These features have not been reported as characteristics of subacute or chronic hypersensitivity pneumonitis. Increased fibrin deposition and neutrophilic infiltrate may characterize acute hypersensitivity pneumonitis or abrupt exacerbation of hypersensitivity pneumonitis, and these along with characteristic features of subacute hypersensitivity this website pneumonitis (granulomatous inflammation and bronchiolocentricity) are sufficient to establish a morphologic diagnosis, particularly in conjunction with clinicoradiologic features. (C) 2012 Elsevier Inc. All rights reserved.”
“The structural evolution of tensile-deformed high-density polyethylene (HDPE) at the lamellar level was investigated as a function
of strain using a scanning synchrotron small-angle X-ray scattering technique. Intralamellar crystalline block slips were activated at small deformations, whereas stress-induced fragmentation
GS-9973 order and recrystallization process proceeded at a larger strain, yielding lamellae with polymeric chains preferentially oriented along the stretching direction. The critical strains marking the onset of the destruction of original crystallites and the fibril formation for isothermally crystallized HDPE were at about 0.4 and 1.2, respectively. In the case of a quenched sample, the critical strain was 0.4. In the isothermally crystallized sample two critical values were observed that could be traced back to the existence of two populations of lamellar stacks with significantly different interlamellar amorphous phase thicknesses. This resulted in distinct mobilities of the amorphous domains and, therefore, different moduli or the entangled amorphous networks. Consequently, the drug discovery strain required to produce the critical network stress, which gave rise to a fragmentation of the crystalline blocks, was different for each stack of crystalline lamellae.”
“L1(0)-FePt exchange coupled composite (ECC) bit patterned media has been considered as a potential candidate to achieve high thermal stability and writability for future high density magnetic
recording. In this paper, FePt based ECC bit patterned structures with 31 nm bit size and 37 nm pitch size were fabricated using di-block copolymer lithography on 3 inch wafer. Remanant states were tracked using magnetic force microscopy (MFM). DC demagnetization (DCD) curves were plotted by counting the reversed bits in the MFM images. Magnetic domains in which the magnetizations of the neighboring bits were aligned to the same direction were observed in the MFM patterns. Thermal decay measurement was performed for the samples to obtain the thermal stability and gain factor. The thermal barrier was found around 210 k(B)T with a gain factor up to 1.57 for the bit patterned structure FePt(4 nm)/Fe(4 nm). (C) 2012 American Institute of Physics. [doi:10.1063/1.