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Kärleksbrev på 1800-talet

Recensionav "Kärlek per korrespondens." En analys av kärleksbegreppet och dess innehåll i två brevväxlingar frän senare delen av 1800-talet, skrivna av två par ur borgerligheten. En undersökning av vad det innebar att initiera och bygga upp en kärleksrelation, så som det tar sig uttryck i brev.

ABC om Yrsel på akuten

Artikel gällande handläggning av yrsel på akutmottagningen.The majority of patients who present to the Emergency Department with vertigo suffer from benign conditions. However, a few percent of these patients have life-threatening conditions, such as a cerebellar stroke. The HINTS clinical decision rule (Head-Impulse test, Nystagmus, Test-of-Skew) allows the physician to identify patients with an acute vestibular syndrome of central origin. HINTS is more

Item-level indoor localization with passive UHF RFID based on tag interaction analysis

Radio-frequency identification (RFID) with a received signal strength indicator (RSSI) is a low-cost and low-complexity approach for item-level indoor localization. Although RSSI-based algorithms suffer from multipath effect and other environmental factors, reference tags and RSSI changes can be utilized to further improve the localization accuracy. However, the current algorithms lack deep analys

Looking for Robin 2.0

A look at the work and life of British film critic Robin Wood. Includes personal reminiscences of the author's meetings with Wood as well as working on his criticism.

Atomic spectroscopy with violet laser diodes

Laser spectroscopy with laser diodes can now also be performed in the violet/blue spectral region. a 5 mW commercially available CW laser diode operating at 404 nm was used to perform spectroscopy on potassium atoms with signal detection in absorption as well as fluorescence when operating on a potassium vapor cell and with optogalvanic detection on a potassium hollow cathode lamp. The 4s(2)S(1/2)

Recording Density Limit of Photon-echo Optical Storage With High-speed Writing and Reading

The first analysis to our knowledge of the optical data storage density of photon-echo storage is presented. Mainly considering signal-to-noise ratio performance, we calculate the obtainable storage density for data storage and processing using photon echoes to be approximately 100 times the theoretical limit for conventional optical data storage. This limit is similar to that theoretically calcul

Phosphorus fertilisation causes durable enhancement of phosphorus concentrations in forest soil

The duration of P fertiliser in acid forest soil was investigated in a Norway spruce (Picea abies Karst.) forest in southcentral Sweden. The fertilisation of the soil started in 1967, but no P has been applied since 1988. The N fertilisation is still continuing. Totally, 300 kg P per hectare, as superphosphate, and/or 1090 kg N per hectare, as ammonium nitrate, was applied. Concentrations of both

Cystatins - Extra- and Intracellular Cysteine Protease Inhibitors: High-level Secretion and Uptake of Cystatin C in Human Neuroblastoma Cells.

Cystatins are present in mammals, birds, fish, insects, plants, fungi and protozoa and constitute a large protein family, with most members sharing a cysteine protease inhibitory function. In humans 12 functional cystatins exist, forming three groups based on molecular organisation and distribution in the organism. The type 1 cystatins (A and B) are known as intracellular, type 2 cystatins (C, D,

Low-Level Cadmium Exposure Is Associated with Decreased Bone Mineral Density and Increased Risk of Incident Fractures in Elderly Men: The MrOS Sweden Study.

One risk factor for osteoporosis which has attracted increasing attention in recent years is exposure to cadmium. The aim of this study was to examine the associations between low-level cadmium exposure, from diet and smoking, and BMD and incident fractures in elderly men. The study population consisted of 936 men from the Swedish cohort of the MrOS study, aged 70-81 years at inclusion (year 2002-