Salim Mehmud
Encyclopedia
Dr. Salim Mehmud, also known as Salim Mehmood, is a Pakistani rocket scientist and a nuclear engineer. He is the former chaiman of Space and Upper Atmosphere Research Commission
Space and Upper Atmosphere Research Commission
The Space and Upper Atmosphere Research Commission , is an executive agency of the Government of Pakistan, responsible for nation's public and civil space program and aeronautics and aerospace research...

 (SUPARCO). He has served as chief scientist at the Defence Science and Technology Organization
Defence Science and Technology Organization
The Defence Science and Technology Organization, best known as DESTO, is a defense science and technological sciences government agency of Pakistan Defence Forces located in Rawalpindi, Punjab province of Pakistan. DESTO is an independent science and defence research organization, known for its...

. Currently, he is the chief Scientific and Technological Advisor at the Ministry of Communications of Pakistan
Ministry of Communications of Pakistan
Ministry of Communications functions as a central policy making and administrative authority on Communications and Transport Sector in Pakistan. Ministry of Communications consists of one division Communications Division-Introduction:...

.

Education

Mehmud took his B.Sc.
Bachelor of Science
A Bachelor of Science is an undergraduate academic degree awarded for completed courses that generally last three to five years .-Australia:In Australia, the BSc is a 3 year degree, offered from 1st year on...

 in Physics and a B.A.
Bachelor of Arts
A Bachelor of Arts , from the Latin artium baccalaureus, is a bachelor's degree awarded for an undergraduate course or program in either the liberal arts, the sciences, or both...

 in Mathematics
Mathematics
Mathematics is the study of quantity, space, structure, and change. Mathematicians seek out patterns and formulate new conjectures. Mathematicians resolve the truth or falsity of conjectures by mathematical proofs, which are arguments sufficient to convince other mathematicians of their validity...

 in 1955 from the Punjab University. The same year, he was admitted at the Punjab University's Graduate Program, and continued his research in Physics. He graduated and received his M.Sc.
Master of Science
A Master of Science is a postgraduate academic master's degree awarded by universities in many countries. The degree is typically studied for in the sciences including the social sciences.-Brazil, Argentina and Uruguay:...

 in Physics
Physics
Physics is a natural science that involves the study of matter and its motion through spacetime, along with related concepts such as energy and force. More broadly, it is the general analysis of nature, conducted in order to understand how the universe behaves.Physics is one of the oldest academic...

 and Electronics from Punjab University
University of the Punjab
University of the Punjab , colloquially known as Punjab University, is located in Lahore, Punjab, Pakistan. The University of the Punjab is the oldest and biggest University of Pakistan. The University of the Punjab was formally established with the convening of the first meeting of its...

 in 1957. The same year, he joined Pakistan Atomic Energy Commission
Pakistan Atomic Energy Commission
The Pakistan Atomic Energy Commission, , is an administrative governmental and autonomous science and technology governmental department of Pakistan, responsible for development of nuclear energy and development of nuclear power sector in Pakistan...

 (PAEC) as Engineer Officer (EO) and served in Nuclear Engineering Division. However, he was awarded a scholarship by former Chairman of PAEC Nazir Ahmad to continued his higher studies, and traveled to United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

.

There, he attended North Carolina State University
North Carolina State University
North Carolina State University at Raleigh is a public, coeducational, extensive research university located in Raleigh, North Carolina, United States. Commonly known as NC State, the university is part of the University of North Carolina system and is a land, sea, and space grant institution...

 where he received his double M.Sc.
Master of Science
A Master of Science is a postgraduate academic master's degree awarded by universities in many countries. The degree is typically studied for in the sciences including the social sciences.-Brazil, Argentina and Uruguay:...

 in Physics and M.S.
Master of Science
A Master of Science is a postgraduate academic master's degree awarded by universities in many countries. The degree is typically studied for in the sciences including the social sciences.-Brazil, Argentina and Uruguay:...

 in Electrical engineering
Electrical engineering
Electrical engineering is a field of engineering that generally deals with the study and application of electricity, electronics and electromagnetism. The field first became an identifiable occupation in the late nineteenth century after commercialization of the electric telegraph and electrical...

