Abstract: A semiconductor device includes a multi-channel active pattern, a plurality of gate structures on the multi-channel active pattern and spaced apart from each other in a first direction, the plurality of gate structures including a gate electrode that extends in a second direction different from the first direction, a source/drain recess between the adjacent gate structures, and a source/drain pattern on the multi-channel active pattern in the source/drain recess, wherein the source/drain pattern includes: a semiconductor liner layer including silicon-germanium and extending along the source/drain recess, a semiconductor filling layer including silicon-germanium on the semiconductor liner layer, and at least one or more semiconductor insertion layers between the semiconductor liner layer and the semiconductor filling layer, and wherein the at least one or more semiconductor insertion layers have a saddle structure.

Abstract: A rechargeable battery is disclosed. In one aspect, the battery includes an electrode assembly comprising a positive electrode and a negative electrode, a case accommodating the electrode assembly and a terminal electrically connected to the electrode assembly and exposed from the case. The battery further includes a protective circuit module comprising a connecting member electrically connected to the terminal and an insulating member interposed between the terminal and the connecting member, wherein a plurality of openings are formed in the insulating member.

Abstract: A battery module may include a plurality of rechargeable batteries, each of the plurality of rechargeable batteries having a terminal, a connecting member electrically connecting terminals of neighboring rechargeable batteries, and a gas supply unit that supplies inert gas to the rechargeable batteries.

Abstract: A rechargeable battery is disclosed. In one aspect, the battery includes an electrode assembly comprising a positive electrode and a negative electrode, a case accommodating the electrode assembly and a terminal electrically connected to the electrode assembly and exposed from the case. The battery further includes a protective circuit module comprising a connecting member electrically connected to the terminal and an insulating member interposed between the terminal and the connecting member, wherein a plurality of openings are formed in the insulating member.