Results 181 to 190 of about 2,948 (233)

Magnetotactic molecular architectures from self-assembly of β-peptide foldamers. [PDF]

open access: yesNat Commun, 2015
Kwon S   +10 more
europepmc   +1 more source

Recent Advances in Nanotechnology-Mediated Noninvasive Transdermal and Topical Delivery of Proteins. [PDF]

open access: yesSmall Sci
Ko J   +9 more
europepmc   +1 more source

Spraying program and pest control for fruit crops [1949] [PDF]

open access: yes, 1949
Ohio Agricultural Experiment Station
core  

On the Cranial Nerves. [PDF]

open access: yesNeuroSci
Libreros-Jiménez HM   +9 more
europepmc   +1 more source

Profile determination of a tube-straightening roller by envelope theory

Journal of Materials Processing Technology, 1999
Abstract A simple method by applying envelope theory to determine the profile of a tube-straightening roller has been studied. The roller profile is defined as the envelope of a three-parameter family of spatial curves. The three parameters are rotation, translation and rotation, which generate by their motions the spatial curves. The envelope theory
Ke-Yang Li   +2 more
openaire   +1 more source

Study on the Precision Measurement Method of Roller Enveloping Hourglass Worm Tooth Surface

Journal of Mechanical Design, 2021
Abstract To satisfy the increasing requirements of high-precision and zero-backlash transmission in the modern machine tools and industrial robots, a precision measurement method of roller enveloping hourglass worm tooth surface is demonstrated.
Zeying Li   +3 more
openaire   +1 more source

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