 in 1959. The same year, he began his post-graduate research work at Oak Ridge Institute for Science and Education
Oak Ridge Institute for Science and Education
The Oak Ridge Institute for Science and Education is a U.S. Department of Energy institute headquartered in Oak Ridge, Tennessee focusing on scientific initiatives to research health risks from occupational hazards, assess environmental cleanup, respond to radiation medical emergencies, support...

 which he did until 1961. In 1964, he studied Nuclear engineering
Nuclear engineering
Nuclear engineering is the branch of engineering concerned with the application of the breakdown as well as the fusion of atomic nuclei and/or the application of other sub-atomic physics, based on the principles of nuclear physics...

 with the Oak Ridge Institute for Science and Education
Oak Ridge Institute for Science and Education
The Oak Ridge Institute for Science and Education is a U.S. Department of Energy institute headquartered in Oak Ridge, Tennessee focusing on scientific initiatives to research health risks from occupational hazards, assess environmental cleanup, respond to radiation medical emergencies, support...

 (ORISE), also at the Oak Ridge National Laboratory
Oak Ridge National Laboratory
Oak Ridge National Laboratory is a multiprogram science and technology national laboratory managed for the United States Department of Energy by UT-Battelle. ORNL is the DOE's largest science and energy laboratory. ORNL is located in Oak Ridge, Tennessee, near Knoxville...

 as part of the Atoms for Peace Program
Atoms for Peace
"Atoms for Peace" was the title of a speech delivered by U.S. President Dwight D. Eisenhower to the UN General Assembly in New York City on December 8, 1953....

. In 1961, he took his M.Sc.
Master of Science
A Master of Science is a postgraduate academic master's degree awarded by universities in many countries. The degree is typically studied for in the sciences including the social sciences.-Brazil, Argentina and Uruguay:...

 in Nuclear engineering, followed by Ph.D.
Doctor of Philosophy
Doctor of Philosophy, abbreviated as Ph.D., PhD, D.Phil., or DPhil , in English-speaking countries, is a postgraduate academic degree awarded by universities...

 in Nuclear engineering
Nuclear engineering
Nuclear engineering is the branch of engineering concerned with the application of the breakdown as well as the fusion of atomic nuclei and/or the application of other sub-atomic physics, based on the principles of nuclear physics...

 from Oak Ridge National Laboratory under the supervision of Dr. William "Bill" Nelson in 1964.

While studying at Oak Ridge National Laboratory, his mentor Dr. Bill Nelson have called him as one of his brightest and finest student in his doctoral teaching experience. He wrote his doctoral dissertation covered a vast amount of study in the field of Nuclear electric rocket
Nuclear electric rocket
In a nuclear electric rocket, nuclear thermal energy is changed into electrical energy that is used to power one of the electrical propulsion technologies. Technically the powerplant is nuclear, not the propulsion system, but the terminology is standard. A number of heat-to-electricity schemes...

.

NASA career

Mehmud who was working at a Oak Ridge National Laboratory as a nuclear engineer was asked by Dr. Ishrat Hussain Usmani
Ishrat Hussain Usmani
Ishrat Hussain Usmani, , , , best known as Dr. I. H. Usmani, was a Pakistani bureaucrat and an atomic physicist who was the chairman of Pakistan Atomic Energy Commission from 1960 to 1972; as well as the Co-chairman of the Space and Upper Atmosphere Research Commission...

 to go to Pakistani Embassy at the Washington, D.C.
Washington, D.C.
Washington, D.C., formally the District of Columbia and commonly referred to as Washington, "the District", or simply D.C., is the capital of the United States. On July 16, 1790, the United States Congress approved the creation of a permanent national capital as permitted by the U.S. Constitution....

, and met with prof. Abdus Salam
Abdus Salam
Mohammad Abdus Salam, NI, SPk Mohammad Abdus Salam, NI, SPk Mohammad Abdus Salam, NI, SPk (Urdu: محمد عبد السلام, pronounced , (January 29, 1926– November 21, 1996) was a Pakistani theoretical physicist and Nobel laureate in Physics for his work on the electroweak unification of the...

