29/10/2008 Translucent Interim Update - Project Activities and New Appointments Silex Systems Ltd is pleased to provide this interim update on the activities being conducted by US-based subsidiary Translucent Inc. 24/10/2008 Notice of AGM/Proxy form Notice of Annual General Meeting and Proxy Form 23/10/2008 Annual Report 29/9/2008 Full Year Statutory Accounts Full Year Statutory accounts 29/9/2008 Concise YearEnd Accounts Concise Year End Accounts 25/8/2008 Project and Operational Update 25/8/2008 Appendix 4E Preliminary Final Report 23/6/2008 Cameco joins GE and Hitachi in Global Laser Enrichment Venture GE Hitachi Nuclear Energy (GEH) and Cameco Corp. (NYSE:CCJ) have announced that Cameco has joined GE and Hitachi as owners of their laser enrichment venture. 16/5/2008 Silex Moves Towards 100 percent Ownership of Translucent Inc The Silex Board is pleased to announce that it has reached agreement to acquire the equity interest of the founders of Translucent Inc. 14/5/2008 U.S. NRC Approves Licence Amendment Global Laser Enrichment (GLE), a subsidiary of GE Hitachi Nuclear Energy (GEH), has been notified that the U.S. Nuclear Regulatory Commission (NRC) has approved a license amendment (to an existing nuclear facility license) to operate a Test Loop for GLE's next generation, SILEX laser-enrichment technology 1/5/2008 GEH Selects Wilmington as site for Potential Commercial Uranium Enrichment Facility Global Laser Enrichment (GLE), a subsidiary of GE Hitachi Nuclear Energy (GEH), has announced that it has selected its Wilmington, N.C., headquarters site for a potential commercial uranium enrichment facility. 9/4/2008 Translucent Closer to Solar Innovation Results to date from the in-house testing of initial solar cell samples are encouraging, confirming that Translucent is moving closer to achieving its goal of materials innovation in solar cell technology. 28/2/2008 Project and Operational Update During the six month period since our last project and operational update (30 August 2007) steady progress has been maintained in all our technology projects. A significant event during this period was the successful completion of a $50 million placement announced on 31/10/07 (refer to the related ASX release). 28/2/2008 Half Year Accounts Half Year Accounts 15/1/2008 Silex Projects Making Good Progress In response to the many shareholder enquiries being received regarding the recent downward movement in the Company's share price, the following statement is provided by the Company. 6/11/2007 Section 708A Notice 31/10/2007 Silex Successfully Completed $50 Million Placement Silex Systems Limited today announced the successful completion of a $50 million placement of new securities to professional and sophisticated shareholders. 22/10/2007 Silex 2007 Annual Report 4/10/2007 GE press release GE Signs Letters of Intent for Enrichment Services 4/10/2007 GE Signs Letters of Intent for Enrichment Services 27/9/2007 Full Year Statutory Accounts 27/9/2007 Full Year Concise Accounts 30/8/2007 Appendix 4E – Preliminary final report 30/8/2007 Project and Operational Update 8/8/2007 Commercial Prospects Remain Positive In response to the many shareholder enquiries being received regarding the recent downward movement in the Company's share price, the following statement is provided by the Board. 27/2/2007 Project and Operational Update The six month period since our last project update (12 September 2006) has been one of steady progress with all projects. The highlight was the receipt of US Government authorisations on 4 October 2006 for the Commercialisation and License Agreement for the SILEX Uranium Enrichment Technology. 27/2/2007 Appendix 4D - Half Yearly Results 4/10/2006 GE press release GE, SILEX Receive U.S. Government Authorizations Required To Proceed With Uranium Enrichment Technology Deal 4/10/2006 US Government Authorizations Received Silex is pleased to announce the receipt of US Government authorizations required to proceed with the Technology Commercialization and License Agreement signed between Silex and the General Electric Company on 22nd May 2006. 27/9/2006 Full year accounts - June 2006 Full year accounts - June 2006 27/9/2006 Concise full year accounts - June 2006 Concise full year accounts - June 2006 20/9/2006 Silicon Laser Chip Developments In response to numerous enquiries regarding today's AFR story (p54) on the Silicon laser chip, we are pleased to provide the following comments. The announced breakthrough does not relate to Translucent's work in the same field. However, this and similar press articles provide excellent verification of the importance of the field. 12/9/2006 Project and Operational Update 1.THE PERIOD IN REVIEW: The six month period since our last project update (15 March 2006) has been one of great achievement for Silex Systems. The highlight was the signing of the Commercialisation and License Agreement for the SILEX Uranium Enrichment Technology with the General Electric Company on 22 May. 12/9/2006 Appendix 4E - Preliminary Final Report 1/9/2006 Silex Submission to Department of Prime Minister & Cabinet Inquiry Uranium Mining, Processing and Nuclear Energy Review. The Possibility of a Uranium Enrichment Industry in Australia. 