User profiles for A Ramirez

Arthur P. Ramirez

- Verified email at ucsc.edu - Cited by 50863

Alfredo Ramirez, MD, PhD

- Verified email at uk-koeln.de - Cited by 22225

Adrian Ramirez Galilea

- Verified email at takeda.com - Cited by 3514

Colossal magnetoresistance

AP Ramirez - Journal of Physics: Condensed Matter, 1997 - iopscience.iop.org
We review recent experimental work falling under the broad classification of colossal
magnetoresistance (CMR), which is magnetoresistance associated with a ferromagnetic-to-…

Metal–organic frameworks in heterogeneous catalysis: recent progress, new trends, and future perspectives

…, N Kolobov, IS Khan, JA Bau, A Ramirez… - Chemical …, 2020 - ACS Publications
More than 95% (in volume) of all of today’s chemical products are manufactured through
catalytic processes, making research into more efficient catalytic materials a thrilling and very …

Strongly geometrically frustrated magnets

AP Ramirez - Annual Review of Materials Science, 1994 - annualreviews.org
The study of cooperative phenomena in magnetism has provided fertile ground for testing
theories of interacting systems that possess different spatial dimensions, ranges, and sign of …

Meta-analysis of 74,046 individuals identifies 11 new susceptibility loci for Alzheimer's disease

…, C Reitz, F Pasquier, P Hollingworth, A Ramirez… - Nature …, 2013 - nature.com
Eleven susceptibility loci for late-onset Alzheimer's disease (LOAD) were identified by previous
studies; however, a large portion of the genetic risk for this disease remains unexplained. …

Superconductivity at 18 K in potassium-doped C60

…, DW Murphy, SH Glarum, TTM Palstra, AP Ramirez… - Nature, 1991 - research.rug.nl
The synthesis of macroscopic amounts of C60 and C70 (fullerenes) has stimulated a variety
of studies on their chemical and physical properties. We recently demonstrated that C60 and …

2020 International Society of Hypertension global hypertension practice guidelines

…, NA Khan, NR Poulter, D Prabhakaran, A Ramirez… - …, 2020 - Am Heart Assoc
In the Guidelines, differentiation between optimal and essential standards were not always
possible, and were made in sections where it was most practical and sensible. The …

Low Temperature Magnetoresistance and the Magnetic Phase Diagram of

P Schiffer, AP Ramirez, W Bao, SW Cheong - Physical Review Letters, 1995 - APS
The complete phase diagram of a “colossal” magnetoresistance material (La 1− x Ca x MnO
3) was obtained for the first time through magnetization and resistivity measurements over a …

Efficacy and safety of budesonide/formoterol in the management of chronic obstructive pulmonary disease

W Szafranski, A Cukier, A Ramirez… - European …, 2003 - Eur Respiratory Soc
The efficacy and safety of budesonide/formoterol in a single inhaler compared with placebo,
budesonide and formoterol were evaluated in patients with moderate-to-severe chronic …

Optical response of high-dielectric-constant perovskite-related oxide

…, T Vogt, SM Shapiro, S Wakimoto, AP Ramirez - science, 2001 - science.org
Optical conductivity measurements on the perovskite-related oxide CaCu 3 Ti 4 O 12 provide
a hint of the physics underlying the observed giant dielectric effect in this material. A low-…

Zero-point entropy in 'spin ice'

AP Ramirez, A Hayashi, RJ Cava, R Siddharthan… - Nature, 1999 - nature.com
Common water ice (ice I h ) is an unusual solid—the oxygen atoms form a periodic structure
but the hydrogen atoms are highly disordered due to there being two inequivalent O–H …