Introduction With the continuous advancement of surgical technique,combined vascular resection has become increasingly common during complex surgical procedures.In such cases,ensuring the safe and effective reconstruc...Introduction With the continuous advancement of surgical technique,combined vascular resection has become increasingly common during complex surgical procedures.In such cases,ensuring the safe and effective reconstruction of blood vessels after resection is of paramount importance.When direct vascular reconstruction is not feasible,the application of vascular grafts becomes necessary to restore vascular continuity and function.Commonly employed vascular grafts in clinical practice include allogeneic graft vessels(AGVs),autologous vessels,and artificial vessels.Among these,AGVs offer distinct advantages particularly in its complex structures and satisfying histocompatibility,making it a valuable option for vascular reconstruction.展开更多
Beam shaping in nanophotonic systems remains a challenge due to the reliance on complex heuristic optimization procedures.In this work,we experimentally demonstrate a novel approach to topological beam shaping using J...Beam shaping in nanophotonic systems remains a challenge due to the reliance on complex heuristic optimization procedures.In this work,we experimentally demonstrate a novel approach to topological beam shaping using Jackiw-Rebbi states in metasurfaces.By fabricating thin-film dielectric structures with engineered Dirac-mass distributions,we create domain walls that allow precise control over beam profiles.We observe the emergence of Jackiw-Rebbi states and confirm their localized characteristics.Notably,we achieve a flat-top beam profile by carefully tailoring the Diracmass distribution,highlighting the potential of this method for customized beam shaping.This experimental realization establishes our approach as a new mechanism for beam control,rooted in topological physics,and offers an efficient strategy for nanophotonic design.展开更多
The articles of current issue of Journal of Neurorestoratology have their own special features.When we hear about classic neurorestoratological treatments,we assume a patient with chronic fixed neurological deficit,be...The articles of current issue of Journal of Neurorestoratology have their own special features.When we hear about classic neurorestoratological treatments,we assume a patient with chronic fixed neurological deficit,being treated by exotic cellular and rehabilitative procedures.In this issue the recommended neurorestoratological treatments are amongst the classic medical or surgical treatments that may be either used for more successful prevention of new neurological deficits or management of chronic peripheral nerve injuries.展开更多
基金supported by grants from the Research and Demonstration Application of Clinical Diagnostic and Treatment Techniques in the Capital(Z211100002921025)Capital’s Funds for Health Improvement and Research(CFH2020-2-2036)。
文摘Introduction With the continuous advancement of surgical technique,combined vascular resection has become increasingly common during complex surgical procedures.In such cases,ensuring the safe and effective reconstruction of blood vessels after resection is of paramount importance.When direct vascular reconstruction is not feasible,the application of vascular grafts becomes necessary to restore vascular continuity and function.Commonly employed vascular grafts in clinical practice include allogeneic graft vessels(AGVs),autologous vessels,and artificial vessels.Among these,AGVs offer distinct advantages particularly in its complex structures and satisfying histocompatibility,making it a valuable option for vascular reconstruction.
基金supported by the Leader Researcher Program(NRF-2019R1A3B2068083)The National Research Facilities and Equipment Center(NFEC)at the Ministry of Science and ICT Support from the supporting project for advancement of leading research facilities(PG2023003-03)the quantum computing technology development program of the Quantum Information Research Support Center,funded through the National research foundation of Korea(2020M3H3A1110365).
文摘Beam shaping in nanophotonic systems remains a challenge due to the reliance on complex heuristic optimization procedures.In this work,we experimentally demonstrate a novel approach to topological beam shaping using Jackiw-Rebbi states in metasurfaces.By fabricating thin-film dielectric structures with engineered Dirac-mass distributions,we create domain walls that allow precise control over beam profiles.We observe the emergence of Jackiw-Rebbi states and confirm their localized characteristics.Notably,we achieve a flat-top beam profile by carefully tailoring the Diracmass distribution,highlighting the potential of this method for customized beam shaping.This experimental realization establishes our approach as a new mechanism for beam control,rooted in topological physics,and offers an efficient strategy for nanophotonic design.
文摘The articles of current issue of Journal of Neurorestoratology have their own special features.When we hear about classic neurorestoratological treatments,we assume a patient with chronic fixed neurological deficit,being treated by exotic cellular and rehabilitative procedures.In this issue the recommended neurorestoratological treatments are amongst the classic medical or surgical treatments that may be either used for more successful prevention of new neurological deficits or management of chronic peripheral nerve injuries.
