Search Results - "Wei, Z. C."

Majorana Positivity and the Fermion Sign Problem of Quantum Monte Carlo Simulations by Wei, Z C, Wu, Congjun, Li, Yi, Zhang, Shiwei, Xiang, T

“…The sign problem is a major obstacle in quantum Monte Carlo simulations for many-body fermion systems. We examine this problem with a new perspective based on…”
Get full text

Cutting force prediction in ball end milling of sculptured surface with Z-level contouring tool path by Wei, Z.C., Wang, M.J., Zhu, J.N., Gu, L.Y.

“…This paper presents an approach to predict cutting force in 3-axis ball end milling of sculptured surface with Z-level contouring tool path. The variable feed…”
Get full text

Partial order and finite-temperature phase transitions in Potts models on irregular lattices by Chen, Q N, Qin, M P, Chen, J, Wei, Z C, Zhao, H H, Normand, B, Xiang, T

“…We evaluate the thermodynamic properties of the 4-state antiferromagnetic Potts model on the Union-Jack lattice using tensor-based numerical methods. We…”
Get full text

Angular distribution of hybridization in sputtered carbon thin film by Liu, Y., Wang, H., Wei, Z. C.

“…The sp 3/sp 2 ratio of sputtered carbon thin film depends on the ion bombardment process and tailors the physical properties of carbon thin film. In present…”
Get full text

IDENTIFYING LOCAL SCALE CLIMATE ZONES OF URBAN HEAT ISLAND FROM HJ-1B SATELLITE DATA USING SELF-ORGANIZING MAPS by Wei, C. Z., Blaschke, T.

“…With the increasing acceleration of urbanization, the degeneration of the environment and the Urban Heat Island (UHI) has attracted more and more attention…”
Get full text

Morphology and reproductive mode of Blastocystis hominis in diarrhea and in vitro by Zhang, X, Qiao, J. Y, Zhou, X. J, Yao, F. R, Wei, Z. C

“…The in vitro culture of Blastocystis hominis in Roswell Park Memorial Institute (RPMI) 1640 medium containing 20% calf serum is described. The morphological…”
Get full text

Improving hook characterization of friction stir lap welded Al alloy joint using a two-section stepped friction pin by Xu, R. Z., Cui, S. L., Li, H., Hou, Y. X., Wei, Z. C.

“…Four millimeter-thick 7N01P Al alloy sheets were welded by friction stir lap welding (FSLW) with different tools at various welding heat inputs. Results showed…”
Get full text

Prediction of cutting force in five-axis flat-end milling by Wei, Z. C., Guo, M. L., Wang, M. J., Li, S. Q., Liu, S. X.

“…Milling force, closely related to machining efficiency and machining quality, is the most important technical parameter in computer numerical control…”
Get full text

Force predictive model for five-axis ball end milling of sculptured surface by Wei, Z. C., Guo, M. L., Wang, M. J., Li, S. Q., Liu, S. X.

“…As a high precision and high efficiency cutting method, CNC milling of five axis is the first choice for manufacturing parts with complex sculptured surface…”
Get full text

Prediction of cutting force in ball-end milling of sculptured surface using improved Z-map by Wei, Z. C., Wang, M. J., Cai, Y. J., Wang, S. F.

“…This paper presents an approach for prediction of cutting forces in three-axis ball-end milling of a sculptured surface along an arbitrary tool path. The idea…”
Get full text

Plane surface milling force prediction with fillet end milling cutter under pre-determined inclination angle by Wei, Z.C., Li, S.Q., Guo, M.L., Wang, J., Liu, S.X.

“…Fillet end milling is widely used in mould, aerospace, shipping manufacture and other fields. As one of the important parameter in milling machining, milling…”
Get full text

Force prediction model for five-axis flat end milling of free-form surface based on analytical CWE by Guo, M. L., Wei, Z. C., Wang, M. J., Li, S. Q., Liu, S. X.

“…As a high efficient machining technology, five-axis flat end milling is applied to free-form surface more widely. Cutter workpiece engagement (CWE) is an…”
Get full text

Prediction of cutting force of ball-end mill for pencil-cut machining by Wei, Z. C., Guo, M. L., Wang, M. J., Li, S. Q., Liu, S. X.

“…There are a number of concave circular blending surfaces with minor curvature radius in the corner of curved surface part, like complex mold cavity. Pencil-cut…”
Get full text

Up-regulated ONECUT2 and down-regulated SST promote gastric cell migration, invasion, epithelial-mesenchymal transition and tumor growth in gastric cancer by Wang, G-H, Zhou, Y-M, Yu, Z, Deng, J-P, Liu, S-F, Wei, C-Z, Feng, Y, Mao, M, Wang, Z

“…Gastric cancer is a common malignancy, with high metastasis and poor prognosis. Our purpose was to explore potential molecular mechanisms of gastric cancer. A…”
Get more information

Effect of Zn Coating and Al–Zn Coating on Al/Steel Joints by Vacuum Electron Beam Welding by Xu, R. Z., Wei, Z. C., Li, F. S.

“…Two-mm-thick 6061 Al alloy plate to non-coated and coated Q235 steel plates, which were covered with Zn coating and Al–Zn coating, respectively, were…”
Get full text

Investigation on the Electron Beam Welding of Al/Cu Composite Plates by Li, F. S., Xu, R. Z., Wei, Z. C., Sun, X. F., Wang, P. F., Li, X. F., Li, Z.

“…The Al/Cu composite plates composed of 2.5 mm thick Al base plate and 0.5 mm thick Cu cladding plate were joined by electron beam welding (EBW). The butt…”
Get full text

Limiting Distributions of Least Squares Estimates of Unstable Autoregressive Processes by Chan, N. H., Wei, C. Z.

“…An autoregressive process yn= β1y n-1+ ⋯ + βpy n-p+ εnis said to be unstable if the characteristic polynomial φ(z) = 1 - β1z- ⋯ - βpz phas all roots on or…”
Get full text

On Predictive Least Squares Principles by Wei, C. Z.

“…Recently, Rissanen proposed a new model selection criterion PLS that selects the model that minimizes the accumulated squares of prediction errors. Usually,…”
Get full text

Form error estimation in ball-end milling of sculptured surface with z-level contouring tool path by Wei, Z. C., Wang, M. J., Cai, Y. J., Zhu, J. N., Wang, L.

“…This paper presents a flexible model for estimating the form error in three-axis ball-end milling of sculptured surface with z -level contouring tool path. At…”
Get full text

Complete nucleotide sequences of genome segments 1 and 3 of Rosellinia anti-rot virus in the family Reoviridae by Wei, C.Z, Osaki, H, Iwanami, T, Matsumoto, N, Ohtsu, Y

“…The nucleotide sequences of genome segments 1 and 3 of Rosellinia anti-rot virus (RArV) from a hypovirulent isolate, W370, of the plant pathogen Rosellinia…”
Get full text