Abstract: A neutron detector having high sensitivity of detection for low energy neutrons is provided. The neutron detector 10 includes a detecting element including a Si semiconductor layer 2, a first electrode 1 formed on one main surface of the Si semiconductor layer 2 and a second electrode 4 formed on the other main surface of the Si semiconductor layer 2, in which the Si semiconductor layer 2 includes a P-type impurity region 2a in contact with the second electrode 4 and an N-type impurity region 2b in contact with the first electrode 1; and a radiator 8 arranged to face the first electrode 1. In addition, a personal dosemeter and a neutron fluence monitor including the same are provided.

Abstract: A neutron detector having high sensitivity of detection for low energy neutrons is provided. The neutron detector 10 includes a detecting element including a Si semiconductor layer 2, a first electrode 1 formed on one main surface of the Si semiconductor layer 2 and a second electrode 4 formed on the other main surface of the Si semiconductor layer 2, in which the Si semiconductor layer 2 includes a P-type impurity region 2a in contact with the second electrode 4 and an N-type impurity region 2b in contact with the first electrode 1; and a radiator 8 arranged to face the first electrode 1. In addition, a personal dosemeter and a neutron fluence monitor including the same are provided.

Abstract: A payment system includes: a payment server including a first processor including hardware; and a terminal including a second processor including hardware, and a display, wherein the first processor is configured to cause the display to display a condition for renting a vehicle, the condition being set based on credit information on a plurality of payment methods registered in a wallet system.

Abstract: Provided is a non-transitory computer-readable recording medium on which an executable program is recorded, the program causing a processor of a computer to execute outputting, to a display, information obtained by comparing a charge related to extension of car sharing that provides a rental vehicle with a balance of electronic money registered as a settlement method of the car sharing.

Abstract: Provided is a non-transitory computer-readable recording medium on which an executable program is recorded, the program causing a processor of a computer to execute outputting, to a display, information obtained by a comparison between a parking fee that increases in accordance with a lapse of a parking duration in a toll parking lot and a balance of a payment method.

Abstract: Provided is a non-transitory computer-readable recording medium on which an executable program is recorded, the program causing a processor of a computer to execute: extracting target facilities located on a route to a destination; and outputting, to a display, a target facility that allows use of a settlement method selected by user's input from among the extracted target facilities.

Abstract: A server includes a processor including hardware, the processor being configured to display, on a display, information obtained by converting a balance of a registered prepaid-type settlement method into an amount of an energy source used in life.

Abstract: A wallet server includes: a processor including hardware, the processor being configured to: display, on a display, a payment icon receiving a request for payment using any of a plurality of different payment methods, and additional information determined based on a result of comparison between a balance of each payment method and a predetermined amount.