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Dall’Atomo al Cosmo (From Atoms to the Cosmos)

by Franco Foresta Martin, Editoriale Scienza. ISBN 8873072305, €12.90.

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From the title it might seem that this book is a scientific voyage from the infinitely small to the infinitely large, but in fact it’s more like a historic trip from the origin of science to today’s research in particle physics. From the Greek philosophers to the Standard Model, it introduces the reader to the most important contributors to today’s physical description of the constituents of matter. Although cosmology and astrophysics are not discussed, the book explores the history of particle physics in 12 chapters. It chronologically presents the most important challenges and breakthroughs, and includes some fascinating anecdotes, which make reading the book more pleasant.

The layout of the book looks inviting, especially (in the reviewer’s opinion) for a younger audience, and no formulae are used. Simple experiments presented at the end of almost every chapter can be easily performed at home or at school. The book is produced in collaboration with the Italian National Institute for Nuclear Physics (INFN), which is distributing it free to schools in Italy. The final chapter describes the activities of the INFN and thereby shows how Italian researchers contribute to physics. In this way, students are informed about the opportunities they can expect if they study physics at university.

The author, Franco Foresta Martin, is a well known science journalist and popularizer. His personal experience as a writer, as well as good scientific accuracy, come out throughout the book. However, it is not clear whether the historic approach and the (often too?) simple experiments can be really effective with today’s young people, in the era of the Internet and high technology. Sometimes the difficulty in finding the right level of explanation is particularly apparent, as the reader can easily get lost between the history and life of the scientists and some of the deep notions of the physics they performed. The chapter on radioactivity shows this very well: Rutherford’s theory about atoms is introduced at the same time as ions and natural radioactivity. On the other hand, the experiment proposed at the end of the same chapter – radioactivity seen on a TV screen – seems potentially more tailored to today’s young generation, and therefore more appropriate.

The “Quarkoscopio”, or quarkoscope, is the activity proposed at the end of the last chapter, which is about the Standard Model and the use of fundamental particles in medicine. With this simple instrument, which can be built using cardboard, one can easily find out the quark constituents of the most common particles. The quarkoscope is quite an original idea and could turn out to be useful even to more experienced physicists!

Cohesion: A Scientific History of Intermolecular Forces

by J S Rowlinson, Cambridge University Press. Hardback ISBN 0521810085, £65.

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A detailed historical account of how leading scientists of the past 300 years have tried to understand why matter sticks together, this book will interest physicists and physical chemists, as well as historians of science.

German government pronounces on TESLA projects

The German Federal Ministry of Education and Research gave the go-ahead on 5 February for the TESLA X-ray laser to be built at DESY as a European project. At the same time, it pledged continued support for R&D on the TESLA linear collider, while recognizing that decisions on the location of such a machine must be made at an international level. These decisions were part of a package to support large-scale projects in basic research, worth €1.6 billion, which also includes approval of a new accelerator complex at the GSI laboratory in Darmstadt.

DESY is to receive half the costs of the TESLA X-ray laser, which total €673 million, from the German government. The next step will be for DESY to work with interested European partners to develop the appropriate financial, technological and organizational framework for the project. The aim will be to make a decision within about two years on the construction of the machine, which will take around six years.

The Ministry also recognized the importance of the TESLA linear collider for Germany, by agreeing continued support for R&D work at DESY. This will allow DESY to continue working at an international level on the coordination and decision processes, which are currently in progress around the world.

Albrecht Wagner, chairman of the DESY Directorate, has welcomed the decisions. “The possibility to realize the TESLA X-ray laser as a European project at DESY opens up outstanding research possibilities”, he said after the announcement by the Ministry. “For the linear collider for particle physics, which is being planned on a longer term basis, DESY is able to continue the international research work.” Wagner also said that the decisions represent “a great recognition of the achievements of the TESLA collaboration, which have been widely acknowledged throughout the world.”

Ireland invests in a scientific future

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In 1938, the prime minister of Ireland, Eamon de Valera, invited Erwin Schrödinger to join the newly established Institute for Advanced Studies in Dublin. Today, the Irish government is echoing this lead with a new initiative. In February 2000, following an investigation by the Irish Technology Foresight panel into the issues pertaining to basic research in Ireland, the Irish government established Science Foundation Ireland (SFI). Its remit is to attract world-class research scientists and engineers in information and communications technology (ICT) and biotechnology to academic appointments in Ireland. Under the Irish National Development Plan 2000-2006, SFI was allocated €646 million. It has been charged with investing this money in individuals who are most likely to generate new knowledge, leading-edge technologies and competitive enterprises. The intention is that SFI will help Ireland to diversify, and its economy to grow, by recruiting and retaining creative individuals with advanced research experience in areas that are critical to the development of a knowledge-based economy. By the end of 2002, SFI had committed approximately €152 million to projects and teams working in these areas.

