نتایج جستجو برای: عمق لایة آمیخته mld
تعداد نتایج: 21354 فیلتر نتایج به سال:
The magnetic linear dichroism (MLD) was used to study the magnetic properties of Ni-ultrathin film grown on ferromagnetic substrate Co(001). The MLD in photoemission has been measured for either the valence Ni3d states around the Ni3p threshold or 3p core level. Our dichroism measurements of the valence Ni3d states conclude that the resonance effect is present on MLD for ‘6 eV-satellite’ in the...
We describe the cases of 2 sisters with adult metachromatic leukodystrophy (MLD). Whereas one sister presented with disorganized schizophrenia-like symptoms as the initial manifestation of MLD, the other remained symptom free except for a 4-week period of postpartum depression. In both patients, there was some residual activity of leukocyte arylsulfatase A (1.7% and 5.5% of normal), and a marke...
Children with motor learning difficulties (MLD) tend to be less physically active than their coordinated peers and one likely consequence is a reduced level of physical fitness. In this study, 52 children with MLD aged 5 to 8 years, were compared to 52 ageand gendermatched control children across a range of health and skill related fitness components. Analyses of variance revealed significantly...
The masking-level difference (MLD) was measured in a group of adult listeners having unilateral otosclerosis before stapedectomy surgery, 1 month following surgery, and 1 year following surgery. The results indicated that the MLD in this group improved significantly over each of the sequential tests. In contrast, for a group of normal-hearing listeners, the MLD did not change significantly over...
similar to that reported by Falini, and was associated with a higher proportion of normal karyotype (93% vs 60%; P .001), lower leukocyte count at diagnosis (32 109/L vs 69 109/L; P .01), and lower bone marrow infiltration (51% vs 72% blast cells, P .001). Interestingly, the frequency of NPM1 and FLT3 internal tandem duplication (FLT3-ITD) mutations did not differ between patients with and with...
This paper investigates adaptive modulation and coding (AMC) in 2-Tx multiple-input and multiple output (MIMO)orthogonal frequency division multiplexing (OFDM) spatial multiplexing systems using non-iterative maximum likelihood detector (MLD). We derive an approximate postprocessing signal to interference-plus-noise ratio (SINR) for MLD, which is computed as post minimum mean-squared error (MMS...
چکیده این تحقیق به منظور بررسی وجود رابطه میان شاخص سطح برگ با مقدار ترسیب کربن در خاک در ایستگاه تحقیقات جنگل و مرتع چمستان در قالب یک طرح کاملاً تصادفی صورت گرفته است که در آن گونه بلند مازو به صورت خالص و آمیخته با هر یک از گونه های آزاد، پلت، داغداغان و ممرز در سال 1373 جنگل کاری شده است. برای نمونه برداری برگ ها شش درخت از هر گونه در هر تیمار انتخاب گردید. میزان شاخص سطح برگ به روش مستقیم ...
Metachromatic leukodystrophy disorder (MLD) is an autosomal recessive and lysosomal storage disease. The disease is caused by the deficiency of the enzyme arylsulfatase A (ARSA) which is encoded by the ARSA gene. Different mutations have been reported in different populations. The present study was aimed to detect the mutation type of the ARSA gene in three relative Iranian patients. We found a...
We discuss soft-decision decoding which achieves nearmaximum likelihood decoding (MLD) of binary block codes over a Markov modulated channel. In this paper, a new soft-decision decoding algorithm using a generalized Expectation Maximization (EM) algorithm is proposed. Each iteration step of the proposed decoding algorithm can be regarded as performing MLD over an additive white Gaussian noise (...
Performance of low-density parity-check (LDPC) codes with maximum likelihood decoding (MLD) for solid burst erasures is discussed. The columns of the paritycheck matrix of LDPC codes are permuted to increase the distance between elements (DBEs) which are defined as a number of symbol positions between elements 1 at each row of the parity-check matrix. The column permutation method can change th...
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