. He along with fellow nuclear engineer Tariq Mustafa
Tariq Mustafa
Tariq Mustafa is a Pakistani mechanical-nuclear engineer and a space technologist. He is the current chairperson of Pakistan’s National Paralympics Committee and the vice president of Asian Paralympics Committee...

 arrived to Pakistani Embassy at Washington, D.C. After the formal conversation, dr. Salam and the engineers went to a local restaurant where the engineers was personally asked by dr. Abdus Salam to join NASA
NASA
The National Aeronautics and Space Administration is the agency of the United States government that is responsible for the nation's civilian space program and for aeronautics and aerospace research...

.

According to his interview, Mehmud expressed his concern over joining NASA
NASA
The National Aeronautics and Space Administration is the agency of the United States government that is responsible for the nation's civilian space program and for aeronautics and aerospace research...

 and clearly notified Abdus Salam about his willingness to work in Pakistan's nuclear industry. However, with Salam's insistence, Mehmud and Mustafa visited NASA's headquarter and examined the American advances in rocket technology. The rocket science was found to be more challenging than it seems, according to Mehmud. After his visit to NASA, Mehmud and Mustafa decided to join NASA to study and trained in the field of rocket science
Aerospace engineering
Aerospace engineering is the primary branch of engineering concerned with the design, construction and science of aircraft and spacecraft. It is divided into two major and overlapping branches: aeronautical engineering and astronautical engineering...

.

Role in the development of NASA's solid rockets

Mehmud and Mustafa were assigned to conduct research in space and rocket technology. They, at first, declined the Salam's offer and vowed to work in a Pakistan's nuclear program, according to the interview given by CNBC Pakistan
CNBC Pakistan
CNBC Pakistan is Pakistan's 24-hour bilingual Urdu and English language business and news channel which reports financial and business information, presenting in-depth and up-to-the-minute coverage of regional and international affairs from a Pakistani economic perspective...

. However, after Abdus Salam's insistence, Mehmud and Mustafa visited the Goddard Space Flight Center
Goddard Space Flight Center
The Goddard Space Flight Center is a major NASA space research laboratory established on May 1, 1959 as NASA's first space flight center. GSFC employs approximately 10,000 civil servants and contractors, and is located approximately northeast of Washington, D.C. in Greenbelt, Maryland, USA. GSFC,...

. After the visit, Mustafa and Mehmud agreed to work for NASA. Mehmud and Mustafa arrived at Greenbelt, Maryland
Greenbelt, Maryland
Greenbelt is a city in Prince George's County, Maryland, United States. Contained within today's City of Greenbelt is the historic planned community now known locally as "Old Greenbelt" and designated as the Greenbelt Historic District...

 on a Douglas DC-6
Douglas DC-6
The Douglas DC-6 is a piston-powered airliner and transport aircraft built by the Douglas Aircraft Company from 1946 to 1958. Originally intended as a military transport near the end of World War II, it was reworked after the war to compete with the Lockheed Constellation in the long-range...

. Mehmud and Mustafa joined NASA
NASA
The National Aeronautics and Space Administration is the agency of the United States government that is responsible for the nation's civilian space program and for aeronautics and aerospace research...

 in 1961. He was trained at the Goddard Space Center in rocket technology. He was the one of the earliest pioneers of Nike-Cajun
Nike-Cajun
The Nike-Cajun was a two-stage sounding rocket built by combining a Nike base stage with a Cajun upper stage. It was launched 714 times between 1956 and 1976 and was the most frequently used sounding rocket of the western world...

 and Judi-Dart
Judi-Dart
The Judi-Dart is a United States sounding rocket. The Judi-Dart was launched 89 times between 1964 and 1970. The Judi-Dart has a length of 2.70 metres, a dimetre of 0.08 metres, a maximum flight altitude of 65 kilometres and a launch thrust of 9000 newtons....

, a solid fuel propellent based rocket. He closely collaborated with NASA scientists and engineers in the development of solid fuel sounding rockets during the 1960s.

SUPARCO career and chairman

Mehmud joined SUPARCO in 1961 on the request of dr. Abdus Salam. He was immediately transferred in SUPARCO's rocket fabrication laboratory
Laboratory
A laboratory is a facility that provides controlled conditions in which scientific research, experiments, and measurement may be performed. The title of laboratory is also used for certain other facilities where the processes or equipment used are similar to those in scientific laboratories...