SFI recognizes that the future competitiveness of the Irish economy will be increasingly based on the quality of the intellectual capital available to stimulate innovation, excellence and entrepreneurship. Therefore, its aim is to use the resulting capability to create a reservoir of ideas, skills and talent that will profit Ireland in the future. To meet this goal, SFI is working in partnership with all tertiary educational institutions in Ireland, both to raise the quality of research and to increase the amount carried out. The best way to achieve this is by investing in creative and successful teacher-scholars who are in these institutions, and who have been selected on a competitive basis. The focus is on enhancing Ireland’s strengths in the fields that underpin biotechnology and ICT, as these fields currently promise more than others to drive scientific and economic advancement in the decades ahead.

About SFI’s programmes

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Since its establishment, SFI has developed five flexible programmes for making its grants and awards. SFI Fellow Awards are five-year awards to attract senior, distinguished researchers to Ireland in the fields underpinning biotechnology and ICT; the grants are normally up to €1 million or more per year. Investigator Programme Grants are four-year awards to recruit leading researchers in the science and engineering sectors that underpin biotechnology and ICT. These grants can be as large as fellowships, but are usually between €100,000 and €250,000 per year. Centres for Science, Engineering and Technology Grants – Campus-Industry Partnership (CSET) – have been established to fund researchers who will build collaborative efforts that develop internationally competitive research programmes together with researchers from industry. Such grants can be valued at up to €5 million per year initially, for up to five years, and they are to support research partnerships linking scientists, engineers and industry. E T S Walton Visitor Awards (named after Ireland’s Nobel prize winning accelerator pioneer) have been instituted with the aim of bringing international researchers to Ireland for periods of up to one year. These grants usually total €200,000 per year, including salary, laboratory and moving expenses. SFI Workshop and Conference Grants are set up to support events either sponsored by or involving Irish scientists and research bodies that reach an international scientific audience.

SFI has initially concentrated on assessing research activities within Ireland’s R&D community, and establishing and completing the funding for a core set of internationally competitive research programmes. Grants and awards to successful researchers are made after a process of international peer review of research proposals by distinguished scientists and engineers. The reviewers apply the criteria approved by SFI’s board – namely, quality of the idea, quality of the recent track record of the researcher, and strategic relevance of the research.

In summary, SFI is seeking to support the continued growth and development of a thriving research base from which the country can benefit. Its aim is to support innovative and creative individuals in carrying out their work in Ireland, and we look forward to making additional investments in researchers in both ICT and biotechnology, using our grants and awards programmes.

Science, technology and the Third World

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Abdus Salam, who died on 21 November 2001, would have been 77 on 29 January 2003. In remembering him on such occasions, one misses his sharp intellect and his passion for promoting science and technology in Third World countries. Few have discovered a universal law of nature, and still fewer have founded an Institute for the underprivileged. Salam accomplished both. In addition to seeking “unity in seemingly disparate forces of nature”, he sought unity in mankind, and his crowning achievement was the creation in 1964 of the International Centre for Theoretical Physics at Trieste – now named after him – which has touched the lives of physicists and other scientists the world over.

Yet Salam failed in one of his lifelong goals, perhaps the one closest to his heart. Near the end of his life, he lamented: “Countries like Turkey, Egypt and my own country, Pakistan, have no science communities geared to development because we do not want such communities. We suffer from a lack of ambition towards acquiring science, a feeling of inferiority towards it, bordering sometimes even on hostility.”

Passive tolerance of poverty in the Third World was of deep concern to Salam. The greatest failure of science and technology is their failure to act as a social equalizer, and the gap between rich and poor has increased, despite the fact that the wealth created by science and technology is sufficient to alleviate poverty. “Predictions that the ‘poor might not always be with us’ have not come true. In 1990, there were optimistic forecasts that the percentage of absolute poor in the world (those with income below US$1 a day) would drop to 18% by 2000. By 1998, the figure was at 24% and the trend-line had turned upward” (Mooney 1999).

