Abstract: A screwdriver head mounting structure includes a mounting base, a screwdriver head, a latching member and an elastic member. The mounting base defines a mounting hole and an eccentric latching hole communicating with and positioned eccentric to the mounting hole. The screwdriver head is detachably assembled to the mounting base. The screwdriver head has a latching end inserted into the mounting hole of the mounting base. The latching member is releasably and adjustably assembled to the mounting base together with the elastic member. The latching member passes through the eccentric latching hole and latches with the latching end of the screwdriver head.

Abstract: A method for molecular haplotyping of a subject is disclosed. The method comprises: randomly selecting a set of chromosomes in each of a plurality of lyzed diploid cells of the subject, collecting the selected chromosomes from said plurality of cells into a plurality of sample tubes, wherein each sample tube contains chromosomes selected from one or more cells, genotyping genomic DNA in each sample tube, and determining haplotype of the alleles based on allele nucleotide sequence information and corresponding nucleotide signal intensities from genotyping data. Other methods for molecular haplotyping using single cell lysate or single cell microdissection are also disclosed.

Abstract: A system and method provide a la carte reproduction services wherein a printing system is capable of performing multiple operational printing modes, but is configured, in a normal operational printing state, to perform a subset of the multiple operational printing modes. The printing system includes a user interface to enable a user to select an operational printing mode. The printing system, in response to a user selecting an operational printing mode not included in subset of the multiple operational printing modes, communicates with a printer service provider server to request authorization to perform the user selected operational printing mode. The printer service provider server requests predetermined information from the printing system, and, upon processing and verification of information received from the printing system, configures the printing system to perform the selected operational printing mode.

Abstract: A system and method for providing high resolution to be printed on a printing device, from video viewed on a display device by viewing video, on the display device, the video being received from a content provider over a network; controlling, thought a user interface displaying of the video on the display device; selecting, thought the user interface, an image in the viewed video to be captured for printing; generating, in response to a user selecting an image to be captured for printing, video scene identification information corresponding to the select video; transmitting the video scene identification information to the content provider; receiving, from the content provider, a high resolution image corresponding to the video scene identification information; and printing the received high resolution image.

Abstract: A system and method provide third party content to a local client printing system through a local client printing system; a content provider server operatively connected to the local client printing system; and a third party content provider server operatively connected to the content provider server. The content provider server provides printable content to the local client printing system, the printable content being specified by the local client printing system. The content provider server retrieves, from the third party content provider server, the printable content being specified by the local client printing system. The local client printing system prints the printable content received from the content provider server.

Abstract: A system and method for providing printing services to a mobile device connected to a network provides a remote print service provider server and local printers. The mobile device transmits a printer location request to the remote print service provider server. The remote print service provider server determines a physical location of the mobile device; determines which local printers are located within a predetermined parameter of the physical location of the mobile device; and transmits information to the mobile device identifying physical locations of local printers with respect to the physical location of the mobile device. The mobile device selects a local printer identified by the remote print service provider server and transmits, to the remote print service provider server, a print request. The remote print service provider server transmits the print request to the selected local printer.

Abstract: A system and method for enabling content to be displayable in association with a local client printing system associated with a printer provider. The local client printing system, in response to commands entered through the user interface, communicates with a remote printer provider server to retrieve displayable content associated with the commands entered through a user interface. The local client printing system, in response to commands entered through the user interface, communicates with the remote printer provider server to identify the display device upon which the retrieved displayable content is to be displayed. The display device receives, from the remote printer provider server, the retrieved displayable content and displays the retrieved displayable content thereupon.

Abstract: Compositions are disclosed having the formula (3): [C?]k[Ta(O2)x(L?)y]??(3), wherein x is an integer of 1 to 4, y is an integer of 1 to 4, Ta(O2)x(L?)y has a charge of 0 to ?3, C? is a counterion having a charge of +1 to +3, k is an integer of 0 to 3, L? is an oxidatively stable organic ligand having a charge of 0 to ?4, and L? comprises an electron donating functional group selected from the group consisting of carboxylates, alkoxides, amines, amine oxides, phosphines, phosphine oxides, arsine oxides, and combinations thereof. The compositions have utility as high resolution photoresists.

Abstract: A control valve includes a valve body, a valve plug, two adjusting elements and two operating members. The valve body has a valve hole defined through the valve body and further defines an inlet hole and two outlet holes respectively communicating with the valve hole. The valve plug is movably assembled within the valve body. Two ends of the valve plug are respectively exposed to the outside of the valve body. The two adjusting elements are respectively mounted to two ends of the valve body and respectively adjustably resist against two ends of the valve plug. The two operating members are respectively fixed to the two adjusting elements for driving the two adjusting elements to move the valve plug within the valve hole of the valve body, and thereby controlling the control valve to switch between an open state and a closed state.

Abstract: A clamping mechanism includes a base, a clamping block rotatably connected with the base, an eccentric handler and a guiding member. The eccentric handler defines a hinging hole and a sliding slot. Part of the sliding slot is eccentrically positioned relatively to the hinging hole. The eccentric handler hinges on the base via the hinging hole. The guiding member passes through the sliding slot and is movably connected with the clamping block. The eccentric handler pivots to enable and to force the guiding member to move along the sliding slot for clamping and releasing a workpiece placed on the base.

