The Comprehensive Nuclear-Test-Ban Treaty (CTBT) is a multilateral treaty to ban nuclear weapons test explosions and any other nuclear explosions, for both civilian and military purposes, in all environments. It was adopted by the United Nations General Assembly on 10 September 1996, but has not entered into force, as eight specific nations have not ratified the treaty.
The Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO) is an international organization that will be established upon the entry into force of the Comprehensive Nuclear-Test-Ban Treaty, a Convention that outlaws nuclear test explosions. Its seat will be in Vienna, Austria. The organization will be tasked with verifying the ban on nuclear tests and will operate therefore a worldwide monitoring system and may conduct on-site inspections. The Preparatory Commission for the CTBTO, and its Provisional Technical Secretariat, were established in 1997 and are headquartered in Vienna, Austria.
The Vienna International Centre (VIC) is the campus and building complex hosting the United Nations Office at Vienna. It is colloquially also known as UNO City.
The Air Force Technical Applications Center (AFTAC), based at Florida's Patrick Space Force Base, is an Air Force surveillance organization assigned to the Sixteenth Air Force. Its mission is to monitor nuclear treaties of all applicable signatory countries. This is accomplished using seismic, hydroacoustic and satellite-detection systems alongside ground based and airborne materials collection systems.
Underground nuclear testing is the test detonation of nuclear weapons that is performed underground. When the device being tested is buried at sufficient depth, the nuclear explosion may be contained, with no release of radioactive materials to the atmosphere.
Thomas Stelzer is an Austrian diplomat, who served as the Dean and Executive Secretary of the International Anti-Corruption Academy (IACA) until July 2023, when he was suspended by the IACA board on suspicion of corruption.
Yukio Takasu is a Japanese diplomat and the former United Nations Under-Secretary-General for Management. Previously, he was the Special Adviser on Human Security to the United Nations Secretary-General. Takasu also served as Advisor to the Japanese Foreign Minister and as Professor at the University of Tokyo. Since 2011, Takasu has taught at Ritsumeikan University in Kyoto. He was Permanent Representative and Ambassador Extraordinary and Plenipotentiary at the Permanent Mission of Japan to the United Nations in New York. Takasu has also twice served as President of the United Nations Security Council, once in February 2009 and again in April 2010.
Timothy Hampton (1962–2009) was a specialist in weapons of mass destruction and an employee of the preparatory commission for the Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO) in Vienna, Austria since 1998.
The Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization, or CTBTO Preparatory Commission, is an international organization based in Vienna, Austria, that is tasked with building up the verification regime of the Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO). The organization was established by the States Signatories to the Comprehensive Nuclear-Test-Ban Treaty (CTBT) in 1996.
Lassina Zerbo 10 October 1963 is a Burkinabé politician and scientist who served as the Prime Minister of Burkina Faso from 2021 to 2022. Prior to that he was the Executive Secretary of the Comprehensive Nuclear-Test-Ban Treaty Organization. On 24 January 2022, Zerbo was deposed in a coup d'état.
A nuclear detonation detection system (NDDS) is a device or a series of devices that are able to indicate, and pinpoint a nuclear explosion has occurred as well as the direction of the explosion. The main purpose of these devices or systems was to verify compliance of countries that signed nuclear treaties such as the Partial Test Ban treaty of 1963 (PTBT) and the Treaty of Tlatelolco.
Janusz Urbańczyk is a Polish priest of the Catholic Church who works in the diplomatic service of the Holy See.
Rafael Mariano Grossi is an Argentine diplomat. He is serving as Director General of the International Atomic Energy Agency (IAEA) since December 3, 2019. He was formerly the Argentine Ambassador to Austria, concurrent with Slovenia, Slovakia and International Organisations based in Vienna (2013–2019).
Grace Tsitsi Mutandiro is a diplomat from Zimbabwe who is a Commissioner of the Public Service Commission. She was also Ambassador to Austria serving concurrently with appointments to the Czech Republic and Slovakia and was also Zimbabwe's Permanent Representative to the International Atomic Energy Agency (IAEA), the United Nations Organisation on Crime and Drugs (UNODC), United Nations Industrial Development Organization (UNIDO) and the Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty OrganizationPreparatory Commission to the Comprehensive Test Ban Treaty Organisation (CTBTO). She went on to serve as Secretary for Lands and Rural Resettlement, and then Secretary for Environment, Water and Climate.
Merav Zafary-Odiz is Israel's Permanent Representative to the International Atomic Energy Agency (IAEA) and the Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization in Vienna.
Faouzia Mebarki is the Algerian ambassador to Austria and Slovakia. She was appointed in 2016 and she is based in Vienna where she represents Algeria at the other international organisations that are based in that city.
Jacek Andrzej Bylica is a Polish and European Union diplomat; ambassador-head of the Polish Permanent Representation to the OSCE, IAEA and other international organizations in Vienna (2004–2007).
