Results 111 to 120 of about 998,789 (338)

Ingot slicing machine and method [PDF]

open access: yes, 1984
An improved method for simultaneously slicing one or a multiplicity of boules of silicon into silicon wafers is described. A plurality of vertical stacks of horizontal saw blades of circular configuration are arranged in juxtaposed coaxial alignment ...
Kuo, Y. S.
core   +1 more source

Tumor‐stromal crosstalk and macrophage enrichment are associated with chemotherapy response in bladder cancer

open access: yesFEBS Open Bio, EarlyView.
Chemoresistance in bladder cancer: Macrophage recruitment associated with CXCL1, CXCL5 and CXCL8 expression is characteristic of Gemcitabine/Cisplatin (Gem/Cis) Non‐Responder tumors (right side) while Responder tumors did not show substantial tumor‐stromal crosstalk (left side). All biological icons are attributed to Bioicons: carcinoma, cancerous‐cell‐
Sophie Leypold   +11 more
wiley   +1 more source

Research and design of V-shaped deep trench sugarcane cultivating machine

open access: yes浙江大学学报. 农业与生命科学版, 2019
According to the agricultural characteristics of sugarcane planting in central Zhejiang Province, i.e. intertilling, fertilizing, ridging and earthing-up, the V-shaped deep trench sugarcane cultivator is equipped with good working parts, such as soil ...
LÜ Meiqiao, LIU Limin, WU Yu
doaj   +1 more source

Electrical hand tools and techniques: A compilation [PDF]

open access: yes
Space technology utilization for developing tools, adapters, and fixtures and procedures for assembling, installing, and servicing electrical components and equipment are discussed.

core   +1 more source

Nuclear pore links Fob1‐dependent rDNA damage relocation to lifespan control

open access: yesFEBS Open Bio, EarlyView.
Damaged rDNA accumulates at a specific perinuclear interface that couples nucleolar escape with nuclear envelope association. Nuclear pores at this site help inhibit Fob1‐induced rDNA instability. This spatial organization of damage handling supports a functional link between nuclear architecture, rDNA stability, and replicative lifespan in yeast.
Yamato Okada   +5 more
wiley   +1 more source

Deployment mechanisms on Pioneer Venus probes [PDF]

open access: yes, 1979
Deployment mechanisms were developed to position scientific instruments during probe descent into the Venus atmosphere. Each mechanism includes a provision for pyrotechnic release of the enclosure door, negator springs for positive deployment torque, and
Meadows, F. R.   +2 more
core   +1 more source

Sensory Substitution, Key to Inclusive Learning [PDF]

open access: yes, 2020
Visually impaired students, in primary education, encounter unique challenges while learning creative skills, exploring artistic expression and developing problem-solving skills, because so much instructional content is delivered visually.
Zahir, Fathima Z
core   +1 more source

Meta‐analysis fails to show any correlation between protein abundance and ubiquitination changes

open access: yesFEBS Open Bio, EarlyView.
We analyzed over 50 published proteomics datasets to explore the relationship between protein levels and ubiquitination changes across multiple experimental conditions and biological systems. Although ubiquitination is often associated with protein degradation, our analysis shows that changes in ubiquitination do not globally correlate with changes in ...
Nerea Osinalde   +3 more
wiley   +1 more source

Thermo-Mechanical Coupling Behavior Research and Optimization Strategy of PDC Cutter

open access: yesShiyou jixie
When drilling in deep hard formations, PDC bit encounters issues such as low rate of penetration (ROP), fast wear and high drilling costs. Taking igneous rocks in central Junggar Basin as the research object, a stress-temperature PDC coupling simulation ...
Li Cheng   +5 more
doaj  

Study of abrasive techniques for lunar and planetary solid rock geological sampling [PDF]

open access: yes
Abrasive techniques for lunar and planetary geological ...
Blum, P., Hordon, M. J.
core   +1 more source

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