. Mehmud was one of the distinguished member of SUPARCO's team who launched the Satellite Launch Vehicle
Satellite Launch Vehicle
The Indian Satellite Launch Vehicle or SLV was a project started in the early 1970s by Indian Space Research Organisation to develop the technology needed to launch satellites. The project was headed by Dr. APJ Abdul Kalam. SLV was intended to reach a height of 400 km and carry a payload of...

 technology
Technology
Technology is the making, usage, and knowledge of tools, machines, techniques, crafts, systems or methods of organization in order to solve a problem or perform a specific function. It can also refer to the collection of such tools, machinery, and procedures. The word technology comes ;...

 based-Rehbar-I
Rehbar-I
Rehbar-I or Rehbar-1 was a family member of Pakistan's space launch vehicles, Rehbar Sounding Rocket Program. Rehbar-I was the first rocket launched into outer space by the Space and Upper Atmosphere Research Commission...

 under the direction of Air Cdre. dr. Wladysław Józef Marian Turowicz. He then was sent back to NASA
NASA
The National Aeronautics and Space Administration is the agency of the United States government that is responsible for the nation's civilian space program and for aeronautics and aerospace research...

 where he specialized in satellite and rocket technology
Space technology
Space technology is technology that is related to entering, and retrieving objects or life forms from space."Every day" technologies such as weather forecasting, remote sensing, GPS systems, satellite television, and some long distance communications systems critically rely on space infrastructure...

. He then traveled with Air Cdre. Wladyslaw Turowicz to the United States where both had studied and conduct research in space and rocket technology. Mehmud came back to Pakistan where he carried out his research in rocket science and satellite launch vehicles under the supervision of dr.Wladyslaw Turowicz. Along with Turowicz, he sat the Sonmiani facility and was the responsible for installing the Launch pad
Launch pad
A launch pad is the area and facilities where rockets or spacecraft lift off. A spaceport can contain one or many launch pads. A typical launch pad consists of the service and umbilical structures. The service structure provides an access platform to inspect the launch vehicle prior to launch....

s and computer facility at the Sonmiani center.

On 15 December 1980, with the support of PAEC
Pakistan Atomic Energy Commission
The Pakistan Atomic Energy Commission, , is an administrative governmental and autonomous science and technology governmental department of Pakistan, responsible for development of nuclear energy and development of nuclear power sector in Pakistan...

 Chairman Munir Ahmad Khan
Munir Ahmad Khan
Munir Ahmad Khan , HI, was a Pakistani nuclear engineer and a scientist who served as the Chairman of the Pakistan Atomic Energy Commission from 1972 to 1991...

, President of Pakistan
President of Pakistan
The President of Pakistan is the head of state, as well as figurehead, of the Islamic Republic of Pakistan. Recently passed an XVIII Amendment , Pakistan has a parliamentary democratic system of government. According to the Constitution, the President is chosen by the Electoral College to serve a...

 General Zia appointed Salim Mehmud as Chief Executive Officer
Chief executive officer
A chief executive officer , managing director , Executive Director for non-profit organizations, or chief executive is the highest-ranking corporate officer or administrator in charge of total management of an organization...

 of SUPARCO and asked him to submit necessary recommendations for up-gradation of SUPARCO to the status of a full-fledged Commission.

Hatf missile program

In 1980, he was made the Chairman of SUPARCO with the support of PAEC
Pakistan Atomic Energy Commission
The Pakistan Atomic Energy Commission, , is an administrative governmental and autonomous science and technology governmental department of Pakistan, responsible for development of nuclear energy and development of nuclear power sector in Pakistan...

 chairman Munir Ahmad Khan
Munir Ahmad Khan
Munir Ahmad Khan , HI, was a Pakistani nuclear engineer and a scientist who served as the Chairman of the Pakistan Atomic Energy Commission from 1972 to 1991...

