Experiments on baroclinic vortex shedding from hydrothermal plumes

KR Helfrich, TM Battisti - Journal of Geophysical Research …, 1991 - Wiley Online Library
Laboratory experiments have been conducted to examine the effects of rotation on the structure
and stability of hydrothermal plumes. It is shown that the plume forces a baroclinic vortex…

Conduction‐induced alignment of nematic liquid crystals: basic model and stability considerations

W Helfrich - The Journal of chemical physics, 1969 - pubs.aip.org
… One speaks~of positive or negative dielectric anisotropy, depending on whether fll>fl or fll
< EJ., where fll and EJ. are the dielectric constants parallel and perpendicular to the preferred …

Single-bacterial genomics validates rich and varied specialized metabolism of uncultivated Entotheonella sponge symbionts

…, AFC Martinez, EJN Helfrich… - Proceedings of the …, 2018 - National Acad Sciences
Marine sponges are prolific sources of unique bioactive natural products. The sponge
Theonella swinhoei is represented by several distinct variants with largely nonoverlapping …

Space‐charge‐limited currents in organic crystals

P Mark, W Helfrich - Journal of Applied Physics, 1962 - pubs.aip.org
Electrical conductivity measurements were performed with thin (50 μ) single crystals of p‐terphenyl,
p‐quaterphenyl, and anthracene supplied with aqueous electrodes, one of which …

Unmasking arrhythmogenic hubs of reentry driving persistent atrial fibrillation for patient‐specific treatment

BJ Hansen, J Zhao, KM Helfrich, N Li… - Journal of the …, 2020 - Am Heart Assoc
Background Atrial fibrillation (AF) driver mechanisms are obscured to clinical multielectrode
mapping approaches that provide partial, surface‐only visualization of unstable 3‐…

Adhesive properties of isolated chick osteocytes in vitro

…, MJ Alblas, EJ Mackie, MA Horton, MH Helfrich - Bone, 1996 - Elsevier
… VAN DER PLAS, 1 MJ ALBLAS, 1 EJ MACKIE, 2 MA HORTON, 3 and MH HELFRICH 4 …
Hitt, AL and Luna, EJ Membrane interactions with the actin cytoskelcton. Curt ()pin Cell Biol 6:120…

Bradykinin-related compounds as new drugs for cancer and inflammation

…, EJ York, V Simkeviciene, B Helfrich - Canadian journal of …, 2002 - cdnsciencepub.com
Bradykinin (BK) (Arg-Pro-Pro-Gly-Phe-Ser-Pro-Phe-Arg) is an important growth factor for
small-cell lung cancer (SCLC) and prostate cancer (PC). These cancers have cells of …

Responding to the signal and the noise: behavior of planktonic gastropod larvae in turbulence

…, KR Helfrich, A Pires, EJ Anderson… - Journal of …, 2022 - journals.biologists.com
Swimming organisms may actively adjust their behavior in response to the flow around them.
Ocean flows are typically turbulent and are therefore characterized by chaotic velocity …

[HTML][HTML] Nanosecond formation of diamond and lonsdaleite by shock compression of graphite

…, DO Gericke, J Vorberger, S Frydrych, J Helfrich… - Nature …, 2016 - nature.com
The shock-induced transition from graphite to diamond has been of great scientific and
technological interest since the discovery of microscopic diamonds in remnants of explosively …

Light stimulates swimming behavior of larval eastern oysters Crassostrea virginica in turbulent flow

JD Wheeler, E Luo, KR Helfrich, EJ Anderson… - Marine Ecology …, 2017 - int-res.com
Planktonic larvae of the eastern oyster Crassostrea virginica are able to regulate their
vertical position in the water, but the environmental cues responsible for this regulation, …