Abstract: Compositions are disclosed having the formula (3): [C?]k[Ta(O2)x(L?)y]??(3), wherein x is an integer of 1 to 4, y is an integer of 1 to 4, Ta(O2)x(L?)y has a charge of 0 to ?3, C? is a counterion having a charge of +1 to +3, k is an integer of 0 to 3, L? is an oxidatively stable organic ligand having a charge of 0 to ?4, and L? comprises an electron donating functional group selected from the group consisting of carboxylates, alkoxides, amines, amine oxides, phosphines, phosphine oxides, arsine oxides, and combinations thereof. The compositions have utility as high resolution photoresists.

Abstract: A clamping assembly includes a base, a clamping block, a first linkage, and a second linkage. The clamping block includes a rotating portion and a clamping portion. The rotating portion is rotatably connected to the base. The clamping portion extends out from the rotating portion towards the base. The first linkage is rotatably connected to the base, and includes a first rod portion and a second rod portion extending from the first rod portion. The second linkage includes a third rod portion and a fourth rod portion extending from the third rod portion. The third rod portion rotatably connects with the first rod portion. The fourth rod portion rotatably connects with the rotating portion of the clamping block.

Abstract: Nanoparticles in a colloid are purified, with the colloid including a fluid, unwanted matter, and the nanoparticles to be purified. An electric field is applied that is substantially spatially uniform over a distance that is at least equal to a characteristic dimension of the nanoparticles, so that at least some of the nanoparticles move towards at least one collection surface as a result of the force arising between their electrical charge and the electric field, whereupon nanoparticles are collected on said at least one collection surface. The collection surface(s) may be one or more electrodes to which a voltage potential is applied. The collected nanoparticles are then removed from the collection surface, e.g., by dispersing them into another fluid.

Abstract: A telescoping mechanism includes a base, a movable member, a support member, and a resisting assembly. The base defines a receiving groove. The movable member is slidably connected to and opposes the base. The support member is rotatably connected with the base. The support member includes a first support portion engaged in the receiving groove and a second support portion connected with the first support portion. The second support portion defines an engaging groove. The resisting assembly is mounted on the second support portion. To lift the movable member, the first support portion is lifted and resists against the movable member, and after the movable member is brought down to the base, the movable member latches in the engaging groove, and the resisting assembly resists against the movable member.

Abstract: A support mechanism includes a base, two guide poles positioned on the base, two guide poles positioned on the base, a support block slidably sleeved on the two guide poles, a V-shaped rod rotatably connected to a side of the base, a support rod rotatably connecting the V-shaped rod to the support block, and a L-shaped hook rotatably positioned on the V-shaped rod. The L-shaped hook comprises a support pole for supporting the support block.

Abstract: A method of forming CuFeS2 chalcopyrite nanoparticles. The method includes, in the presence of one or more ligands, reacting an iron-containing compound, a copper-containing compound and a sulfur-containing compound to form CuFeS2 chalcopyrite nanoparticles; and wherein at least one of the ligands forms a coordination complex with copper, and at least one of the ligands forms a coordination complex with iron. Also a method of forming metal-doped CuFeS2 chalcopyrite nanoparticles such as Zn-doped CuFeS2 chalcopyrite nanoparticles. Also, a CuFeS2 chalcopyrite nanoparticle layer on a substrate. Also, a composition of matter including Zn-doped CuFeS2 chalcopyrite nanoparticles. Also, a Zn-doped CuFeS2 chalcopyrite nanoparticle layer on a substrate.

Abstract: A double-pedal double-wheel truckle with independent braking and releasing functions is a truckle for a precision instrument and comprises a body, a rotating & locking device, a truckle body device, a braking device and a bottom cover body. The body is provided for disposing a rotating & locking device, a truckle body device, a braking device and a bottom cover body. With the independent braking and releasing functions of the braking device of the body, the user can easily operate and stably block the rotating & locking device and the truckle body device. The bottom cover body is provided for preventing foreign matters from entering the truckle body device, so that the truckle can be locked from rotation. By such arrangements, it can achieve the objectives, such as easy operation, easy to distinguish braking state, stable braking, reducing noises, strengthening structure and safe usage, etc.

Abstract: A clamping mechanism includes a positioning member, a support plate, a frame, a fastening assembly, and an operating assembly. The support plate defines a through hole. The fastening assembly is fixed to the frame. The fastening assembly includes a fastening member and an elastic member. The positioning member extends through the through hole of the support plate, and is fastened by the fastening member under an elastic force of the elastic member. The operating assembly resists the fastening member, thereby driving the fastening member away from the positioning member.

Abstract: A clamp mechanism includes a support plate, a frame, a positioning member, a resisting member, an operating assembly. The support plate defines an assembly hole. The frame is fixed to the support plate, and defines a positioning groove and a sliding groove. The positioning member extends through the assembly hole of the support plate, and received in the positioning groove. The operating assembly is connected to the resisting member. The resisting member is movably received in the sliding groove and opposite to the positioning member. The sliding groove has a first end adjacent to the positioning member and a second end away from the positioning member, such that the operating assembly drives the resisting member to move in the sliding groove from the second end to the first end, thereby clamping the positioning member in the positioning groove of the frame.

Abstract: A method for molecular haplotyping of a subject is disclosed. The method comprises: randomly selecting a set of chromosomes in each of a plurality of lyzed diploid cells of the subject, collecting the selected chromosomes from said plurality of cells into a plurality of sample tubes, wherein each sample tube contains chromosomes selected from one or more cells, genotyping genomic DNA in each sample tube, and determining haplotype of the alleles based on allele nucleotide sequence information and corresponding nucleotide signal intensities from genotyping data. Other methods for molecular haplotyping using single cell lysate or single cell microdissection are also disclosed.