Results 11 to 20 of about 903 (120)

Food safety and consumers: Constructions of choice and risk [PDF]

open access: yes, 2002
This paper argues that food safety did not arise as a "new" obsession at the end of the twentieth century, but has been an intermittent object of public and policy concern over the last two hundred years in the UK.
Draper, A.   +3 more
core   +3 more sources

Rhyacophila kangae Park & Nozaki 2021, sp. nov.

open access: yes, 2021
Rhyacophila kangae Park & Nozaki sp. nov. (Figs 1, 4, 9) Rhyacophila sp. 3: Kang 2020, 232–233, male (photographs), Korea. Diagnosis. This species belongs to the Rhyacophila nigrocephala Species Group (Ross 1956). The male genitalia are similar to
Park, Sun-Jin, Nozaki, Takao
core   +1 more source

Exact and asymptotic low Reynolds, time-varying solutions for spinning rods with a comparison to experiments on the micro and macroscale

open access: yes, 2006
An exact mathematical solution for the low Reynolds number, quasi steady, hydrodynamic motion induced by a rod in the form of a prolate spheroid sweeping a double cone is developed and the influence of the ensuing fluid motion upon passive particles is ...
Leiterman, Terry Jo
core   +1 more source

Stactobiella tshistjakovi

open access: yes, 2020
Stactobiella tshistjakovi (Arefina & Morse 2002) (Figs 1, 6) Stactobia tshistjakovi Arefina & Morse in Arefina et al. 2002, 103–104, male, Russian Far East (Khasansky); Arefina & Armitage 2003, 17, Russian Far East (Sakhalin).
Ito, Tomiko
core   +1 more source

Sampling phased array application for immersion technique

open access: yes, 2008
S.TP122The principles of phase controlled excitation and processing of ultrasonic signals are used in nondestructive testing and medical diagnostics. A phased array system is a multi channel ultrasonic system, which uses the principle of a time-delayed ...
Bulavinov, A.   +3 more
core   +1 more source

Atopida montana , Broun 1921

open access: yes, 2022
Atopida montana, Broun, 1921 (Figs 1N–O, 5J–K, 8F, 10E, 13B, 14, 17E) Atopida montana, Broun, 1921: 536 Atopida montana: Macfarlane et al. 2011: 420 (catalogue); Kiałka & Ruta 2017: 24 (catalogue). Type material. Two syntypes, males (NHM)
Ruta, Rafał, Kiałka, Agata
core   +1 more source

Eurycyphon parvus Zwick, 2015, n. sp.

open access: yes, 2015
Eurycyphon parvus, n. sp. (Figs. 74, 75) Type material: 1 ♂ Holotype: 32.08 S 151.27 E Allyn River Chichester S.F. NSW 10-11 Nov. 1981 T.Weir \ by sweeping (ANIC). Habitus. BL 1.9mm, BL/BW ~ 1.5. Shape typical of genus.
Zwick, Peter
core   +1 more source

A study of the quadrupole mass spectrometer for operation in hostile environments. [PDF]

open access: yes
The aim of the project described in this thesis was to develop an analytical measuring instrument for use as a residual gas analyser in industrial vacuum systems.
M. Yang, J.
core   +1 more source

Ploeotia plumosa Ekebom 1996

open access: yes, 2000
Ploeotia plumosa Ekebom et al., 1996 (fi gures 17d, 18h, k) Description. One cell observed, measuring about 20 Mm long and 10 Mm wide, slightly fl attened. Cell outline oblong-ovate, with widely spaced grooves dorsally and ventrally.
Patterson, David J., Lee, Won Je
core   +1 more source

Nano scale devices: fabrication, actuation, and related fluidic dynamics

open access: yes, 2006
Using external actuating magnetic fields to manipulate magnetic parts is an efficient method to manipulate mesoscopic actable devices. Extensive researches have explored the potentials of self-assembly techniques based on capillary force, static charge ...
Jing, Hao
core   +1 more source

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