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Yours faithfully, FoT AMAR}OTHI SPINNING MILLS LIMITED, MOHANAPRIYA.M COMPANY SECRETARY CHENNAI - 5-AUGUST-2026 Quantum computing without AI helps chemists design molecules extreme cooling Creating new molecules is one Synthegy applies a similar method of the toughest tasks in chemistry. to reaction mechanisms. It breaks Quantum computers today nanopatterned silicon substrate. Whether the goal is a life-saving reactions down into basic electron are notoriously difficult and Molybdenum diselenide belongs drug or a cutting-edge material, movements and explores different expensive to operate. Most require to a family of materials known each compound must be built possibilities. The language model temperatures near absolute zero, as transition metal dichalcogenides through a carefully planned series evaluates each step and steers the about -459 degrees Fahrenheit, (TMDCs), which are valued for of reactions. Mapping out these search toward pathways that make to maintain the fragile quantum their unique optical and quantum steps requires deep expertise and chemical sense. states needed for computation and properties. strategic thinking, which is why The system can also incorporate communication.Now, researchers According to the researchers, the chemists often spend years mas- additional details, such as reaction at Stanford University have silicon nanostructures play a critical tering the process.A major hurdle conditions or expert hypotheses, developed a nanoscale optical role by generating what they call is retrosynthesis. In this approach, provided as text. This flexibility device that functions at room “twisted light.” chemists begin with the final mole- allows researchers to refine their temperature while linking the “The Silicon nanostructures cule they want and work backward analysis and explore more realistic quantum properties of light and enable what we call ‘twisted light,’” to figure out simpler starting ma- scenarios. electrons. The advance could help explains Feng Pan, a postdoctoral terials and possible reaction routes. In synthesis planning, Synthgey pave the way for smaller, lower- scholar in Dionne’s lab and the This involves many decisions, was able to identify pathways that cost quantum technologies capable paper’s first author. “The photons such as selecting the right build- matched complex strategic instruc- of transmitting information across spin in a corkscrew fashion, but ing blocks, deciding when to form tions. In a double-blind study, 36 long distances. more importantly, we can use these rings, and determining whether chemists provided 368 valid evalu- The new device enables spinning photons to impart spin sensitive parts of the molecule need ations, and their assessments agreed entanglement between photons, the on electrons that are the heart of protection. While computers can large language models (LLMs) synthetic ideas." with the system's results 71.2% of particles that make up light, and quantum computing.” scan enormous "chemical spaces", as reasoning tools for chemistry. Synthegy starts with a target the time on average. electrons. This quantum connection Dionne notes that the patterned they still struggle to match the Rather than directly generating molecule and a simple instruction The framework can flag un- is considered a fundamental structures are incredibly small, strategic judgment of experienced chemical structures, these models written in everyday language. For necessary protecting steps, judge requirement for future quantum roughly comparable in size to chemists. act as evaluators that guide existing example, a chemist might request how feasible reactions are, and communication systems. visible light wavelengths and Another challenge involves reac- computational systems. that a specific ring be formed prioritize efficient solutions. It also “The material in question is impossible to see with the naked tion mechanisms, which describe The new framework, called early or that unnecessary protecting demonstrates that LLMs can operate not really new, but the way we eye. how reactions proceed step by step Synthegy, combines traditional groups be avoided. Standard retro- at multiple levels, from analysing use it is,” says Jennifer Dionne, a “The patterned nanostructures are through the movement of electrons. search algorithms with AI that can synthesis software then generates functional groups to evaluating en- professor of materials science and imperceptible to the human eye, Understanding these mechanisms interpret chemical strategies written many possible pathways. tire synthetic routes. Larger models engineering at Stanford and senior allows scientists to predict new in natural language. Each of these pathways is con- performed best, while smaller ones author of the study published about the size of the wavelength reactions, improve efficiency, "When making tools for chem- verted into text and reviewed by showed more limited abilities. in Nature Communications. “It of visible light,” Dionne adds. and avoid costly trial and error. ists, the user interface matters a a language model. Synthegy scores This research highlights a dif- provides a very versatile, stable “But they help us manipulate Although current computational lot, and previous tools relied on how well each option matches the ferent way AI can support chem- spin connection between electrons photons very precisely to make tools can suggest many possible cumbersome filters and rules," says chemist's instructions and explains istry. Instead of replacing human and photons that is the theoretical them spin -- to twist them- in a pathways, they often lack the intu- Andres M. Bran, the first author its reasoning. This makes it easier decision-making, Synthegy positions basis of quantum communication. specific direction, for example, up ition needed to pinpoint the most of the Synthegy paper published to rank and filter the best routes. language models as guides that help Typically, however, the electrons or down.” realistic ones. in Matter. "With Synthegy, we're By guiding searches with natural interpret and refine computational lose their spin too quickly to be Researchers can use this twisted Researchers led by Philippe giving chemists the power to just language, chemists can quickly results. Chemists can describe their useful.” light to become entangled with Schwaller at EPFL have devel- talk, allowing them to iterate much focus on strategies that align with goals in plain language and receive The device combines a thin electron spins, creating qubits, the oped a new method that uses faster and navigate more complex their goals. solutions that reflect their strategy. patterned layer of molybdenum basic building blocks of quantum diselenide (MoSe2) with a information systems. Amplifying speed of data transmission Photonic time crystal opens new era of light control The rapidly increasing team from Chalmers amounts of information. data traffic is placing University of Technology, Currently, optical in Sweden, introduces communication systems are An [Showing first 8,000 characters — download PDF for full document]