This article delves Chern's conjecture for hypersurfaces with constant second fundamental form squared length S in the spherical space.At present,determining whether the third gap point of S is 2n remains unsolved yet...
supported by grants from NSFC(91958215);Shandong Basic Research Office(WSR2023018);the Ministry of Education 111 Project(B18048).
We must persevere to drill through the intact ocean crust to fully address fundamental questions towards completion of the plate tectonics theory.The primary questions include:what is the ocean crust made up of,how th...
co-supported by the Basic Science Center Project of the National Natural Science Foundation of China(No.T2388101);the Key Program of the National Natural Science Foundation of China(No.92148203).
This study focuses on addressing kinematic singularity analysis and avoidance issues for a space station remote manipulator system(SSRMS)-type reconfigurable space manipulator.The manipulator is equipped with a non-sp...
National Natural Science Foundation of China,Grant/Award Numbers:22106105,22201180;Innovation Program of Shanghai Municipal Education Commission,Grant/Award Number:2019‐01‐07‐00‐E00015;Shanghai Scientific and Technological Innovation Project,Grant/Award Number:21DZ1206300;Central Guidance on Local Science and Technology Development Fund of Shanghai,Grant/Award Number:YDZX20213100003002;Science and Technology Commission of Shanghai Municipality,Grant/Award Number:20060502200;Program for Professor of Special Appointment,Shanghai Sailing Program,Grant/Award Number:20YF1432200。
The contamination of nitric oxide presents a significant environmental challenge,necessitating the development of efficient photocatalysts for remediation.Conventional heterojunctions encounter obstacles such as large...
In order to enhance grain sampling efficiency, in this work a truss type multi-rod grain sampling machine is designed and tested. The sampling machine primarily consists of truss support mechanism, main carriage mecha...
This study was supported by the Ministry of Higher Education,Malaysia(FRGS0322-SG-1/2013);Universiti Malaysia Sabah(GUG0521-2/2020).
Objective:To determine the genetic diversity of Plasmodium(P.)knowlesi isolates from Sabah,Malaysian Borneo and Peninsular Malaysia,targeting the S-type SSU rRNA gene and including aspects of natural selection and hap...
the Ministry of Science and Higher Education of the Russian Federation under Grant No.FSUN-2023-0007.
Some electrical parameters of the SIS-type hysteretic underdamped Josephson junction(JJ)can be measured by its current-voltage characteristics(IVCs).Currents and voltages at JJ are commensurate with the intrinsic nois...
supported by the National Natural Science Foundation of China(Nos.12072086,12211540384 and 11761131006);the Fundamental Research Funds for the Central Universities(No.3072022CF0203).
The central wavelength of the first Bragg scattering bandgap is approximately twice that of the lattice.Therefore,a low-frequency Bragg scattering bandgap with a small structural dimension for phononic crystals is dif...
the National National Science Foundation of China(Grant Nos.52171251,U2106225,and 52231011);the Science and Technology Innovation Fund of Dalian City(Grant No.2022JJ12GX036)。
Based on the direct method of calculating the periodic wave solution proposed by Nakamura,we give an approximate analytical three-periodic solutions of Korteweg-de Vries(KdV)-type equations by perturbation method for ...