Results 201 to 210 of about 71,352 (265)

Mucosal vaccination clears Clostridioides difficile colonization. [PDF]

open access: yesNature
Thomas AK   +16 more
europepmc   +1 more source

Forming limit diagrams for sheet deformation processes

open access: yes, 2001
Viatkina, E.M.   +2 more
openaire   +1 more source

Catheter-Associated Candiduria: Aggregates, Microscopy, and CFU Variability. [PDF]

open access: yesMycopathologia
Steixner S   +3 more
europepmc   +1 more source

Advanced Laser Technologies for Efficient Crystalline Silicon Solar Cells. [PDF]

open access: yesNanomicro Lett
Liu H   +11 more
europepmc   +1 more source

Application of the forming limit stress diagram to forming limit prediction for the multi-step forming of auto panels

Journal of Materials Processing Technology, 2007
Abstract The strain-based forming limit diagram (FLD) is generally obtained on the linear (proportional) or near linear loading condition. So it often leads to erroneous assessments on the analysis of metal sheet formability under complex strain paths such as multi-step forming by the FLD criterion.
M H Chen
exaly   +2 more sources

Calculation of the forming limit diagram

Metallurgical Transactions A, 1989
A mathematical model is presented to help understand sheet metal deformation during forming. The particular purpose of this model is to predict the forming limit diagram (FLD). The present model is an extension of a previous analysis by Jones and Gillis (JG)[1] in which the deformation is idealized into three phases: (I) homogeneous deformation up to ...
Wonjib Choi   +2 more
openaire   +1 more source

Calculations of forming limit diagrams

Metallurgical Transactions A, 1990
The right-hand side of the forming limit diagram (FLD) was calculated using a Marciniak-Kuczynski analysis with a nonquadratic anisotropic yield criterion. Effects of changing the strain-hardening exponent, n, strain-rate exponent, m, strain ratio, R, stress exponent in the anisotropic yield criterion, a, and the inhomogeneity factor, f, were explored.
Alejandro Graf, William F. Hosford
openaire   +1 more source

Forming limit diagram of perforated sheet

Scripta Metallurgica et Materialia, 1995
The proper design and manufacture of tube sheets in heat exchangers and shadow masks in color picture tubes require the characterization of the deformation behavior of perforated sheets containing a large number of holes. The limit or failure strains in sheet metal forming are best represented by a forming limit curve (FLC) which indicates the onset of
Seung Chul Baik   +2 more
openaire   +1 more source

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