New method to synchronize devices on Earth makes use of cosmic rays

Journal Reference: Hiroyuki K. M. Tanaka. Cosmic time synchronizer (CTS) for wireless and precise time synchronization using extended air showers. Scientific Reports, 2022; 12 (1) DOI: 10.1038/s41598-022-11104-z Humanity is intimately connected with the idea of time. Historically, we used the cosmos itself — stars, the sun, and the moon — to measure time and coordinate … Read more

Researchers engineer electrically tunable graphene devices to study rare physics

Journal Reference: M. Said Ergoktas, Sina Soleymani, Nurbek Kakenov, Kaiyuan Wang, Thomas B. Smith, Gokhan Bakan, Sinan Balci, Alessandro Principi, Kostya S. Novoselov, Sahin K. Ozdemir, Coskun Kocabas. Topological engineering of terahertz light using electrically tunable exceptional point singularities. Science, 2022; 376 (6589): 184 DOI: 10.1126/science.abn6528 The work could advance optoelectronic technologies to better generate, … Read more

Investigating newly synthesized thallium compounds for optoelectronic devices

Journal Reference: S. Karkour, A. Bouhemadou, D. Allali, K. Haddadi, S. Bin-Omran, R. Khenata, Y. Al-Douri, A. Ferhat Hamida, A. Hadi, A. F. Abd El-Rehim. Structural, elastic, electronic and optical properties of the newly synthesized selenides Tl2CdXSe4 (X = Ge, Sn). The European Physical Journal B, 2022; 95 (3) DOI: 10.1140/epjb/s10051-022-00288-y The need for efficient optoelectronic devices … Read more

A new platform for customizable quantum devices

Journal Reference: Daniel W. Laorenza, Arailym Kairalapova, Sam L. Bayliss, Tamar Goldzak, Samuel M. Greene, Leah R. Weiss, Pratiti Deb, Peter J. Mintun, Kelsey A. Collins, David D. Awschalom, Timothy C. Berkelbach, Danna E. Freedman. Tunable Cr4 Molecular Color Centers. Journal of the American Chemical Society, 2021; 143 (50): 21350 DOI: 10.1021/jacs.1c10145 Advances in quantum … Read more

Graphene spintronics: 1D contacts improve mobility in nano-scale devices

Journal Reference: Victor H. Guarochico-Moreira, Jose L. Sambricio, Khalid Omari, Christopher R. Anderson, Denis A. Bandurin, Jesus C. Toscano-Figueroa, Noel Natera-Cordero, Kenji Watanabe, Takashi Taniguchi, Irina V. Grigorieva, Ivan J. Vera-Marun. Tunable Spin Injection in High-Quality Graphene with One-Dimensional Contacts. Nano Letters, 2022; 22 (3): 935 DOI: 10.1021/acs.nanolett.1c03625 The team — comprising researchers from the … Read more

Self-healing nanomaterials usable in solar panels and other electronic devices

Journal Reference: Sasha Khalfin, Noam Veber, Shaked Dror, Reut Shechter, Saar Shaek, Shai Levy, Yaron Kauffmann, Leonid Klinger, Eugen Rabkin, Yehonadav Bekenstein. Self‐Healing of Crystal Voids in Double Perovskite Nanocrystals Is Related to Surface Passivation. Advanced Functional Materials, 2021; 2110421 DOI: 10.1002/adfm.202110421 The field of self-repairing materials is rapidly expanding, and what used to be … Read more

Machine learning models quantum devices

Journal Reference: Quoc Hoan Tran, Kohei Nakajima. Learning Temporal Quantum Tomography. Physical Review Letters, 2021; 127 (26) DOI: 10.1103/PhysRevLett.127.260401 Quantum computers make headlines in the scientific press, but these machines are considered by most experts to still be in their infancy. A quantum internet, however, may be a little closer to the present. This would … Read more