An organic photodetector comprising an anode (103), a cathode (107) and a layer (105) comprising an organic electron donor and an organic electron acceptor between the anode and the cathode wherein the weight of the organic electron acceptor is less than 2 times that of the electron donor. The organic electron acceptor may be a fullerene. The organic electron donor may be a conjugated polymer.

The present invention is to provide a semiconductor element achieving a high-level detection sensitivity when utilized as a sensor. The present invention relates to a semiconductor element including an organic film, a first electrode, a second electrode, and a semiconductor layer, in which the first electrode, the second electrode and the semiconductor layer are formed on the organic film, the semiconductor layer is arranged between the first electrode and the second electrode, the semiconductor layer contains a carbon nanotube, and the organic film has a water contact angle of 5° or more and 50° or less.

The present invention relates to a nanovesicle comprising a heterodimeric G-protein coupled receptor, a method for preparing the nanovesicle, a field effect transistor-based taste sensor comprising the nanovesicle, and a method for manufacturing the taste sensor. The field effect transistor based taste sensor functionalized by the nanovesicle comprising the heterodimer G-protein coupled receptor according to the present invention has excellent sensitivity and selectivity and may highly specifically detect a sweet taste substance in real time, by using the heterodimeric G-protein coupled receptor and the nanovesicle comprising the same.

The invention relates to a method of assembling a biosensor device comprising two or more biosensor units, wherein each unit comprises one or more biosensors comprising one or more carbon nanotubes (CNTs) coated with nucleic acid and one or more sensor molecules coupled to the nucleic acid, wherein each one of the one or more sensor molecules is capable of binding to a target molecule in a sample. Each biosensor unit is capable of detecting a different target molecule in a sample, and each unit comprises one or more biosensors each capable of detecting the same target molecule. The invention further relates to biosensor devices and methods for detecting target molecules in a sample using the same.

Provided are organic metal halide crystals having a 1D nanotube structure. The metal halide crystals may have a unit cell that includes two or more face-sharing metal halide dimers. The metal halide crystals also may include organic cations. Methods of forming metal halide crystals having a 1D nanotube structure also are provided.

Methods of making an integrated circuit for a single-molecule nucleic-acid assay platform. In one example, the method includes adhering a carbon nanotube to a surface of a transfer film, the transfer film comprising gold or a polymer; placing the surface of the transfer film on a CMOS integrated circuit; releasing the carbon nanotube from the transfer film; and forming a pair of post-processed electrodes proximate opposing ends of the carbon nanotube, the post-processed electrodes electrically connecting the carbon nanotube to the CMOS integrated circuit. The method can also include exposing the carbon nanotube to a diazonium salt solution to form a point defect on a portion of the carbon nanotube.

An organic photodetector comprising an anode (103), a cathode (107) and a layer (105) comprising an organic electron donor and an organic electron acceptor between the anode and the cathode wherein the weight of the organic electron acceptor is less than 2 times that of the electron donor. The organic electron acceptor may be a fullerene. The organic electron donor may be a conjugated polymer.

A composition, which may be in the form of a film, comprises a network of carbon nanotubes. One or more non-conjugated polymer molecules are associated with individual carbon nanotubes or small bundles of carbon nanotubes in the form of polymer-nanotube complexes

An object of the present invention is to provide a semiconductor layer (n-type semiconductor layer) which demonstrate an excellent thermoelectric conversion performance and exhibits n-type characteristics. Another object of the present invention is to provide a thermoelectric conversion layer formed of the n-type semiconductor layer and a composition for forming an n-type semiconductor layer. Still another object of the present invention is to provide a thermoelectric conversion element, which has the thermoelectric conversion layer as an n-type thermoelectric conversion layer, and a thermoelectric conversion module. The n-type semiconductor layer of the embodiment of the present invention contains a nanocarbon material and an onium salt represented by a specific structure.

The present invention relates to a nanovesicle comprising a heterodimeric G-protein coupled receptor, a method for preparing the nanovesicle, a field effect transistor-based taste sensor comprising the nanovesicle, and a method for manufacturing the taste sensor. The field effect transistor based taste sensor functionalized by the nanovesicle comprising the heterodimer G-protein coupled receptor according to the present invention has excellent sensitivity and selectivity and may highly specifically detect a sweet taste substance in real time, by using the heterodimeric G-protein coupled receptor and the nanovesicle comprising the same.