Researchers create miniature wide-angle camera with flat metalenses

Journal Reference: Ji Chen, Xin Ye, Shenglun Gao, Yuxin Chen, Yunwei Zhao, Chunyu Huang, Kai Qiu, Shining Zhu, Tao Li. A planar wide-angle-imaging camera enabled by metalens array. Optica, 2022; DOI: 10.1364/OPTICA.446063 Tao Li and colleagues from Nanjing University in China report their new ultrathin camera in Optica, Optica Publishing Group’s journal for high-impact research. … Read more

Researchers create flat magic window with liquid crystals

Journal Reference: Felix Hufnagel, Alessio D’Errico, Hugo Larocque, Fatimah Alsaiari, Jeremy Upham, Ebrahim Karimi. Flat magic window. Optica, 2022; 9 (5): 479 DOI: 10.1364/OPTICA.454293 Thousands of years ago, artisans in China and Japan made bronze mirrors that looked like a normal flat mirror while viewing one’s reflection but formed another image when hit by direct … Read more

Physicists create extremely compressible ‘fuel of mild’

Journal Reference: Erik Busley, Leon Espert Miranda, Andreas Redmann, Christian Kurtscheid, Kirankumar Karkihalli Umesh, Frank Vewinger, Martin Weitz and Julian Schmitt. Compressibility and the Equation of State of an Optical Quantum Gas in a Box. Science, 2022 DOI: 10.1126/science.abm2543 If you plug the outlet of an air pump with your finger, you can still push … Read more

Found: An easier way to create ‘versatile diamonds’

Journal Reference: Samuel G. Dunning, Li Zhu, Bo Chen, Stella Chariton, Vitali B. Prakapenka, Maddury Somayazulu, Timothy A. Strobel. Solid-State Pathway Control via Reaction-Directing Heteroatoms: Ordered Pyridazine Nanothreads through Selective Cycloaddition. Journal of the American Chemical Society, 2022; 144 (5): 2073 DOI: 10.1021/jacs.1c12143 Recently, a team of scientists led by Carnegie’s Samuel Dunning and Timothy … Read more

Researchers create molecule that can pave way for mini-transistors

Journal Reference: Magdalena Tasić, Jakov Ivković, Göran Carlström, Michaela Melcher, Paolo Bollella, Jesper Bendix, Lo Gorton, Petter Persson, Jens Uhlig, Daniel Strand. Electro-mechanically switchable hydrocarbons based on [8]annulenes. Nature Communications, 2022; 13 (1) DOI: 10.1038/s41467-022-28384-8 Manufacturing very small components is an important challenge in both research and development. One example is transistors — the smaller … Read more

Create a realistic VR experience using a normal 360-degree camera

Virtual reality headsets are becoming increasingly popular for gaming, and with the global pandemic restricting our ability to travel, this system could also be a cheap and easy way to create virtual tours for tourist destinations. Conventional 360° photography stitches together thousands of shots as you move around one spot. However, it doesn’t retain depth … Read more

New approach transports trapped ions to create entangling gates

Journal Reference: Holly N. Tinkey, Craig R. Clark, Brian C. Sawyer, Kenton R. Brown. Transport-enabled entangling gate for trapped ions. Physical Review Letters (accepted), 2022 [abstract] In a paper scheduled to be published January 31 in the journal Physical Review Letters, the researchers describe implementing two-qubit entangling gates by moving calcium ions held in a … Read more

Bone growth inspired ‘microrobots’ that can create their own bone

Journal Reference: Danfeng Cao, Jose G. Martinez, Emilio Satoshi Hara, Edwin W. H. Jager. Biohybrid Variable‐Stiffness Soft Actuators that Self‐Create Bone. Advanced Materials, 2022; 2107345 DOI: 10.1002/adma.202107345 When we are born, we have gaps in our skulls that are covered by pieces of soft connective tissue called fontanelles. It is thanks to fontanelles that our … Read more

United Kingdom: the new entry conditions in France create confusion among some Britons, temporarily prohibited from entering the Channel Tunnel

United Kingdom the new entry conditions in France create confusion

The confusion – and annoyance – had lasted for almost two days before the French government announced Thursday, December 30, a temporary relaxation of the rules. Two days during which British motorists wishing to cross France to reach their European residences outside France were denied access to the Channel Tunnel. In question ? New French … Read more