This echoes what Salam said in 1988: “This globe of ours is inhabited by two distinct types of humans. According to the UNDP count of 1983, one-quarter of mankind – some 1.1 billion people – are developed. They inhabit two-fifths of the land area of the Earth and control 80% of the world’s natural resources, while 3.6 billion developing humans – ‘les miserables’, the ‘mustazeffin’ – live on the remaining three-fifths of the globe. What distinguishes one type of human from the other is the ambition, the power, the elan which basically stems from their differing mastery and utilization of present-day science and technology. It is a political decision on the part of those (principally from the South) who decide on the destiny of developing humanity if they will take steps to let the less miserable create, master and utilize modern science and technology for their betterment.”

Again he wrote: “Today the Third World is only slowly waking up to the realization that in the final analysis, creation, mastery and utilization of modern science and technology is basically what distinguishes the South from the North. On science and technology depend the standards of living of a nation. The widening gap in economics and influence between the nations of the South and the North is essentially the science and technology gap. Nothing else – neither differing cultural values, nor differing perceptions or religious thoughts, nor differing systems of economics or of governance – can explain why the North (to the exclusion of the South) can master this globe of ours and beyond.”

Indeed, scientific knowledge and innovation are becoming leading factors of production and economic development around the world. There can be no high technology without first-rate science. Science develops new tools in laboratories for its progress, and trains students and technicians to build them. These tools find users outside, and some young people become entrepreneurs and launch their own companies, which then grow into large enterprises. However, such companies grow around big centres of scientific research, for example Silicon Valley around Stanford. But the Third World countries do not have big centres of research. So do they have a chance, or have they lost out for ever? I believe the answer lies in linkages with big science centres in developed countries. A fine example is CERN, where high technology and fundamental science reinforce each other.

Let me end by quoting from a paper by Salam, presented on 11 May 1983 in Bahrain: “We forget that an accelerator like the one at CERN develops sophisticated modern technology at its furthest limit. I am not advocating that we should build a CERN for Islamic countries. However, I cannot but feel envious that a relatively poor country like Greece has joined CERN, paying a subscription according to the standard GNP formula. I cannot rejoice that Turkey, or the Gulf countries, or Iran, or Pakistan seems to show no ambition to join this fount of science and get their men catapulted into the forefront of the latest technological expertise. Working with CERN accelerators brings at the least this reward to a nation, as Greece has had the perception to realize.”

Since then, Pakistan and Iran have joined CERN collaborations and, if Salam were alive today, I am sure he would be delighted to see that aspects of his vision are at last being transformed into reality.

Nonrelativistic Quantum Mechanics and Problems & Solution in Nonrelativistic Quantum Mechanics

Nonrelativistic Quantum Mechanics World Scientific. Paperback ISBN 981024651X, £33 ($48); hardback ISBN 981024634X, £53 ($78) and Problems & Solution in Nonrelativistic Quantum Mechanics by Anton Z Capri, World Scientific. Paperback ISBN 9810246501, £33 ($48); hardback ISBN 9810246331, £58 ($86).

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Now in its third edition, Capri’s textbook is suitable for advanced undergraduate students as well as graduate students. The new study guide, in its first edition, has grown out of popular demand. The problems, most of which have been tested on the author’s students, vary in difficulty from very simple to research level.

Chaos and Time-Series Analysis

by Julien Clinton Sprott, Oxford University Press. Paperback ISBN 0198508409, £24.95; hardback ISBN 0198508395, £49.95.

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Aimed at students, scientists or engineers who want to use the ideas in a practical setting, this book introduces new developments in chaos and related topics in nonlinear dynamics. The emphasis is on physical concepts and useful results.

Element Genesis, solving the mystery a video release

by the RIKEN Institute, Japan. English version ¥3000 NTSC format, ¥4000 PAL/SECAM format.

A flapping butterfly, the songs of birds, the colours of flowers, mountains and oceans – all are relics of the stars, for the ashes of stars are the building blocks of all we can see and touch. On Earth, the ashes must have been recycled, because we can find nearly all the elements present. It is only half a century since we began to understand that the genesis of the elements lies in the stars. They are the factories and, depending on their fuel, mass and age, they produce their specific elements.

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RIKEN, the Institute of Physical and Chemical Research in Japan, has taken the initiative to produce a video of the processes involved in the synthesis of elements in the stars. The film begins with a gentle introduction, but soon the audience must be alert as they will be informed about the basics of radioactivity and the structure of atomic nuclei, in subtle detail. The video continues with the synthesis of elements, first in a star like the Sun, then during the Big Bang, and then in massive stars, and ends with the production of thorium and uranium in a supernova explosion. Back on Earth, RIKEN argues that its research using radioactive ion beams is important for unravelling the mysteries of element synthesis, with supporting statements from scientists from other countries.

