(n.) A binary compound of nitrogen with a more metallic element or radical; as, boric nitride.
Example Sentences:
(1) A knee simulator was used to study the wear of carbon fiber reinforced UHMWPE (Poly Two) (Poly Two is a registered trademark of Zimmer, USA) tibial and patellar components against Ti-6A1-4V, titanium nitride (TiN)-coated Ti-6A1-4V, and cobalt-chromium-molybdenum femoral components.
(2) To measure the concentrations of yttrium-oxide-coated small-dispersed silicon nitride plasma powder, the air was aspirated at the amount of 10-15 litres per min through the AFA-XP filter.
(3) This article presents a morphologic assessment of the effect of silicon nitride ceramic (Si3N4) on rabbit marrow stromal cells and their differentiation when grown in vitro and in vivo.
(4) Nevertheless, a small group of materials, incorporating substantial amounts of quartz or silicon nitride filler particles, exhibited high rates of thermal diffusion, up to three times the level exhibited by dentin.
(5) Nitrides used in this experiment are hBN, A1N and Si3N4.
(6) A titanium nitride coating has been deposited on steel and tungsten carbide dental rotary instruments.
(7) A durable and thromboresistant ceramic heart valve comprised of a single crystal alumina disk and titanium nitride (TiN) valve ring has been developed.
(8) The galvanic effects for the galvanic couples steel-titanium, steel-titanium-coated steel and steel-titanium nitride-coated steel were studied.
(9) Previously there have been difficulties in locating a suitable region for studies of this nature because the interfering nitride and carbide grains inhibit isolation of the glass for examination.
(10) Wax patterns were painted with coating material of nitrides (first investing), then a mixture of phosphate bonded investment and water was used in outer investing (second investing).
(11) The in vivo biocompatibility of metals coated with several different types of ceramics [alumina (alpha-Al2O3), titanium oxide (TiO2), titanium nitride (TiN), and hydroxyapatite (HAP)] was investigated.
(12) The polyurethane- and silicone-rubber-based membranes have better adhesion to silicon nitride than do PVC or hydroxylated PVC matrices.
(13) This paper examines the low-stick properties and the durability of a 5 micron coating of titanium nitride on stainless steel when used with two composites (a hybrid and a microfilled) and a glass polyalkenoate (ionomer) cement.
(14) Preparation of dental hard tissue and fortification of dentures made of NiCr steel and NiCr steel coated with titanium nitride activate gingival fluid secretion.
(15) LDH, but not AP, values were increased with fibrous silicon nitride treatment, but not with the nonfibrous silicon nitride.
(16) Thin titanium nitride (TiN) coatings improve properties of metallic material for industrial purposes.
(17) In conclusion, titanium nitride ceramic coated stainless steel appears to be a promising material for implantation.
(18) Titanium nitride (TiN) because of its surface properties and graphite because of its bulk characteristics have been chosen.
(19) In order to assess the tissue compatibility of the hybrid materials for the dental implant (hydroxyapatite, titanium oxide and titanium nitride coated titanium alloys), tissue response to these materials implanted in the rat subcutaneous tissue was histologically examined.
(20) Three hundred eighty-seven first-generation titanium nitride-coated stainless steel mesh implants have been reviewed with a follow-up time of 12 to 39 months (average, 16.6 months).
Nitrite
Definition:
(n.) A salt of nitrous acid.
Example Sentences:
(1) Amplitude of the musical vibrations decreased by inhalation of amyl nitrite, but increased by infusion of methoxamine.
(2) Optical difference spectroscopy was used to investigate the kinetics of product formation during the reaction of the respiratory chain with nitrite.
(3) Total bacterial counts, nitrate-reducing bacteria and nitrite concentration were determined in fasting gastric juice before and after 4 weeks of treatment with a strong or with a mild antacid drug, a placebo preparation and the spasmolytic agent papaverine which is known to inhibit gastric evacuation.
(4) This would explain why the presence of ammonium sulphate appreciably offsets the effects of decreasing pH and also the exponential relationship between rate of nitrite loss and ammonium sulphate concentration.
(5) For comparison we investigated several structural analogues with respect to their nitric oxide or nitrite ion releasing potency.
(6) Our observation leads to the suggestion that, in vivo, either rhodanese is maintained in its more stable sulfur-substituted form or cellular compartmentalization prevents inactivation by nitrite.
(7) Sodium nitrite, a substance with unknown promoting activity, effectively uncoupled cells.
(8) The tricyclic psychotropic drug opipramol (Insidon) reacts in vitro with sodium nitrite in acidic solution to form products including mutagens for Salmonella typhimurium TA98 and TA100.
(9) This indicates the loss of both assimilatory and dissimilatory nitrate reduction but only dissimilatory nitrite reduction in the mutants selected with chlorate.
(10) It was demonstrated that nitrite ions may be produced in metronidazole solutions at the time of preparation or during storage by the effects of temperature and light.
(11) Whole-chain formate-nitrate reductase activity, assayed with formate as the electron donor and measuring the amount of nitrite produced, was restored to wild-type levels in the mutants by addition of 10(-4)m molybdate to the growth medium.
(12) The aim of this study was to follow the changes in the levels of nitrates and nitrites throughout the process of fermentation of sauerkraut from white and red cabbage and red beets.
(13) A decrease of nitrite concentration was only seen after adding a small volume acid of high concentration.
(14) In postnatal experiments with methylurea and nitrite, there were induced mostly neurogenic tumours and reticulum cell sarcomas of the paracoecal region.
(15) Exposure to tumor necrosis factor-alpha caused a modest (2x) increase in nitrite production.
(16) Yet, when temperature of incubation, soil pH, soil moisture content and nitrite concentration were varied in the three soils, and with addition of nitrite reductase inhibitors, it appeared in one soil that NO production was partially a biological process.
(17) Neither assimilatory nor dissimilatory nitrate or nitrite reductase activities were detectable in aerobic cultures.
(18) Sixteen patients with coronary heart disease (CHD) and three healthy volunteers were treated with a combination of a long-acting nitrite and a beta-receptor blocking agent.
(19) Synthetic N-OH-PhIP was prepared by catalytic reduction of the nitro derivative of PhIP, which was synthesized from PhIP by diazotization and reaction with sodium nitrite.
(20) The bacterial nitrite synthesis in gastric juice from porcine stomach mucin and the decrease of nitrite after adding acid, which has often been described in literature-results of an examination with a standardizable biomodel.