20/7/2006 Innovative Thermoelectric Power Technology Silex subsidiary Translucent Inc has filed a Patent application for an innovative Thermoelectric Power Technology that has evolved from the continued development of its core semiconductor materials. 22/6/2006 US Government Confirmation Received. Silex is pleased to advise that General Electric Company has received confirmation from the US Government to proceed with certain preliminary activities contemplated in the SILEX Technology development project. This confirmation triggers the initial payment by GE of US$5 million to Silex in the next few days. 5/6/2006 TRANSLUCENT FILES PATENT APPLICATION Silex subsidiary Translucent Inc has filed a Patent application for an ultra-high efficiency solar energy conversion cell which has evolved from the development of its core semiconductor materials technology. 23/5/2006 GE press release GE press release regarding the SILEX Technology Agreement. 22/5/2006 Silex Signs Commercialisation and License Agreement with General Electric Company Silex Systems Limited is pleased to announce the signing of an exclusive Commercialisation and License Agreement for the SILEX Uranium Enrichment Technology with General Electric Company (GE:NYSE). The transaction is subject to receipt of government approvals. 1/5/2006 URANIUM PROJECT UPDATE Negotiations with third parties in relation to the development and potential commercial deployment of the SILEX Uranium Enrichment Technology are progressing. 26/4/2006 SILEX SYSTEMS ACQUIRES INTEREST IN NEW PHOTONICS SEMICONDUCTOR TECHNOLOGY Silex Systems Limited (Silex) is pleased to announce that it has reached agreement with US-based semiconductor start-up Translucent Photonics Inc (Translucent), to fund the development of an invention in the field of photonic semiconductor technology known as Planar Lightwave Circuits (PLCs). 15/3/2006 Project and Operational Updates ASX Announcement 15 March 2006 - Project and Operational Updates 15/3/2006 Financial Results - Half-year information – 31 December 2005 Financial Results - Half Year Report 31 December 2005 Lodged with the ASX under Listing Rule 4.2A. This information should be read in conjunction with the 30 June 2005 Annual Report. 9/2/2006 Inquiry into developing Australia's non-fossil fuel energy Presentation to the House of Representatives Standing Committee on Industry and Resource. 2/2/2006 Interim Technology Project Updates 1. SILEX Uranium Enrichment Project: 2. Translucent Technology: 28/11/2005 Translucent Achieves Key Milestone In Optical Silicon Project Translucent Inc., Silex Systems' silicon electronics and photonics semiconductor subsidiary based in Palo Alto, California, has achieved another major milestone in its quest to develop advanced silicon-based photonics devices. 8/11/2005 Classified Phase of Due Diligence Evaluation Commences for Uranium Project Further to our ASX release dated 12/10/2005, Silex is pleased to advise that third parties have commenced the classified phase of due diligence for the SILEX Uranium Enrichment Technology. 12/10/2005 US Government Approves Due Diligence on SILEX Technology by US Companies Silex Systems Ltd has received official notification from the Australian Department of Foreign Affairs and Trade that the US Government has given its authorisation for a number of US companies to proceed with classified due diligence studies of the SILEX Uranium Enrichment Technology. 30/9/2005 Full Year accounts June 2005 Financial Results - Full Year Report 30 June 2005 13/9/2005 Silex Systems Limited - ASX Preliminary Final Report - Year Ended 30 June 2005 Appendix 4E Silex Systems Limited ABN 69 003 372 067 ASX Preliminary final report - year ended 30 June 2005 - Appendix 4E Lodged with the ASX under Listing Rule 4.3A 13/9/2005 13 September 2005 - Project and Operational Updates ASX Announcement 13 September 2005 - Project and Operational Updates 2/8/2005 US Government Approval Delays Uranium Project Due Diligence Silex Systems is still awaiting US Government approval for several US companies to proceed with a classified Due Diligence evaluation of the SILEX Uranium Enrichment Technology. 19/5/2005 Silex Successfully Completes Uranium Enrichment Evaluation Silex Systems Limited is pleased to announce that the SILEX Uranium Enrichment Direct Measurement (DM) Program has been successfully completed. 11/4/2005 Fiberbyte Wins Government "Commercial Ready Grant" for USB-inSync Data Acquisition Technology Silex Systems Limited is pleased to announce that its Adelaide-based subsidiary Fiberbyte Pty Ltd (85% ownership) has won a Federal Government AusIndustry Commercial Ready Grant for the commercialisation of its award winning USB-InSync Data Acquisition Technology. 