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| Indus synchrotron | |
|---|---|
| Name | Indus synchrotron |
| Location | Gandhinagar, Gujarat |
| Established | 2005 |
| Operator | Bhabha Atomic Research Centre; Atomic Energy Commission of India |
| Type | Synchrotron radiation facility |
| Energy | 450–700 MeV (Indus-1), 2.0–2.5 GeV (Indus-2) |
| Status | Operational |
Indus synchrotron is a national synchrotron radiation facility in Gandhinagar, Gujarat, operated under the aegis of the Bhabha Atomic Research Centre and overseen by the Atomic Energy Commission of India. The complex comprises two storage rings, Indus-1 and Indus-2, providing ultraviolet to hard X-ray beams for researchers from institutions such as the Indian Institute of Science, Tata Institute of Fundamental Research, and the Council of Scientific and Industrial Research. The facility supports experiments in fields linked to National Institute of Oceanography, All India Institute of Medical Sciences, and industrial partners including Tata Steel and Reliance Industries.
The Indus synchrotron complex consists of two dedicated storage rings designed to deliver synchrotron radiation to multiple beamlines serving structural biology, materials science, surface science, and chemical research conducted by users from Indian Space Research Organisation, Defence Research and Development Organisation, and international collaborators such as CERN, European Synchrotron Radiation Facility, and Diamond Light Source. The project integrates technologies developed at BARC Training School, Rutherford Appleton Laboratory, and Argonne National Laboratory and provides access to cryo-electron microscopy groups at National Centre for Biological Sciences and spectroscopy teams at Jawaharlal Nehru University.
Planning for the Indus complex began in the late 1980s within the Department of Atomic Energy framework, drawing on experience from Tata Institute of Fundamental Research accelerator work and advice from visiting delegations from Lawrence Berkeley National Laboratory, SLAC National Accelerator Laboratory, and Brookhaven National Laboratory. Construction milestones linked to the inauguration involved engineers and scientists from Indian Space Research Organisation and policy oversight by the Planning Commission (India). Indus-1 became operational in the early 2000s with contributions from Council of Scientific and Industrial Research laboratories, followed by Indus-2 commissioning with collaborations from European Synchrotron Radiation Facility and instrumentation supplied by firms associated with BHEL and Larsen & Toubro.
The Indus facility houses Indus-1, a 450–700 MeV storage ring optimized for vacuum ultraviolet and soft X-ray radiation, and Indus-2, a 2.0–2.5 GeV ring producing hard X-rays for crystallography, SAXS, and XAFS experiments. Key subsystems reference designs from CERN cavity technology, Fermilab magnet engineering, and radiofrequency systems validated by DESY. The lattice incorporates bending magnets, quadrupoles, and correctors analogous to systems at KEK, while vacuum technology follows standards set by European Southern Observatory projects. Beam diagnostics and control systems were developed with software models influenced by EPICS deployments at Brookhaven National Laboratory and Oak Ridge National Laboratory.
Indus supports multiple beamlines such as protein crystallography, powder diffraction, X-ray absorption spectroscopy, small-angle X-ray scattering, and photoemission spectroscopy that serve users from Indian Institutes of Technology, National Chemical Laboratory, Institute of Chemical Technology, and Centre for Cellular and Molecular Biology. Experimental endstations include cryogenic setups paralleling those at Max Planck Institute for Biophysical Chemistry, in situ reaction chambers akin to Paul Scherrer Institute facilities, and surface science chambers inspired by Lawrence Berkeley National Laboratory designs. User access is coordinated through national user committees with peer-review modeled on agencies like National Science Foundation and Wellcome Trust.
Research at the Indus complex has enabled protein structure determination for biomedical targets studied by teams at All India Institute of Medical Sciences and Indian Council of Medical Research, advanced materials characterization for Indian Oil Corporation and Bharat Petroleum Corporation Limited, and catalysis studies with groups from Tata Institute of Fundamental Research and Indian Institute of Technology Madras. Applications span environmental science investigations with Indian Institute of Tropical Meteorology, archaeological material analyses with the Archaeological Survey of India, and semiconductor research supporting Bharat Electronics Limited and Centre for Development of Advanced Computing. Collaborations with Human Genome Project-era bioinformatics centers and structural databases mirror workflows at Protein Data Bank contributors.
Management is led by the Bhabha Atomic Research Centre with funding from the Department of Atomic Energy and oversight involving national bodies such as the Planning Commission (India) and institutional partners including Indian Institutes of Technology, Council of Scientific and Industrial Research, and the Indian Space Research Organisation. International scientific collaborations include technical exchanges and beamline development partnerships with CERN, European Synchrotron Radiation Facility, Diamond Light Source, Argonne National Laboratory, and Lawrence Berkeley National Laboratory. Industrial users and consortia from Tata Consultancy Services, Reliance Industries, and national laboratories support applied research and instrumentation procurement.
Operational safety follows protocols analogous to those at International Atomic Energy Agency-influenced facilities and radiation protection standards compatible with directives from the Atomic Energy Regulatory Board. Planned upgrades target insertion-device technology inspired by ESRF and SPring-8, beamline automation comparable to systems at Diamond Light Source, and potential energy enhancements reflecting development roadmaps at Advanced Photon Source and MAX IV Laboratory. Future strategic initiatives involve joint proposals with CERN, proposals to user communities at Indian Institutes of Science Education and Research, and expansion of interdisciplinary programs with partners such as CSIR-4PI and Council of Scientific and Industrial Research laboratories to broaden access and capabilities.
Category:Synchrotron radiation facilities