Visa Information

A visa may be acquired online or in person at a Portuguese embassy or consulate.

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For a complete list of countries whose citizens are required to obtain a Schengenvisa, please check: https://vistos.mne.gov.pt/en/

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Letters of invitation

An invitation letter is required to apply for a visa. Upon request, invitation letters will be provided to the authors and presenters of accepted papers, posters, keynotes, tutorials, and panels, and to the Conference attendees who have completed their registration and payment process.

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After the registration and payment are completed, an invitation letter may be requested. With this letter, participants will be able to obtain a visa for the period of the Sol-Gel 2026 International Conference.

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Lisbon airport

Lisbon Airport (Humberto Delgado Airport – LIS) is centrally located and only about 7km from the city centre. There is a direct connection to Lisbon’s metro red line from the airport metro station, providing easy and quick access to several areas of the city. In addition, taxis, ride-hailing services, shuttle buses, and private transfers are also available, ensuring convenient transportation options for all travellers.

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Climate

The average maximum and minimum temperatures in Lisbon are around 21–28 °C / 70–82°F (high) and 13–18 °C / 55–64 °F (low), depending on the season. Please take into consideration that Lisbon is located by the river and close to the Atlantic Ocean, which means the city can be somewhat windy, especially in the late afternoon and evening. A light jacket or sweater is recommended for outdoor activities after sunset.

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Currency

The official currency of Portugal is the euro (€).

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Electric Current

The Portuguese standard is the European 2-pin socket with 220 volts AC at 50 cycles.

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Health Requirements

With the exception of vaccination certificates for persons coming from areas where yellow fever is endemic, at present there are no special health requirements.

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Hotel Check in/out Policy

Normal check in time at hotels is 15:00. The established check out time is 12:00. Should you need guaranteed occupancy before 13:00 on the day of your arrival, the previous night should be reserved.

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Please note that it may differ among hotels. Check your booking information in advance.

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Local Time

Mainland Portugal is 1 hour behind Central European Time (CET - 1).

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Language

The official language in Portugal is Portuguese. English, Spanish, and French arealso widely spoken.

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Medical Care

Clinics and hospitals provide 24-hour emergency service.

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The national emergency phone number is 112. Hotels have a doctor on call through the reception.

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Smoking

The Portuguese law, in accordance with regulations in force in the majority of European Union member states, does not allow smoking in public transportation or in any closed public areas. However, some restaurants, bars, and clubs may have designated smoking areas.

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TAX Free

Sales tax (VAT) is included inprices quoted. For persons who are not residents of the European Union, tax-free shopping schemes are available in many shops, giving substantial savings to visitors.

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Accreditation - Arrive early to the Conference venue to do your accreditation. Be practical and use your mobile phone with the QR code that was sent to you by email.

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Conference Badge - All participants must collect a name badge from the registration desk at the Conference venue's main entrance. To ensure security, wearing the badge is mandatory throughout the Conference, including at social program events.

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WiFi - WiFi service will be available during the Conference. Access the network indicated.

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Cloakroom - There is a cloakroom available during the Conference opening hours

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Conference Schedule

Until the Conference (working days)- 00.00 - 00.00 | 00.00 - 00.00

31 August 2026 - 00.00 - 00.00

01 September 2026 - 00.00 - 00.00

02 September 2026 - 00.00 - 00.00

03 September 2026 - 00.00 - 00.00

04 September 2026 - 00.00 - 00.00

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E-mail: sol-gel2026@leading.pt

Phone: (+351) 215 870 919

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Certificates - Keep an eye on your e-mail inbox. All participants will receive a certificate of participation, in digital format.

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Photos and videos - Visit the Conference website to download photos and videos for future reference.