5/4/2005 Enriched Silicon Wafer Tests Encouraging Tests being conducted by Sumitomo Mitsubishi Silicon Corporation (SUMCO) to determine the technical benefits of using enriched silicon epi-wafers have demonstrated improvements in overall semiconductor device performance. As a consequence of these encouraging results, Silex and SUMCO have decided to continue the test program. 25/2/2005 Financial Results - HALF YEAR REPORT - 31 DECEMBER 2004 Financial Results - Half Year Report 31 December 2004 Lodged with the ASX under Listing Rule 4.2A. This information should be read in conjunction with the 30 June 2004 Annual Report. 25/2/2005 Half Yearly Project Updates - Feb 2005 The half year ended 31 December 2004 has been a period of steady progress and consolidation for Silex. 18/2/2005 Towards a true Silicon Laser The quest for a silicon and or silicon-based semiconductor material and device technology suitable for fabricating light emitting devices and lasers is of immense scientific and commercial interest. This interest has been stirred by several recent news articles and journal papers. 25/11/2004 RESPONSE TO GREENPEACE CLAIMS Greenpeace has recently published a series of claims regarding Silex Systems. Our response to specific issues is as follows: 22/11/2004 Translucent Accelerates Semiconductor Technology Projects Translucent Inc., a California (US) based Silex subsidiary developing revolutionary materials and process technology for the semiconductor industry, has announced plans to accelerate the development and commercialisation of its technologies. 26/8/2004 26 August 2004 - Project and Operational Updates ASX Announcement 26 August 2004 - Project and Operational Updates 26/8/2004 Silex Systems Limited - ASX Preliminary Final Report - Year Ended 30 June 2004 Appendix 4E ASX Preliminary Final Report - Year Ended 30 June 2004 Appendix 4E Lodged with ASX under listing Rule 4.3A 13/7/2004 Translucent Completes Technical Advisory Board Translucent Inc., a 73% subsidiary of Silex Systems, announced the completion of its Technical Advisory Board, with the additions of Michael Lebby and Karen Markus. 5/7/2004 SILEX COMMISSIONS WORLD’S FIRST SILICON LASER ENRICHMENT PILOT PLANT Silex is pleased to announce that its silicon laser enrichment pilot plant has been successfully completed and commissioned. Silicon enrichment tests using this first-of-a-kind facility are now commencing, and are expected to continue for the remainder of the 2004 calendar year. 7/4/2004 Silex - Usec Settlement Silex is pleased to announce that an agreement has been signed settling the outstanding issues relating to USEC's termination of the Development and License Agreement for the SILEX Uranium Enrichment application. 26/2/2004 Financial Results - HALF YEAR REPORT - 31 DECEMBER 2003 Financial Results - Half Year Report 31 December 2003 Lodged with the ASX under Listing Rule 4.2A. This information should be read in conjunction with the 30 June 2003 Annual Report. 26/2/2004 Half Yearly Project Updates - Feb 2004 Silex is in a very sound financial position with approximately $35M in cash reserves and negligible liabilities. We are confident that these cash reserves are sufficient to fund our current development activities and reach our target of positive cash flow in two years. 24/2/2004 Translucent Moves Towards Commercialization Phase Translucent outlines its commercialization plans for the next 18 months, as new CEO takes control. 10/2/2004 TRANSLUCENT WINS CORE PATENT Silex Systems US-based subsidiary Translucent Inc. recently announced achievement of their key technical milestone, demonstrating optical activity in Silicon (refer ASX release 11/11/03). We are now pleased to announce that Translucent Inc. has secured the intellectual property surrounding this invention. 26/11/2003 AGM Presentation 2003 Silex is a research and development company whose assets are its proprietary rights in technologies, including, but not limited to, the SILEX technology, Translucent technology and Fiberbyte technology. 11/11/2003 TRANSLUCENT ACHIEVES KEY MILESTONE One of the most sought after prizes in the global semiconductor industry - the demonstration of optical gain in silicon - has been successfully achieved by Silex subsidiary Translucent Photonics Inc, in Silicon Valley, California. 22/9/2003 MEDIA COMMENTS ON NUCLEAR TECHNOLOGY In light of activities and commentary reported in the media over the past week, Silex is pleased to provide the market with the following comments relating to its commercial laser enrichment projects. 22/9/2003 Media Release - Nuclear Scaremongering Australian Science Minister Peter McGauran has today dismissed claims that an Australian company is working on uranium enrichment for nuclear weapons. 11/9/2003 Silex Systems Limited - ASX Preliminary Final Report - Year Ended 30 June 2003 Appendix 4E Silex Systems Limited ABN 69 003 372 067 ASX Preliminary final report - year ended 30 June 2003 - Appendix 4E Lodged with the ASX under Listing Rule 4.3A 11/9/2003 11 September 2003 - Project and Operational Updates ASX Announcement 11 September 2003 PROJECT AND OPERATIONAL UPDATES