. He successfully convinced General Zia to set up funds for SUPARCO. Zia who was a strong advocate for the space program, allowed SUPARCO to developed the indigenous satellite capabilities. During the 1980s, he started the Hatf Missile Program and was the project director of the Missile
Missile
Though a missile may be any thrown or launched object, it colloquially almost always refers to a self-propelled guided weapon system.-Etymology:The word missile comes from the Latin verb mittere, meaning "to send"...

 program. He was the principle figure and scientist in Hatf missile program and was the brain behind the indigenous missile development. As a profession, Mehmud is a nuclear engineer, and designed the missile in a complex model that the rocket can carry approximately up to 500
500
Year 500 was a leap year starting on Saturday of the Julian calendar. At the time, it was known as the Year of the Consulship of Patricius and Hypatius...

 kg HEU fissile material. It was his leadership that in 1989, 23 March, on the Republic Day of Pakistan
Republic Day (Pakistan)
Pakistan Day is a national holiday in Pakistan to commemorate the Lahore Resolution of 1940 and also to celebrate the adoption of the first constitution of Pakistan in 1956 during the transition of the Dominion of Pakistan to the Islamic Republic of Pakistan of 23 March 1956.-History:Pakistan had...

, SUPARCO, along with Engineering Research Laboratories, publicly tested the Hatf Missile.

Design of Hatf

The Hatf-I, the first derivative
Derivative
In calculus, a branch of mathematics, the derivative is a measure of how a function changes as its input changes. Loosely speaking, a derivative can be thought of as how much one quantity is changing in response to changes in some other quantity; for example, the derivative of the position of a...

, was designed as a highly mobile, tactical system. The missiles are said to have been derived from the second-stage of the French Eridan
Eridan
The Eridan is a two-stage French sounding rocket, which resulted from the use of the Stromboli engine of the Dragon and/or Dauphin as first and second stage. It belonged thereby to a family of solid-propellant rockets from the Belier, the Centaure, to the Dragon, which existed Dauphin and the Eridan...

 missile system. Due to difficulty in acquiring the technology
Technology
Technology is the making, usage, and knowledge of tools, machines, techniques, crafts, systems or methods of organization in order to solve a problem or perform a specific function. It can also refer to the collection of such tools, machinery, and procedures. The word technology comes ;...

 needed in satellite
Satellite
In the context of spaceflight, a satellite is an object which has been placed into orbit by human endeavour. Such objects are sometimes called artificial satellites to distinguish them from natural satellites such as the Moon....

 development in 1980s, the first derivative of Hatf missile is designed with zero or no satellite guidance. Dr. Mehmud's team also designed the missile that it can be considered as an artillery rocket. It is ground mobile and can be launched from a transporter erector launcher
Transporter erector launcher
A transporter erector launcher is a vehicle with an integrated prime mover that can carry, elevate to firing position and launch one or more missiles. Such vehicles exist for both surface-to-air missiles and surface-to-surface missiles...

 (TEL) vehicles.

Badr satellite program

In 1984, Salim Mehmud quickly launched the Badr satellite program. The development and the construction of Badr-1, Pakistan's first domestically
Domestic market
A domestic market is a financial market. Its trades are aimed toward a single market. A domestic market is also referred to as domestic trading...

-built digital communication satellite, was started. A small team of SUPARCO scientists and engineer
Engineer
An engineer is a professional practitioner of engineering, concerned with applying scientific knowledge, mathematics and ingenuity to develop solutions for technical problems. Engineers design materials, structures, machines and systems while considering the limitations imposed by practicality,...

s who had studied and trained in University of Surrey
University of Surrey
The University of Surrey is a university located within the county town of Guildford, Surrey in the South East of England. It received its charter on 9 September 1966, and was previously situated near Battersea Park in south-west London. The institution was known as Battersea College of Technology...

 were the part of the university's UO-9, UO-11
UO-11
UO-11 is an amateur satellite built at the University of Surrey and launched into orbit on 1 March 1984. It remains orbital and active, though unstable with irregular periods of transmission. The satellite was still heard transmitting telemetry in December 2010, more than twenty-six years after...

 and UO-22 hamsat
HAMSAT
HAMSAT also known as HAMSAT INDIA and VU2SAT is a microsatellite weighing , providing amateur radio communications services for Indian and international amateur radio operators. This satellite carries the in-orbit designation of VO-52, and is an OSCAR series satellite.It was launched by PSLV-C6 on...

s miniature satellite
Satellite
In the context of spaceflight, a satellite is an object which has been placed into orbit by human endeavour. Such objects are sometimes called artificial satellites to distinguish them from natural satellites such as the Moon....

 development and program, began the development of the satellite. Mehmud, then briefed the General Zia and suggested to launch the satellite from Pakistani Satellite Launch Vehicle
Satellite Launch Vehicle
The Indian Satellite Launch Vehicle or SLV was a project started in the early 1970s by Indian Space Research Organisation to develop the technology needed to launch satellites. The project was headed by Dr. APJ Abdul Kalam. SLV was intended to reach a height of 400 km and carry a payload of...

