A pin terminal includes a bar-like base material and a plating layer covering a predetermined region of the base material. A constituent material of the base material is pure copper or a copper alloy. The plating layer includes a tin-based layer made of metal containing tin. One end side of the base material includes a tip covering portion covering an entire region in a circumferential direction of the base material. The tin-based layer includes the tip covering portion. The tip covering portion includes a thin film portion and a thick film portion at positions different in the circumferential direction of the base material. The thin film portion includes an outer layer and an inner layer provided in contact with the base material. A constituent material of the outer layer is pure tin, and that of the inner layer is an alloy containing tin and copper.

A pin terminal includes a bar-like base material and a plating layer covering a predetermined region of the base material. A constituent material of the base material is pure copper or a copper alloy. The plating layer includes a tin-based layer made of metal containing tin. One end side of the base material includes a tip covering portion covering an entire region in a circumferential direction of the base material. The tin-based layer includes the tip covering portion. The tip covering portion includes a thin film portion and a thick film portion at positions different in the circumferential direction of the base material. The thin film portion includes an outer layer and an inner layer provided in contact with the base material. A constituent material of the outer layer is pure tin, and that of the inner layer is an alloy containing tin and copper.

An aqueous solution (20) is an aqueous solution used for repairing an aluminum-coated steel wire (10) with defects leading to there being iron, which contains magnesium chloride having a concentration of 10% or more, and magnesium sulfate having a concentration of 6% or more, and which allows an anticorrosion layer made of an alloy component of magnesium and aluminum to be formed.

A method of manufacturing a graphene fiber is provided. The method includes preparing a source solution including graphene oxide, supplying the source solution into a base solution containing a foreign element to form a graphene oxide fiber, separating the graphene fiber from the base solution and cleaning and drying to obtain the graphene oxide fiber containing the foreign element, and performing thermal treatment to the dried graphene oxide fiber containing the foreign element to form a graphene fiber doped with the foreign element. Elongation percentage of the graphene fiber is adjusted by concentration and spinning rate of the source solution.

A method of manufacturing a graphene fiber is provided. The method includes preparing a source solution including graphene oxide, supplying the source solution into a base solution containing a foreign element to form a graphene oxide fiber, separating the graphene fiber from the base solution and cleaning and drying to obtain the graphene oxide fiber containing the foreign element, and performing thermal treatment to the dried graphene oxide fiber containing the foreign element to form a graphene fiber doped with the foreign element. Elongation percentage of the graphene fiber is adjusted by concentration and spinning rate of the source solution.

A carbon nanotube film includes an assembly of a plurality of carbon nanotubes, wherein the plurality of carbon nanotubes includes one or more carbon nanotubes having at least partially collapsed structures. A method for producing a carbon nanotube film includes forming a carbon nanotube film by removing a solvent from a carbon nanotube dispersion liquid containing the solvent, a dispersant, and a plurality of carbon nanotubes including one or more carbon nanotubes having at least partially collapsed structures.

The invention relates to an electrical functional component (01) having at least one electrically conductive conductor strip (02), at least one contact pin (03) being arranged on the conductor strip (02), said contact pin (03) being able to be contacted with a contact element complementary in function, in particular a plug or a socket, and a contact zone being provided between the conductor strip (02) and the contact pin (03), said contact zone electrically connecting the conductor strip (02) and the contact pin (03) to each other, the electrically conductive contact zone being formed in the type of an annular cold-pressure-welded transition zone (11), the surface material of the conductor strip (02) and/or the surface material of the contact pin (03) comprising at least one cold-working area (12, 14) in the transition zone (11), a welding zone (13) being provided at least in sections on or in at least one cold-working zone (12, 14), the contact pin (03) and the conductor strip (02) being connected to each other in the welding zone (13) in an electrically conductive manner by material bonding.

The invention relates to an electrical functional component (01) having at least one electrically conductive conductor strip (02), at least one contact pin (03) being arranged on the conductor strip (02), said contact pin (03) being able to be contacted with a contact element complementary in function, in particular a plug or a socket, and a contact zone being provided between the conductor strip (02) and the contact pin (03), said contact zone electrically connecting the conductor strip (02) and the contact pin (03) to each other, the electrically conductive contact zone being formed in the type of an annular cold-pressure-welded transition zone (11), the surface material of the conductor strip (02) and/or the surface material of the contact pin (03) comprising at least one cold-working area (12, 14) in the transition zone (11), a welding zone (13) being provided at least in sections on or in at least one cold-working zone (12, 14), the contact pin (03) and the conductor strip (02) being connected to each other in the welding zone (13) in an electrically conductive manner by material bonding.

A temperature probe for determining the temperature according to the three-point probe method includes a three-wire line several meters long consisting of a first connecting line, a second connecting line, and a third connecting line connected to sensor element. The connecting lines are made of a first material and serve to transmit energy and the measured temperature values. A conductive element made of a second material is inserted in the second connecting line and in the third connecting line. The resistivity of said second material is higher than the resistivity of the first material. The two inserted conductive elements are designed in such that the second connecting line and the third connecting have the same resistance as the first connecting line. Additionally, the present disclosure refers to a method describing the manufacture of a temperature probe.

A temperature probe for determining the temperature according to the three-point probe method includes a three-wire line several meters long consisting of a first connecting line, a second connecting line, and a third connecting line connected to sensor element. The connecting lines are made of a first material and serve to transmit energy and the measured temperature values. A conductive element made of a second material is inserted in the second connecting line and in the third connecting line. The resistivity of said second material is higher than the resistivity of the first material. The two inserted conductive elements are designed in such that the second connecting line and the third connecting have the same resistance as the first connecting line. Additionally, the present disclosure refers to a method describing the manufacture of a temperature probe.