During the weekend of November 10th and 11th 2018, Papers in Physics will undergo a major system upgrade. Our current OJS 2.4.x version will be replaced by the latest OJS 3.1.x version. Several changes of the website layout, improoving the journal aesthetics and visibility, will be also implemented.
Therefore, our webpage will be unreachable from Friday 9th to Monday 12th. We thank you in advance for your understanding.