. However, having found difficulties in SLV
SLV
SLV may refer to:*El Salvador*IATA code for Shimla Airport, India*Slovenian language*Satellite Launch Vehicle, an Indian space launcher*State Library of Victoria*iShares Silver Trust, an Exchange-traded fund with the New York Stock Exchange symbol SLV...

-required technology, the idea of Pakistani SLV was postponed and later was cancelled. Mehmud retired from SUPARCO in 1989 as a chief scientist and was transferred in DESTO. In 1990, Badr-1 was finally launched via Long March 2E
Long March 2E
The Long March 2E, also known as the Chang Zheng 2E, CZ-2E and LM-2E, was a Chinese orbital carrier rocket. Designed to launch commercial communications satellites, the Long March 2E was retired in favour of the Long March 3B, after two launch failures. Launched from complex 2 at the Xichang...

 rocket from Xichang Satellite Launch Center
Xichang Satellite Launch Center
The Xichang Satellite Launch Center also known as Base 27 , is a People’s Republic of China space vehicle launch facility approximately 64 km northwest of Xichang City, Liangshan Yi Autonomous Prefecture in Sichuan Province....

.

Support for rocket science in Pakistan

Mehmud has been a vocal supporter of rocket science
Aerospace engineering
Aerospace engineering is the primary branch of engineering concerned with the design, construction and science of aircraft and spacecraft. It is divided into two major and overlapping branches: aeronautical engineering and astronautical engineering...

 and technology
Technology
Technology is the making, usage, and knowledge of tools, machines, techniques, crafts, systems or methods of organization in order to solve a problem or perform a specific function. It can also refer to the collection of such tools, machinery, and procedures. The word technology comes ;...

 in Pakistan. He, along with other scientists, has been raised his voice in different occasion for Pakistan's space program as well as a Pakistan's satellite launch vehicle project. His efforts were involved in Pakistan's pursuit for peaceful use of satellite technology and has been a strong supporter of science in Pakistan.

Legacy

Mehmud's profile has been kept in secrecy but it is known that he has work in Pakistan's aerospace weapon development program agency, DESTO. It is unknown whether how long did he stay there and when was he took his retirement from the agency. However, it is known that he has played a "father-like" role in the establishment of the Sonmiani
Sonmiani
Sonmiani is a coastal town in the southeast of Balochistan province in Pakistan, approximately 145 kilometres northwest of Karachi. The coast of Sonmiani is the northernmost point of the Arabian Sea. The town also serves as a Union Council of Hub Tehsil. Sonmiani is noted for its space research...

 and Tilla
Tilla
Tilla Satellite Launch Center, primary known as Tilla Range, is a 25 km west of Jhelum city in Punjab. The facility is also known as Mashhood Test Firing Range...

 spaceports and have been a scientist behind the Pakistan's solid-fuel rocket firing program during 1960s.

Along with other Pakistani scientists, Mehmud's profile and credits have been kept in high level of ambiguity. Mehmud's credit and work, such as other noted Pakistani scientists, have kept lower than Dr. Abdul Qadeer Khan
Abdul Qadeer Khan
Abdul Qadeer Khan , also known in Pakistan as Mohsin-e-Pakistan , D.Eng, Sc.D, HI, NI , FPAS; more widely known as Dr. A. Q...

. Currently, he has been retired from Pakistan's strategic program and remained untouch to the other Pakistan's classified program. As of 2009, he is the chief Scientific and Technological Advisor at the Ministry of Communications of Pakistan
Ministry of Communications of Pakistan
Ministry of Communications functions as a central policy making and administrative authority on Communications and Transport Sector in Pakistan. Ministry of Communications consists of one division Communications Division-Introduction:...

.

Research papers

  • Pakistan's Space Programme, by Salim Mehmud, published as a part of Space Policy in August 1989.
  • Pakistan and Earth Observation System, by Salim Mehmud.
  • Pakistan and Geostationary satellites, by Salim Mehmud

External links

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