The video lasts for 35 minutes and is a complete lesson in nuclear synthesis. It is excellent material for high-school and university students who already have a background knowledge of this subject matter. Despite the long duration of the film, it can be used to support lessons on this topic. However, there are also some cautionary remarks. As mentioned before, the information given within the first six minutes about the basics of radioactivity and the structure of atomic nuclei is so compact and detailed that even the most attentive students will be exhausted, especially as the information comes both from a voice-over and simultaneously from three or four different places in an animation. This could be simply avoided.

Fortunately, the movie then slows down and the alternation of the narrator with comments from Japanese scientists works very well. If the “man in the street” understands that thermal motion of two hydrogen nuclei by quantum-electrotunnelling through the barrier created by electric repulsion leads to fusion into deuterium, a positron and a neutrino, then the video would also be suitable for the general public. Otherwise, it would probably be better to make a special, more simplified version, which could give an overview of the birth and death of the (massive) stars that 5 billion years ago resulted in the birth of our solar system.

In summary, this is an attractive and interesting video on nuclear synthesis and nuclear structure, and could be useful for supporting lectures and classes.

Introduction to Numerical Analysis

by Michelle Schatzman, Oxford University Press. Paperback ISBN 0198508522, £24.95; hardback ISBN 0198502796, £49.95.

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Written for advanced undergraduate mathematics students who are interested in the “spice and spirit” of numerical analysis, this is an English translation of an updated version of Schatzman’s book, which first appeared in French in 1991.

Hidden Worlds: Hunting for Quarks in Ordinary Matter

by Timothy Paul Smith, Princeton University Press. ISBN 0691057737, £17.95 ($24.95).

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The world of subatomic particle physics is often portrayed to the non-specialist as solely the business of large “atom smashing” particle accelerators. But the mysterious quarks are very much the basis of familiar matter in the world about us, as Timothy Paul Smith explains in his book Hidden Worlds.

Smith, a research scientist at the Massachusetts Institute of Technology Bates Linear Accelerator Center and research professor at Dartmouth College, has produced a clear and concise journey through the wonders of subatomic physics for the student. His background as a teacher is soon apparent, as he uses common experiences to help relate the physical scale, details and concepts he wishes to convey. This skill makes the story and its comprehension easy for the lay reader.

Smith quickly introduces his target area and focuses on his quark story. The early pages lead us through the requirement for high-energy accelerators and for their ever-increasing power to explore smaller and smaller particles as the atom, nucleus and nucleons are unwrapped.

The regular comparison and relation of physics concepts to chemistry provides an additional base for the reader’s understanding. The use of quick resumés at the start of each chapter also enables the reader to progress through the book with some certainty – and is helpful for those who cannot complete the book in one go.

Smith uses his own experiences at research laboratories to describe both the scientific method and research team challenge in technical and organizational arenas. His obvious excitement and dedication to the research challenge are very clear, and no high-school student should miss such an invitation to a career.

The book should give the reader confidence in the use of the concepts of – among others – the nucleus, nucleon, charge, spin, color, quark, antiquark and gluon. Smith’s good use of analogies using everyday systems also means that the reader can quickly become confident with the constituent quark and quantum chromodynamics. However, this should not be misinterpreted as gaining a full understanding; this is a small book covering a wide subject area and simply gives an overview in preparation for more advanced work.

The chapter “Particle Taxonomy and Quark Soup” brings us into the Greek alphabet soup, which usually sinks lone attempts at the quark world. Smith’s attitude appears to be that the reader should be exposed to this, but not overwhelmed. Patterns and overview are extracted and we proceed to further discoveries without exhaustion. However, Smith should have expanded more here, as this is the area in which readers are likely to be short of knowledge.

Next, Smith delves into the quark/gluon world, where there is a good use of clear text and diagrams. Having reviewed the quark’s history and the current theories, Smith completes his story with some outstanding questions and current research proposals.

For those of you who flip through a book looking at the ratio of diagrams to text, Smith certainly passes the test, including Feynman diagrams, scale charts, quark and nucleon diagrams, accelerator exploded views and ample graphical charts. A glossary that gives an adequate description of technical terms is also provided, enabling easy reference without having to search through previous chapters.

In all, Hidden Worlds provides a short introduction and overview of the subject area. Students should use it as such and expect to follow up with a more rigorous technical book. It is written in an attractive and easy to read style, which gives the reader the confidence to attack this difficult subject. In my opinion, a copy should be placed in every public library.

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