal material with great potential application value.

The cell proliferation system comprises a bioreactor including a first fluid circulation path and a second fluid circulation path; a control system configured to manage one or more first parameters in the first fluid circulation path and one or more second parameters in the second fluid circulation path; and one or more sensors configured to measure at least one of cell capacitance and cell impedance in the bioreactor and to communicate with the control system which communicates with at least one of the first and second fluid circulation paths.

The application discloses a method and system for precisely and efficiently simulating multi-cell morphologies, which firstly gives initial states of a multi-cell system and phase field environment parameters; then semi-implicit discrete iteration is performed on a phase field evolution equation satisfied by the initial states to quickly solve morphologies (i.e. phase fields) of cells and cell groups. The application uses a diffusible field to describe cells, so that smooth, continuous and real cell characteristic cell morphology boundaries can be obtained; the application uses dense grids to accurately describe the morphology boundaries, and performs relative error control on cell volumes, so that higher reliability is achieved when calculating cell morphologies and intercellular interactions.

The present invention provides a β-cesium cadmium silicon sulfide compound, a β-Cs2CdSi4S10 infrared nonlinear optical crystal, as well as their preparation methods and applications. The β-cesium cadmium silicon sulfide compound has a chemical formula β-Cs2CdSi4S10 and a molecular weight of 755.04. The β-Cs2CdSi4S10 infrared nonlinear optical crystal belongs to the tetragonal crystal system, its space group is I-4, and its unit cell parameters are: a=8.4233(7) Å, c=14.6136(12) Å, and the unit cell volume is 1036.86(19) Å3. The present invention adopts a vacuum packaging method to prepare a β-Cs2CdSi4S10 infrared nonlinear optical crystal. By using the kurtz-berry method, it was found that the frequency doubling effect of β-Cs2CdSi4S10 crystal is approximately 1.1-1.2 times that of AgGaS2(AGS). By using the UV-visible diffuse reflection, it was found that the β-Cs2CdSi4S10 crystal has the crystal bandgap of 4.21 eV, the UV cutoff edge of 254 nm, and the infrared transparency range greater than 13 μm. The preparation method of the β-Cs2CdSi4S10 infrared nonlinear optical crystal of the present invention is simple, with a short growth period, and avoids the leakage and contamination of raw materials. The β-Cs2CdSi4S10 infrared nonlinear optical crystal of the present invention can be used to fabricate conversion devices for high-power laser output applications and has important applications in atmospheric remote sensing and communication fields.

The invention provides a compound lithium barium boron oxygen fluorine nitro and a lithium barium boron oxygen fluorine nitro nonlinear optical crystal and a preparation method and application thereof, the chemical formula of the compound is LiBa3B9O16FNO3, the molecular weight is 853.27, and the compound is prepared by adopting a solid-phase synthesis method; the chemical formula of the compound of the crystal is LiBa3B9O16FNO3, the molecular weight is 853.27, the compound belongs to a trigonal system, the space group is P31c, the cell parameters are as follows: a = 10.1393 (7), b = 10.1393 (7), c = 8.6977 (8), alpha = 90 degrees, beta = 90 degrees, gamma = 120 degrees, the unit cell volume is 774.37 (13) 3, the frequency-doubled effect of the crystal is about 1-3 times that of KH2PO4 (KDP), the ultraviolet cut-off edge is about 208 nm, the crystal is grown by adopting a melt method, a high-temperature melt method or a vacuum packaging method, the chemical stability of the crystal is good, and the crystal is suitable for industrial production. The crystal can be used as a short-wavelength ultraviolet nonlinear optical crystal in an all-solid-state laser.

This invention provides a method for producing cell tissue structures that are highly stable and reproducible. [Solution] The number of cells in the cell suspension and the cell diameter are counted (S10). The cell volume is calculated from the number of cells and cell diameter obtained in the counting step (S20). A cell pellet is obtained by centrifuging the cell suspension containing the cells whose cell volume has been calculated (S30). The cell pellet volume, which is the total volume of the cell pellet, is calculated (S40). Based on the cell pellet volume, a solvent containing biomaterials is added to the cell pellet so that the cells have a desired cell volume fraction, and a mixture is obtained (S50).

The invention discloses an optical birefringent crystal material and a preparation method and application thereof, and belongs to the technical field of optical birefringent crystal materials. The chemical formula of the optical birefringent crystal material is CdSb2S3Cl2, the optical birefringent crystal material belongs to a monoclinic system, the space group is I2 / m, the cell parameters are as follows: a = 11.5924, b = 3.8836, c = 17.7823, alpha = gamma = 90 degrees, beta = 96.85 degrees, z = 4, the unit cell volume is 794.853, and the molecular weight is 523.03. The invention further discloses a preparation method and application of the optical birefringent crystal material. The optical birefringent crystal material provided by the invention can solve the problems of low transmissivity, small birefringence and harsh growth conditions of the existing birefringent crystal material, and has a wide application prospect.